Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Hazardous Weather Conditions

Current conditions at

Mondell Field (KECS)

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

Fair

63°F

17°C

Humidity 68%
Wind Speed E 6 mph
Barometer 29.98 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 14 Jun 5:15 am MDT
Extended Forecast for

5 Miles E Newcastle WY

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe.  Patchy fog before 10am.  Otherwise, increasing clouds, with a high near 85. South wind around 5 mph.

    High: 85 °F

    Patchy Fog
    then Severe
    Thunderstorms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 9pm. Some of the storms could be severe.  Cloudy, then gradually becoming partly cloudy, with a low around 60. East wind around 5 mph becoming north in the evening.

    Low: 60 °F

    Severe
    Thunderstorms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon. Some of the storms could be severe.  Mostly sunny, with a high near 84. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 84 °F

    Mostly Sunny
    then Severe
    Thunderstorms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Some of the storms could be severe.  Mostly cloudy, with a low around 59. South wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 50%.

    Low: 59 °F

    Severe
    Thunderstorms
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Some of the storms could be severe.  Mostly sunny, with a high near 81. North wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph.

    High: 81 °F

    Mostly Sunny
    then Severe
    Thunderstorms

  • Monday Night

    Monday Night: Showers and thunderstorms likely before midnight, then showers likely between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Some of the storms could be severe.  Mostly cloudy, with a low around 56. Southeast wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 70%.

    Low: 56 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after noon.  High near 69. Northeast wind around 5 mph becoming southwest in the morning.  Chance of precipitation is 90%.

    High: 69 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 51. North wind around 5 mph.

    Low: 51 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Patchy fog before 10am. Otherwise, increasing clouds, with a high near 85. South wind around 5 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 9pm. Some of the storms could be severe. Cloudy, then gradually becoming partly cloudy, with a low around 60. East wind around 5 mph becoming north in the evening.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Some of the storms could be severe. Mostly sunny, with a high near 84. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Some of the storms could be severe. Mostly cloudy, with a low around 59. South wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Monday
A 30 percent chance of showers and thunderstorms after noon. Some of the storms could be severe. Mostly sunny, with a high near 81. North wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph.
Monday Night
Showers and thunderstorms likely before midnight, then showers likely between midnight and 3am, then showers likely and possibly a thunderstorm after 3am. Some of the storms could be severe. Mostly cloudy, with a low around 56. Southeast wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after noon. High near 69. Northeast wind around 5 mph becoming southwest in the morning. Chance of precipitation is 90%.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 51. North wind around 5 mph.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 54.
Juneteenth
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Newcastle WY
 43.86°N 104.12°W (Elev. 4583 ft)
3:29 am MDT Jun 14, 2025
5am MDT Jun 14, 2025-6pm MDT Jun 20, 2025
 
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Additional Resources

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