Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Oskaloosa, Oskaloosa Municipal Airport (KOOA)

Lat: 41.23°NLon: 92.49°WElev: 840ft.

Fair

74°F

23°C

Humidity 98%
Wind Speed Calm
Barometer 29.88 in
Dewpoint 73°F (23°C)
Visibility 4.00 mi
Last update 10 Aug 4:35 am CDT
Extended Forecast for

4 Miles W What Cheer IA

  • Overnight

    Overnight: Partly cloudy, with a low around 71. Light northeast wind.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and noon.  Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 90. Light and variable wind becoming east around 6 mph in the morning.  Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 73. Southeast wind around 6 mph.

    Low: 73 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 9am.  Partly sunny, with a high near 92. Heat index values as high as 103. South southeast wind 5 to 8 mph becoming west southwest in the afternoon.  New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    T-storms then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 70. East northeast wind 3 to 6 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 88. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Partly Cloudy
    then Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm.  High near 80. Chance of precipitation is 80%.

    High: 80 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 64. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 71. Light northeast wind.
Monday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and noon. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 73. Southeast wind around 6 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 9am. Partly sunny, with a high near 92. Heat index values as high as 103. South southeast wind 5 to 8 mph becoming west southwest in the afternoon. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. East northeast wind 3 to 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 50 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Thursday
Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W What Cheer IA
 41.4°N 92.44°W
4:22 am CDT Aug 10, 2026
4am CDT Aug 10, 2026-6pm CDT Aug 16, 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