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

Hazardous Weather Conditions

Current conditions at

Iowa City Municipal Airport (KIOW)

Lat: 41.64°NLon: 91.54°WElev: 650ft.

Partly Cloudy

78°F

26°C

Humidity 43%
Wind Speed W 9 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 20 Jun 3:52 pm CDT
Extended Forecast for

Tiffin IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. Northwest wind around 10 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 58. Northwest wind around 5 mph becoming east after midnight.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 66. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 66 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 54. Northeast wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 54 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 79. Northwest wind around 10 mph.
Tonight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 58. Northwest wind around 5 mph becoming east after midnight.
Sunday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 66. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 54. Northeast wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 78.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tiffin IA
 41.71°N 91.7°W (Elev. 699 ft)
Last Update:
3:07 pm CDT Jun 20, 2026
Forecast Valid:
4pm CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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