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.

Overcast

36°F

2°C

Humidity 86%
Wind Speed N 12 G 23 mph
Barometer 30.03 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 12 Nov 9:15 pm CST
Extended Forecast for

Sister Bay WI

  • Tonight

    Tonight: Rain and snow showers likely before 1am, then a chance of rain showers between 1am and 4am, then a chance of rain and snow showers after 4am. Cloudy, with a steady temperature around 36. North wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    Likely

  • Friday

    Friday: A chance of rain and snow showers before 8am, then a chance of rain showers. Mostly cloudy, with a high near 41. North wind around 16 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 41 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of rain and snow showers before 11pm, then a chance of rain showers between 11pm and midnight. Cloudy, with a low around 35. North wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 35 °F

    Chance
    Rain/Snow
    then Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 44. North northwest wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 44 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. North northwest wind 5 to 7 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain and snow showers likely before 1am, then a chance of rain showers between 1am and 4am, then a chance of rain and snow showers after 4am. Cloudy, with a steady temperature around 36. North wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
A chance of rain and snow showers before 8am, then a chance of rain showers. Mostly cloudy, with a high near 41. North wind around 16 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday Night
A chance of rain and snow showers before 11pm, then a chance of rain showers between 11pm and midnight. Cloudy, with a low around 35. North wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 44. North northwest wind 8 to 14 mph, with gusts as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 34. North northwest wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 44.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 41.
Thursday
A 20 percent chance of rain. Mostly cloudy, with a high near 52.
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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:
7:36 pm CST Nov 12, 2026
Forecast Valid:
9pm CST Nov 12, 2026-6pm CST Nov 19, 2026
 
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