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Today Hourly 7 days 30 days Air Quality
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Hourly Weather | Today › Sunday, May 17, 2026
Active Weather Warnings
Meridian, Idaho
3 AM
Cloudy Weather
45°
Feels Like 39°
0
Humidity: 57%
UV Index: 0
Wind: 7 mph
4 AM
Cloudy Night
43°
Feels Like 39°
0
Humidity: 60%
UV Index: 0
Wind: 7 mph
5 AM
Cloudy Weather
43°
Feels Like 37°
0
Humidity: 63%
UV Index: 0
Wind: 7 mph
6 AM
Cloudy Weather
41°
Feels Like 36°
0
Humidity: 65%
UV Index: 0
Wind: 8 mph
7 AM
Cloudy Weather
39°
Feels Like 36°
0
Humidity: 67%
UV Index: 1
Wind: 9 mph
8 AM
Cloudy Weather
43°
Feels Like 37°
0
Humidity: 62%
UV Index: 2
Wind: 10 mph
9 AM
Cloudy Weather
45°
Feels Like 41°
0
Humidity: 56%
UV Index: 3
Wind: 12 mph
10 AM
Cloudy Weather
48°
Feels Like 46°
0
Humidity: 47%
UV Index: 5
Wind: 14 mph
11 AM
Cloudy Weather
52°
Feels Like 52°
0
Humidity: 41%
UV Index: 7
Wind: 15 mph
12 PM
Cloudy Weather
55°
Feels Like 55°
0
Humidity: 36%
UV Index: 9
Wind: 17 mph
1 PM
Cloudy Weather
57°
Feels Like 57°
2
Humidity: 31%
UV Index: 9
Wind: 18 mph
2 PM
Partly Sunny with Showers
57°
Feels Like 55°
52
Humidity: 33%
UV Index: 9
Wind: 20 mph
3 PM
Cloudy Weather
61°
Feels Like 59°
48
Humidity: 30%
UV Index: 7
Wind: 21 mph
4 PM
Cloudy Weather
61°
Feels Like 57°
37
Humidity: 28%
UV Index: 5
Wind: 21 mph
5 PM
Cloudy Weather
63°
Feels Like 57°
22
Humidity: 27%
UV Index: 3
Wind: 21 mph
6 PM
Cloudy Weather
61°
Feels Like 55°
22
Humidity: 29%
UV Index: 2
Wind: 21 mph
7 PM
Cloudy Weather
59°
Feels Like 54°
14
Humidity: 31%
UV Index: 1
Wind: 20 mph
8 PM
Cloudy Weather
57°
Feels Like 52°
0
Humidity: 34%
UV Index: 0
Wind: 16 mph
9 PM
Cloudy Weather
54°
Feels Like 46°
0
Humidity: 39%
UV Index: 0
Wind: 14 mph
10 PM
Cloudy Night
52°
Feels Like 45°
0
Humidity: 45%
UV Index: 0
Wind: 13 mph
11 PM
Cloudy Night
48°
Feels Like 43°
0
Humidity: 52%
UV Index: 0
Wind: 12 mph

Hourly Air Quality Forecast - AQI (US EPA)

3 AM
42 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

4 AM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

5 AM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.039 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 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: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.046 ppm
  • NO2: 0 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.046 ppm
  • NO2: 0 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.045 ppm
  • NO2: 0 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.044 ppm
  • NO2: 0 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 0.5 µg/m³
  • PM10: 0.5 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.1 ppb
  • SO2: 0 ppb
  • CO: 0.09 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 Meridian

Moderate Expected Likely

Wind Advisory

Wind Advisory issued May 16 at 7:13PM MDT until May 18 at 12:00AM MDT by NWS Boise ID
May 17, 12:00 PM → May 18, 12:00 AM
WHAT: North to northwest winds 20 to 30 mph with gusts up to 50
mph expected.

WHERE: Portions of southwest Idaho and southeast Oregon.

WHEN: From noon MDT /11 AM PDT/ Sunday to midnight MDT /11 PM
PDT/ Sunday Night.

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

ADDITIONAL DETAILS: Areas of blowing dust and reduced visibility
will create additional hazards.
+ Read More
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.
Updated: May 17, 1:13 AM Source: NWS Alert

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