Today | Weather | Tuesday, September 1, 2026

Active Weather Warnings

Heat Advisory

Weather in Anderson, Indiana

11:25 AM

Now

82° F

Feels Like 91°

Precipitation 1 %

Wind 9 mph

UV Index (0 - 11+) 5

Humidity 69 %

Today

Day 93°

Night 72°

Precipitation 10 %

Wind 8 mph

UV Index (0 - 11+) 7

Anderson Weather Forecast Updated

17 minutes ago

Last updated on September 01, 2026 at 11:07 AM

Air Quality in Anderson

NOW

31 AQI

Good air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 7.42 µg/m³

PM₁₀ 8.13 µg/m³

O₃ 0.033 ppm

NO₂ 1.1 ppb

SO₂ 1 ppb

CO 0.12 ppm

NH₃ 0.65 µg/m³

NO 0.44 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 – 7.42 µg/m³

PM₁₀ – 8.13 µg/m³

O₃ – 65.55 µg/m³

NO₂ – 2.07 µg/m³

SO₂ – 2.57 µg/m³

CO – 134.92 µg/m³

NH₃ – 0.65 µg/m³

NO – 0.44 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Anderson

Moderate Expected Likely

Heat Advisory

Heat Advisory issued September 1 at 4:36AM EDT until September 3 at 8:00PM EDT by NWS Indianapolis IN

Sep 1, 2:00 PM → Sep 3, 8:00 PM

WHAT: Peak heat index values up to 105 are expected each afternoon
with limited relief from the heat and humidity overnight.

WHERE: All of central Indiana.

WHEN: From 2 PM this afternoon to 8 PM EDT Thursday.

IMPACTS: Hot temperatures and high humidity may cause heat
illnesses.

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Drink plenty of fluids, limit time outdoors, and check up on relatives and neighbors.

Updated: Sep 1, 11:07 AM Source: NWS Alert