Potosi, WI Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Potosi, WI in one place.
Mostly cloudy, with a high near 79. East wind 7 to 14 mph, with gusts as high as 22 mph.
Local Weather Overview
This forecast page for Potosi, 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 29, 2026 7:26 PM CDT.
The active forecast window currently covers May 30 to Jun 4, 2026 for Potosi, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 4, 2026
- Latest sync
- May 29, 2026 7:26 PM CDT
- Forecast office
- ARX
- Source
- NOAA / NWS
Daily Outlook
This Week in Potosi
Thursday looks like the warmest upcoming period in Potosi at 87 degrees F.
Monday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Saturday Night at about 9 to 15 mph E.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- May 29, 2026 7:26 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ARX
- Radar station
- KDVN
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 57. East wind 9 to 15 mph, with gusts as high as 23 mph.
Partly sunny, with a high near 78. Southeast wind around 9 mph.
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. Southeast wind 3 to 7 mph. Chance of precipitation is 20%.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 81. East wind around 5 mph. Chance of precipitation is 20%.
Partly cloudy, with a low around 56. East wind around 6 mph.
Sunny, with a high near 84. East wind around 6 mph.
Mostly clear, with a low around 57. Southeast wind around 6 mph.
Sunny, with a high near 86. South wind around 6 mph.
Partly cloudy, with a low around 63. South wind around 7 mph.
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 64. South wind around 8 mph. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Mostly Cloudy
|
79°F |
7 to 14 mph
E
|
|
Saturday Night
May 30
|
Mostly Cloudy
|
57°F |
9 to 15 mph
E
|
|
Sunday
May 31
|
Partly Sunny
|
78°F |
9 mph
SE
|
|
Sunday Night
May 31
|
Mostly Cloudy then Slight Chance Showers And Thunderstorms
|
58°F |
3 to 7 mph
SE
|
|
Monday
Jun 1
|
Slight Chance Rain Showers then Mostly Sunny
|
81°F |
5 mph
E
|
|
Monday Night
Jun 1
|
Partly Cloudy
|
56°F |
6 mph
E
|
|
Tuesday
Jun 2
|
Sunny
|
84°F |
6 mph
E
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
57°F |
6 mph
SE
|
|
Wednesday
Jun 3
|
Sunny
|
86°F |
6 mph
S
|
|
Wednesday Night
Jun 3
|
Partly Cloudy
|
63°F |
7 mph
S
|
|
Thursday
Jun 4
|
Slight Chance Rain Showers then Chance Showers And Thunderstorms
|
87°F |
7 to 10 mph
SW
|
|
Thursday Night
Jun 4
|
Chance Showers And Thunderstorms
|
64°F |
8 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Potosi.