State Forecast for Kalispell , MT
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170
FPUS65 KTFX 181802
SFTTFX
MTZ301>330-182300-
Tabular State Forecast for North Central and Southwest Montana
National Weather Service Great Falls MT
1201 PM MDT Fri Sep 18 2026
ROWS INCLUDE...
Daily predominant daytime weather 6AM-6PM
Forecast temperatures...early morning low/daytime high
Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM
- indicates temperatures below zero
MM indicates missing data
 
FCSTFCSTFCSTFCSTFCSTFCSTFCST
TodaySatSunMonTueWedThu
Sep 18Sep 19Sep 20Sep 21Sep 22Sep 23Sep 24
...CENTRAL MONTANA...
Great Falls
PtcldyMocldySunnySunnySunnySunnySunny
/7352/6648/7348/7850/7749/7750/78
/1040/3010/0000/0000/0000/0000/00
Cut Bank
PtcldyPtcldySunnySunnySunnyPtcldyPtcldy
/7047/6745/7345/7447/7146/7146/72
/2000/0000/0000/0000/0000/0000/00
Havre
PtcldyMocldyPtcldySunnySunnySunnySunny
/7649/7048/7447/7849/7847/7848/79
/1000/0000/0000/0000/0000/0000/00
Helena
PtcldyRainPtcldySunnySunnySunnySunny
/7352/6148/7346/7747/7747/7747/78
/40100/10030/0000/0000/0000/0000/00
Lewistown
PtcldyRainMocldySunnySunnySunnySunny
/7350/5848/6545/7448/7648/7648/78
/1070/7080/4000/0000/0010/0000/00
Shelby
PtcldyPtcldySunnySunnySunnySunnyPtcldy
/7149/6946/7247/7748/7347/7348/73
/1000/0000/0000/0000/0000/0000/00
Chester
PtcldyPtcldySunnySunnySunnySunnySunny
/7349/6946/7247/7548/7547/7447/75
/1000/0000/0000/0000/0000/0000/00
Chinook
PtcldyMocldyPtcldySunnySunnySunnySunny
/7650/7050/7149/7650/7749/7750/79
/1000/1000/0000/0000/0000/0000/00
Conrad
PtcldyPtcldySunnySunnySunnySunnyPtcldy
/7249/6847/7346/7748/7548/7448/75
/1010/0000/0000/0000/0000/0000/00
Choteau
PtcldyMocldySunnySunnySunnySunnySunny
/7149/6647/7347/7748/7548/7548/76
/1010/1000/0000/0000/0000/0000/00
Fort Benton
PtcldyMocldyPtcldySunnySunnySunnySunny
/7553/6950/7549/8051/8051/7951/81
/1010/1010/0000/0000/0000/0000/00
Stanford
PtcldyRainPtcldySunnySunnySunnySunny
/7251/5947/6846/7450/7549/7650/78
/2060/6050/1000/0000/0000/0010/00
White Sulphur Springs
TstrmsRainPtcldySunnySunnySunnySunny
/7148/5644/6741/7243/7443/7443/76
/70100/10050/1000/0000/0010/0000/00
...SOUTHWEST MONTANA...
Bozeman Airport
TstrmsTstrmsPtcldySunnySunnySunnySunny
/7248/5945/6741/7543/7543/7543/77
/7090/9080/2000/0000/0000/0010/00
Bozeman MSU
TstrmsTstrmsMocldySunnyPtcldySunnySunny
/7149/5746/6543/7247/7447/7447/77
/7090/9080/2000/0000/1000/0010/00
West Yellowstone
TstrmsTstrmsMocldySunnyPtcldySunnySunny
/6239/5436/6231/6733/6933/6933/71
/9080/8050/2000/0000/0000/1010/00
Dillon
TstrmsTstrmsPtcldySunnySunnySunnySunny
/6747/5844/6742/7444/7443/7543/77
/90100/9040/0000/0000/0000/0010/00
Boulder
TstrmsRainPtcldySunnyPtcldySunnySunny
/6950/5646/6946/7348/7348/7348/75
/70100/9050/0000/0000/2010/1000/00
Townsend
TstrmsRainPtcldySunnySunnySunnySunny
/7354/6050/7049/7751/7551/7650/77
/50100/10050/0000/0000/0010/0000/00
Virginia City
TstrmsTstrmsPtcldySunnyPtcldySunnySunny
/6347/5345/6144/6646/6846/6946/71
/8090/9050/1000/0000/0010/0010/00
$$
http://www.weather.gov/greatfalls
052
FPUS56 KMTR 181802
ZFPMTR
San Francisco Bay Area/Central California Zone Forecast
National Weather Service San Francisco Bay Area
1102 AM PDT Fri Sep 18 2026
This is an automatically generated product that provides average
values for large geographic areas. For a more site specific
forecast...please refer to the point and click forecast on our
webpage at:
https://www.weather.gov/mtr
CAZ505-190900-
Coastal North Bay...Including Point Reyes National Seashore-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the mid 60s to lower 70s. West
winds 5 to 10 mph.
.TONIGHT...Partly cloudy. Lows in the mid 50s. Northwest winds
5 to 10 mph.
.SATURDAY...Partly cloudy in the morning then becoming sunny.
Patchy fog in the morning. Highs in the 60s to mid 70s. West
winds 5 to 15 mph.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the mid 50s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. Patchy fog in the morning. Highs in the
60s to lower 70s. Northwest winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy. Patchy fog. Lows in the mid 50s.
.MONDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog. Highs in the mid 60s to lower 70s.
.MONDAY NIGHT AND TUESDAY...Partly cloudy. Patchy fog. Lows in
the mid 50s. Highs in the mid 60s to lower 70s.
.TUESDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows in the mid
50s. Highs in the 70s.
&&
TEMPERATURE/PRECIPITATION
Point Reyes685471/
$$
CAZ503-190900-
Sonoma Coastal Range-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the lower 80s. Light winds...
becoming west around 5 mph in the afternoon.
.TONIGHT...Mostly clear. Lows in the mid 50s. Northwest winds
around 5 mph in the evening...becoming light.
.SATURDAY...Sunny. Highs in the mid 80s. Light winds...becoming
west around 5 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the mid 50s. Northwest winds around 5 mph
in the evening...becoming light.
.SUNDAY...Mostly cloudy. Highs in the lower 80s. Light winds...
becoming west around 5 mph in the afternoon.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the lower 50s.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs in the mid
80s. Lows in the mid 50s.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the lower
90s. Lows in the lower 60s.
$$
CAZ502-190900-
Marin Coastal Range-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the mid 70s. Light winds...
becoming west 5 to 10 mph in the afternoon.
.TONIGHT...Mostly clear. Lows in the mid 50s. West winds 5 to
10 mph.
.SATURDAY...Partly cloudy in the morning then becoming sunny.
Highs in the upper 70s. West winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the mid 50s. West winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. Highs in the lower 70s. West winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 50s.
.MONDAY THROUGH TUESDAY...Partly cloudy. Highs in the 70s. Lows
in the mid 50s.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the mid 50s.
Highs in the mid 80s.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows around 60.
Highs in the mid 80s.
$$
CAZ506-190900-
North Bay Interior Valleys-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the 70s to 80s. Southwest winds
up to 5 mph increasing to 10 to 20 mph in the afternoon.
.TONIGHT...Mostly clear except patchy fog after midnight. Lows in
the 50s to lower 60s. West winds 5 to 15 mph.
.SATURDAY...Partly cloudy in the morning then becoming sunny.
Areas of fog in the morning. Highs in the mid 70s to upper 80s.
Southwest winds 5 to 15 mph.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Patchy fog after midnight. Lows in the 50s to
lower 60s. Southwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. Patchy fog in the morning. Highs in the
upper 60s to mid 80s. Southwest winds 5 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy. Patchy fog. Lows in the 50s.
.MONDAY...Mostly cloudy in the morning then becoming sunny. Areas
of fog. Highs in the lower 70s to mid 80s.
.MONDAY NIGHT...Mostly clear in the evening then becoming partly
cloudy. Patchy fog. Lows in the 50s.
.TUESDAY...Mostly cloudy in the morning then becoming sunny.
Areas of fog. Highs in the 70s to 80s.
.TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows in the lower
50s to mid 60s. Highs in the lower 80s to mid 90s.
&&
TEMPERATURE/PRECIPITATION
Santa Rosa845287/
San Rafael825684/
Napa805483/
$$
CAZ504-190900-
North Bay Interior Mountains-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the lower 70s to mid 80s.
Northwest winds around 5 mph.
.TONIGHT...Clear. Lows near 60. Northwest winds up to 5 mph.
.SATURDAY...Sunny. Highs in the upper 70s to lower 90s. North
winds up to 5 mph...becoming west around 5 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows near 60. West winds up to 5 mph in the
evening...becoming light.
.SUNDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs in the lower 70s to mid 80s. Light winds...becoming
south around 5 mph in the afternoon.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the mid 50s to lower 60s.
.MONDAY THROUGH TUESDAY NIGHT...Mostly clear. Highs in the 70s to
80s. Lows in the 50s to mid 60s.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the mid 80s
to lower 90s. Lows in the mid to upper 60s.
&&
TEMPERATURE/PRECIPITATION
Lake Berryessa856289/
$$
CAZ006-190900-
San Francisco-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Partly cloudy late in the morning then becoming
sunny. Highs in the 60s to lower 70s. West winds 5 to 10 mph
increasing to 10 to 20 mph in the afternoon.
.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows in the upper 50s. West winds 10 to 20 mph.
.SATURDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs in the mid 60s to lower 70s. Southwest winds 5 to
15 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. West
winds 5 to 15 mph.
.SUNDAY...Mostly cloudy. Highs in the 60s. West winds 5 to
15 mph.
.SUNDAY NIGHT...Mostly cloudy. Lows in the upper 50s.
.MONDAY THROUGH TUESDAY...Mostly cloudy. Highs in the 60s to
lower 70s. Lows in the upper 50s.
.TUESDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows in the
upper 50s. Highs in the upper 60s to lower 80s.
&&
TEMPERATURE/PRECIPITATION
San Francisco695871/
Ocean Beach675868/
$$
CAZ509-190900-
San Francisco Peninsula Coast-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Partly cloudy. Highs in the upper 60s. Northwest
winds 5 to 10 mph.
.TONIGHT...Mostly cloudy. Lows in the mid 50s. Northwest winds
5 to 10 mph.
.SATURDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs in the upper 60s. West winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northwest
winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. Highs in the mid 60s. Northwest winds
5 to 10 mph.
.SUNDAY NIGHT...Cloudy. Lows in the mid 50s.
.MONDAY THROUGH TUESDAY NIGHT...Mostly cloudy. Highs in the upper
60s. Lows in the mid 50s.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs in the upper
70s. Lows in the upper 50s.
$$
CAZ508-190900-
San Francisco Bay Shoreline-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Partly cloudy late in the morning then becoming
sunny. Highs in the 70s. Northwest winds 5 to 10 mph increasing
to 10 to 20 mph in the afternoon.
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Lows in the upper 50s. West winds 10 to 20 mph.
.SATURDAY...Mostly cloudy in the morning then becoming sunny.
Highs in the mid 70s to lower 80s. Southwest winds up to 5 mph
increasing to west 10 to 20 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the upper 50s. West winds 10 to 20 mph...
becoming 5 to 10 mph after midnight.
.SUNDAY...Mostly cloudy. Highs in the upper 60s to mid 70s. West
winds 5 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy. Lows in the upper 50s.
.MONDAY THROUGH TUESDAY...Partly cloudy. Highs in the 70s to
lower 80s. Lows in the upper 50s.
.TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows around 60.
Highs in the 80s to lower 90s.
&&
TEMPERATURE/PRECIPITATION
SFO Airport725874/
Oakland745975/
Fremont765879/
Redwood City795882/
Mountain View745777/
$$
CAZ510-190900-
East Bay Interior Valleys-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the mid 80s. West winds 5 to
15 mph.
.TONIGHT...Clear. Lows in the upper 50s. Southwest winds 5 to
10 mph.
.SATURDAY...Sunny. Highs in the upper 80s. West winds 5 to
10 mph.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the upper 50s. Southwest winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. Highs in the lower 80s. West winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy. Lows in the upper 50s.
.MONDAY THROUGH TUESDAY...Mostly clear. Highs in the 80s. Lows in
the upper 50s.
.TUESDAY NIGHT...Clear. Lows in the upper 50s.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the mid 90s.
Lows in the lower 60s.
&&
TEMPERATURE/PRECIPITATION
Concord865890/
Livermore835688/
$$
CAZ513-190900-
Santa Clara Valley...including San Jose-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs near 80. Northwest winds 5 to
10 mph increasing to 10 to 20 mph in the afternoon.
.TONIGHT...Mostly clear except patchy fog after midnight. Lows in
the mid 50s. Northwest winds 5 to 15 mph...becoming south up to
5 mph after midnight.
.SATURDAY...Partly cloudy in the morning then becoming sunny.
Patchy fog in the morning. Highs in the 80s. Light winds...
becoming northwest 10 to 15 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the upper 50s. Northwest winds 5 to
10 mph.
.SUNDAY...Mostly cloudy. Highs in the mid 70s to lower 80s. Light
winds...becoming west up to 5 mph in the afternoon.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 50s.
.MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the upper 70s
to mid 80s. Lows in the mid 50s.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the 80s. Lows
in the upper 50s.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the 90s.
Lows in the lower 60s.
&&
TEMPERATURE/PRECIPITATION
San Jose785682/
Morgan Hill835587/
$$
CAZ512-190900-
Santa Cruz Mountains-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the upper 60s to lower 80s.
North winds around 5 mph.
.TONIGHT...Mostly clear in the evening then becoming partly
cloudy. Lows in the 50s. Northwest winds up to 5 mph.
.SATURDAY...Partly cloudy in the morning then becoming sunny.
Patchy fog in the morning. Highs in the 70s to lower 80s. Light
winds...becoming west around 5 mph in the afternoon.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the 50s. Northwest winds around 5 mph in
the evening...becoming light.
.SUNDAY...Mostly cloudy. Highs in the 60s to mid 70s. Light
winds...becoming west around 5 mph in the afternoon.
.SUNDAY NIGHT...Mostly cloudy. Lows in the 50s.
.MONDAY THROUGH TUESDAY...Partly cloudy. Highs in the upper 60s
to lower 80s. Lows in the 50s.
.TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the mid 50s
to lower 60s. Highs in the 80s to lower 90s.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the 60s to
lower 70s. Highs in the 80s to lower 90s.
$$
CAZ515-190900-
East Bay Hills-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the lower 80s. Northwest winds
5 to 10 mph.
.TONIGHT...Mostly clear. Lows in the upper 50s. Southwest winds
10 to 15 mph.
.SATURDAY...Sunny. Highs in the mid 80s. West winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the upper 50s. Southwest winds 10 to
15 mph.
.SUNDAY...Mostly cloudy. Highs in the upper 70s. Southwest winds
10 to 15 mph.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows in the mid 50s.
.MONDAY...Partly cloudy in the morning then becoming sunny. Highs
in the upper 70s.
.MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows in the
upper 50s. Highs in the mid 80s.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the mid 90s.
Lows in the mid 60s.
$$
CAZ514-190900-
Eastern Santa Clara Hills-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the lower 70s. Northwest winds
5 to 10 mph.
.TONIGHT...Clear. Lows in the 50s to lower 60s. West winds 5 to
10 mph.
.SATURDAY...Sunny. Highs in the upper 70s. Northwest winds 5 to
10 mph.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the 50s to mid 60s. West winds around
5 mph.
.SUNDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs in the mid 70s. Light winds...becoming northwest
around 5 mph in the afternoon.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the 50s to lower 60s.
.MONDAY THROUGH TUESDAY...Mostly clear. Highs in the upper 70s.
Lows in the 50s to lower 60s.
.TUESDAY NIGHT AND WEDNESDAY...Clear. Lows in the 50s to upper
60s. Highs in the upper 80s.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the lower
60s to mid 70s. Highs in the upper 80s.
$$
CAZ529-190900-
Northern Monterey Bay-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the mid 70s to lower 80s.
Southwest winds 5 to 10 mph.
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Patchy fog after midnight. Lows in the mid 50s. Southeast
winds 5 to 10 mph in the evening...becoming light.
.SATURDAY...Mostly cloudy in the morning then becoming sunny.
Patchy fog in the morning. Highs in the mid 70s. Light winds...
becoming southwest 5 to 10 mph in the afternoon.
.SATURDAY NIGHT...Mostly cloudy. Patchy fog after midnight. Lows
in the mid 50s. Southeast winds around 5 mph in the evening...
becoming light.
.SUNDAY...Mostly cloudy. Patchy fog in the morning. Highs in the
lower 70s. Light winds...becoming west 5 to 10 mph in the
afternoon.
.SUNDAY NIGHT...Mostly cloudy. Patchy fog. Lows in the mid 50s.
.MONDAY...Mostly cloudy in the morning then becoming sunny. Areas
of fog. Highs in the lower 70s.
.MONDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Patchy fog. Lows in the mid 50s.
.TUESDAY...Mostly cloudy in the morning then becoming sunny.
Patchy fog. Highs in the mid 70s.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Partly cloudy. Lows in
the upper 50s. Highs in the mid 80s.
.THURSDAY...Partly cloudy in the morning then becoming sunny.
Highs in the mid 80s.
&&
TEMPERATURE/PRECIPITATION
Santa Cruz805478/
$$
CAZ530-190900-
Southern Monterey Bay and Big Sur Coast-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the 60s to upper 70s. Northwest
winds 5 to 15 mph.
.TONIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows in the mid 50s. Northwest winds 5 to 10 mph.
.SATURDAY...Partly cloudy in the morning then becoming sunny.
Highs in the 60s to upper 70s. Northwest winds 5 to 10 mph.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the mid 50s. Northwest winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. Highs in the 60s to mid 70s. Northwest
winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 50s.
.MONDAY THROUGH TUESDAY...Partly cloudy. Highs in the 60s to
upper 70s. Lows in the mid 50s.
.TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows around 60.
Highs in the 70s to upper 80s.
&&
TEMPERATURE/PRECIPITATION
Monterey685668/
Big Sur755776/
$$
CAZ528-190900-
Northern Salinas Valley...Hollister Valley...and Carmel Valley-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the 70s. Northwest winds 5 to
15 mph.
.TONIGHT...Mostly clear in the evening then becoming mostly
cloudy. Lows in the mid 50s. West winds 5 to 10 mph.
.SATURDAY...Partly cloudy in the morning then becoming sunny.
Patchy fog in the morning. Highs in the 70s to lower 80s. West
winds up to 5 mph...becoming northwest 5 to 15 mph in the
afternoon.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the mid 50s. West winds 5 to 10 mph.
.SUNDAY...Mostly cloudy. Highs in the 60s to mid 70s. Light
winds...becoming west 10 to 15 mph in the afternoon.
.SUNDAY NIGHT...Mostly cloudy. Lows in the mid 50s.
.MONDAY THROUGH TUESDAY...Partly cloudy. Highs in the upper 60s
to lower 80s. Lows in the mid 50s.
.TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows around 60.
Highs in the upper 70s to lower 90s.
&&
TEMPERATURE/PRECIPITATION
Salinas705570/
Carmel Valley775379/
Hollister795382/
$$
CAZ516-190900-
Southern Salinas Valley...Arroyo Seco...and Lake San Antonio-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the lower to mid 80s. Northwest
winds around 5 mph increasing to 10 to 20 mph in the afternoon.
.TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds
10 to 20 mph...becoming 5 to 10 mph after midnight.
.SATURDAY...Sunny. Patchy fog in the morning. Highs in the mid
80s to lower 90s. Light winds...becoming northwest 10 to 15 mph
in the afternoon.
.SATURDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the mid 50s. Northwest winds 10 to 15 mph
decreasing to around 5 mph after midnight.
.SUNDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs in the 80s. Light
winds...becoming west 5 to 10 mph in the afternoon.
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.MONDAY...Partly cloudy in the morning then becoming sunny.
Patchy fog. Highs in the lower 80s.
.MONDAY NIGHT AND TUESDAY...Mostly clear. Areas of fog. Lows in
the lower 50s. Highs in the mid 80s to lower 90s.
.TUESDAY NIGHT...Clear. Lows in the mid 50s.
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Highs in the 90s.
Lows in the upper 50s.
&&
TEMPERATURE/PRECIPITATION
King City815386/
$$
CAZ517-190900-
Santa Lucia Mountains and Los Padres National Forest-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the mid 60s to lower 80s. North
winds 5 to 10 mph.
.TONIGHT...Mostly clear. Lows in the 50s to lower 60s. Northwest
winds 5 to 10 mph.
.SATURDAY...Sunny. Highs in the 70s to 80s. North winds 5 to
10 mph.
.SATURDAY NIGHT...Mostly clear in the evening then becoming
mostly cloudy. Lows in the 50s to mid 60s. Northwest winds around
5 mph.
.SUNDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs in the lower 70s to mid 80s. Northwest winds 5 to
10 mph.
.SUNDAY NIGHT...Partly cloudy. Lows in the 50s.
.MONDAY AND MONDAY NIGHT...Mostly clear. Highs in the upper 60s
to lower 80s. Lows in the 50s to lower 60s.
.TUESDAY AND TUESDAY NIGHT...Clear. Highs in the 70s to 80s. Lows
in the mid 50s to upper 60s.
.WEDNESDAY...Sunny. Highs in the lower 80s to mid 90s.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the lower
60s to mid 70s. Highs in the lower 80s to mid 90s.
$$
CAZ518-190900-
Mountains of San Benito and Interior Monterey County including
Pinnacles National Park-
1102 AM PDT Fri Sep 18 2026
.REST OF TODAY...Sunny. Highs in the lower 70s to mid 80s.
Northwest winds 5 to 10 mph.
.TONIGHT...Clear. Lows in the mid 50s. Northwest winds 5 to
10 mph.
.SATURDAY...Sunny. Highs in the mid 70s to lower 90s. Northwest
winds 5 to 10 mph.
.SATURDAY NIGHT...Mostly clear in the evening then becoming
mostly cloudy. Lows in the mid 50s to lower 60s. Northwest winds
5 to 10 mph in the evening...becoming light.
.SUNDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs in the mid 70s to upper 80s. Light winds...becoming
west 5 to 10 mph in the afternoon.
.SUNDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the 50s to lower 60s.
.MONDAY THROUGH TUESDAY...Mostly clear. Highs in the mid 70s to
lower 90s. Lows in the 50s to lower 60s.
.TUESDAY NIGHT AND WEDNESDAY...Clear. Lows in the mid 50s to
lower 60s. Highs in the 80s to 90s.
.WEDNESDAY NIGHT AND THURSDAY...Mostly clear. Lows in the 60s.
Highs mid 80s to 100.
&&
TEMPERATURE/PRECIPITATION
Pinnacles NP855292/
$$
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597
FPUS65 KBYZ 181314
SFTBYZ
MTZ029>034-036-037-040-042-056>058-063>068-138-139-141-169>173-228-235-WYZ198-199-182300-
Tabular State Forecast for SCen and SErn MT/NCen WY
National Weather Service Billings MT
714 AM MDT Fri Sep 18 2026
ROWS INCLUDE...
Daily predominant daytime weather 6AM-6PM
Forecast temperatures...early morning low/daytime high
Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM
- indicates temperatures below zero
MM indicates missing data
FCSTFCSTFCSTFCSTFCSTFCSTFCST
TodaySatSunMonTueWedThu
Sep 18Sep 19Sep 20Sep 21Sep 22Sep 23Sep 24
...SOUTH CENTRAL MONTANA...
Livingston
TstrmsTstrmsTstrmsSunnyPtcldySunnySunny
/7549/6046/6644/7446/7747/7747/79
/60100/9080/5010/0000/1010/0010/00
Big Timber
TstrmsTstrmsTstrmsSunnyPtcldySunnySunny
/7652/5949/6547/7249/7650/7650/78
/60100/9090/6010/0000/1010/0010/00
Harlowton
TstrmsTstrmsShwrsSunnySunnySunnySunny
/7651/5948/6646/7348/7748/7648/77
/5090/9080/5010/0000/0010/0010/10
Roundup
PtcldyTstrmsShwrsPtcldyPtcldySunnySunny
/7853/5951/6248/7349/7950/7850/79
/1080/9090/7010/0000/0010/2010/00
Billings
TstrmsTstrmsTstrmsPtcldyPtcldySunnySunny
/8055/6153/6350/7251/7752/7752/79
/2090/10090/8020/0000/0010/1000/00
Red Lodge
TstrmsTstrmsTstrmsSunnyPtcldySunnySunny
/7151/5647/5945/6648/7049/7150/73
/6090/9090/7020/1000/1010/1010/00
Columbus
TstrmsTstrmsTstrmsSunnyPtcldySunnySunny
/7851/6048/6446/7247/7848/7848/79
/30100/9090/7020/0000/0010/1000/00
Hardin
SunnyTstrmsTstrmsPtcldyPtcldySunnySunny
/8154/6550/6447/7546/7947/8046/82
/1090/10090/9030/0000/0010/0000/00
...SOUTHEAST MONTANA...
Miles City
SunnyTstrmsShwrsPtcldySunnySunnySunny
/8257/6553/6450/7151/7852/7952/81
/0060/90100/9030/1000/0000/0010/00
Forsyth
SunnyTstrmsTstrmsPtcldySunnySunnySunny
/8256/6552/6550/7350/7951/7951/82
/0070/80100/9030/1000/0000/1000/00
Broadus
PtcldyTstrmsTstrmsPtcldySunnyPtcldySunny
/8257/6654/6350/6951/7753/7952/81
/0070/80100/9050/1000/0010/2010/00
Baker
PtcldyShwrsShwrsPtcldyPtcldySunnySunny
/8050/6647/6245/6946/7548/7848/80
/0030/7090/9030/1000/0010/1020/00
...NORTH CENTRAL WYOMING...
Sheridan
TstrmsTstrmsTstrmsPtcldySunnyPtcldySunny
/8051/6647/6344/7144/7745/7846/81
/4080/90100/9060/1000/1010/2010/00
$$
weather.gov/billings
485
FPUS65 KGGW 181116
SFTGGW
MTZ016>027-059>062-182300-
Tabular State Forecast for Northeast Montana
National Weather Service Glasgow MT
515 AM MDT Fri Sep 18 2026
ROWS INCLUDE...
Daily predominant daytime weather 6AM-6PM
Forecast temperatures...early morning low/daytime high
Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM
- indicates temperatures below zero
MM indicates missing data
FCSTFCSTFCSTFCSTFCSTFCSTFCST
TodaySatSunMonTueWedThu
Sep 18Sep 19Sep 20Sep 21Sep 22Sep 23Sep 24
...NORTHEAST MONTANA...
Circle
SunnyShwrsShwrsPtcldySunnySunnySunny
/7954/6350/6248/7050/7651/7752/79
/1040/8090/7010/0000/0010/1010/00
Culbertson
PtcldyShwrsShwrsPtcldyPtcldySunnySunny
/7954/6750/6347/7149/7651/7851/79
/1030/6070/6010/1000/0010/1010/00
Glasgow
SunnyShwrsShwrsPtcldySunnySunnySunny
/7954/6751/6349/7151/7652/7751/78
/1020/6060/5000/0000/0000/0000/00
Glendive
SunnyShwrsShwrsPtcldySunnySunnySunny
/8155/6652/6449/7250/7752/7952/81
/1040/8090/8020/1000/0010/1010/00
Jordan
SunnyShwrsShwrsPtcldySunnySunnySunny
/7953/6550/6448/7250/7850/7851/80
/0050/8080/8010/0000/0000/0000/00
Malta
SunnyCloudyMocldyPtcldySunnySunnySunny
/7650/6849/6648/7250/7749/7749/78
/0010/3050/3000/0000/0000/0010/00
Opheim
PtcldyCloudyMocldyPtcldyPtcldySunnySunny
/7250/6348/5947/6650/7150/7250/73
/1010/3040/3000/0000/0000/0000/00
Plentywood
PtcldyCloudyMocldyPtcldyPtcldyPtcldySunny
/7554/6551/6148/6951/7253/7452/76
/2030/4050/4010/0000/0010/0010/00
Poplar
PtcldyShwrsShwrsPtcldyPtcldySunnySunny
/8154/6750/6447/7350/7851/7950/81
/1030/6080/7010/1000/0010/1010/00
Scobey
PtcldyCloudyMocldyPtcldyPtcldyPtcldyPtcldy
/7451/6549/6147/6950/7350/7450/75
/1020/3060/4010/0000/0010/0000/00
Sidney
PtcldyShwrsShwrsPtcldyPtcldySunnySunny
/8054/6851/6548/7350/7652/7952/80
/1030/7080/7010/0000/0010/1010/00
Terry
SunnyShwrsShwrsPtcldySunnySunnySunny
/8255/6652/6449/7250/7851/7951/81
/0050/9090/9020/1000/0010/1010/00
Whitewater
PtcldyMocldyMocldyPtcldySunnySunnySunny
/7549/6848/6547/7150/7549/7649/77
/1000/3040/2000/0000/0000/0000/00
Wibaux
SunnyShwrsShwrsPtcldyPtcldySunnySunny
/7953/6450/6148/6949/7451/7752/79
/0030/7080/8020/0000/0010/1010/00
Winnett
SunnyShwrsShwrsPtcldySunnySunnySunny
/7853/6250/6448/7349/7850/7850/80
/0070/9090/7010/0000/0010/0000/00
Wolf Point
PtcldyShwrsShwrsPtcldySunnySunnySunny
/8153/6749/6546/7349/7850/8050/81
/1030/6070/7010/1000/0010/0000/00
Zortman
SunnyShwrsMocldyPtcldySunnySunnySunny
/7253/6251/6250/6852/7353/7353/74
/0020/5070/4010/0000/0000/0000/00
$$
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Heavy Rain for Upper Midwest Friday
Posted at 5:31AM Fri Sep 18, 2026 CDT
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