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Hazardous Weather Conditions

Current conditions at

Wittman Regional Airport (KOSH)

Lat: 43.97°NLon: 88.56°WElev: 801ft.

Overcast

36°F

2°C

Humidity 89%
Wind Speed S 10 mph
Barometer 29.92 in (1014.3 mb)
Dewpoint 33°F (1°C)
Visibility 8.00 mi
Wind Chill29°F (-2°C)
Last update 27 Dec 11:53 am CST
Extended Forecast for

Oshkosh, Wittman Regional Airport WI

Winter Storm Watch December 28, 09:00pm until December 29, 03:00pm
Click here for hazard details and duration
Winter Storm Watch

  • This Afternoon

    This Afternoon: Cloudy, with a high near 39. Southeast wind 8 to 10 mph.

    High: 39 °F

    Cloudy

  • Tonight

    Tonight: A chance of drizzle after 10pm. Patchy fog before 2am, then patchy fog after 5am. Otherwise, cloudy, with a low around 37. Southeast wind 5 to 9 mph.

    Low: 37 °F

    Chance
    Drizzle and
    Patchy Fog

  • Sunday

    Sunday: Rain, mainly after 9am. Patchy fog before noon. High near 39. Northeast wind 5 to 9 mph becoming north northwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 39 °F

    Rain and
    Patchy Fog

  • Sunday Night

    Sunday Night: Snow, possibly mixed with rain, becoming all snow after midnight. The snow could be heavy at times. Widespread blowing snow, mainly after 4am. Low around 19. Windy, with a west northwest wind 13 to 18 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 19 °F

    Rain/Snow and
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before noon. Areas of blowing snow. Mostly cloudy, with a high near 25. Windy, with a northwest wind 22 to 29 mph, with gusts as high as 43 mph. Chance of precipitation is 70%.

    High: 25 °F

    Snow Likely
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Patchy blowing snow before 10pm. Partly cloudy, with a low around 8.

    Low: 8 °F

    Patchy
    Blowing Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon. Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Partly sunny, with a high near 21.

    High: 21 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

This Afternoon
Cloudy, with a high near 39. Southeast wind 8 to 10 mph.
Tonight
A chance of drizzle after 10pm. Patchy fog before 2am, then patchy fog after 5am. Otherwise, cloudy, with a low around 37. Southeast wind 5 to 9 mph.
Sunday
Rain, mainly after 9am. Patchy fog before noon. High near 39. Northeast wind 5 to 9 mph becoming north northwest in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Snow, possibly mixed with rain, becoming all snow after midnight. The snow could be heavy at times. Widespread blowing snow, mainly after 4am. Low around 19. Windy, with a west northwest wind 13 to 18 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow likely, mainly before noon. Areas of blowing snow. Mostly cloudy, with a high near 25. Windy, with a northwest wind 22 to 29 mph, with gusts as high as 43 mph. Chance of precipitation is 70%.
Monday Night
Patchy blowing snow before 10pm. Partly cloudy, with a low around 8.
Tuesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 22.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 21.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 1.
New Year's Day
Sunny and cold, with a high near 9.
Thursday Night
Mostly clear, with a low around -2.
Friday
Sunny, with a high near 13.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oshkosh, Wittman Regional Airport WI
 43.99°N 88.57°W (Elev. 797 ft)
Last Update:
11:51 am CST Dec 27, 2025
Forecast Valid:
12pm CST Dec 27, 2025-6pm CST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation