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

Kalispell, Glacier Park International Airport (KGPI)

Lat: 48.30417°NLon: 114.26361°WElev: 2972.0ft.

Overcast

37°F

3°C

Humidity 86%
Wind Speed S 12 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 07 Dec 10:55 PM MST
Extended Forecast for

Glacier Park International Airport MT

Wind Advisory December 8, 11:00pm until December 9, 08:00am
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: A 40 percent chance of rain. Cloudy, with a low around 34. South wind around 14 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Chance Rain

  • Monday

    Monday: Rain, mainly after 2pm. High near 41. South wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 41 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 36. South wind 17 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Tuesday

    Tuesday: Rain likely before 11am. Mostly cloudy, with a high near 44. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 60%.

    High: 44 °F

    Rain Likely
    and Breezy
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain before 8pm, then rain, possibly mixed with snow. Low around 31. South southeast wind 5 to 7 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow, becoming all rain after 8am. High near 43. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain before 11pm, then rain, possibly mixed with snow. Low around 32. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow

  • Thursday

    Thursday: Rain and snow. Cloudy, with a high near 39.

    High: 39 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow likely, becoming all snow after 11pm. Cloudy, with a low around 24.

    Low: 24 °F

    Rain/Snow
    Likely then
    Snow Likely

Detailed Forecast

Overnight
A 40 percent chance of rain. Cloudy, with a low around 34. South wind around 14 mph, with gusts as high as 22 mph.
Monday
Rain, mainly after 2pm. High near 41. South wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain. Low around 36. South wind 17 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain likely before 11am. Mostly cloudy, with a high near 44. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of rain before 8pm, then rain, possibly mixed with snow. Low around 31. South southeast wind 5 to 7 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday
Rain, possibly mixed with snow, becoming all rain after 8am. High near 43. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain before 11pm, then rain, possibly mixed with snow. Low around 32. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Rain and snow. Cloudy, with a high near 39.
Thursday Night
Rain and snow likely, becoming all snow after 11pm. Cloudy, with a low around 24.
Friday
A chance of snow before 11am, then a chance of rain and snow. Cloudy, with a high near 39.
Friday Night
A chance of rain and snow. Cloudy, with a low around 26.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 38.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Glacier Park International Airport MT
 48.31°N 114.27°W (Elev. 2972 ft)
Last Update:
1:02 am MST Dec 8, 2025
Forecast Valid:
1am MST Dec 8, 2025-6pm MST Dec 14, 2025
 
Forecast Discussion
 
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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