Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

Lat: 46.52361°NLon: 112.80843°WElev: 4327.0ft.

unknown precip

66°F

19°C

Humidity 52%
Wind Speed E 5 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 26 Aug 09:45 PM MDT
Extended Forecast for

2 Miles W Elliston MT

  • Tonight

    Tonight: A 30 percent chance of rain before midnight.  Partly cloudy, with a low around 53. South southeast wind around 5 mph becoming calm  after midnight.

    Low: 53 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: A slight chance of rain before noon, then a chance of showers and thunderstorms between noon and 3pm, then a slight chance of thunderstorms after 3pm.  Partly sunny, with a high near 83. Light and variable wind becoming southwest 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 8pm.  Patchy smoke after 2am. Partly cloudy, with a low around 49. South wind 3 to 6 mph.

    Low: 49 °F

    Slight Chance
    T-storms then
    Patchy Smoke

  • Friday

    Friday: Patchy smoke before 7am. Partly sunny, with a high near 76. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 76 °F

    Patchy Smoke
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of rain after midnight.  Mostly cloudy, with a low around 50. Southwest wind 3 to 8 mph.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain, then showers and possibly a thunderstorm after noon.  High near 70. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance Rain
    then Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 39. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Showers

  • Sunday

    Sunday: Rain likely before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 62.

    High: 62 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A slight chance of rain before midnight.  Partly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Rain then
    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 53. South southeast wind around 5 mph becoming calm after midnight.
Thursday
A slight chance of rain before noon, then a chance of showers and thunderstorms between noon and 3pm, then a slight chance of thunderstorms after 3pm. Partly sunny, with a high near 83. Light and variable wind becoming southwest 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 40%.
Thursday Night
A 20 percent chance of showers and thunderstorms before 8pm. Patchy smoke after 2am. Partly cloudy, with a low around 49. South wind 3 to 6 mph.
Friday
Patchy smoke before 7am. Partly sunny, with a high near 76. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Friday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 50. Southwest wind 3 to 8 mph.
Saturday
A chance of rain, then showers and possibly a thunderstorm after noon. High near 70. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 39. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Rain likely before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 62.
Sunday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 38.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 44.
Wednesday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Elliston MT
 46.57°N 112.47°W (Elev. 5184 ft)
2:01 pm MDT Aug 26, 2026
10pm MDT Aug 26, 2026-6pm MDT Sep 2, 2026
 
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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