FLUS45 KMSO 180621
AFPMSO

Area Forecast for Montana west of the Continental Divide
National Weather Service Missoula MT
1221 AM MDT Mon May 18 2026

MTZ001>007-043-190300-
West of the Continental Divide-
National Weather Service Missoula MT
1221 AM MDT Mon May 18 2026

...FROST ADVISORY IN EFFECT UNTIL 8 AM MDT THIS MORNING for
Kootenai/Cabinet Region...Lower Clark Fork Region...
...FROST ADVISORY IN EFFECT UNTIL 9 AM MDT THIS MORNING for
Flathead/Mission Valleys...Missoula/Bitterroot Valleys...

.TODAY...Partly cloudy with a chance of rain showers and a slight
chance of thunderstorms. Widespread frost. Highs in the mid 50s
to lower 60s. 
.TONIGHT...Partly cloudy with a slight chance of rain. Widespread
frost. Lows in the upper 20s to mid 30s. 
.TUESDAY...Partly cloudy. Areas of frost in the morning. Highs in
the 60s. 
.WEDNESDAY...Mostly cloudy. Chance of rain showers. Lows in the
30s. Highs in the 60s. 
.THURSDAY...Partly cloudy. Lows in the 30s. Highs in the mid 60s
to lower 70s. 
.FRIDAY...Partly cloudy. Lows in the mid 30s to lower 40s. Highs
in the upper 60s to mid 70s. 

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