Commonwealth, WI Weather Forecast
Local 7-day forecast
Partly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Commonwealth, WI in one place.
Partly cloudy. Low around 54, with temperatures rising to around 56 overnight. West wind around 1 mph.
Local Weather Overview
This forecast page for Commonwealth, WI is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Aug 11, 2026 5:23 AM CDT.
The active forecast window currently covers Aug 11 to Aug 17, 2026 for Commonwealth, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 17, 2026
- Latest sync
- Aug 11, 2026 5:23 AM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Commonwealth
Tuesday looks like the warmest upcoming period in Commonwealth at 81 degrees F.
Thursday Night is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Thursday at about 2 to 7 mph NNW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 11, 2026 5:23 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- GRB
- Radar station
- KMQT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain showers between 3pm and 4pm, then a slight chance of showers and thunderstorms. Mostly sunny. High near 81, with temperatures falling to around 77 in the afternoon. Heat index values as high as 79. South southwest wind around 3 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 1am, then patchy fog between 1am and 4am, then patchy fog and a slight chance of rain showers. Mostly cloudy. Low around 55, with temperatures rising to around 57 overnight. East southeast wind around 2 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Patchy fog before 10am, then a slight chance of showers and thunderstorms between 1pm and 4pm. Mostly sunny, with a high near 79. Heat index values as high as 78. Northwest wind 1 to 5 mph. Chance of precipitation is 20%.
Partly cloudy, with a low around 55. North wind around 3 mph.
Mostly sunny, with a high near 77.
Mostly clear, with a low around 48.
Mostly sunny, with a high near 75.
Partly cloudy, with a low around 50.
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 69. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
A chance of rain showers before 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
Partly cloudy, with a low around 53.
Mostly sunny, with a high near 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Aug 11
|
Partly Cloudy
|
54°F |
1 mph
W
|
|
Tuesday
Aug 11
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
81°F |
3 mph
SSW
|
|
Tuesday Night
Aug 11
|
Chance Showers And Thunderstorms
|
55°F |
2 mph
ESE
|
|
Wednesday
Aug 12
|
Patchy Fog then Slight Chance Showers And Thunderstorms
|
79°F |
1 to 5 mph
NW
|
|
Wednesday Night
Aug 12
|
Partly Cloudy
|
55°F |
3 mph
N
|
|
Thursday
Aug 13
|
Mostly Sunny
|
77°F |
2 to 7 mph
NNW
|
|
Thursday Night
Aug 13
|
Mostly Clear
|
48°F |
2 to 7 mph
N
|
|
Friday
Aug 14
|
Mostly Sunny
|
75°F |
3 mph
NE
|
|
Friday Night
Aug 14
|
Partly Cloudy
|
50°F |
1 to 5 mph
ESE
|
|
Saturday
Aug 15
|
Chance Showers And Thunderstorms
|
69°F |
1 to 7 mph
SE
|
|
Saturday Night
Aug 15
|
Chance Showers And Thunderstorms
|
54°F |
3 to 7 mph
S
|
|
Sunday
Aug 16
|
Chance Rain Showers
|
75°F |
5 mph
NW
|
|
Sunday Night
Aug 16
|
Partly Cloudy
|
53°F |
5 mph
NW
|
|
Monday
Aug 17
|
Mostly Sunny
|
76°F |
3 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Commonwealth.