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Tropical Storm Edouard Along the Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard off the central Gulf Coast will bring tropical storm conditions and heavy rainfall to portions of Upper Texas and southwestern Louisiana coasts Tuesday into Wednesday. Storm Surge Watches and Tropical Storm Warnings are in effect. Hot and humid conditions will continue to expand from the Central Plains into the Ohio Valley and Mid-Atlantic this week. Read More >

Hazardous Weather Conditions

Current conditions at

Cedar Rapids Airport (KCID)

Lat: 41.88°NLon: 91.72°WElev: 840ft.

Fog/Mist

75°F

24°C

Humidity 96%
Wind Speed S 3 mph
Barometer 29.94 in (1013.2 mb)
Dewpoint 74°F (23°C)
Visibility 5.00 mi
Last update 1 Sep 1:52 am CDT
Extended Forecast for

Williamsburg IA

Heat Advisory September 1, 02:40am until September 3, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 1, 02:40am until September 3, 07:00pm

    NOW until 7:00pm Thu

    Heat Advisory

  • Overnight

    Low: 73 °F

    Isolated
    T-storms

  • Tuesday

    Tuesday: Isolated showers before 8am. Mostly sunny, with a high near 92. Heat index values as high as 100. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 92 °F

    Isolated
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. South wind 5 to 10 mph.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Heat index values as high as 100. Southwest wind 5 to 10 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

Detailed Forecast

Overnight
Isolated showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 20%.
Tuesday
Isolated showers before 8am. Mostly sunny, with a high near 92. Heat index values as high as 100. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 74. South wind 5 to 10 mph.
Wednesday
Sunny, with a high near 93. Heat index values as high as 100. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Mostly sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 75.
Friday
Mostly sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 73.
Saturday
Mostly sunny, with a high near 94.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 67.
Labor Day
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williamsburg IA
 41.67°N 92.02°W (Elev. 751 ft)
Last Update:
2:26 am CDT Sep 1, 2026
Forecast Valid:
2am CDT Sep 1, 2026-6pm CDT Sep 7, 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