Weather for Oshkosh, Wisconsin
Current Weather
Five Day Weather Forecast
Tue
H: 60°F
L: 39°F
Wed
H: 50°F
L: 36°F
Thu
H: 50°F
L: 34°F
Fri
H: 55°F
L: 38°F
Sat
H: 58°F
L: 40°F
Air Quality
Nitrogen Dioxide: 1.65 μg/m3
Sulphur Dioxide: 1.65 μg/m3
Ozone: 79 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 8:02 PM
Daylight: 14 hrs 23 mins
Moon Transit: 3:37 AM
Moonset: 7:41 AM
Moon Phase: Waning Gibbous
Moon Illumination: 79.8%
Best Times for Fishing or Hunting
Major Periods
3:07 AM - 5:37 AM3:45 PM - 6:15 PM
Minor Periods
7:11 AM - 8:41 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Flood Warning issued May 4 at 4:07PM CDT by NWS Milwaukee/Sullivan WI
Effective: Mon May 4, 2026, 4:07 PM
Expires: Tue May 5, 2026, 4:15 AM
...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. Rock River At Afton affecting Winnebago and Rock Counties. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. * WHAT...Minor flooding is occurring. * WHERE...ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 3:00 PM CDT Monday the stage was 10.3 feet. - Bankfull stage is 9.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 3:00 PM CDT Monday was 10.4 feet. - Forecast...No forecast is available for this location. - Flood stage is 10.0 feet. - Flood History...This crest compares to a previous crest of 10.2 feet on 03/06/2017. - http://www.weather.gov/safety/flood
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. Additional information is available at www.weather.gov. The next statement will be issued late tonight at 415 AM CDT.
Flood Warning issued May 4 at 9:18PM CDT by NWS Milwaukee/Sullivan WI
Effective: Mon May 4, 2026, 9:18 PM
Expires: Tue May 5, 2026, 9:30 AM
...The Flood Warning is extended for the following rivers in Wisconsin... Rock River Near Lake Koshkonong affecting Rock and Jefferson Counties. ...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Rock River At Afton affecting Winnebago and Rock Counties. ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County. * WHAT...Minor flooding is occurring. * WHERE...ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 8:00 PM CDT Monday the stage was 10.2 feet. - Bankfull stage is 9.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 PM CDT Monday was 10.3 feet. - Forecast...No forecast is available for this location. - Flood stage is 10.0 feet. - Flood History...This crest compares to a previous crest of 10.2 feet on 03/06/2017. - http://www.weather.gov/safety/flood
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. Additional information is available at www.weather.gov. The next statement will be issued Tuesday morning at 930 AM CDT.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.91 μg/m3
Sulphur Dioxide: 1.91 μg/m3
Ozone: 76.8 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 8:02 PM
Daylight: 14 hrs 23 mins
Moon Transit: 3:37 AM
Moonset: 7:41 AM
Moon Phase: Waning Gibbous
Moon Illumination: 79.8%
Best Times for Fishing or Hunting
Major Periods
3:07 AM - 5:37 AM3:45 PM - 6:15 PM
Minor Periods
7:11 AM - 8:41 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.85 μg/m3
Sulphur Dioxide: 1.38 μg/m3
Ozone: 70.56 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 8:04 PM
Daylight: 14 hrs 25 mins
Moon Transit: 4:29 AM
Moonset: 8:37 AM
Moon Phase: Waning Gibbous
Moon Illumination: 70.0%
Best Times for Fishing or Hunting
Major Periods
3:59 AM - 6:29 AM4:36 PM - 7:06 PM
Minor Periods
8:07 AM - 9:37 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.39 μg/m3
Sulphur Dioxide: 1.69 μg/m3
Ozone: 71.64 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 8:05 PM
Daylight: 14 hrs 28 mins
Moon Transit: 5:19 AM
Moonset: 9:39 AM
Moon Phase: Waning Gibbous
Moon Illumination: 59.1%
Best Times for Fishing or Hunting
Major Periods
4:49 AM - 7:19 AM5:26 PM - 7:56 PM
Minor Periods
9:09 AM - 10:39 AM12:35 AM - 2:05 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.64 μg/m3
Sulphur Dioxide: 1.36 μg/m3
Ozone: 70.24 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 8:06 PM
Daylight: 14 hrs 30 mins
Moon Transit: 6:08 AM
Moonset: 10:45 AM
Moon Phase: Last Quarter
Moon Illumination: 47.9%
Best Times for Fishing or Hunting
Major Periods
5:38 AM - 8:08 AM6:13 PM - 8:43 PM
Minor Periods
10:15 AM - 11:45 AM1:08 AM - 2:38 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 13.73 μg/m3
Sulphur Dioxide: 2.05 μg/m3
Ozone: 51 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 8:07 PM
Daylight: 14 hrs 32 mins
Moon Transit: 6:54 AM
Moonset: 11:53 AM
Moon Phase: Last Quarter
Moon Illumination: 36.7%
Best Times for Fishing or Hunting
Major Periods
6:24 AM - 8:54 AM6:59 PM - 9:29 PM
Minor Periods
11:23 AM - 12:53 AM1:35 AM - 3:05 AM
Action Rating: 2 out of 5