Active Weather Alerts
Flood Watch
Issued: 5:55 PM Jun. 8, 2026 – National Weather Service
...FLOOD WATCH NOW IN EFFECT THROUGH TUESDAY MORNING... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of west central Illinois, including the following area, Adams IL and Missouri, including the following areas, Audrain MO, Boone MO, Callaway MO, Cole MO, Marion MO, Moniteau MO, Monroe MO, Osage MO and Ralls MO. * WHEN...Through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Additional showers and thunderstorms with locally heavy rainfall will be possible, which could lead to flash flooding, especially if they occur over saturated soils. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. &&
Heat Advisory
Issued: 4:44 PM Jun. 8, 2026 – National Weather Service
...HEAT ADVISORY IN EFFECT FROM NOON TO 10 PM CDT TUESDAY... * WHAT...Heat index values up to 108 expected. * WHERE...Portions of southwest Illinois and central, east central, and southeast Missouri. * WHEN...From noon to 10 PM CDT Tuesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. &&
River Flood Warning
Issued: 4:29 PM Jun. 8, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT FROM THIS AFTERNOON TO LATE WEDNESDAY NIGHT... * WHAT...Minor flooding is forecast. * WHERE...Osage River near Mari-Osa Campground. * WHEN...From this afternoon to late Wednesday night. * IMPACTS...At 22.0 feet, A storage shed across the river from the gage begins flooding near this height. * ADDITIONAL DETAILS... - At 11AM the river level was estimated to be near 18.0 feet. - Forecast...The river is expected to rise above flood stage late this afternoon to a crest of 21.4 feet just after midnight tonight. It will then fall below flood stage late tomorrow evening. - Flood stage is 19.0 feet. && All Times CDT Fld Observed Forecasts (7:00 am) Location Stg Stage Tue Wed Thu Fri Sat Osage River Mari-Osa Campgroun 19.0 18.0E 21.2 17.7 15.7 13.2 12.0 E=Estimated &&
River Flood Warning
Issued: 4:27 PM Jun. 8, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL LATE THURSDAY NIGHT... * WHAT...Minor flooding is forecast. * WHERE...Missouri River near Chamois. * WHEN...Until late Thursday night. * IMPACTS...At 24.2 feet, The upstream campsite at the Chamois river access campgrounds begins flooding near this height. * ADDITIONAL DETAILS... - At 11AM the river was estimated to be near 19.4 feet. - Forecast...The river is expected to rise to a crest of 22.5 feet just after midnight tonight. It will then fall below flood stage Wednesday afternoon. - Flood stage is 17.0 feet. && All Times CDT Fld Observed Forecasts (7:00 am) Location Stg Stage Tue Wed Thu Fri Sat Missouri River Chamois 17.0 19.4E 22.5 18.6 15.2 12.4 10.6 E= Estimated &&
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