Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

Clarion (KCAV)

Lat: 42.75°NLon: 93.77°WElev: 1161ft.

Overcast

66°F

19°C

Humidity 100%
Wind Speed S 7 mph
Barometer 30.00 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 21 Aug 2:55 am CDT
Extended Forecast for

Clarion IA

  • Overnight

    Overnight: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 64. South southwest wind around 7 mph.  Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 83. Southwest wind 6 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. North northwest wind 3 to 7 mph.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Light northwest wind becoming north northwest 6 to 11 mph in the morning.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. North wind 5 to 7 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 1am.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 76.

    High: 76 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. South southwest wind around 7 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 83. Southwest wind 6 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 59. North northwest wind 3 to 7 mph.
Saturday
Sunny, with a high near 80. Light northwest wind becoming north northwest 6 to 11 mph in the morning.
Saturday Night
Mostly clear, with a low around 53. North wind 5 to 7 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 57.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 82.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Clarion IA
 42.74°N 93.73°W
2:31 am CDT Aug 21, 2026
3am CDT Aug 21, 2026-6pm CDT Aug 27, 2026
 
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Additional Resources

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