Hourly Weather | Today Wednesday, August 12, 2026
Active Weather Warnings
Anderson, Indiana
9 AM
Sunny with a Chance of Thunderstorms
72°
Feels Like 70°
59
Humidity: 91%
UV Index: 1
Wind: 8 mph
10 AM
Foggy Weather
73°
Feels Like 79°
49
Humidity: 91%
UV Index: 2
Wind: 8 mph
11 AM
Foggy Weather
75°
Feels Like 82°
49
Humidity: 90%
UV Index: 2
Wind: 9 mph
12 PM
Foggy Weather
79°
Feels Like 86°
49
Humidity: 85%
UV Index: 3
Wind: 9 mph
1 PM
Sunny with a Chance of Thunderstorms
81°
Feels Like 84°
59
Humidity: 81%
UV Index: 3
Wind: 11 mph
2 PM
Sunny with a Chance of Thunderstorms
81°
Feels Like 86°
64
Humidity: 88%
UV Index: 3
Wind: 11 mph
3 PM
Cloudy Weather
82°
Feels Like 91°
49
Humidity: 75%
UV Index: 2
Wind: 9 mph
4 PM
Cloudy Weather
82°
Feels Like 90°
49
Humidity: 79%
UV Index: 2
Wind: 9 mph
5 PM
Cloudy Weather
81°
Feels Like 88°
49
Humidity: 79%
UV Index: 1
Wind: 8 mph
6 PM
Cloudy Weather
79°
Feels Like 84°
49
Humidity: 83%
UV Index: 1
Wind: 8 mph
7 PM
Sunny with a Chance of Thunderstorms
75°
Feels Like 75°
59
Humidity: 88%
UV Index: 0
Wind: 8 mph
8 PM
Sunny with a Chance of Thunderstorms
75°
Feels Like 75°
51
Humidity: 89%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Night
73°
Feels Like 75°
47
Humidity: 90%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
72°
Feels Like 73°
40
Humidity: 94%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
70°
Feels Like 72°
33
Humidity: 95%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

9 AM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.04 µg/m³
  • PM10: 5.1 µg/m³
  • O3: 0.029 ppm
  • NO2: 1.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

10 AM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.99 µg/m³
  • PM10: 5.06 µg/m³
  • O3: 0.025 ppm
  • NO2: 1.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

11 AM
21 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.98 µg/m³
  • PM10: 5.05 µg/m³
  • O3: 0.019 ppm
  • NO2: 1.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

12 PM
22 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.37 µg/m³
  • PM10: 5.45 µg/m³
  • O3: 0.020 ppm
  • NO2: 1 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

1 PM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.34 µg/m³
  • PM10: 6.46 µg/m³
  • O3: 0.025 ppm
  • NO2: 0.8 ppb
  • SO2: 0.7 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

2 PM
32 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.7 µg/m³
  • PM10: 7.87 µg/m³
  • O3: 0.030 ppm
  • NO2: 0.6 ppb
  • SO2: 0.7 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

3 PM
36 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.69 µg/m³
  • PM10: 8.92 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.5 ppb
  • SO2: 0.9 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

4 PM
39 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.27 µg/m³
  • PM10: 9.55 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.5 ppb
  • SO2: 0.9 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

5 PM
40 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.7 µg/m³
  • PM10: 10.02 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.6 ppb
  • SO2: 1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

6 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.07 µg/m³
  • PM10: 10.42 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.8 ppb
  • SO2: 1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

7 PM
43 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.32 µg/m³
  • PM10: 10.7 µg/m³
  • O3: 0.039 ppm
  • NO2: 1 ppb
  • SO2: 0.9 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

8 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.18 µg/m³
  • PM10: 10.58 µg/m³
  • O3: 0.036 ppm
  • NO2: 1.3 ppb
  • SO2: 0.9 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

9 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 9.98 µg/m³
  • PM10: 10.39 µg/m³
  • O3: 0.033 ppm
  • NO2: 1.4 ppb
  • SO2: 0.8 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

10 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.01 µg/m³
  • PM10: 10.45 µg/m³
  • O3: 0.028 ppm
  • NO2: 1.4 ppb
  • SO2: 0.7 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

11 PM
42 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 10.11 µg/m³
  • PM10: 10.58 µg/m³
  • O3: 0.023 ppm
  • NO2: 1.5 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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
+ Read More
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Updated: Aug 12, 7:26 AM Source: NWS Alert