Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Partly Cloudy

41°F

5°C

Humidity 70%
Wind Speed WSW 8 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 17 Mar 11:05 PM MDT
Extended Forecast for

5 Miles ENE Moore MT

  • Tonight

    Tonight: A slight chance of rain between 3am and 5am.  Increasing clouds, with a temperature rising to around 44 by 5am. Southwest wind 14 to 20 mph, with gusts as high as 31 mph.  Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A slight chance of rain between 9am and 1pm.  Partly sunny, with a high near 63. Breezy, with a southwest wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph.  Chance of precipitation is 20%.

    High: 63 °F

    Slight Chance
    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43. Southwest wind 10 to 18 mph, with gusts as high as 28 mph.

    Low: 43 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 68. Southwest wind 13 to 21 mph, with gusts as high as 30 mph.

    High: 68 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 46. West southwest wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 46 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 70. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 38 mph.

    High: 70 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. Southwest wind 9 to 16 mph, with gusts as high as 29 mph.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain before 3pm, then a chance of rain and snow.  Mostly cloudy, with a high near 58. West southwest wind 8 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph.

    High: 58 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A slight chance of rain and snow before midnight.  Mostly cloudy, with a low around 26.

    Low: 26 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

Detailed Forecast

Tonight
A slight chance of rain between 3am and 5am. Increasing clouds, with a temperature rising to around 44 by 5am. Southwest wind 14 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of rain between 9am and 1pm. Partly sunny, with a high near 63. Breezy, with a southwest wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 43. Southwest wind 10 to 18 mph, with gusts as high as 28 mph.
Thursday
Mostly cloudy, with a high near 68. Southwest wind 13 to 21 mph, with gusts as high as 30 mph.
Thursday Night
Mostly cloudy, with a low around 46. West southwest wind 11 to 14 mph, with gusts as high as 24 mph.
Friday
Mostly cloudy, with a high near 70. Breezy, with a west southwest wind 13 to 23 mph, with gusts as high as 38 mph.
Friday Night
Mostly cloudy, with a low around 44. Southwest wind 9 to 16 mph, with gusts as high as 29 mph.
Saturday
A chance of rain before 3pm, then a chance of rain and snow. Mostly cloudy, with a high near 58. West southwest wind 8 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 26.
Sunday
A slight chance of snow before noon. Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Partly sunny, with a high near 53.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
A slight chance of rain and snow. Mostly cloudy, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Moore MT
 46.99°N 109.6°W (Elev. 4324 ft)
10:42 pm MDT Mar 17, 2026
11pm MDT Mar 17, 2026-6pm MDT Mar 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database