Mountain, WI Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Mountain, WI in one place.
Sunny, with a high near 67.
Local Weather Overview
This forecast page for Mountain, 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: Apr 20, 2026 4:37 AM CDT.
The active forecast window currently covers Apr 22 to Apr 26, 2026 for Mountain, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 22 to Apr 26, 2026
- Latest sync
- Apr 20, 2026 4:37 AM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Mountain
Thursday looks like the warmest upcoming period in Mountain at 75 degrees F.
Saturday Night is the coolest period ahead with temperatures near 38 degrees F.
The strongest winds are forecast for Thursday at about 2 to 12 mph S.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 20, 2026 4:37 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- GRB
- Radar station
- KGRB
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 44.
Partly sunny, with a high near 75.
Showers and thunderstorms likely after 7pm. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
A chance of rain showers before 1am. Partly cloudy, with a low around 40. Chance of precipitation is 30%.
Mostly sunny, with a high near 62.
Partly cloudy, with a low around 38.
Partly sunny, with a high near 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 22
|
Sunny
|
67°F |
0 to 6 mph
ESE
|
|
Wednesday Night
Apr 22
|
Partly Cloudy
|
44°F |
1 to 5 mph
SSE
|
|
Thursday
Apr 23
|
Partly Sunny
|
75°F |
2 to 12 mph
S
|
|
Thursday Night
Apr 23
|
Showers And Thunderstorms Likely
|
55°F |
7 to 10 mph
S
|
|
Friday
Apr 24
|
Showers And Thunderstorms Likely
|
66°F |
9 mph
SW
|
|
Friday Night
Apr 24
|
Chance Rain Showers
|
40°F |
3 to 8 mph
WNW
|
|
Saturday
Apr 25
|
Mostly Sunny
|
62°F |
5 to 8 mph
NW
|
|
Saturday Night
Apr 25
|
Partly Cloudy
|
38°F |
2 to 7 mph
N
|
|
Sunday
Apr 26
|
Partly Sunny
|
60°F |
2 to 6 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mountain.