Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Lala sweeps away 100 homes in Hawaii. Click for the latest. Chevron right

Sister Bay, WI

76°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Sister Bay

Wisconsin

76°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Sister Bay, WI Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel

For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Today Hourly

10-Day

Radar MinuteCast® Monthly Air Quality Health & Activities

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

August 18 - September 1

Tue 8/18

76° /59°
70%
Intervals of clouds and sunshine; a shower this morning followed by a thunderstorm in parts of the area this afternoon

RealFeel®80°

RealFeel Shade™75°

Max UV Index5.0 (Moderate)

WindWSW 7 mph

Total Hours of Precipitation3

Total Hours of Rain3

Wed 8/19

75° /61°
1%
Partly sunny, pleasant and less humid

RealFeel®80°

RealFeel Shade™73°

Max UV Index7.0 (High)

WindNE 7 mph

Thu 8/20

75° /63°
10%
Mostly sunny and pleasant

RealFeel®80°

RealFeel Shade™72°

Max UV Index7.0 (High)

WindSSW 8 mph

Fri 8/21

75° /60°
57%
Rather cloudy with a thunderstorm in the afternoon

RealFeel®77°

RealFeel Shade™74°

Max UV Index4.0 (Moderate)

WindWSW 8 mph

Total Hours of Precipitation1

Total Hours of Rain1

Sat 8/22

71° /59°
88%
Times of clouds and sun with a couple of showers and a thunderstorm

RealFeel®72°

RealFeel Shade™68°

Max UV Index4.0 (Moderate)

WindNW 9 mph

Total Hours of Precipitation3

Total Hours of Rain3

Sun 8/23

72° /55°
84%
Partly sunny with a couple of showers

RealFeel®73°

RealFeel Shade™69°

Max UV Index7.0 (High)

WindN 12 mph

Total Hours of Precipitation2

Total Hours of Rain2

Mon 8/24

74° /58°
21%
Partly sunny

RealFeel®75°

RealFeel Shade™71°

Max UV Index4.0 (Moderate)

WindSSW 9 mph

Tue 8/25

75° /57°
76%
Mostly cloudy; morning showers followed by rain and a thunderstorm in the afternoon

RealFeel®78°

RealFeel Shade™75°

Max UV Index2.0 (Low)

WindSSW 9 mph

Total Hours of Precipitation6.5

Total Hours of Rain6.5

Wed 8/26

71° /55°
57%
A passing morning shower; otherwise, mostly sunny

RealFeel®72°

RealFeel Shade™68°

Max UV Index6.0 (High)

WindNNE 14 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Thu 8/27

73° /56°
1%
Plenty of sunshine

RealFeel®76°

RealFeel Shade™71°

Max UV Index6.0 (High)

WindNE 8 mph

Fri 8/28

74° /58°
2%
Mostly sunny

RealFeel®77°

RealFeel Shade™71°

Max UV Index6.0 (High)

WindSSE 8 mph

Sat 8/29

75° /57°
55%
Mostly cloudy with a shower in places

RealFeel®76°

RealFeel Shade™75°

Max UV Index2.0 (Low)

WindN 10 mph

Total Hours of Precipitation2

Total Hours of Rain2

Sun 8/30

72° /57°
75%
Humid with rain

RealFeel®71°

RealFeel Shade™71°

Max UV Index1.0 (Low)

WindNE 8 mph

Total Hours of Precipitation9

Total Hours of Rain9

Mon 8/31

75° /55°
25%
Humid with considerable cloudiness

RealFeel®75°

RealFeel Shade™75°

Max UV Index2.0 (Low)

WindESE 14 mph

Tue 9/1

71° /59°
60%
Periods of rain

RealFeel®66°

RealFeel Shade™66°

Max UV Index2.0 (Low)

WindESE 14 mph

Total Hours of Precipitation4

Total Hours of Rain4

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

Lala leaves Hawaii communities buried in mud, communication cut off

1 hour ago

Climate

Lake Powell sinks to record low as Colorado River crisis deepens

14 minutes ago

Recreation

New Hampshire can bill hikers for mountain rescues

4 hours ago

Weather News

New heat dome to build in western U.S., further exacerbating drought

7 hours ago

Severe Weather

Severe storms to continue to prowl Plains, Midwest and East this week

1 hour ago

More Stories

Featured Stories

Travel

Mount Etna eruptions cause major flight disruptions in Sicily

22 hours ago

Weather News

How deadly is quicksand, really? And how can you escape?

5 days ago

Weather News

Search for survivors continues after quake kills dozens in Indonesia

23 hours ago

Severe Weather

Flooding sweeps northern Indiana, breaking 113-year-old record

3 days ago

Astronomy

Stunning images reveal ‘whirlpools’ swirling across the sun

6 days ago

World North America United States Wisconsin Sister Bay

Weather Near Sister Bay:

  • Appleton, WI
  • Green Bay, WI
  • Oshkosh, WI
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...