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

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

Mondell Field (KECS)

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

Fair

70°F

21°C

Humidity 16%
Wind Speed S 6 mph
Barometer 30.11 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 19 Mar 12:55 pm MDT
Extended Forecast for

6 Miles N Newcastle WY

Red Flag Warning until March 19, 07:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until March 19, 07:00pm

    NOW until 7:00pm Thu

    Red Flag Warning

  • This Afternoon

    High: 72 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. Northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 17 mph.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 17 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 15 mph.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Light and variable wind becoming northwest 11 to 16 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 43. North wind 14 to 18 mph, with gusts as high as 25 mph.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 52. Northwest wind 8 to 13 mph.

    High: 52 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. North wind around 7 mph becoming southeast after midnight. Winds could gust as high as 15 mph.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 72. West wind 8 to 10 mph, with gusts as high as 17 mph.
Tonight
Mostly clear, with a low around 48. Northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 17 mph.
Friday
Sunny, with a high near 74. Light and variable wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 17 mph.
Friday Night
Mostly clear, with a low around 52. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Saturday
Mostly sunny, with a high near 80. Light and variable wind becoming northwest 11 to 16 mph in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 43. North wind 14 to 18 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 52. Northwest wind 8 to 13 mph.
Sunday Night
Partly cloudy, with a low around 35. North wind around 7 mph becoming southeast after midnight. Winds could gust as high as 15 mph.
Monday
Partly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
Partly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 48.
Wednesday
Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Newcastle WY
 43.94°N 104.22°W (Elev. 5292 ft)
Last Update:
12:37 pm MDT Mar 19, 2026
Forecast Valid:
1pm MDT Mar 19, 2026-6pm MDT Mar 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation