Sea Lion Lake, WI Weather Forecast
Local 7-day forecast
Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Sea Lion Lake, WI in one place.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 90. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Sea Lion Lake, 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: May 23, 2026 6:18 PM CDT.
The active forecast window currently covers May 26 to May 29, 2026 for Sea Lion Lake, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 26 to May 29, 2026
- Latest sync
- May 23, 2026 6:18 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Sea Lion Lake
Tuesday looks like the warmest upcoming period in Sea Lion Lake at 90 degrees F.
Thursday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Thursday at about 1 to 7 mph NE.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- May 23, 2026 6:18 PM CDT
- Coverage
- 4 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 showers and thunderstorms before 7pm. Mostly clear, with a low around 57. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 84. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 49. Chance of precipitation is 20%.
Sunny, with a high near 77.
Mostly clear, with a low around 45.
Sunny, with a high near 75.
Mostly clear, with a low around 45.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
May 26
|
Sunny then Slight Chance Showers And Thunderstorms
|
90°F |
6 mph
W
|
|
Tuesday Night
May 26
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
57°F |
3 mph
W
|
|
Wednesday
May 27
|
Sunny then Slight Chance Showers And Thunderstorms
|
84°F |
1 to 6 mph
NNE
|
|
Wednesday Night
May 27
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
49°F |
1 to 6 mph
NE
|
|
Thursday
May 28
|
Sunny
|
77°F |
1 to 7 mph
NE
|
|
Thursday Night
May 28
|
Mostly Clear
|
45°F |
0 to 7 mph
NE
|
|
Friday
May 29
|
Sunny
|
75°F |
0 to 7 mph
NE
|
|
Friday Night
May 29
|
Mostly Clear
|
45°F |
1 to 7 mph
NNE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sea Lion Lake.