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.

Partly Cloudy

62°F

17°C

Humidity 86%
Wind Speed W 5 mph
Barometer 30.36 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 2 Aug 3:15 am CDT
Extended Forecast for

Sister Bay WI

  • Overnight

    Overnight: Areas of smoke. Partly cloudy, with a low around 59. West wind around 6 mph.

    Low: 59 °F

    Areas Smoke

  • Saturday

    Saturday: Areas of smoke. Mostly sunny, with a high near 78. West northwest wind 5 to 7 mph becoming south southwest in the afternoon.

    High: 78 °F

    Areas Smoke

  • Saturday Night

    Saturday Night: Areas of smoke. Partly cloudy, with a low around 63. South southwest wind around 7 mph.

    Low: 63 °F

    Areas Smoke

  • Sunday

    Sunday: Areas of smoke. Sunny, with a high near 81. West wind 5 to 7 mph becoming south in the afternoon.

    High: 81 °F

    Areas Smoke

  • Sunday Night

    Sunday Night: Areas of smoke before 8pm. Partly cloudy, with a low around 65. South wind around 6 mph becoming calm in the evening.

    Low: 65 °F

    Areas Smoke
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Areas of smoke. Partly cloudy, with a low around 59. West wind around 6 mph.
Saturday
Areas of smoke. Mostly sunny, with a high near 78. West northwest wind 5 to 7 mph becoming south southwest in the afternoon.
Saturday Night
Areas of smoke. Partly cloudy, with a low around 63. South southwest wind around 7 mph.
Sunday
Areas of smoke. Sunny, with a high near 81. West wind 5 to 7 mph becoming south in the afternoon.
Sunday Night
Areas of smoke before 8pm. Partly cloudy, with a low around 65. South wind around 6 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Mostly cloudy, with a low around 67.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 67.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sister Bay WI
 45.19°N 87.12°W (Elev. 630 ft)
Last Update:
3:16 am CDT Aug 2, 2025
Forecast Valid:
3am CDT Aug 2, 2025-6pm CDT Aug 8, 2025
 
Forecast Discussion
 
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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