Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

Lat: 47.04917°NLon: 109.46639°WElev: 4167.0ft.

light snow,mist

3°F

-16°C

Humidity 86%
Wind Speed SW 10 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 0°F (-18°C)
Visibility 2.00 mi
Wind Chill-12°F (-24°C)
Last update 15 Mar 01:38 AM MDT
Extended Forecast for

5 Miles ENE Moore MT

  • Overnight

    Overnight: A 20 percent chance of snow before 2am.  Cloudy, with a low around 3. Wind chill values as low as -10. West northwest wind 5 to 14 mph, with gusts as high as 18 mph.

    Low: 3 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 25. Wind chill values as low as -5. Light and variable wind becoming west 5 to 8 mph in the afternoon.

    High: 25 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 11. West northwest wind 5 to 9 mph becoming south in the evening.

    Low: 11 °F

    Increasing
    Clouds

  • Monday

    Monday: A slight chance of snow before noon, then a chance of rain.  Mostly cloudy, with a high near 48. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 48 °F

    Slight Chance
    Snow then
    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly before midnight.  Mostly cloudy, with a low around 39. Breezy, with a west southwest wind 15 to 24 mph, with gusts as high as 38 mph.

    Low: 39 °F

    Chance Rain
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of rain.  Mostly cloudy, with a high near 56. Breezy, with a west wind 24 to 28 mph, with gusts as high as 41 mph.

    High: 56 °F

    Slight Chance
    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 42. West southwest wind 17 to 21 mph, with gusts as high as 31 mph.

    Low: 42 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 62. West southwest wind 16 to 20 mph, with gusts as high as 30 mph.

    High: 62 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow before 2am. Cloudy, with a low around 3. Wind chill values as low as -10. West northwest wind 5 to 14 mph, with gusts as high as 18 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 25. Wind chill values as low as -5. Light and variable wind becoming west 5 to 8 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 11. West northwest wind 5 to 9 mph becoming south in the evening.
Monday
A slight chance of snow before noon, then a chance of rain. Mostly cloudy, with a high near 48. South southwest wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 39. Breezy, with a west southwest wind 15 to 24 mph, with gusts as high as 38 mph.
Tuesday
A 20 percent chance of rain. Mostly cloudy, with a high near 56. Breezy, with a west wind 24 to 28 mph, with gusts as high as 41 mph.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 42. West southwest wind 17 to 21 mph, with gusts as high as 31 mph.
Wednesday
Mostly cloudy, with a high near 62. West southwest wind 16 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly cloudy, with a low around 41.
Thursday
Partly sunny, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
A slight chance of rain. Mostly cloudy, with a high near 69.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Moore MT
 46.99°N 109.6°W (Elev. 4324 ft)
12:32 am MDT Mar 15, 2026
1am MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

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