Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Dubois Municipal Airport (KDUB)

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

Clear

23°F

-5°C

Humidity 73%
Wind Speed SSE 3 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 18 Jan 06:38 PM MST
Extended Forecast for

19 Miles S Valley WY

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 3. Wind chill values as low as -5. North northwest wind 8 to 10 mph.

    Low: 3 °F

    Decreasing
    Clouds

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 22. Wind chill values as low as -10. Blustery, with a northwest wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 22 °F

    Sunny then
    Sunny and
    Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 8. Wind chill values as low as -10. Breezy, with a west wind 16 to 20 mph, with gusts as high as 30 mph.

    Low: 8 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of snow showers after 11am.  Mostly sunny, with a high near 19. Wind chill values as low as -10. Breezy, with a west northwest wind 18 to 20 mph, with gusts as high as 37 mph.

    High: 19 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 4. Breezy, with a west wind around 17 mph, with gusts as high as 28 mph.

    Low: 4 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 19. Breezy, with a west wind around 16 mph, with gusts as high as 30 mph.

    High: 19 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 6. West wind around 14 mph, with gusts as high as 24 mph.

    Low: 6 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 23. Breezy.

    High: 23 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 7. Breezy.

    Low: 7 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 3. Wind chill values as low as -5. North northwest wind 8 to 10 mph.
M.L.King Day
Sunny, with a high near 22. Wind chill values as low as -10. Blustery, with a northwest wind 11 to 16 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 8. Wind chill values as low as -10. Breezy, with a west wind 16 to 20 mph, with gusts as high as 30 mph.
Tuesday
A 20 percent chance of snow showers after 11am. Mostly sunny, with a high near 19. Wind chill values as low as -10. Breezy, with a west northwest wind 18 to 20 mph, with gusts as high as 37 mph.
Tuesday Night
Partly cloudy, with a low around 4. Breezy, with a west wind around 17 mph, with gusts as high as 28 mph.
Wednesday
Sunny, with a high near 19. Breezy, with a west wind around 16 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 6. West wind around 14 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 23. Breezy.
Thursday Night
Mostly cloudy, with a low around 7. Breezy.
Friday
A 20 percent chance of snow showers. Partly sunny, with a high near 17. Breezy.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 6.
Saturday
A chance of snow showers. Partly sunny, with a high near 16. Breezy.
Saturday Night
A slight chance of snow showers. Mostly cloudy, with a low around 5. Breezy.
Sunday
A slight chance of snow showers. Partly sunny, with a high near 18. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles S Valley WY
 43.93°N 109.5°W (Elev. 10899 ft)
6:17 pm MST Jan 18, 2026
7pm MST Jan 18, 2026-6pm MST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database