Severe Weather Across the Center of the Nation; Fire Weather Concerns for Southwest and California; Snow for the Central Rockies

Severe thunderstorms will continue to impact the center of the Nation through today. Very large hail, strong tornadoes, and damaging winds are expected from the Great Lakes into the central/southern Plains; Flash flooding is possible for portions into the mid-Mississippi Valley. Critical fire weather conditions for the Southwest and central valley of California today. Winter hangs on for Rockies. Read More >

Current conditions at

Garrison I-90 MP 174.4 (MTGAR)

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

NA

47°F

8°C

Humidity 43%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 18 May 01:45 PM MDT
Extended Forecast for

11 Miles NW Elliston MT

  • This Afternoon

    This Afternoon: A slight chance of rain and snow.  Snow level 5800 feet. Partly sunny, with a high near 48. Light north northwest wind.  Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Rain/Snow

  • Tonight

    Tonight: A slight chance of rain and snow before 8pm.  Widespread frost, mainly after midnight. Snow level 6100 feet lowering to 5400 feet after midnight .  Otherwise, partly cloudy, with a low around 27. Light and variable wind.  Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Rain/Snow
    then Frost

  • Tuesday

    Tuesday: Widespread frost before 8am.  Otherwise, mostly sunny, with a high near 55. Light west wind becoming west northwest 6 to 11 mph in the morning.

    High: 55 °F

    Frost then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31. West northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Snow level 5900 feet rising to 7900 feet in the afternoon. Mostly sunny, with a high near 55. Light west southwest wind becoming west northwest 5 to 10 mph in the morning.  Chance of precipitation is 40%.

    High: 55 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain before 3am, then rain and snow likely. Some thunder is also possible.  Snow level 8100 feet lowering to 6400 feet after midnight . Low around 31. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 31 °F

    Showers then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of rain and snow before 9am, then a chance of rain between 9am and noon.  Snow level 6100 feet rising to 7500 feet in the afternoon. Partly sunny, with a high near 54. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 54 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of rain and snow. Snow level 5800 feet. Partly sunny, with a high near 48. Light north northwest wind. Chance of precipitation is 20%.
Tonight
A slight chance of rain and snow before 8pm. Widespread frost, mainly after midnight. Snow level 6100 feet lowering to 5400 feet after midnight . Otherwise, partly cloudy, with a low around 27. Light and variable wind. Chance of precipitation is 20%.
Tuesday
Widespread frost before 8am. Otherwise, mostly sunny, with a high near 55. Light west wind becoming west northwest 6 to 11 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 31. West northwest wind 5 to 9 mph becoming calm in the evening.
Wednesday
A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Snow level 5900 feet rising to 7900 feet in the afternoon. Mostly sunny, with a high near 55. Light west southwest wind becoming west northwest 5 to 10 mph in the morning. Chance of precipitation is 40%.
Wednesday Night
Rain before 3am, then rain and snow likely. Some thunder is also possible. Snow level 8100 feet lowering to 6400 feet after midnight . Low around 31. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow before 9am, then a chance of rain between 9am and noon. Snow level 6100 feet rising to 7500 feet in the afternoon. Partly sunny, with a high near 54. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NW Elliston MT
 46.68°N 112.59°W (Elev. 5404 ft)
2:01 pm MDT May 18, 2026
2pm MDT May 18, 2026-6pm MDT May 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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