Hourly Weather Forecast for Rochester, New York

Hourly Weather | Today › Tuesday, March 17, 2026

Active Weather Warnings

Wind Advisory

Rochester, New York

6 AM

18°

Feels Like -6°

Frost Risk: 91%

Humidity: 59%

UV Index: 0

Wind: 21 mph

7 AM

16°

Feels Like -8°

Frost Risk: 100%

Humidity: 63%

UV Index: 0

Wind: 21 mph

8 AM

18°

Feels Like -8°

Frost Risk: 100%

Humidity: 73%

UV Index: 0

Wind: 23 mph

9 AM

18°

Feels Like -6°

Frost Risk: 97%

Humidity: 61%

UV Index: 1

Wind: 23 mph

10 AM

19°

Feels Like -2°

Humidity: 58%

UV Index: 1

Wind: 23 mph

11 AM

19°

Feels Like -2°

Humidity: 58%

UV Index: 1

Wind: 23 mph

12 PM

21°

Feels Like 0°

Humidity: 56%

UV Index: 1

Wind: 23 mph

1 PM

21°

Feels Like 0°

Humidity: 56%

UV Index: 1

Wind: 23 mph

2 PM

21°

Feels Like 1°

Humidity: 57%

UV Index: 1

Wind: 21 mph

3 PM

21°

Feels Like 3°

Humidity: 58%

UV Index: 1

Wind: 20 mph

4 PM

23°

Feels Like 3°

Humidity: 59%

UV Index: 1

Wind: 18 mph

5 PM

23°

Feels Like 3°

Humidity: 59%

UV Index: 0

Wind: 17 mph

6 PM

21°

Feels Like 5°

Humidity: 61%

UV Index: 0

Wind: 17 mph

7 PM

21°

Feels Like 3°

Humidity: 65%

UV Index: 0

Wind: 16 mph

8 PM

21°

Feels Like 0°

Humidity: 66%

UV Index: 0

Wind: 20 mph

9 PM

19°

Feels Like 0°

Humidity: 68%

UV Index: 0

Wind: 18 mph

10 PM

19°

Feels Like 0°

Humidity: 68%

UV Index: 0

Wind: 18 mph

11 PM

19°

Feels Like 0°

Frost Risk: 93%

Humidity: 67%

UV Index: 0

Wind: 17 mph

Hourly Air Quality Forecast - AQI (US EPA)

6 AM

41 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.045 ppm
NO₂: 0.6 ppb
SO₂: 0.2 ppb
CO: 0.12 ppm

Health Recommendations:

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

7 AM

41 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.044 ppm
NO₂: 0.6 ppb
SO₂: 0.2 ppb
CO: 0.12 ppm

Health Recommendations:

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

8 AM

41 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.044 ppm
NO₂: 0.6 ppb
SO₂: 0.2 ppb
CO: 0.12 ppm

Health Recommendations:

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

9 AM

41 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.044 ppm
NO₂: 0.8 ppb
SO₂: 0.2 ppb
CO: 0.13 ppm

Health Recommendations:

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

10 AM

41 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.044 ppm
NO₂: 0.9 ppb
SO₂: 0.2 ppb
CO: 0.13 ppm

Health Recommendations:

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

11 AM

41 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.044 ppm
NO₂: 0.8 ppb
SO₂: 0.2 ppb
CO: 0.13 ppm

Health Recommendations:

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

12 PM

41 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.045 ppm
NO₂: 0.7 ppb
SO₂: 0.2 ppb
CO: 0.13 ppm

Health Recommendations:

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

1 PM

43 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.046 ppm
NO₂: 0.6 ppb
SO₂: 0.2 ppb
CO: 0.13 ppm

Health Recommendations:

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

2 PM

44 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.047 ppm
NO₂: 0.5 ppb
SO₂: 0.2 ppb
CO: 0.12 ppm

Health Recommendations:

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

3 PM

45 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.049 ppm
NO₂: 0.5 ppb
SO₂: 0.3 ppb
CO: 0.12 ppm

Health Recommendations:

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

4 PM

47 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.051 ppm
NO₂: 0.5 ppb
SO₂: 0.3 ppb
CO: 0.12 ppm

Health Recommendations:

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

5 PM

48 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.051 ppm
NO₂: 0.6 ppb
SO₂: 0.3 ppb
CO: 0.13 ppm

Health Recommendations:

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

6 PM

48 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.052 ppm
NO₂: 0.8 ppb
SO₂: 0.3 ppb
CO: 0.13 ppm

Health Recommendations:

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

7 PM

48 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.051 ppm
NO₂: 1.2 ppb
SO₂: 0.3 ppb
CO: 0.13 ppm

Health Recommendations:

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

8 PM

47 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.051 ppm
NO₂: 1.3 ppb
SO₂: 0.3 ppb
CO: 0.13 ppm

Health Recommendations:

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

9 PM

47 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.050 ppm
NO₂: 1.2 ppb
SO₂: 0.3 ppb
CO: 0.13 ppm

Health Recommendations:

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

10 PM

47 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.050 ppm
NO₂: 1 ppb
SO₂: 0.3 ppb
CO: 0.13 ppm

Health Recommendations:

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

11 PM

47 AQI

Good air quality Dominant pollutant: O₃

Details

Pollutant Concentrations:

PM_2.5: 0.5 µg/m³
PM₁₀: 0.5 µg/m³
O₃: 0.050 ppm
NO₂: 0.9 ppb
SO₂: 0.3 ppb
CO: 0.13 ppm

Health Recommendations:

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

Current Real-Time Air Quality Report

Weather Alerts and Warnings for Rochester

Moderate Expected Likely

Wind Advisory

Wind Advisory issued March 17 at 2:02AM EDT until March 17 at 11:00AM EDT by NWS Buffalo NY

Mar 17, 2:02 AM → Mar 17, 11:00 AM

WHAT: West winds 25 to 35 mph with gusts up to 50 mph.

WHERE: Niagara, Orleans, Monroe, Northern Erie, Genesee, and
Wyoming Counties.

WHEN: Until 11 AM EDT this morning.

IMPACTS: Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

+ Read More

Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects.

Updated: Mar 17, 4:18 AM Source: NWS Alert

Hourly Air Quality Forecast - AQI (US EPA)

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Weather Alerts and Warnings for Rochester

Wind Advisory

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