Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Mondell Field (KECS)

Lat: 43.89°NLon: 104.32°WElev: 4173ft.

Fair

46°F

8°C

Humidity 62%
Wind Speed SE 12 mph
Barometer 29.86 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 11 Apr 5:15 am MDT
Extended Forecast for

10 Miles SSE Sundance WY

  • Today

    Today: Mostly sunny, with a high near 74. South wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 42. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.

    Low: 42 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after noon.  Sunny, with a high near 67. West wind 5 to 7 mph, with gusts as high as 18 mph.

    High: 67 °F

    Sunny then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight.  Partly cloudy, with a low around 42. West wind around 6 mph becoming southeast in the evening. Winds could gust as high as 15 mph.

    Low: 42 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers after noon.  Sunny, with a high near 65. South wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 28 mph.

    High: 65 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly before midnight.  Partly cloudy, with a low around 38. West wind 5 to 10 mph becoming light  in the evening. Winds could gust as high as 22 mph.

    Low: 38 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after noon.  Mostly cloudy, with a high near 56. Calm wind becoming northwest 5 to 8 mph in the morning. Winds could gust as high as 21 mph.  Chance of precipitation is 70%.

    High: 56 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers before midnight.  Partly cloudy, with a low around 36. Northwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 15 mph.

    Low: 36 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers after noon.  Sunny, with a high near 62.

    High: 62 °F

    Sunny then
    Slight Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 74. South wind 7 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Tonight
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. Southwest wind 6 to 10 mph, with gusts as high as 23 mph.
Sunday
A 20 percent chance of showers after noon. Sunny, with a high near 67. West wind 5 to 7 mph, with gusts as high as 18 mph.
Sunday Night
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 42. West wind around 6 mph becoming southeast in the evening. Winds could gust as high as 15 mph.
Monday
A 40 percent chance of showers after noon. Sunny, with a high near 65. South wind 6 to 13 mph becoming west in the afternoon. Winds could gust as high as 28 mph.
Monday Night
A 30 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 38. West wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 22 mph.
Tuesday
Showers likely, mainly after noon. Mostly cloudy, with a high near 56. Calm wind becoming northwest 5 to 8 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers before midnight. Partly cloudy, with a low around 36. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Wednesday
A slight chance of showers after noon. Sunny, with a high near 62.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 39.
Thursday
A chance of rain and snow showers. Mostly sunny, with a high near 58.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 23.
Friday
A chance of snow showers. Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSE Sundance WY
 44.26°N 104.28°W (Elev. 5200 ft)
3:42 am MDT Apr 11, 2026
5am MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
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Additional Resources

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