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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Hazardous Weather Conditions

Current conditions at

LITTLE SNOWY (LSNM8)

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

NA

49°F

9°C

Humidity 54%
Wind Speed NW 4 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill48°F (9°C)
Last update 10 Oct 07:40 AM MDT
Extended Forecast for

Grass Range MT

Winter Weather Advisory October 10, 06:00pm until October 12, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Today

    Today: Rain likely, mainly after 3pm. Cloudy, with a temperature falling to around 40 by 5pm. Northwest wind 7 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%.

    High: 56 °F⇓

    Rain Likely

  • Tonight

    Tonight: Rain, possibly mixed with snow before 11pm, then rain between 11pm and midnight, then rain, possibly mixed with snow after midnight. Low around 31. North wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain/Snow

  • Sunday

    Sunday: Rain and snow, becoming all snow after noon. High near 36. North northeast wind 11 to 16 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 36 °F

    Rain/Snow
    then Snow

  • Sunday Night

    Sunday Night: Snow. Low around 28. North wind around 11 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 28 °F

    Snow

  • Columbus Day

    Columbus Day: Snow, possibly mixed with rain, mainly before noon. High near 39. North wind 5 to 10 mph becoming light in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 39 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. Calm wind becoming south around 6 mph.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. Light and variable wind.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. Calm wind becoming southwest around 5 mph in the evening.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
Rain likely, mainly after 3pm. Cloudy, with a temperature falling to around 40 by 5pm. Northwest wind 7 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 70%.
Tonight
Rain, possibly mixed with snow before 11pm, then rain between 11pm and midnight, then rain, possibly mixed with snow after midnight. Low around 31. North wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Sunday
Rain and snow, becoming all snow after noon. High near 36. North northeast wind 11 to 16 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Sunday Night
Snow. Low around 28. North wind around 11 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Columbus Day
Snow, possibly mixed with rain, mainly before noon. High near 39. North wind 5 to 10 mph becoming light in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Monday Night
Mostly cloudy, with a low around 27. Calm wind becoming south around 6 mph.
Tuesday
Mostly sunny, with a high near 50. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 32. Calm wind becoming southwest around 5 mph in the evening.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
A slight chance of rain after midnight. Partly cloudy, with a low around 36.
Thursday
A slight chance of rain. Mostly sunny, with a high near 56. Breezy.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Sunny, with a high near 63.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grass Range MT
 47.03°N 108.8°W (Elev. 3533 ft)
Last Update:
6:57 am MDT Oct 10, 2026
Forecast Valid:
7am MDT Oct 10, 2026-6pm MDT Oct 16, 2026
 
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