National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Mondell Field (KECS)

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

Fair

57°F

14°C

Humidity 15%
Wind Speed S 7 mph
Barometer 29.98 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 20 Apr 10:15 am MDT
Extended Forecast for

15 Miles SSE Newcastle WY

Red Flag Warning April 20, 11:00am until April 20, 08:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: Sunny, with a high near 78. Light and variable wind becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. North wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53. East wind 5 to 8 mph becoming light and variable after midnight.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 83. Breezy, with a light and variable wind becoming southwest 15 to 20 mph in the morning. Winds could gust as high as 31 mph.

    High: 83 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 42. Breezy, with a west wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Rain likely, possibly mixed with snow before 7am, then rain likely between 7am and 4pm, then a chance of rain and snow after 4pm. Partly sunny, with a high near 53. Windy, with a northwest wind 20 to 25 mph increasing to 29 to 34 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 60%.

    High: 53 °F

    Rain/Snow
    Likely and
    Windy

  • Thursday Night

    Thursday Night: A chance of rain and snow showers before 9pm, then a chance of snow showers between 9pm and midnight. Mostly cloudy, with a low around 28. Windy, with a northwest wind 29 to 34 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 49 mph.

    Low: 28 °F

    Chance
    Rain/Snow and
    Windy then
    Mostly Cloudy
    and Blustery

  • Friday

    Friday: A slight chance of snow showers. Partly sunny, with a high near 48. Breezy.

    High: 48 °F

    Slight Chance
    Snow Showers
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 78. Light and variable wind becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.
Tonight
Mostly clear, with a low around 45. North wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Tuesday
Sunny, with a high near 85. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 53. East wind 5 to 8 mph becoming light and variable after midnight.
Wednesday
Partly sunny, with a high near 83. Breezy, with a light and variable wind becoming southwest 15 to 20 mph in the morning. Winds could gust as high as 31 mph.
Wednesday Night
A chance of showers before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 42. Breezy, with a west wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Thursday
Rain likely, possibly mixed with snow before 7am, then rain likely between 7am and 4pm, then a chance of rain and snow after 4pm. Partly sunny, with a high near 53. Windy, with a northwest wind 20 to 25 mph increasing to 29 to 34 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow showers before 9pm, then a chance of snow showers between 9pm and midnight. Mostly cloudy, with a low around 28. Windy, with a northwest wind 29 to 34 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 49 mph.
Friday
A slight chance of snow showers. Partly sunny, with a high near 48. Breezy.
Friday Night
A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 26.
Saturday
A slight chance of snow showers. Mostly sunny, with a high near 49.
Saturday Night
A slight chance of snow showers. Partly cloudy, with a low around 28.
Sunday
A chance of rain and snow showers. Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSE Newcastle WY
 43.65°N 104.1°W (Elev. 3996 ft)
Last Update:
8:32 am MDT Apr 20, 2026
Forecast Valid:
10am MDT Apr 20, 2026-6pm MDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation