Today | Weather | Monday, September 21, 2026
Active Weather Warnings

Weather in Racine, Wisconsin

01:51 PM
Now
Cloudy Weather
63° F
Feels Like 59°
Precipitation 32 %
Wind 16 mph
UV Index (0 - 11+) 2
Humidity 71 %
Today
Rainy Weather
Day 63°
Night 55°
Precipitation 65 %
Wind 15 mph
UV Index (0 - 11+) 2

Racine Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Sunny with a Chance of Thunderstorms

Day

77°

Night

63°

Wind

6 mph

UV Index

40

Precipitation

55 %

Air Quality in Racine

NOW
23 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.7 µg/m³
PM10 2.3 µg/m³
O3 0.025 ppm
NO2 3.7 ppb
SO2 1.1 ppb
CO 0.17 ppm
NH3 0.37 µg/m³
NO 0.99 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)
PM2.51.7 µg/m³
PM102.3 µg/m³
O349.5 µg/m³
NO27.03 µg/m³
SO22.99 µg/m³
CO195.05 µg/m³
NH30.37 µg/m³
NO0.99 µg/m³

Weather Alerts and Warnings for Racine

Moderate Expected Likely

Beach Hazards Statement

Beach Hazards Statement issued September 21 at 12:28PM CDT until September 23 at 7:00PM CDT by NWS Milwaukee/Sullivan WI
Sep 21, 12:28 PM Sep 23, 7:00 PM
WHAT: Life threatening waves of 4 to 8 feet and dangerous
currents are expected.

WHERE: Sheboygan, Ozaukee, Milwaukee, Racine and Kenosha
Counties.

WHEN: Through early Wednesday evening.

IMPACTS: Dangerous swimming conditions are expected due to
high waves and onshore winds.
+ Read More
Stay out of the water and away from dangerous areas like piers and breakwalls. Strong structural and longshore currents are expected. Rip currents are possible.
Updated: Sep 21, 12:36 PM Source: NWS Alert