Lena, WI Weather Forecast
Local 7-day forecast
Areas Of Fog
Track current conditions, temperature changes, wind, and the full daily outlook for Lena, WI in one place.
Areas of fog after 1am. Mostly cloudy. Low around 58, with temperatures rising to around 60 overnight. East northeast wind around 2 mph.
Local Weather Overview
This forecast page for Lena, 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: Aug 11, 2026 2:18 AM CDT.
The active forecast window currently covers Aug 11 to Aug 17, 2026 for Lena, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 17, 2026
- Latest sync
- Aug 11, 2026 2:18 AM CDT
- Forecast office
- GRB
- Source
- NOAA / NWS
Daily Outlook
This Week in Lena
Tuesday looks like the warmest upcoming period in Lena at 83 degrees F.
Thursday Night is the coolest period ahead with temperatures near 51 degrees F.
The strongest winds are forecast for Saturday at about 2 to 10 mph SSE.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 11, 2026 2:18 AM CDT
- Coverage
- 7 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
Areas of fog before 9am, then a slight chance of showers and thunderstorms between 3pm and 5pm. Partly sunny. High near 83, with temperatures falling to around 81 in the afternoon. Heat index values as high as 83. East southeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms after 8pm. Mostly cloudy. Low around 57, with temperatures rising to around 60 overnight. East northeast wind 1 to 5 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Heat index values as high as 82. West wind 0 to 5 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 57. East northeast wind 1 to 5 mph. Chance of precipitation is 50%.
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 51. Chance of precipitation is 20%.
Mostly sunny, with a high near 77.
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 52. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Partly sunny, with a high near 75. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
A chance of rain showers before 1pm. Partly sunny, with a high near 78. Chance of precipitation is 50%.
A slight chance of rain showers between 7pm and 1am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Mostly sunny, with a high near 77.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Aug 11
|
Areas Of Fog
|
58°F |
2 mph
ENE
|
|
Tuesday
Aug 11
|
Areas Of Fog then Slight Chance Showers And Thunderstorms
|
83°F |
0 to 5 mph
ESE
|
|
Tuesday Night
Aug 11
|
Chance Showers And Thunderstorms
|
57°F |
1 to 5 mph
ENE
|
|
Wednesday
Aug 12
|
Chance Showers And Thunderstorms
|
81°F |
0 to 5 mph
W
|
|
Wednesday Night
Aug 12
|
Chance Showers And Thunderstorms
|
57°F |
1 to 5 mph
ENE
|
|
Thursday
Aug 13
|
Partly Sunny then Slight Chance Showers And Thunderstorms
|
79°F |
1 to 6 mph
N
|
|
Thursday Night
Aug 13
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
51°F |
6 mph
NE
|
|
Friday
Aug 14
|
Mostly Sunny
|
77°F |
3 to 8 mph
NE
|
|
Friday Night
Aug 14
|
Partly Cloudy then Chance Showers And Thunderstorms
|
52°F |
2 to 7 mph
E
|
|
Saturday
Aug 15
|
Chance Showers And Thunderstorms
|
75°F |
2 to 10 mph
SSE
|
|
Saturday Night
Aug 15
|
Chance Showers And Thunderstorms
|
56°F |
3 to 8 mph
SSW
|
|
Sunday
Aug 16
|
Chance Rain Showers
|
78°F |
7 mph
NNW
|
|
Sunday Night
Aug 16
|
Slight Chance Rain Showers
|
54°F |
1 to 5 mph
NNW
|
|
Monday
Aug 17
|
Mostly Sunny
|
77°F |
2 to 6 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lena.