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 >

Hazardous Weather Conditions

Current conditions at

Dubois Municipal Airport (KDUB)

Lat: 43.5484°NLon: 109.6903°WElev: 7297.0ft.

Clear

14°F

-10°C

Humidity 61%
Wind Speed NW 16 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 15 Mar 01:35 AM MDT
Extended Forecast for

19 Miles S Valley WY

  • Overnight

    Overnight: Mostly cloudy, with a low around -6. Wind chill values as low as -20. North northwest wind 8 to 10 mph.

    Low: -6 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow showers, mainly before 4pm.  Partly sunny, with a high near 19. Wind chill values as low as -20. Blustery, with a northwest wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 36 mph.  Little or no snow accumulation expected.

    High: 19 °F

    Blustery.
    Partly Sunny
    then Chance
    Snow Showers

  • Sunday Night

    Sunday Night: A slight chance of snow showers between 3am and 4am.  Partly cloudy, with a low around 6. Wind chill values as low as -10. Blustery, with a west northwest wind 13 to 23 mph, with gusts as high as 43 mph.  Chance of precipitation is 20%.

    Low: 6 °F

    Blustery.
    Partly Cloudy
    then Slight
    Chance Snow
    Showers

  • Monday

    Monday: A 40 percent chance of snow showers after noon.  Partly sunny, with a high near 30. Wind chill values as low as -5. Windy, with a west wind 21 to 26 mph, with gusts as high as 46 mph.  New snow accumulation of less than a half inch possible.

    High: 30 °F

    Windy. Mostly
    Cloudy then
    Chance Snow
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of snow showers, mainly before midnight.  Mostly cloudy, with a low around 26. Windy, with a west wind 24 to 26 mph, with gusts as high as 44 mph.  New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow
    Showers and
    Windy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37. Windy, with a west wind 26 to 30 mph, with gusts as high as 55 mph.

    High: 37 °F

    Mostly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29. Windy, with a west wind around 26 mph, with gusts as high as 49 mph.

    Low: 29 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: Sunny, with a high near 42. Windy.

    High: 42 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29. Breezy.

    Low: 29 °F

    Mostly Clear
    and Breezy

Detailed Forecast

Overnight
Mostly cloudy, with a low around -6. Wind chill values as low as -20. North northwest wind 8 to 10 mph.
Sunday
A 30 percent chance of snow showers, mainly before 4pm. Partly sunny, with a high near 19. Wind chill values as low as -20. Blustery, with a northwest wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 36 mph. Little or no snow accumulation expected.
Sunday Night
A slight chance of snow showers between 3am and 4am. Partly cloudy, with a low around 6. Wind chill values as low as -10. Blustery, with a west northwest wind 13 to 23 mph, with gusts as high as 43 mph. Chance of precipitation is 20%.
Monday
A 40 percent chance of snow showers after noon. Partly sunny, with a high near 30. Wind chill values as low as -5. Windy, with a west wind 21 to 26 mph, with gusts as high as 46 mph. New snow accumulation of less than a half inch possible.
Monday Night
A 40 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 26. Windy, with a west wind 24 to 26 mph, with gusts as high as 44 mph. New snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 37. Windy, with a west wind 26 to 30 mph, with gusts as high as 55 mph.
Tuesday Night
Partly cloudy, with a low around 29. Windy, with a west wind around 26 mph, with gusts as high as 49 mph.
Wednesday
Sunny, with a high near 42. Windy.
Wednesday Night
Mostly clear, with a low around 29. Breezy.
Thursday
Sunny, with a high near 44. Breezy.
Thursday Night
Partly cloudy, with a low around 31. Breezy.
Friday
Mostly sunny, with a high near 46. Breezy.
Friday Night
Mostly clear, with a low around 30. Breezy.
Saturday
Mostly sunny, with a high near 48. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles S Valley WY
 43.93°N 109.5°W (Elev. 10899 ft)
1:48 am MDT Mar 15, 2026
2am MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
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Additional Resources

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