Hourly Weather | Today Thursday, June 11, 2026
Active Weather Warnings
West Allis, Wisconsin
4 PM
Cloudy Weather
73°
Feels Like 75°
49
Humidity: 84%
UV Index: 1
Wind: 13 mph
5 PM
Stormy Weather
73°
Feels Like 70°
59
Humidity: 84%
UV Index: 1
Wind: 14 mph
6 PM
Cloudy Weather
73°
Feels Like 73°
49
Humidity: 84%
UV Index: 1
Wind: 16 mph
7 PM
Cloudy Weather
73°
Feels Like 72°
49
Humidity: 84%
UV Index: 0
Wind: 17 mph
8 PM
Stormy Weather
72°
Feels Like 64°
51
Humidity: 86%
UV Index: 0
Wind: 17 mph
9 PM
Cloudy Night
68°
Feels Like 64°
47
Humidity: 87%
UV Index: 0
Wind: 15 mph
10 PM
Cloudy Night
64°
Feels Like 63°
40
Humidity: 89%
UV Index: 0
Wind: 14 mph
11 PM
Cloudy Night
63°
Feels Like 57°
34
Humidity: 91%
UV Index: 0
Wind: 13 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 2.52 µg/m³
  • PM10: 2.58 µg/m³
  • O3: 0.024 ppm
  • NO2: 1.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.45 µg/m³
  • PM10: 2.5 µg/m³
  • O3: 0.023 ppm
  • NO2: 2 ppb
  • SO2: 0.5 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.35 µg/m³
  • PM10: 2.38 µg/m³
  • O3: 0.022 ppm
  • NO2: 2 ppb
  • SO2: 0.4 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.28 µg/m³
  • PM10: 2.31 µg/m³
  • O3: 0.022 ppm
  • NO2: 1.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.5 µg/m³
  • PM10: 2.53 µg/m³
  • O3: 0.022 ppm
  • NO2: 1.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3 µg/m³
  • PM10: 3.03 µg/m³
  • O3: 0.022 ppm
  • NO2: 1.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.02 µg/m³
  • PM10: 3.06 µg/m³
  • O3: 0.020 ppm
  • NO2: 1.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.34 µg/m³
  • PM10: 2.39 µg/m³
  • O3: 0.020 ppm
  • NO2: 1.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

Weather Alerts and Warnings for West Allis

Severe Future Possible

Flood Watch

Flood Watch issued June 11 at 11:02AM CDT until June 11 at 11:00PM CDT by NWS Milwaukee/Sullivan WI
Jun 11, 12:00 PM Jun 11, 11:00 PM
Several rounds of heavy rain are expected today and this evening.

WHAT: Flash flooding caused by excessive rainfall is possible.

WHERE: Portions of east central, south central, and southeast
Wisconsin, including the following counties, in east central
Wisconsin, Fond du Lac and Sheboygan. In south central Wisconsin,
Columbia, Dane, Green, Green Lake, Iowa, Lafayette, Marquette,
Rock and Sauk. In southeast Wisconsin, Dodge, Jefferson, Kenosha,
Milwaukee, Ozaukee, Racine, Walworth, Washington and Waukesha.

WHEN: Through this evening.

IMPACTS: Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.

ADDITIONAL DETAILS:
- Several rounds of heavy rain are expected today and this
evening.
- http://www.weather.gov/safety/flood
+ Read More
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Updated: Jun 11, 2:15 PM Source: NWS Alert