Active Weather Alerts
River Flood Warning
Issued: 2:26 AM May. 1, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL TUESDAY AFTERNOON... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Grafton. * WHEN...Until Tuesday afternoon. * IMPACTS...At 22.5 feet, East end of Main Street in Portage des Sioux begins flooding near this height. * ADDITIONAL DETAILS... - At 9:00 PM CDT Thursday the stage was 22.9 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 PM CDT Thursday was 22.9 feet. - Forecast...The river is expected to rise to a crest of 22.9 feet just after midnight tonight. It will then fall below flood stage late Monday morning. - Flood stage is 20.0 feet. && All Times CDT Fld Observed Forecasts (7:00 am) Location Stg Stage Sat Sun Mon Tue Wed Mississippi River Grafton 20.0 22.9 21.9 21.0 20.2 19.1 18.0 &&
River Flood Warning
Issued: 2:17 AM May. 1, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River at Hardin. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 9:00 PM CDT Thursday the stage was 28.8 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 PM CDT Thursday was 28.8 feet. - Forecast...The river is expected to rise to a crest of 29.1 feet tomorrow evening. - Flood stage is 25.0 feet. && All Times CDT Fld Observed Forecasts (7:00 am) Location Stg Stage Sat Sun Mon Tue Wed Illinois River Hardin 25.0 28.8 29.1 29.0 28.8 28.4 28.0 &&
Local Radar