Today | Weather | Wednesday, June 10, 2026

Active Weather Warnings

Severe Thunderstorm Watch

Weather in Rockford, Illinois

12:42 PM

Now

86° F

Feels Like 93°

Precipitation 11 %

Wind 16 mph

UV Index (0 - 11+) 10

Humidity 62 %

Today

Day 88°

Night 66°

Precipitation 55 %

Wind 15 mph

UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Rockford Weather Forecast Updated

15 minutes ago

Last updated on June 10, 2026 at 12:26 PM

Weather Forecast History

Last Year's Weather on This Day (June 10, 2025)

Day

79°

Night

61°

Wind

12 mph

UV Index

Precipitation

0 %

Air Quality in Rockford

NOW

25 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 3.77 µg/m³

PM₁₀ 4.55 µg/m³

O₃ 0.027 ppm

NO₂ 0.5 ppb

SO₂ 0.3 ppb

CO 0.09 ppm

NH₃ 0.97 µg/m³

NO 0.1 µg/m³

PM_2.5 – 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)

PM_2.5 – 3.77 µg/m³

PM₁₀ – 4.55 µg/m³

O₃ – 53.74 µg/m³

NO₂ – 1.02 µg/m³

SO₂ – 0.78 µg/m³

CO – 100.99 µg/m³

NH₃ – 0.97 µg/m³

NO – 0.1 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Rockford

Severe Future Possible

Severe Thunderstorm Watch

Severe Thunderstorm Watch issued June 10 at 12:01PM CDT until June 10 at 7:00PM CDT by NWS Chicago IL

Jun 10, 12:01 PM → Jun 10, 7:00 PM

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
301 IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR THE FOLLOWING AREAS

IN ILLINOIS THIS WATCH INCLUDES 6 COUNTIES

IN NORTH CENTRAL ILLINOIS

BOONE DE KALB LEE
OGLE WINNEBAGO

IN NORTHEAST ILLINOIS

MCHENRY

THIS INCLUDES THE CITIES OF ALGONQUIN, BELVIDERE, BYRON,
CRYSTAL LAKE, DEKALB, DIXON, MCHENRY, OREGON, ROCHELLE, ROCKFORD,
SYCAMORE, AND WOODSTOCK.

Updated: Jun 10, 12:26 PM Source: NWS Alert