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

Cedar Rapids Airport (KCID)

Lat: 41.88°NLon: 91.72°WElev: 840ft.

Thunderstorm Fog/Mist

76°F

24°C

Humidity 97%
Wind Speed E 5 mph
Barometer 29.94 in (1013.3 mb)
Dewpoint 75°F (24°C)
Visibility 3.00 mi
Heat Index75°F (24°C)
Last update 10 Aug 10:52 am CDT
Extended Forecast for

Marion IA

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 85. Southeast wind around 5 mph.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am.  Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 70. Southeast wind around 5 mph becoming east in the evening.  Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly before 9am. Some of the storms could produce heavy rainfall.  Patchy fog before 8am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 87. East wind around 5 mph becoming south in the afternoon.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 87 °F

    Heavy Rain
    and Patchy
    Fog then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 69. East wind around 5 mph.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers before 1pm.  Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 79. Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers, with thunderstorms also possible after 1am.  Mostly cloudy, with a low around 63. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 77. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 85. Southeast wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. Southeast wind around 5 mph becoming east in the evening. Chance of precipitation is 20%.
Tuesday
Showers and thunderstorms likely, mainly before 9am. Some of the storms could produce heavy rainfall. Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 87. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69. East wind around 5 mph.
Wednesday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 86.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Thursday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Friday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 79.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 64.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Marion IA
 42.04°N 91.6°W (Elev. 804 ft)
11:46 am CDT Aug 10, 2026
12pm 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