National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

Missoula, Missoula International Airport (KMSO)

Lat: 46.92083°NLon: 114.0925°WElev: 3199.0ft.

Mist

33°F

1°C

Humidity 95%
Wind Speed SW 8 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 32°F (0°C)
Visibility 1.50 mi
Wind Chill26°F (-3°C)
Last update 08 Dec 01:26 AM MST
Extended Forecast for

Missoula MT

  • Overnight

    Overnight: A 20 percent chance of rain. Mostly cloudy, with a low around 35. West southwest wind around 11 mph.

    Low: 35 °F

    Slight Chance
    Rain

  • Monday

    Monday: Rain. High near 44. Southwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance Rain
    then Rain

  • Monday Night

    Monday Night: Rain. Low around 39. West southwest wind 11 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Tuesday

    Tuesday: Rain before 5pm, then snow likely, possibly mixed with rain. High near 47. West wind 14 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 47 °F

    Rain then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Rain and snow likely before 8pm, then rain. Low around 36. Light and variable wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    then Rain

  • Wednesday

    Wednesday: Rain. High near 49. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 41. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Thursday

    Thursday: Rain. Cloudy, with a high near 46.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, possibly mixed with snow. Cloudy, with a low around 38.

    Low: 38 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
A 20 percent chance of rain. Mostly cloudy, with a low around 35. West southwest wind around 11 mph.
Monday
Rain. High near 44. Southwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain. Low around 39. West southwest wind 11 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain before 5pm, then snow likely, possibly mixed with rain. High near 47. West wind 14 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain and snow likely before 8pm, then rain. Low around 36. Light and variable wind becoming south southeast around 5 mph after midnight. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain. High near 49. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 41. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. Cloudy, with a high near 46.
Thursday Night
Rain likely, possibly mixed with snow. Cloudy, with a low around 38.
Friday
A chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 48.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 33.
Saturday
A slight chance of rain. Partly sunny, with a high near 46.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 32.
Sunday
A chance of rain. Mostly cloudy, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Missoula MT
 46.87°N 114°W (Elev. 3202 ft)
Last Update:
1:02 am MST Dec 8, 2025
Forecast Valid:
1am MST Dec 8, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation