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Severe Thunderstorms and Heavy Rainfall; Typhoon Watch in Guam and CNMI

Heavy to excessive rainfall will continue through tonight from the Texas Big Bend region into southern Oklahoma. Scattered damaging wind gusts and a few tornadoes may accompany a line of severe thunderstorms that is expected across the Mid-Atlantic into New England Friday. A Typhoon Watch continues for Guam and CNMI as Tropical Storm Champi will strengthen and approach the islands this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Light Rain Fog/Mist

51°F

11°C

Humidity 96%
Wind Speed NW 10 mph
Barometer 29.80 in (1009.2 mb)
Dewpoint 50°F (10°C)
Visibility 4.00 mi
Wind Chill47°F (8°C)
Last update 16 Oct 12:53 am CDT
Extended Forecast for

Green Lake WI

Freeze Warning October 17, 01:00am until October 17, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Overnight

    Overnight: A slight chance of showers before 2am, then a slight chance of showers after 4am. Cloudy, with a low around 46. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers between 9am and noon. Cloudy, with a high near 51. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 51 °F

    Breezy.
    Chance
    Showers then
    Mostly Cloudy

  • Friday Night

    Friday Night: Widespread frost, mainly after 1am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 30. North wind 5 to 10 mph becoming light northwest after midnight.

    Low: 30 °F

    Frost

  • Saturday

    Saturday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 55. Light west wind becoming southwest 10 to 15 mph in the morning.

    High: 55 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 38. Southwest wind 10 to 15 mph.

    Low: 38 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 63. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 63 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Southwest wind 5 to 10 mph.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 65. Southwest wind around 5 mph.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers before 2am, then a slight chance of showers after 4am. Cloudy, with a low around 46. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday
A 50 percent chance of showers between 9am and noon. Cloudy, with a high near 51. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
Widespread frost, mainly after 1am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 30. North wind 5 to 10 mph becoming light northwest after midnight.
Saturday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 55. Light west wind becoming southwest 10 to 15 mph in the morning.
Saturday Night
Clear, with a low around 38. Southwest wind 10 to 15 mph.
Sunday
Sunny, with a high near 63. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 40. Southwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 65. Southwest wind around 5 mph.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 70.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 49.
Thursday
Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Green Lake WI
 43.86°N 88.96°W (Elev. 850 ft)
Last Update:
1:21 am CDT Oct 16, 2026
Forecast Valid:
1am CDT Oct 16, 2026-6pm CDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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