Big Flats, WI Weather Forecast
Local 7-day forecast
Chance Rain Showers then Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Big Flats, WI in one place.
A chance of rain showers before noon. Mostly sunny, with a high near 82. Southwest wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Big Flats, 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 24, 2026 12:38 PM CDT.
The active forecast window currently covers May 25 to May 30, 2026 for Big Flats, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 25 to May 30, 2026
- Latest sync
- May 24, 2026 12:38 PM CDT
- Forecast office
- ARX
- Source
- NOAA / NWS
Daily Outlook
This Week in Big Flats
Tuesday looks like the warmest upcoming period in Big Flats at 89 degrees F.
Friday Night is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for Memorial Day at about 5 to 13 mph SW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- May 24, 2026 12:38 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ARX
- Radar station
- KARX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 59. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunny, with a high near 89. Southwest wind 3 to 7 mph.
Partly cloudy, with a low around 60. Southwest wind 0 to 3 mph.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Northeast wind 1 to 8 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 57. East wind around 7 mph. Chance of precipitation is 30%.
Sunny, with a high near 82. East wind 5 to 8 mph.
Mostly clear, with a low around 53. East wind 3 to 7 mph.
Mostly sunny, with a high near 79. East wind 5 to 9 mph.
Mostly clear, with a low around 52. East wind 2 to 7 mph.
Sunny, with a high near 78. East wind 3 to 8 mph.
Mostly clear, with a low around 52. East wind 1 to 7 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Memorial Day
May 25
|
Chance Rain Showers then Mostly Sunny
|
82°F |
5 to 13 mph
SW
|
|
Monday Night
May 25
|
Mostly Clear
|
59°F |
5 to 10 mph
SW
|
|
Tuesday
May 26
|
Sunny
|
89°F |
3 to 7 mph
SW
|
|
Tuesday Night
May 26
|
Partly Cloudy
|
60°F |
0 to 3 mph
SW
|
|
Wednesday
May 27
|
Mostly Sunny then Chance Showers And Thunderstorms
|
89°F |
1 to 8 mph
NE
|
|
Wednesday Night
May 27
|
Chance Showers And Thunderstorms then Partly Cloudy
|
57°F |
7 mph
E
|
|
Thursday
May 28
|
Sunny
|
82°F |
5 to 8 mph
E
|
|
Thursday Night
May 28
|
Mostly Clear
|
53°F |
3 to 7 mph
E
|
|
Friday
May 29
|
Mostly Sunny
|
79°F |
5 to 9 mph
E
|
|
Friday Night
May 29
|
Mostly Clear
|
52°F |
2 to 7 mph
E
|
|
Saturday
May 30
|
Sunny
|
78°F |
3 to 8 mph
E
|
|
Saturday Night
May 30
|
Mostly Clear
|
52°F |
1 to 7 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Big Flats.