Foster, WI Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Foster, WI in one place.
Showers and thunderstorms. Mostly cloudy. High near 77, with temperatures falling to around 74 in the afternoon. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
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: Jun 7, 2026 9:56 PM CDT.
The active forecast window currently covers Jun 8 to Jun 14, 2026 for Foster, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 14, 2026
- Latest sync
- Jun 7, 2026 9:56 PM CDT
- Forecast office
- MPX
- Source
- NOAA / NWS
Daily Outlook
This Week in Foster
Wednesday looks like the warmest upcoming period in Foster at 92 degrees F.
Saturday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Wednesday at about 15 mph S.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 7, 2026 9:56 PM CDT
- Coverage
- 7 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
Showers and thunderstorms likely before 9pm, then a slight chance of showers and thunderstorms between 9pm and 10pm. Mostly cloudy, with a low around 64. East wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Partly sunny, with a high near 89. East southeast wind 0 to 10 mph.
A chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and thunderstorms likely. Partly cloudy. Low around 68, with temperatures rising to around 71 overnight. South southeast wind around 10 mph. Chance of precipitation is 60%.
Rain showers likely before 7am, then showers and thunderstorms likely. Mostly sunny. High near 92, with temperatures falling to around 86 in the afternoon. South wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms likely before 7pm, then showers and thunderstorms likely. Partly cloudy, with a low around 63. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny. High near 79, with temperatures falling to around 75 in the afternoon. West southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 57. West wind 5 to 10 mph. Chance of precipitation is 50%.
Sunny, with a high near 81. West wind 5 to 15 mph, with gusts as high as 25 mph.
A slight chance of showers and thunderstorms after 7pm. Mostly clear, with a low around 60. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81. West southwest wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54. West northwest wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 74. Northwest wind 5 to 10 mph. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jun 8
|
Showers And Thunderstorms
|
77°F |
5 to 10 mph
SE
|
|
Monday Night
Jun 8
|
Showers And Thunderstorms Likely then Mostly Cloudy
|
64°F |
5 mph
E
|
|
Tuesday
Jun 9
|
Partly Sunny
|
89°F |
0 to 10 mph
ESE
|
|
Tuesday Night
Jun 9
|
Chance Showers And Thunderstorms
|
68°F |
10 mph
SSE
|
|
Wednesday
Jun 10
|
Showers And Thunderstorms Likely
|
92°F |
15 mph
S
|
|
Wednesday Night
Jun 10
|
Showers And Thunderstorms Likely
|
63°F |
5 to 15 mph
SW
|
|
Thursday
Jun 11
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
79°F |
5 to 15 mph
WSW
|
|
Thursday Night
Jun 11
|
Chance Showers And Thunderstorms
|
57°F |
5 to 10 mph
W
|
|
Friday
Jun 12
|
Sunny
|
81°F |
5 to 15 mph
W
|
|
Friday Night
Jun 12
|
Slight Chance Showers And Thunderstorms
|
60°F |
5 to 10 mph
SW
|
|
Saturday
Jun 13
|
Slight Chance Showers And Thunderstorms
|
81°F |
5 to 10 mph
WSW
|
|
Saturday Night
Jun 13
|
Slight Chance Showers And Thunderstorms
|
54°F |
5 to 10 mph
WNW
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
74°F |
5 to 10 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Foster.