Severe Thunderstorms and Heavy Rain from the Plains to the Mid-Atlantic; Ongoing Heat in the South

Severe thunderstorms and showers pose a risk for excessive rain, localized flash flooding, strong gusts and/or large hail across portions of the northern and central Plains, the Lower Missouri to Lower Ohio Valleys, and across the Mid-Atlantic this afternoon and evening. Extreme heat is ongoing over the Desert Southwest and the Southeast U.S.. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

Lat: 44.48°NLon: 103.78°WElev: 3898ft.

Fair

84°F

29°C

Humidity 31%
Wind Speed S 12 mph
Barometer 29.96 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 9 Jul 5:15 pm MDT
Extended Forecast for

3 Miles ENE Saint Onge SD

Extreme Heat Watch July 11, 12:00pm until July 14, 12:00am
Click here for hazard details and duration
Extreme Heat Watch
  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 89. Southeast wind around 10 mph, with gusts as high as 15 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 62. Southeast wind 5 to 8 mph becoming southwest after midnight. Winds could gust as high as 15 mph.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Light and variable wind becoming southeast 12 to 17 mph in the morning. Winds could gust as high as 25 mph.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. Southeast wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 26 mph.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 99. Southeast wind 6 to 15 mph, with gusts as high as 22 mph.

    High: 99 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. Southeast wind 13 to 18 mph becoming south 6 to 11 mph after midnight. Winds could gust as high as 26 mph.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 105. Breezy.

    High: 105 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Breezy.

    Low: 72 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny and hot, with a high near 104.

    High: 104 °F

    Hot

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southeast wind around 10 mph, with gusts as high as 15 mph.
Tonight
Mostly clear, with a low around 62. Southeast wind 5 to 8 mph becoming southwest after midnight. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 93. Light and variable wind becoming southeast 12 to 17 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
Mostly clear, with a low around 65. Southeast wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 26 mph.
Saturday
Sunny, with a high near 99. Southeast wind 6 to 15 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 67. Southeast wind 13 to 18 mph becoming south 6 to 11 mph after midnight. Winds could gust as high as 26 mph.
Sunday
Sunny and hot, with a high near 105. Breezy.
Sunday Night
Mostly clear, with a low around 72. Breezy.
Monday
Sunny and hot, with a high near 104.
Monday Night
Mostly clear, with a low around 69. Breezy.
Tuesday
Sunny, with a high near 97. Breezy.
Tuesday Night
Mostly clear, with a low around 68. Breezy.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Saint Onge SD
 44.57°N 103.7°W (Elev. 3465 ft)
5:03 pm MDT Jul 9, 2026
5pm MDT Jul 9, 2026-6pm MDT Jul 16, 2026
 
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Additional Resources

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