National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Weather and Heavy Rainfall in the Midwest and Desert Southwest; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall are possible in the Midwest into the Central Appalachians and the Desert Southwest early this week. Storms are also expected in parts of the northern Plains today. Fire weather and air quality concerns will persist across portions of the West. Mid-summer heat will continue across much of the CONUS this week, especially in the the south-central High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Osceola Municipal Airport (KI75)

Lat: 41.05°NLon: 93.69°WElev: 1109ft.

Fair

87°F

31°C

Humidity 66%
Wind Speed SW 10 mph
Barometer 29.93 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 10 Aug 1:35 pm CDT
Extended Forecast for

Truro IA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 89. Southwest wind around 7 mph.

    High: 89 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Increasing clouds, with a low around 72. South southwest wind 3 to 5 mph.

    Low: 72 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 100. South wind around 8 mph becoming west in the afternoon.

    High: 91 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. North northwest wind around 6 mph becoming light and variable. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. Southeast wind 5 to 7 mph becoming northeast in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

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

    High: 80 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 67. Chance of precipitation is 80%.

    Low: 67 °F

    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 81.

    High: 81 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 89. Southwest wind around 7 mph.
Tonight
Increasing clouds, with a low around 72. South southwest wind 3 to 5 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 100. South wind around 8 mph becoming west in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. North northwest wind around 6 mph becoming light and variable. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. Southeast wind 5 to 7 mph becoming northeast in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 67. Chance of precipitation is 80%.
Friday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 81.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Truro IA
 41.21°N 93.84°W
Last Update:
1:27 pm CDT Aug 10, 2026
Forecast Valid:
1pm CDT Aug 10, 2026-6pm CDT Aug 16, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation