Active Weather Alerts
River Flood Warning
Issued: 3:10 AM Jun. 17, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL LATE FRIDAY NIGHT... * WHAT...Minor flooding is forecast. * WHERE...Meramec River near Arnold. * WHEN...Until late Friday night. * IMPACTS...At 24.7 feet, Hawkins Road south of Meramec Bottom Road begins flooding. * ADDITIONAL DETAILS... - At 9:30 PM CDT Tuesday the stage was 23.8 feet. - Forecast...The river is expected to rise above flood stage late tonight to a crest of 24.4 feet tomorrow evening. It will then fall below flood stage late Thursday evening. - Flood stage is 24.0 feet. && All Times CDT Fld Observed Forecasts (7:00 am) Location Stg Stage Thu Fri Sat Sun Mon Meramec River Arnold 24.0 23.8 24.4 23.5 20.6 17.0 14.9 &&
River Flood Warning
Issued: 3:10 AM Jun. 17, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL THURSDAY AFTERNOON... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Missouri River at St. Charles. * WHEN...Until Thursday afternoon. * IMPACTS...At 25.0 feet, Downstream near this stage, Missouri Route H at Island Road and agricultural bottomland may begin flooding, depending on Mississippi River flow and backwater. * ADDITIONAL DETAILS... - At 10:00 PM CDT Tuesday the stage was 25.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 PM CDT Tuesday was 25.2 feet. - Forecast...The river is expected to fall below flood stage tomorrow morning and continue falling to 17.9 feet Sunday evening. - Flood stage is 25.0 feet. && All Times CDT Fld Observed Forecasts (7:00 am) Location Stg Stage Thu Fri Sat Sun Mon Missouri River St. Charles 25.0 25.2 24.0 21.8 19.6 18.2 MSG &&
Wind Advisory
Issued: 5:39 PM Jun. 16, 2026 – National Weather Service
...WIND ADVISORY IN EFFECT FROM 1 PM TO 8 PM CDT WEDNESDAY... * WHAT...Southwest winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of south central and southwest Illinois and east central Missouri. * WHEN...From 1 PM to 8 PM CDT Wednesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects. &&
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