St. Louis, Missouri
Regional Weather Alerts
| Alert: | Flood Warning |
| Area(s): | Cass, MO; Henry, MO; Johnson, MO |
| Effective: | 2026-04-10 @ 8:26 am -> 2026-04-12 @ 11:00 am |
| Onset: | 2026-04-10 @ 10:00 pm -> 2026-04-11 @ 8:30 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Kansas City/Pleasant Hill MO on 2026-04-10 @ 8:26 am |
| Headline: | Flood Warning issued April 10 at 8:26AM CDT until April 12 at 11:00AM CDT by NWS Kansas City/Pleasant Hill MO |
| Description: |
...The National Weather Service in Pleasant Hill MO has issued a Flood Warning for the following rivers in Missouri... Big Creek at Blairstown affecting Henry, Cass and Johnson Counties. * WHAT...Minor flooding is forecast. * WHERE...Big Creek at Blairstown. * WHEN...From this evening to late Sunday morning. * IMPACTS...At 20.0 feet, The west bank of the creek begins to flood. * ADDITIONAL DETAILS... - At 8:00 AM CDT Friday the stage was 14.9 feet. - Forecast...The river is expected to rise above flood stage late this evening to a crest of 20.2 feet just after midnight tonight. It will then fall below flood stage late tomorrow morning. - Flood stage is 20.0 feet. - http://www.weather.gov/safety/flood |
| Alert: | Flood Warning |
| Area(s): | Calhoun, IL; Pike, MO |
| Effective: | 2026-04-09 @ 11:12 pm |
| Onset: | 2026-04-09 @ 11:12 pm -> 2026-04-11 @ 11:15 am |
| Severity: | Severe |
| Certainty: | Observed |
| Urgency: | Immediate |
| Issued By: | NWS St Louis MO on 2026-04-09 @ 11:12 pm |
| Headline: | Flood Warning issued April 9 at 11:12PM CDT by NWS St Louis MO |
| Description: |
...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Clarksville. Mississippi River at Louisiana. 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...Mississippi River at Clarksville. * WHEN...Until further notice. * IMPACTS...At 25.5 feet, State Route P east of Elsberry begins flooding just east of the levee. * ADDITIONAL DETAILS... - At 11:00 PM CDT Thursday the stage was 25.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:00 PM CDT Thursday was 25.2 feet. - Forecast...The river is expected to rise to 25.8 feet early Sunday afternoon. Additional rises are possible thereafter. - Flood stage is 25.0 feet. |
| Alert: | Flood Warning |
| Area(s): | Pike, IL; Pike, MO |
| Effective: | 2026-04-09 @ 11:12 pm |
| Onset: | 2026-04-09 @ 11:12 pm -> 2026-04-11 @ 11:15 am |
| Severity: | Severe |
| Certainty: | Observed |
| Urgency: | Immediate |
| Issued By: | NWS St Louis MO on 2026-04-09 @ 11:12 pm |
| Headline: | Flood Warning issued April 9 at 11:12PM CDT by NWS St Louis MO |
| Description: |
...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Clarksville. Mississippi River at Louisiana. 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...Mississippi River at Louisiana. * WHEN...Until further notice. * IMPACTS...At 15.0 feet, The first quarter mile of Edison Avenue beyond the railroad tracks begins flooding near this height. * ADDITIONAL DETAILS... - At 11:00 PM CDT Thursday the stage was 15.1 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:00 PM CDT Thursday was 15.1 feet. - Forecast...The river is expected to rise to 15.7 feet Sunday evening. Additional rises are possible thereafter. - Flood stage is 15.0 feet. |