Today | Weather | Thursday, July 2, 2026
Active Weather Warnings

Weather in Iowa City, Iowa

09:13 PM
Now
Cloudy Night
84° F
Feels Like 88°
Precipitation 7 %
Wind 6 mph
Humidity 68 %
Today
Cloudy Night
Day 93°
Night 72°
Precipitation 25 %
Wind 5 mph

Iowa City Weather Forecast Updated

16 minutes ago
Last updated on

Air Quality in Iowa City

NOW
31 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.97 µg/m³
PM10 2.37 µg/m³
O3 0.033 ppm
NO2 0.8 ppb
SO2 0.5 ppb
CO 0.09 ppm
NH3 1.1 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.51.97 µg/m³
PM102.37 µg/m³
O365.68 µg/m³
NO21.59 µg/m³
SO21.24 µg/m³
CO103.34 µg/m³
NH31.1 µg/m³
NO0 µg/m³

Weather Alerts and Warnings for Iowa City

Severe Expected Likely

Extreme Heat Warning

Extreme Heat Warning issued July 2 at 7:58PM CDT until July 2 at 10:00PM CDT by NWS Quad Cities IA IL
Jul 2, 7:58 PM Jul 2, 10:00 PM
WHAT: Dangerously hot conditions with heat index values up to 105.

WHERE: In Illinois, Mercer and Rock Island Counties. In Iowa,
Cedar, Iowa, Johnson, Muscatine, Scott, Keokuk, Louisa, and
Washington Counties.

WHEN: Until 10 PM CDT this evening.

IMPACTS: Heat related illnesses increase significantly during
extreme heat and high humidity events.
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Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.
Updated: Jul 2, 8:57 PM Source: NWS Alert