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

Cedar Rapids Airport (KCID)

Lat: 41.88°NLon: 91.72°WElev: 840ft.

Fog/Mist

71°F

22°C

Humidity 96%
Wind Speed E 5 mph
Barometer 29.88 in (1011.2 mb)
Dewpoint 70°F (21°C)
Visibility 6.00 mi
Last update 13 Aug 12:52 am CDT
Extended Forecast for

Williamsburg IA

  • Overnight

    Overnight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 67. East wind around 5 mph.

    Low: 67 °F

    Patchy Fog

  • Thursday

    Thursday: Occasional showers and thunderstorms, mainly before 1pm. Patchy fog before 9am. High near 80. East wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 80 °F

    T-storms and
    Patchy Fog
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: Occasional showers and thunderstorms, mainly after 11pm. Low around 67. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 67 °F

    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 83. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 83 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 83.

    High: 83 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 67. East wind around 5 mph.
Thursday
Occasional showers and thunderstorms, mainly before 1pm. Patchy fog before 9am. High near 80. East wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Occasional showers and thunderstorms, mainly after 11pm. Low around 67. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Friday
Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 83. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Sunday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 83.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Williamsburg IA
 41.65°N 92.02°W (Elev. 751 ft)
Last Update:
12:31 am CDT Aug 13, 2026
Forecast Valid:
1am CDT Aug 13, 2026-6pm CDT Aug 19, 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