Polar, WI Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely then Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Polar, WI in one place.
Showers and thunderstorms likely before 9am, then a slight chance of showers and thunderstorms between 9am and 11am. Partly sunny. High near 81, with temperatures falling to around 79 in the afternoon. Heat index values as high as 81. North northeast wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Polar, 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 8, 2026 4:20 PM CDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Polar, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 4:20 PM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Polar
Wednesday looks like the warmest upcoming period in Polar at 84 degrees F.
Sunday Night is the coolest period ahead with temperatures near 49 degrees F.
The strongest winds are forecast for Friday at about 10 to 18 mph W.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 4:20 PM CDT
- Coverage
- 6 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
A chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 61. East southeast wind around 5 mph. Chance of precipitation is 30%.
Showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a high near 84. South southeast wind 6 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Showers and thunderstorms before 1am. Some of the storms could be severe. Mostly cloudy, with a low around 61. Chance of precipitation is 90%.
Showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 79. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1am. Partly cloudy, with a low around 53. Chance of precipitation is 60%.
Mostly sunny, with a high near 74.
Mostly clear, with a low around 53.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 74. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 51. Chance of precipitation is 20%.
A slight chance of rain showers. Mostly sunny, with a high near 71. Chance of precipitation is 20%.
A slight chance of rain showers. Partly cloudy, with a low around 49. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Showers And Thunderstorms Likely then Partly Sunny
|
81°F |
6 mph
NNE
|
|
Tuesday Night
Jun 9
|
Mostly Cloudy then Chance Showers And Thunderstorms
|
61°F |
5 mph
ESE
|
|
Wednesday
Jun 10
|
Showers And Thunderstorms
|
84°F |
6 to 14 mph
SSE
|
|
Wednesday Night
Jun 10
|
Showers And Thunderstorms
|
61°F |
8 to 14 mph
SW
|
|
Thursday
Jun 11
|
Mostly Sunny then Showers And Thunderstorms Likely
|
79°F |
6 to 15 mph
WSW
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms Likely
|
53°F |
10 to 15 mph
WSW
|
|
Friday
Jun 12
|
Mostly Sunny
|
74°F |
10 to 18 mph
W
|
|
Friday Night
Jun 12
|
Mostly Clear
|
53°F |
7 to 16 mph
W
|
|
Saturday
Jun 13
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
74°F |
8 to 15 mph
W
|
|
Saturday Night
Jun 13
|
Slight Chance Showers And Thunderstorms
|
51°F |
6 to 12 mph
NW
|
|
Sunday
Jun 14
|
Slight Chance Rain Showers
|
71°F |
6 to 10 mph
WNW
|
|
Sunday Night
Jun 14
|
Slight Chance Rain Showers
|
49°F |
5 to 9 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Polar.