Weather for Quincy, Illinois
Current Weather
Five Day Weather Forecast
Wed
H: 59°F
L: 45°F
Thu
H: 63°F
L: 42°F
Fri
H: 67°F
L: 47°F
Sat
H: 75°F
L: 49°F
Sun
H: 60°F
L: 48°F
Air Quality
Nitrogen Dioxide: 6.05 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 59 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:06 PM
Daylight: 14 hrs 6 mins
Moon Transit: 4:41 AM
Moonset: 9:07 AM
Moon Phase: Waning Gibbous
Moon Illumination: 70.0%
Best Times for Fishing or Hunting
Major Periods
4:11 AM - 6:41 AM4:24 PM - 6:54 PM
Minor Periods
8:37 AM - 10:07 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Flood Warning issued May 5 at 10:50AM CDT until May 7 at 1:00PM CDT by NWS St Louis MO
Effective: Tue May 5, 2026, 10:50 AM
Expires: Wed May 6, 2026, 11:00 PM
...The Flood Warning continues for the following rivers in Illinois... Illinois River at Valley City. Illinois River at Hardin. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River at Valley City. * WHEN...Until Thursday afternoon. * IMPACTS...At 14.0 feet, The road to Norbut Fish and Wildlife area is flooded. * ADDITIONAL DETAILS... - At 10:30 AM CDT Tuesday the stage was 14.3 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:30 AM CDT Tuesday was 14.8 feet. - Forecast...The river is expected to fall below flood stage tomorrow morning and continue falling to 11.9 feet Tuesday, May 12. - Flood stage is 14.0 feet.
Motorists should not attempt to drive around barricades or drive cars through flooded areas. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
Flood Warning issued May 5 at 8:27PM CDT until May 7 at 1:00PM CDT by NWS St Louis MO
Effective: Tue May 5, 2026, 8:27 PM
Expires: Thu May 7, 2026, 8:30 AM
...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Hardin. ...The Flood Warning continues for the following rivers in Illinois... Illinois River at Valley City. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River at Valley City. * WHEN...Until Thursday afternoon. * IMPACTS...At 14.0 feet, The road to Norbut Fish and Wildlife area is flooded. * ADDITIONAL DETAILS... - At 8:00 PM CDT Tuesday the stage was 14.1 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:00 PM CDT Tuesday was 14.6 feet. - Forecast...The river is expected to fall below flood stage tomorrow morning and continue falling to 10.8 feet Tuesday, May 12. - Flood stage is 14.0 feet.
Motorists should not attempt to drive around barricades or drive cars through flooded areas. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
Flood Warning issued May 5 at 10:11AM CDT by NWS Lincoln IL
Effective: Tue May 5, 2026, 10:11 AM
Expires: Wed May 6, 2026, 2:15 AM
...The Flood Warning continues for the following rivers in Illinois... Illinois River near Havana affecting Mason, Fulton and Cass Counties. Illinois River at Beardstown affecting Brown, Morgan, Cass and Schuyler Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River at Beardstown. * WHEN...Until further notice. * IMPACTS...At 18.0 feet, Seepage problems begin in the Lost Creek Drainage and Levee District. * ADDITIONAL DETAILS... - At 9:45 AM CDT Tuesday the stage was 17.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:45 AM CDT Tuesday was 17.8 feet. - Forecast...The river is expected to fall to 14.6 feet Tuesday, May 12. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood
Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Additional information is available at www.weather.gov.
Flood Warning issued May 5 at 8:17PM CDT until May 12 at 1:00PM CDT by NWS Lincoln IL
Effective: Tue May 5, 2026, 8:17 PM
Expires: Wed May 6, 2026, 12:30 PM
...The Flood Warning continues for the following rivers in Illinois... Illinois River near Havana affecting Fulton, Mason and Cass Counties. Illinois River at Beardstown affecting Brown, Schuyler, Morgan and Cass Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River at Beardstown. * WHEN...Until Tuesday, May 12. * IMPACTS...At 18.0 feet, Seepage problems begin in the Lost Creek Drainage and Levee District. * ADDITIONAL DETAILS... - At 7:45 PM CDT Tuesday the stage was 17.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:45 PM CDT Tuesday was 17.7 feet. - Forecast...The river is expected to fall below flood stage Tuesday, May 12 and continue falling to 13.6 feet Tuesday, May 12. - Flood stage is 14.0 feet.
Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Additional information is available at www.weather.gov.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.93 μg/m3
Sulphur Dioxide: 1.21 μg/m3
Ozone: 73.8 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:06 PM
Daylight: 14 hrs 6 mins
Moon Transit: 4:41 AM
Moonset: 9:07 AM
Moon Phase: Waning Gibbous
Moon Illumination: 70.0%
Best Times for Fishing or Hunting
Major Periods
4:11 AM - 6:41 AM4:24 PM - 6:54 PM
Minor Periods
8:37 AM - 10:07 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.21 μg/m3
Sulphur Dioxide: 1.06 μg/m3
Ozone: 71 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:07 PM
Daylight: 14 hrs 8 mins
Moon Transit: 5:31 AM
Moonset: 10:08 AM
Moon Phase: Waning Gibbous
Moon Illumination: 59.1%
Best Times for Fishing or Hunting
Major Periods
5:01 AM - 7:31 AM5:14 PM - 7:44 PM
Minor Periods
9:38 AM - 11:08 AM12:30 AM - 2:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.41 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 84 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:08 PM
Daylight: 14 hrs 10 mins
Moon Transit: 6:20 AM
Moonset: 11:11 AM
Moon Phase: Last Quarter
Moon Illumination: 47.9%
Best Times for Fishing or Hunting
Major Periods
5:50 AM - 8:20 AM6:01 PM - 8:31 PM
Minor Periods
10:41 AM - 12:11 AM1:05 AM - 2:35 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.22 μg/m3
Sulphur Dioxide: 1.66 μg/m3
Ozone: 69.77 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:08 PM
Daylight: 14 hrs 12 mins
Moon Transit: 7:06 AM
Moonset: 12:16 AM
Moon Phase: Last Quarter
Moon Illumination: 36.7%
Best Times for Fishing or Hunting
Major Periods
6:36 AM - 9:06 AM6:47 PM - 9:17 PM
Minor Periods
11:46 AM - 1:16 PM1:36 AM - 3:06 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:09 PM
Daylight: 14 hrs 14 mins
Moon Transit: 7:51 AM
Moonset: 1:21 PM
Moon Phase: Last Quarter
Moon Illumination: 26.2%
Best Times for Fishing or Hunting
Major Periods
7:21 AM - 9:51 AM7:32 PM - 10:02 PM
Minor Periods
12:51 AM - 2:21 PM2:02 AM - 3:32 AM
Action Rating: 2 out of 5