Today | Weather | Wednesday, August 12, 2026

Active Weather Warnings

Weather in Anderson, Indiana

07:49 AM

Now

72° F

Feels Like 73°

Precipitation 49 %

Wind 4 mph

UV Index (0 - 11+) 1

Humidity 88 %

Today

Day 82°

Night 68°

Precipitation 98 %

Wind 8 mph

UV Index (0 - 11+) 3

Anderson Weather Forecast Updated

22 minutes ago

Last updated on August 12, 2026 at 7:27 AM

Air Quality in Anderson

NOW

27 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 5.15 µg/m³

PM₁₀ 5.23 µg/m³

O₃ 0.029 ppm

NO₂ 1.1 ppb

SO₂ 0.4 ppb

CO 0.10 ppm

NH₃ 0.14 µg/m³

NO 0 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 – 5.15 µg/m³

PM₁₀ – 5.23 µg/m³

O₃ – 56.44 µg/m³

NO₂ – 2.05 µg/m³

SO₂ – 1.14 µg/m³

CO – 113.6 µg/m³

NH₃ – 0.14 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Anderson

Severe Future Possible

Flood Watch

Flood Watch issued August 12 at 5:38AM EDT until August 13 at 12:00AM EDT by NWS Indianapolis IN

Aug 12, 5:38 AM → Aug 13, 12:00 AM

WHAT: Flash flooding caused by excessive rainfall continues to be
possible.

WHERE: Much of central Indiana

WHEN: Through this evening.

IMPACTS: Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

ADDITIONAL DETAILS:
- Flash Flooding is ongoing across portions of the watch with
continued and additional flash flooding likely due to
additional storms today.
- http://www.weather.gov/safety/flood

+ Read More

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.

Updated: Aug 12, 7:26 AM Source: NWS Alert

Minor Expected Likely

Flood Advisory

Flood Advisory issued August 12 at 5:55AM EDT until August 12 at 10:00AM EDT by NWS Indianapolis IN

Aug 12, 5:55 AM → Aug 12, 10:00 AM

WHAT: Flooding caused by excessive rainfall continues.

WHERE: Eastern Howard County in central Indiana...
Madison County in central Indiana...
Eastern Tipton County in central Indiana...

WHEN: Until 1000 AM EDT.

IMPACTS: Minor flooding in low-lying and poor drainage areas.

ADDITIONAL DETAILS:
- At 555 AM EDT, Doppler radar indicated heavy rain due to
thunderstorms. Minor flooding is ongoing or expected to begin
shortly in the advisory area. Between 1 and 2 inches of rain
have fallen.
- Additional rainfall amounts of 0.25 to 1 inch are expected
over the area. This additional rain will result in minor
flooding.
- Some locations that will experience flooding include...
Anderson, Elwood, Alexandria, Windfall, Pendleton, Fortville,
Chesterfield, Greentown, Ingalls, Lapel, Edgewood, Frankton,
Summitville, Markleville, Orestes, Woodlawn Heights, Country
Club Heights and River Forest.
- http://www.weather.gov/safety/flood