National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Ephraim-Gibraltar Airport (K3D2)

Lat: 45.14°NLon: 87.19°WElev: 773ft.

Fair

71°F

22°C

Humidity 61%
Wind Speed E 6 mph
Barometer 30.28 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 5 Aug 7:15 pm CDT
Extended Forecast for

Sister Bay WI

  • Tonight

    Tonight: Areas of smoke before 8pm, then areas of smoke after 11pm. Partly cloudy, with a low around 65. East northeast wind around 6 mph.

    Low: 65 °F

    Areas Smoke

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Southeast wind around 6 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65. Light and variable wind becoming south around 5 mph after midnight.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. South wind 6 to 10 mph. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind 6 to 8 mph.

    Low: 66 °F

    Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Areas of smoke before 8pm, then areas of smoke after 11pm. Partly cloudy, with a low around 65. East northeast wind around 6 mph.
Wednesday
Mostly sunny, with a high near 80. Southeast wind around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 65. Light and variable wind becoming south around 5 mph after midnight.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81. South wind 6 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 84.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 67.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 66.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sister Bay WI
 45.18°N 87.09°W (Elev. 653 ft)
Last Update:
6:01 pm CDT Aug 5, 2025
Forecast Valid:
7pm CDT Aug 5, 2025-6pm CDT Aug 12, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation