Hourly Weather | Today Thursday, July 23, 2026
Active Weather Warnings
Newport Beach, California
6 AM
Foggy Weather
70°
Feels Like 70°
0
Humidity: 86%
UV Index: 0
Wind: 4 mph
7 AM
Foggy Weather
72°
Feels Like 72°
0
Humidity: 82%
UV Index: 0
Wind: 4 mph
8 AM
Foggy Weather
73°
Feels Like 73°
0
Humidity: 76%
UV Index: 1
Wind: 5 mph
9 AM
Foggy Weather
75°
Feels Like 75°
0
Humidity: 74%
UV Index: 1
Wind: 5 mph
10 AM
Foggy Weather
75°
Feels Like 79°
0
Humidity: 71%
UV Index: 2
Wind: 6 mph
11 AM
Foggy Weather
77°
Feels Like 81°
0
Humidity: 68%
UV Index: 3
Wind: 7 mph
12 PM
Foggy Weather
79°
Feels Like 82°
0
Humidity: 67%
UV Index: 4
Wind: 8 mph
1 PM
Foggy Weather
79°
Feels Like 84°
0
Humidity: 65%
UV Index: 4
Wind: 9 mph
2 PM
Cloudy Weather
79°
Feels Like 88°
0
Humidity: 65%
UV Index: 10
Wind: 10 mph
3 PM
Cloudy Weather
81°
Feels Like 88°
0
Humidity: 63%
UV Index: 8
Wind: 10 mph
4 PM
Cloudy Weather
81°
Feels Like 84°
0
Humidity: 65%
UV Index: 5
Wind: 10 mph
5 PM
Sunny Weather
79°
Feels Like 82°
0
Humidity: 66%
UV Index: 3
Wind: 10 mph
6 PM
Cloudy Weather
79°
Feels Like 81°
0
Humidity: 68%
UV Index: 2
Wind: 9 mph
7 PM
Cloudy Weather
77°
Feels Like 79°
0
Humidity: 71%
UV Index: 1
Wind: 8 mph
8 PM
Cloudy Night
73°
Feels Like 75°
0
Humidity: 77%
UV Index: 0
Wind: 7 mph
9 PM
Cloudy Night
73°
Feels Like 73°
0
Humidity: 79%
UV Index: 0
Wind: 6 mph
10 PM
Cloudy Night
73°
Feels Like 73°
0
Humidity: 81%
UV Index: 0
Wind: 6 mph
11 PM
Night
73°
Feels Like 73°
0
Humidity: 81%
UV Index: 0
Wind: 5 mph

Hourly Air Quality Forecast - AQI (US EPA)

6 AM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.18 µg/m³
  • PM10: 23.49 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

7 AM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.35 µg/m³
  • PM10: 24.07 µg/m³
  • O3: 0.034 ppm
  • NO2: 0.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

8 AM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.5 µg/m³
  • PM10: 24.51 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.61 µg/m³
  • PM10: 24.63 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.4 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.78 µg/m³
  • PM10: 24.8 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.07 µg/m³
  • PM10: 25.12 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.39 µg/m³
  • PM10: 25.42 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.63 µg/m³
  • PM10: 25.8 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

2 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.73 µg/m³
  • PM10: 26.11 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

3 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.55 µg/m³
  • PM10: 26.22 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

4 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.13 µg/m³
  • PM10: 25.9 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

5 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.68 µg/m³
  • PM10: 25.23 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.25 µg/m³
  • PM10: 24.35 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.91 µg/m³
  • PM10: 23.41 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.75 µg/m³
  • PM10: 22.87 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.75 µg/m³
  • PM10: 22.68 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

10 PM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.78 µg/m³
  • PM10: 22.67 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

11 PM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.73 µg/m³
  • PM10: 22.37 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

Weather Alerts and Warnings for Newport Beach

Moderate Expected Likely

Beach Hazards Statement

Beach Hazards Statement issued July 23 at 1:21AM PDT until July 26 at 8:00PM PDT by NWS San Diego CA
Jul 23, 5:00 AM Jul 26, 8:00 PM
WHAT: Surf of 5 to 7 feet expected.

WHERE: San Diego County Coastal Areas and Orange County
Coastal Areas.

WHEN: Thursday morning through Sunday evening.

IMPACTS: Increased rip current risk and dangerous swimming
conditions. Minor coastal flooding possible during evening
high tides over the weekend with evening high tides 5.5 to 6.5
feet.
+ Read More
Remain out of the water to avoid hazardous swimming conditions.
Updated: Jul 23, 5:46 AM Source: NWS Alert
Moderate Expected Likely

Heat Advisory

Heat Advisory issued July 22 at 9:01PM PDT until July 27 at 8:00PM PDT by NWS San Diego CA
Jul 23, 10:00 AM Jul 27, 8:00 PM
WHAT: High temperatures in the mid 80s to lower 90s for the mesas
and other higher coastal terrain and low temperatures in the lower
70s expected.

WHERE: Orange County Coastal Areas.

WHEN: From 10 AM Thursday to 8 PM PDT Monday.

IMPACTS: Hot temperatures may cause heat illnesses.
+ 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: Jul 23, 5:46 AM Source: NWS Alert