Hourly Weather Forecast for Elkhart, Indiana

Hourly Weather | Today › Tuesday, September 1, 2026

Active Weather Warnings

Heat Advisory

Elkhart, Indiana

12 PM

82°

Feels Like 93°

Humidity: 74%

UV Index: 4

Wind: 8 mph

1 PM

86°

Feels Like 97°

Humidity: 69%

UV Index: 5

Wind: 9 mph

2 PM

88°

Feels Like 99°

Humidity: 66%

UV Index: 5

Wind: 9 mph

3 PM

90°

Feels Like 100°

Humidity: 64%

UV Index: 5

Wind: 11 mph

4 PM

90°

Feels Like 99°

Humidity: 62%

UV Index: 4

Wind: 11 mph

5 PM

91°

Feels Like 99°

Humidity: 60%

UV Index: 2

Wind: 11 mph

6 PM

90°

Feels Like 99°

Humidity: 64%

UV Index: 1

Wind: 9 mph

7 PM

88°

Feels Like 97°

Humidity: 69%

UV Index: 0

Wind: 7 mph

8 PM

84°

Feels Like 91°

Humidity: 76%

UV Index: 0

Wind: 6 mph

9 PM

82°

Feels Like 90°

Humidity: 81%

UV Index: 0

Wind: 6 mph

10 PM

79°

Feels Like 86°

Humidity: 89%

UV Index: 0

Wind: 6 mph

11 PM

77°

Feels Like 86°

Humidity: 91%

UV Index: 0

Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

12 PM

53 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 13.25 µg/m³
PM₁₀: 13.9 µg/m³
O₃: 0.045 ppm
NO₂: 0.8 ppb
SO₂: 0.8 ppb
CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

1 PM

55 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 14.55 µg/m³
PM₁₀: 15.21 µg/m³
O₃: 0.050 ppm
NO₂: 0.7 ppb
SO₂: 0.8 ppb
CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

2 PM

58 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 15.53 µg/m³
PM₁₀: 16.2 µg/m³
O₃: 0.054 ppm
NO₂: 0.6 ppb
SO₂: 0.8 ppb
CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

3 PM

55 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 13.02 µg/m³
PM₁₀: 13.61 µg/m³
O₃: 0.056 ppm
NO₂: 0.5 ppb
SO₂: 0.6 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

4 PM

52 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 11.5 µg/m³
PM₁₀: 12.05 µg/m³
O₃: 0.055 ppm
NO₂: 0.4 ppb
SO₂: 0.5 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM

51 AQI

Moderate air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 11.22 µg/m³
PM₁₀: 11.78 µg/m³
O₃: 0.054 ppm
NO₂: 0.5 ppb
SO₂: 0.5 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

6 PM

49 AQI

Good air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 11.65 µg/m³
PM₁₀: 12.25 µg/m³
O₃: 0.053 ppm
NO₂: 0.8 ppb
SO₂: 0.5 ppb
CO: 0.12 ppm

Health Recommendations:

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

7 PM

51 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 12.56 µg/m³
PM₁₀: 13.22 µg/m³
O₃: 0.050 ppm
NO₂: 1.3 ppb
SO₂: 0.5 ppb
CO: 0.12 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

8 PM

53 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 13.4 µg/m³
PM₁₀: 14.12 µg/m³
O₃: 0.047 ppm
NO₂: 1.8 ppb
SO₂: 0.5 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

9 PM

54 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 13.85 µg/m³
PM₁₀: 14.62 µg/m³
O₃: 0.044 ppm
NO₂: 2.1 ppb
SO₂: 0.5 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

10 PM

54 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 14.04 µg/m³
PM₁₀: 14.84 µg/m³
O₃: 0.040 ppm
NO₂: 2.3 ppb
SO₂: 0.5 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

11 PM

54 AQI

Moderate air quality Dominant pollutant: PM_2.5

Details

Pollutant Concentrations:

PM_2.5: 13.88 µg/m³
PM₁₀: 14.68 µg/m³
O₃: 0.036 ppm
NO₂: 2.4 ppb
SO₂: 0.4 ppb
CO: 0.13 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

Current Real-Time Air Quality Report

Weather Alerts and Warnings for Elkhart

Moderate Expected Likely

Heat Advisory

Heat Advisory issued September 1 at 2:12AM EDT until September 2 at 8:00PM EDT by NWS Northern Indiana

Sep 1, 2:00 PM → Sep 2, 8:00 PM

WHAT: Heat index values 99 to 103 expected. Overnight low
temperatures in the low to mid 70s.

WHERE: Portions of northern Indiana and northwest Ohio.

WHEN: From 2 PM EDT /1 PM CDT/ this afternoon to 8 PM EDT /7 PM
CDT/ Wednesday.

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

ADDITIONAL DETAILS: Heat indices may approach 100 degrees again on
Thursday afternoon.

+ Read More

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Updated: Sep 1, 10:59 AM Source: NWS Alert

Hourly Air Quality Forecast - AQI (US EPA)

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Weather Alerts and Warnings for Elkhart

Heat Advisory

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