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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Missoula, Missoula International Airport (KMSO)

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

Clear

72°F

22°C

Humidity 43%
Wind Speed WNW 10 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 16 Aug 08:20 PM MDT
Extended Forecast for

5 Miles WNW Potomac MT

  • Tonight

    Tonight: A 20 percent chance of showers. Mostly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.

    High: 82 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Widespread haze after 4am. Partly cloudy, with a low around 47. Light and variable wind.

    Low: 47 °F

    Partly Cloudy
    then Haze

  • Monday

    Monday: Widespread haze before 7am. Mostly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Haze then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. Light and variable wind.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers. Mostly cloudy, with a low around 48. Light and variable wind.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82. Calm wind becoming west around 5 mph. Chance of precipitation is 30%.
Sunday Night
Widespread haze after 4am. Partly cloudy, with a low around 47. Light and variable wind.
Monday
Widespread haze before 7am. Mostly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 50. Light and variable wind.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Potomac MT
 46.9°N 113.69°W (Elev. 3610 ft)
Last Update:
6:20 pm MDT Aug 16, 2025
Forecast Valid:
8pm MDT Aug 16, 2025-6pm MDT Aug 23, 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