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

LITTLE SNOWY (LSNM8)

Lat: 46.75128°NLon: 109.02317°WElev: 4975.0ft.

NA

84°F

29°C

Humidity 31%
Wind Speed NE 4 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Heat Index82°F (28°C)
Last update 16 Aug 03:40 PM MDT
Extended Forecast for

15 Miles S Forestgrove MT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 87. East northeast wind around 6 mph.

    High: 87 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 10pm.  Widespread haze between 4am and 5am. Mostly cloudy, with a low around 54. South wind around 7 mph becoming west northwest after midnight.

    Low: 54 °F

    Chance
    T-storms then
    Haze

  • Sunday

    Sunday: A slight chance of showers and thunderstorms, then a chance of showers after 3pm.  Mostly sunny, with a high near 78. West southwest wind around 6 mph becoming east in the afternoon.  Chance of precipitation is 30%.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Cloudy, then gradually becoming partly cloudy, with a low around 53. Northeast wind around 6 mph becoming southwest after midnight.  Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Sunny, with a high near 81. Light and variable wind becoming south around 6 mph in the afternoon.  Chance of precipitation is 20%.

    High: 81 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Southwest wind around 6 mph becoming north northeast in the evening.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. West southwest wind 5 to 7 mph becoming south in the afternoon.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Southeast wind around 6 mph becoming southwest after midnight.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. East northeast wind around 6 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Widespread haze between 4am and 5am. Mostly cloudy, with a low around 54. South wind around 7 mph becoming west northwest after midnight.
Sunday
A slight chance of showers and thunderstorms, then a chance of showers after 3pm. Mostly sunny, with a high near 78. West southwest wind around 6 mph becoming east in the afternoon. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 53. Northeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 40%.
Monday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 81. Light and variable wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 56. Southwest wind around 6 mph becoming north northeast in the evening.
Tuesday
Sunny, with a high near 85. West southwest wind 5 to 7 mph becoming south in the afternoon.
Tuesday Night
Mostly clear, with a low around 58. Southeast wind around 6 mph becoming southwest after midnight.
Wednesday
Sunny, with a high near 86.
Wednesday Night
A slight chance of showers after midnight. Partly cloudy, with a low around 55.
Thursday
A slight chance of showers. Sunny, with a high near 74.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles S Forestgrove MT
 46.77°N 109.1°W (Elev. 5600 ft)
4:44 pm MDT Aug 16, 2025
4pm MDT Aug 16, 2025-6pm MDT Aug 23, 2025
 
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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