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Hourly Weather | Today › Wednesday, August 12, 2026
Active Weather Warnings
New Rochelle, New York
9 AM
Cloudy Weather
75°
Feels Like 77°
0
Humidity: 64%
UV Index: 3
Wind: 7 mph
10 AM
Cloudy Weather
77°
Feels Like 81°
0
Humidity: 58%
UV Index: 4
Wind: 7 mph
11 AM
Cloudy Weather
79°
Feels Like 84°
0
Humidity: 52%
UV Index: 6
Wind: 7 mph
12 PM
Sunny Weather
81°
Feels Like 88°
0
Humidity: 48%
UV Index: 8
Wind: 7 mph
1 PM
Cloudy Weather
82°
Feels Like 90°
0
Humidity: 45%
UV Index: 8
Wind: 7 mph
2 PM
Cloudy Weather
82°
Feels Like 90°
5
Humidity: 42%
UV Index: 8
Wind: 7 mph
3 PM
Cloudy Weather
84°
Feels Like 90°
5
Humidity: 40%
UV Index: 6
Wind: 7 mph
4 PM
Cloudy Weather
84°
Feels Like 88°
6
Humidity: 39%
UV Index: 4
Wind: 7 mph
5 PM
Cloudy Weather
86°
Feels Like 88°
7
Humidity: 39%
UV Index: 3
Wind: 7 mph
6 PM
Cloudy Weather
84°
Feels Like 82°
7
Humidity: 42%
UV Index: 2
Wind: 7 mph
7 PM
Cloudy Weather
82°
Feels Like 81°
11
Humidity: 48%
UV Index: 1
Wind: 7 mph
8 PM
Cloudy Night
81°
Feels Like 79°
19
Humidity: 54%
UV Index: 0
Wind: 6 mph
9 PM
Cloudy Night
79°
Feels Like 75°
19
Humidity: 59%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
77°
Feels Like 75°
24
Humidity: 62%
UV Index: 0
Wind: 6 mph
11 PM
Cloudy Night
75°
Feels Like 75°
43
Humidity: 65%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

9 AM
18 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.26 µg/m³
  • PM10: 4.97 µg/m³
  • O3: 0.013 ppm
  • NO2: 4.6 ppb
  • SO2: 0.9 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

10 AM
19 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.5 µg/m³
  • PM10: 5.27 µg/m³
  • O3: 0.018 ppm
  • NO2: 4.5 ppb
  • SO2: 1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

11 AM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.41 µg/m³
  • PM10: 6.21 µg/m³
  • O3: 0.027 ppm
  • NO2: 4.3 ppb
  • SO2: 1.1 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

12 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.93 µg/m³
  • PM10: 5.36 µg/m³
  • O3: 0.044 ppm
  • NO2: 2.1 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

1 PM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.16 µg/m³
  • PM10: 5.47 µg/m³
  • O3: 0.050 ppm
  • NO2: 1.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

2 PM
51 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.87 µg/m³
  • PM10: 6.16 µg/m³
  • O3: 0.054 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

3 PM
58 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.28 µg/m³
  • PM10: 6.58 µg/m³
  • O3: 0.057 ppm
  • NO2: 1 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

4 PM
59 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.18 µg/m³
  • PM10: 6.5 µg/m³
  • O3: 0.057 ppm
  • NO2: 1.3 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

5 PM
56 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.85 µg/m³
  • PM10: 6.19 µg/m³
  • O3: 0.056 ppm
  • NO2: 1.9 ppb
  • SO2: 0.6 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

6 PM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.99 µg/m³
  • PM10: 6.42 µg/m³
  • O3: 0.051 ppm
  • NO2: 3 ppb
  • SO2: 0.6 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

7 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.26 µg/m³
  • PM10: 6.83 µg/m³
  • O3: 0.044 ppm
  • NO2: 4.5 ppb
  • SO2: 0.7 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

8 PM
35 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.38 µg/m³
  • PM10: 7.08 µg/m³
  • O3: 0.037 ppm
  • NO2: 5.6 ppb
  • SO2: 0.8 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

9 PM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.52 µg/m³
  • PM10: 7.34 µg/m³
  • O3: 0.032 ppm
  • NO2: 6.3 ppb
  • SO2: 0.8 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.06 µg/m³
  • PM10: 8.05 µg/m³
  • O3: 0.027 ppm
  • NO2: 6.9 ppb
  • SO2: 0.8 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.91 µg/m³
  • PM10: 9.06 µg/m³
  • O3: 0.024 ppm
  • NO2: 7.4 ppb
  • SO2: 0.7 ppb
  • CO: 0.16 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 New Rochelle

Minor Expected Likely

Coastal Flood Statement

Coastal Flood Statement issued August 12 at 3:07AM EDT until August 13 at 1:00AM EDT by NWS Upton NY
Aug 12, 11:00 PM → Aug 13, 1:00 AM
WHAT: Up to one half foot of inundation above ground level
expected in vulnerable areas near the waterfront and shoreline.

WHERE: In Connecticut, Southern Fairfield County. In New
York, Southern Westchester County.

WHEN: From this evening through late tonight.

IMPACTS: Brief minor flooding of the more vulnerable
locations near the waterfront and shoreline.

ADDITIONAL DETAILS: Another round of localized minor
flooding are likely for the Thursday night high tide.
+ Read More
Do not drive through flooded roadways.
Updated: Aug 12, 8:34 AM Source: NWS Alert

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