Hazardous Weather Conditions
Current conditions at
Wittman Regional Airport (KOSH)
Lat: 43.97°NLon: 88.56°WElev: 801ft.
Fog
52°F
11°C
| Humidity | 100% |
| Wind Speed | E 3 mph |
| Barometer | 29.70 in (1005.4 mb) |
| Dewpoint | 52°F (11°C) |
| Visibility | 0.25 mi |
| Last update | 15 Apr 5:53 am CDT |
Extended Forecast for
3 Miles SSE Oshkosh, Wittman Regional Airport WI
Dense Fog Advisory April 15, 06:16am until April 15, 10:00am
NOW until 10:00am Wed

Dense Fog Advisory
Today

High: 61 °F
Showers
Likely and
Dense FogTonight

Low: 48 °F
Showers
Likely and
Patchy FogThursday

High: 61 °F
Chance
Showers and
FogThursday Night

Low: 47 °F
Partly Cloudy
Friday
High: 71 °F
Partly Sunny
then Slight
Chance RainFriday Night

Low: 43 °F
Rain
Saturday

High: 53 °F
Chance Rain
Saturday Night
Low: 30 °F
Slight Chance
Rain/Snow
then Slight
Chance Snow
Detailed Forecast
Today
A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Widespread dense fog, mainly before 9am. Otherwise, mostly cloudy, with a high near 61. Northeast wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 48. East northeast wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of rain after 1pm. Widespread fog, mainly before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 61. East northeast wind around 7 mph becoming south southeast in the morning. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 47. Light and variable wind becoming south southeast around 6 mph after midnight.
Friday
A 20 percent chance of rain after 1pm. Partly sunny, with a high near 71. South southeast wind 7 to 14 mph, with gusts as high as 25 mph.
Friday Night
Rain and possibly a thunderstorm. Low around 43. Chance of precipitation is 90%.
Saturday
A 40 percent chance of rain. Mostly cloudy, with a high near 53.
Saturday Night
A slight chance of rain before 10pm, then a slight chance of snow. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Sunday
A 20 percent chance of snow before 1pm. Mostly sunny, with a high near 47.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 65.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SSE Oshkosh, Wittman Regional Airport WI
43.97°N 88.54°W (Elev. 774 ft)
43.97°N 88.54°W (Elev. 774 ft)
6:07 am CDT Apr 15, 2026
6am CDT Apr 15, 2026-6pm CDT Apr 21, 2026



