Winter Storm System To Bring Widespread Impacts Across the Eastern Half of the U.S. Through Midweek

A developing winter storm system will bring a swath of heavy snow and ice from Oklahoma into the Midwest, Ohio Valley, Mid Atlantic, and the Northeast U.S. Tuesday through Wednesday. Areas of dangerous travel are likely. Further South, several inches of heavy rain will lead to the potential for flooding in the lower Mississippi and Tennessee River Valleys. Read More >

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Fair

8°F

-13°C

Humidity 87%
Wind Speed Calm
Barometer 30.60 in (1039.1 mb)
Dewpoint 5°F (-15°C)
Visibility 8.00 mi
Last update 19 Feb 8:53 am CST
Extended Forecast for

2 Miles SE Green Lake WI

Winter Weather Advisory February 20, 06:00am until February 20, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Sunny, with a high near 24. Wind chill values between -5 and 5. Calm wind becoming south around 5 mph in the afternoon.

    Sunny

    High: 24 °F

  • Tonight

    Tonight: Snow likely, mainly after 5am.  Mostly cloudy, with a low around 17. South wind 5 to 10 mph becoming east after midnight.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Mostly Cloudy
    then Snow
    Likely

    Low: 17 °F

  • Wednesday

    Wednesday: Snow before 5pm, then snow, possibly mixed with freezing rain.  High near 31. East wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. Little or no ice accumulation expected.  New snow accumulation of 1 to 3 inches possible.

    Snow then
    Wintry Mix

    High: 31 °F

  • Wednesday
    Night

    Wednesday Night: A chance of snow and freezing rain, mainly before 9pm.  Mostly cloudy, with a low around 22. South wind 10 to 15 mph becoming west after midnight.  Chance of precipitation is 40%.

    Chance Wintry
    Mix then
    Mostly Cloudy

    Low: 22 °F

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 29. West wind around 10 mph.

    Decreasing
    Clouds

    High: 29 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 9. West wind around 5 mph.

    Partly Cloudy

    Low: 9 °F

  • Friday

    Friday: Mostly sunny, with a high near 31. West wind around 5 mph becoming southeast in the afternoon.

    Mostly Sunny

    High: 31 °F

  • Friday
    Night

    Friday Night: A 40 percent chance of snow after midnight.  Mostly cloudy, with a low around 21. Southeast wind 5 to 10 mph.

    Mostly Cloudy
    then Chance
    Snow

    Low: 21 °F

  • Saturday

    Saturday: A chance of rain and snow before 1pm, then a slight chance of rain between 1pm and 5pm, then a slight chance of rain and snow after 5pm.  Mostly cloudy, with a high near 36. Chance of precipitation is 30%.

    Chance Snow
    then Slight
    Chance
    Rain/Snow

    High: 36 °F

Detailed Forecast

Today
Sunny, with a high near 24. Wind chill values between -5 and 5. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Snow likely, mainly after 5am. Mostly cloudy, with a low around 17. South wind 5 to 10 mph becoming east after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Snow before 5pm, then snow, possibly mixed with freezing rain. High near 31. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
A chance of snow and freezing rain, mainly before 9pm. Mostly cloudy, with a low around 22. South wind 10 to 15 mph becoming west after midnight. Chance of precipitation is 40%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 29. West wind around 10 mph.
Thursday Night
Partly cloudy, with a low around 9. West wind around 5 mph.
Friday
Mostly sunny, with a high near 31. West wind around 5 mph becoming southeast in the afternoon.
Friday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 21. Southeast wind 5 to 10 mph.
Saturday
A chance of rain and snow before 1pm, then a slight chance of rain between 1pm and 5pm, then a slight chance of rain and snow after 5pm. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
Saturday Night
Rain and snow, becoming all snow after 8pm. Low around 29. Chance of precipitation is 90%.
Sunday
Rain and snow. High near 35. Chance of precipitation is 80%.
Sunday Night
Mostly cloudy, with a low around 8.
Monday
Mostly sunny, with a high near 25.
Click Map For Forecast
Point Forecast:
2 Miles SE Green Lake WI
 43.81°N 88.94°W (Elev. 850 ft)
9:10 am CST Feb 19, 2019
9am CST Feb 19, 2019-6pm CST Feb 25, 2019
 
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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