PNS25-72: Soliciting Comments through December 19, 2025 on the Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices.

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Current conditions at

Lewistown Divide MT-200 MP 90.3 (MTLEW)

Lat: 47.07579°NLon: 109.26247°WElev: 4723.0ft.

unknown precip

29°F

-2°C

Humidity 99%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Wind Chill24°F (-4°C)
Last update 09 Dec 04:00 PM MST
Extended Forecast for

9 Miles ENE Lewistown MT

Winter Storm Watch December 11, 02:00pm until December 13, 05:00am
Click here for hazard details and duration
Winter Storm Watch
  • This Afternoon

    This Afternoon: A 30 percent chance of snow.  Mostly sunny, with a steady temperature around 30. West northwest wind around 21 mph, with gusts as high as 37 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 30 °F

    Chance Snow

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 5am.  Increasing clouds, with a low around 25. West northwest wind 9 to 18 mph becoming south southwest after midnight. Winds could gust as high as 33 mph.  New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Partly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Rain and snow before noon, then a chance of rain.  High near 43. Breezy, with a west wind 15 to 22 mph, with gusts as high as 41 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 43 °F

    Rain/Snow
    then Chance
    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of rain before 11pm, then snow likely, possibly mixed with rain.  Mostly cloudy, with a low around 37. Breezy, with a west wind 22 to 25 mph, with gusts as high as 43 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow
    Likely and
    Breezy

  • Thursday

    Thursday: Rain, possibly mixed with snow, becoming all snow after 2pm.  High near 41. Breezy, with a west wind 15 to 24 mph, with gusts as high as 44 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 41 °F

    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: Snow likely.  Cloudy, with a low around 6. West northwest wind 8 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

    Low: 6 °F

    Snow Likely

  • Friday

    Friday: Snow. The snow could be heavy at times.  High near 9. North wind around 7 mph becoming southeast in the morning.  Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.

    High: 9 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow likely. The snow could be heavy at times.  Cloudy, with a low around 0. East wind 8 to 10 mph becoming west northwest after midnight.

    Low: 0 °F

    Heavy Snow

  • Saturday

    Saturday: A chance of snow, mainly before 11am.  Mostly cloudy, with a high near 18.

    High: 18 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 30 percent chance of snow. Mostly sunny, with a steady temperature around 30. West northwest wind around 21 mph, with gusts as high as 37 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 30 percent chance of snow, mainly after 5am. Increasing clouds, with a low around 25. West northwest wind 9 to 18 mph becoming south southwest after midnight. Winds could gust as high as 33 mph. New snow accumulation of less than a half inch possible.
Wednesday
Rain and snow before noon, then a chance of rain. High near 43. Breezy, with a west wind 15 to 22 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A chance of rain before 11pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 37. Breezy, with a west wind 22 to 25 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday
Rain, possibly mixed with snow, becoming all snow after 2pm. High near 41. Breezy, with a west wind 15 to 24 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow likely. Cloudy, with a low around 6. West northwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
Friday
Snow. The snow could be heavy at times. High near 9. North wind around 7 mph becoming southeast in the morning. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.
Friday Night
Snow likely. The snow could be heavy at times. Cloudy, with a low around 0. East wind 8 to 10 mph becoming west northwest after midnight.
Saturday
A chance of snow, mainly before 11am. Mostly cloudy, with a high near 18.
Saturday Night
Mostly cloudy, with a low around 9.
Sunday
Partly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Partly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 39.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Lewistown MT
 47.1°N 109.25°W (Elev. 5325 ft)
3:36 pm MST Dec 9, 2025
4pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

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