Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

DW1326 Kaycee (D1326)

Lat: 43.7145°NLon: 106.633°WElev: 4682.0ft.

NA

48°F

9°C

Humidity 37%
Wind Speed WSW 7 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 08 Dec 01:30 PM MST
Extended Forecast for

21 Miles N Arminto WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 32. Breezy, with a west wind 17 to 20 mph, with gusts as high as 29 mph.

    High: 32 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a temperature rising to around 33 by 4am. Windy, with a west wind 23 to 28 mph increasing to 29 to 34 mph after midnight. Winds could gust as high as 50 mph.

    Low: 27 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: Isolated snow showers after 3pm.  Mostly sunny, with a high near 38. Windy, with a west wind 24 to 33 mph, with gusts as high as 49 mph.  Chance of precipitation is 20%.

    High: 38 °F

    Windy. Mostly
    Sunny then
    Isolated Snow
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow showers.  Mostly cloudy, with a low around 20. Blustery, with a northwest wind 10 to 17 mph, with gusts as high as 29 mph.  New snow accumulation of less than one inch possible.

    Low: 20 °F

    Chance Snow
    Showers and
    Blustery

  • Wednesday

    Wednesday: A 30 percent chance of snow showers, mainly before 11am.  Partly sunny, with a high near 38. Breezy, with a west wind 16 to 22 mph, with gusts as high as 37 mph.

    High: 38 °F

    Chance Snow
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow showers after 11pm.  Partly cloudy, with a low around 32. Breezy, with a west wind 21 to 24 mph, with gusts as high as 36 mph.

    Low: 32 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Thursday

    Thursday: A 30 percent chance of snow showers.  Partly sunny, with a high near 39. Breezy, with a west wind 17 to 20 mph, with gusts as high as 30 mph.

    High: 39 °F

    Chance Snow
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers.  Mostly cloudy, with a low around 18. Breezy.

    Low: 18 °F

    Chance Snow
    Showers and
    Breezy

  • Friday

    Friday: A 20 percent chance of snow showers before 11am.  Partly sunny, with a high near 33.

    High: 33 °F

    Slight Chance
    Snow Showers
    then Partly
    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 32. Breezy, with a west wind 17 to 20 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a temperature rising to around 33 by 4am. Windy, with a west wind 23 to 28 mph increasing to 29 to 34 mph after midnight. Winds could gust as high as 50 mph.
Tuesday
Isolated snow showers after 3pm. Mostly sunny, with a high near 38. Windy, with a west wind 24 to 33 mph, with gusts as high as 49 mph. Chance of precipitation is 20%.
Tuesday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 20. Blustery, with a northwest wind 10 to 17 mph, with gusts as high as 29 mph. New snow accumulation of less than one inch possible.
Wednesday
A 30 percent chance of snow showers, mainly before 11am. Partly sunny, with a high near 38. Breezy, with a west wind 16 to 22 mph, with gusts as high as 37 mph.
Wednesday Night
A 20 percent chance of snow showers after 11pm. Partly cloudy, with a low around 32. Breezy, with a west wind 21 to 24 mph, with gusts as high as 36 mph.
Thursday
A 30 percent chance of snow showers. Partly sunny, with a high near 39. Breezy, with a west wind 17 to 20 mph, with gusts as high as 30 mph.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 18. Breezy.
Friday
A 20 percent chance of snow showers before 11am. Partly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 26. Breezy.
Saturday
Mostly sunny, with a high near 38. Breezy.
Saturday Night
Partly cloudy, with a low around 27. Breezy.
Sunday
Mostly sunny, with a high near 39. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles N Arminto WY
 43.47°N 107.19°W (Elev. 8678 ft)
12:32 pm MST Dec 8, 2025
1pm MST Dec 8, 2025-6pm MST Dec 14, 2025
 
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Additional Resources

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