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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

LITTLE SNOWY (LSNM8)

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

NA

72°F

22°C

Humidity 40%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 28 Aug 01:40 PM MDT
Extended Forecast for

Grass Range MT

  • This Afternoon

    This Afternoon: Cloudy, with a high near 86. South southeast wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 86 °F

    Cloudy

  • Tonight

    Tonight: A 20 percent chance of rain between 8pm and 9pm. Mostly cloudy, with a low around 60. South southwest wind 5 to 13 mph, with gusts as high as 18 mph.

    Low: 60 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain before 3pm, then a chance of showers and thunderstorms, mainly between 3pm and 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Light and variable wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 50%.

    High: 82 °F

    Slight Chance
    Rain then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of rain and thunderstorms before 2am, then a chance of rain after 5am. Mostly cloudy, with a low around 53. North wind 6 to 8 mph becoming west southwest after midnight. Chance of precipitation is 50%.

    Low: 53 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then rain likely after 3pm. Mostly cloudy, with a high near 71. Southwest wind 10 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. West southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. West southwest wind 7 to 10 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52. North northwest wind 6 to 9 mph becoming south after midnight.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Cloudy, with a high near 86. South southeast wind 6 to 11 mph, with gusts as high as 18 mph.
Tonight
A 20 percent chance of rain between 8pm and 9pm. Mostly cloudy, with a low around 60. South southwest wind 5 to 13 mph, with gusts as high as 18 mph.
Saturday
A chance of rain before 3pm, then a chance of showers and thunderstorms, mainly between 3pm and 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Light and variable wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 50%.
Saturday Night
A chance of rain and thunderstorms before 2am, then a chance of rain after 5am. Mostly cloudy, with a low around 53. North wind 6 to 8 mph becoming west southwest after midnight. Chance of precipitation is 50%.
Sunday
Rain likely before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then rain likely after 3pm. Mostly cloudy, with a high near 71. Southwest wind 10 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 70%.
Sunday Night
Mostly clear, with a low around 48. West southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Monday
Sunny, with a high near 78. West southwest wind 7 to 10 mph.
Monday Night
Mostly clear, with a low around 52. North northwest wind 6 to 9 mph becoming south after midnight.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Range MT
 47.03°N 108.8°W (Elev. 3533 ft)
Last Update:
1:26 pm MDT Aug 28, 2026
Forecast Valid:
2pm MDT Aug 28, 2026-6pm MDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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