Wisconsin · NWS MKX office

Brookfield, WI weather

It is 50°F and clear at Milwaukee-Timmerman as of Oct 28, 3:55 AM CDT. Overnight: Mostly Clear, low near 53°F, 1% chance of precipitation. Forecast from the National Weather Service, issued Oct 28, 3:32 AM CDT.

Updated Oct 28, 4:22 AM CDT (snapshot)

Current conditions

Temperature

50°F

Clear

Wind

Calm

Humidity 100% · dew point 50°F

Pressure · visibility

30.20 inHg

Visibility 10 mi

Observed at Milwaukee-Timmerman (KMWC), Oct 28, 3:55 AM CDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Brookfield forecast zone right now.

Around the NWS MKX forecast area

No active alerts in zones served by the MKX office near Brookfield.

From the alert snapshot of Oct 28, 2026, 5:12 AM EDT. No alerts are active anywhere in Wisconsin.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Brookfield (local time)
TimeTempForecastPrecip. chanceWind
Wed 6 AM49°FSunny1%SW 5 mph
Wed 7 AM49°FSunny0%SW 5 mph
Wed 8 AM52°FSunny0%SW 5 mph
Wed 9 AM55°FSunny0%SW 5 mph
Wed 10 AM60°FSunny0%SW 5 mph
Wed 11 AM64°FSunny0%S 5 mph
Wed 12 PM68°FSunny0%S 10 mph
Wed 1 PM70°FSunny0%S 10 mph
Wed 2 PM72°FSunny0%S 10 mph
Wed 3 PM72°FSunny0%S 10 mph
Wed 4 PM72°FSunny1%S 10 mph
Wed 5 PM70°FSunny1%S 10 mph
Wed 6 PM67°FMostly Clear2%S 10 mph
Wed 7 PM65°FMostly Clear4%S 10 mph
Wed 8 PM64°FMostly Clear4%S 10 mph
Wed 9 PM63°FMostly Clear5%S 10 mph
Wed 10 PM62°FMostly Clear6%S 10 mph
Wed 11 PM63°FPartly Cloudy7%S 15 mph
Thu 12 AM63°FSlight Chance Rain Showers15%SW 10 mph
Thu 1 AM63°FSlight Chance Showers And Thunderstorms22%SW 10 mph
Thu 2 AM62°FChance Showers And Thunderstorms33%SW 15 mph
Thu 3 AM61°FChance Showers And Thunderstorms43%SW 15 mph
Thu 4 AM61°FChance Rain Showers31%SW 15 mph
Thu 5 AM60°FSlight Chance Rain Showers19%SW 15 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Brookfield can differ.

7-day forecast

Overnight

Low 53°F

Mostly clear, with a low around 53. Southwest wind around 5 mph.

Wednesday

High 73°F·Low 58°F

Sunny, with a high near 73. Southwest wind 5 to 10 mph.

Wednesday Night: A slight chance of rain showers between midnight and 1am, then a slight chance of showers and thunderstorms between 1am and 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 58. Southwest wind 10 to 15 mph. Chance of precipitation is 40%.

Thursday

High 68°F·Low 41°F

Mostly sunny. High near 68, with temperatures falling to around 63 in the afternoon. West wind around 10 mph.

Thursday Night: Mostly clear, with a low around 41. Northwest wind 0 to 5 mph.

Friday

High 60°F·Low 45°F

Mostly sunny, with a high near 60. Northeast wind 0 to 5 mph.

Friday Night: Mostly cloudy, with a low around 45. East wind 0 to 5 mph.

Saturday

High 62°F·Low 48°F

A slight chance of rain showers after 7am. Mostly cloudy, with a high near 62. East wind around 5 mph. Chance of precipitation is 20%.

Saturday Night: A slight chance of rain showers. Mostly cloudy, with a low around 48. Chance of precipitation is 20%.

Sunday

High 65°F·Low 50°F

A chance of rain showers. Mostly cloudy, with a high near 65. Chance of precipitation is 30%.

Sunday Night: A slight chance of rain showers before midnight. Mostly cloudy, with a low around 50. Chance of precipitation is 20%.

Monday

High 65°F·Low 51°F

A chance of rain showers. Mostly cloudy, with a high near 65. Chance of precipitation is 30%.

Monday Night: A chance of rain showers. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.

Tuesday

High 63°F

A chance of rain showers. Mostly cloudy, with a high near 63. Chance of precipitation is 50%.

Nearby cities

Larger cities in the area

Other cities in Waukesha County

See every city we cover in Wisconsin, or check all active alerts.

About this forecast

Forecast office
Brookfield is served by the National Weather Service MKX forecast office, forecast zone WIZ065, county zone WIC133.
Location used
The Census Bureau's internal point for Brookfield (43.0643, -88.1178), in Waukesha County. Population: 41,268 (2024 estimate), number 16 of the 42 Wisconsin cities on this site.
Radar
Nearest NWS radar: KMKX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/43.0643,-88.1178 (forecast issued Oct 28, 3:32 AM CDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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