Foster, WI Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Foster, WI in one place.
Mostly sunny, with a high near 80. South southwest wind 5 to 10 mph.
Local Weather Overview
This forecast page for Foster, 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: Jul 22, 2026 11:26 PM CDT.
The active forecast window currently covers Jul 24 to Jul 29, 2026 for Foster, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 24 to Jul 29, 2026
- Latest sync
- Jul 22, 2026 11:26 PM CDT
- Forecast office
- MPX
- Source
- NOAA / NWS
Daily Outlook
This Week in Foster
Sunday looks like the warmest upcoming period in Foster at 90 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 62 degrees F.
The strongest winds are forecast for Friday at about 5 to 10 mph SSW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 22, 2026 11:26 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- MPX
- Radar station
- KARX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 63. South southwest wind around 10 mph.
Mostly sunny, with a high near 88. Southwest wind 5 to 10 mph.
Mostly clear, with a low around 67. Southwest wind around 5 mph.
Mostly sunny, with a high near 90. South southwest wind 5 to 10 mph.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 68. South wind around 5 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Sunny, with a high near 89. West wind 5 to 10 mph. Chance of precipitation is 30%.
A slight chance of rain showers before 7pm. Mostly clear, with a low around 64. North wind 0 to 10 mph. Chance of precipitation is 20%.
Sunny, with a high near 86. North northwest wind 0 to 5 mph.
Mostly clear, with a low around 62. North northeast wind 0 to 5 mph.
Sunny, with a high near 85. North northeast wind around 5 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 24
|
Mostly Sunny
|
80°F |
5 to 10 mph
SSW
|
|
Friday Night
Jul 24
|
Partly Cloudy
|
63°F |
10 mph
SSW
|
|
Saturday
Jul 25
|
Mostly Sunny
|
88°F |
5 to 10 mph
SW
|
|
Saturday Night
Jul 25
|
Mostly Clear
|
67°F |
5 mph
SW
|
|
Sunday
Jul 26
|
Mostly Sunny
|
90°F |
5 to 10 mph
SSW
|
|
Sunday Night
Jul 26
|
Chance Showers And Thunderstorms
|
68°F |
5 mph
S
|
|
Monday
Jul 27
|
Chance Showers And Thunderstorms
|
89°F |
5 to 10 mph
W
|
|
Monday Night
Jul 27
|
Slight Chance Rain Showers then Mostly Clear
|
64°F |
0 to 10 mph
N
|
|
Tuesday
Jul 28
|
Sunny
|
86°F |
0 to 5 mph
NNW
|
|
Tuesday Night
Jul 28
|
Mostly Clear
|
62°F |
0 to 5 mph
NNE
|
|
Wednesday
Jul 29
|
Sunny
|
85°F |
5 mph
NNE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Foster.