Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Hazardous Weather Conditions

Current conditions at

Alliance, Alliance Municipal Airport (KAIA)

Lat: 42.06°NLon: 102.8°WElev: 3927ft.

Overcast

75°F

24°C

Humidity 54%
Wind Speed N 6 mph
Barometer 30.11 in (1015.5 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 18 Aug 1:53 pm MDT
Extended Forecast for

11 Miles N Ellsworth NE

  • This Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 83. Southwest wind 5 to 10 mph.

    High: 83 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 58. Southeast wind 5 to 10 mph becoming southwest in the evening.

    Low: 58 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 84. Southwest wind 5 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. North northwest wind 5 to 10 mph becoming south southeast in the evening.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 90. South southwest wind 5 to 10 mph.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 87. Breezy.

    High: 87 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 83. Southwest wind 5 to 10 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 58. Southeast wind 5 to 10 mph becoming southwest in the evening.
Wednesday
Sunny, with a high near 84. Southwest wind 5 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 58. North northwest wind 5 to 10 mph becoming south southeast in the evening.
Thursday
Sunny, with a high near 90. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 61.
Saturday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87. Breezy.
Saturday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Ellsworth NE
 42.21°N 102.26°W
1:07 pm MDT Aug 18, 2026
2pm MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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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