Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

GW0564 Wapiti (G0564)

Lat: 44.45733°NLon: 109.4325°WElev: 5994.0ft.

NA

60°F

16°C

Humidity 62%
Wind Speed WSW 4 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 47°F (8°C)
Visibility NA
Last update 18 Aug 01:40 AM MDT
Extended Forecast for

8 Miles NNW Valley WY

  • Overnight

    Overnight: A 20 percent chance of showers before 4am.  Mostly cloudy, with a low around 43. West wind 8 to 11 mph.

    Low: 43 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 54. Breezy, with a west wind 11 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%.

    High: 54 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Breezy, with a west wind 10 to 17 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 58. Breezy, with a west wind 13 to 20 mph, with gusts as high as 26 mph.

    High: 58 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 63. Breezy, with a west wind 14 to 18 mph, with gusts as high as 26 mph.

    High: 63 °F

    Sunny then
    Slight Chance
    T-storms and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 47. Chance of precipitation is 30%.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 20 percent chance of showers before 4am. Mostly cloudy, with a low around 43. West wind 8 to 11 mph.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 54. Breezy, with a west wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Tuesday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Breezy, with a west wind 10 to 17 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 58. Breezy, with a west wind 13 to 20 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 41. Breezy, with a west southwest wind 10 to 17 mph, with gusts as high as 25 mph.
Thursday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 63. Breezy, with a west wind 14 to 18 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 45. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 64.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 60. Breezy. Chance of precipitation is 40%.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Breezy.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 58. Breezy.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 42.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNW Valley WY
 44.31°N 109.62°W (Elev. 10797 ft)
1:02 am MDT Aug 18, 2026
1am MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database