Missouri Water Alerts — 8 Active Issues
Data source: NWS, EPA SDWIS
8 active water-related issues in Missouri. Last updated: 2026-08-11.
Weather & Safety Alerts (8)
Active alerts from the National Weather Service that may affect water safety:
Heat Advisory — Moderate
Areas: Clay; Greene; Craighead; Poinsett; Mississippi; Cross; Crittenden; St. Francis; Lee; Phillips; Dunklin; Pemiscot; DeSoto; Tunica; Tate; Coahoma; Quitman; Panola; Tallahatchie; Lake; Obion; Weakley;...
Heat Advisory issued August 11 at 12:25PM CDT until August 11 at 8:00PM CDT by NWS Memphis TN
Expires: August 12, 2026
Heat Advisory — Moderate
Areas: Clay; Greene; Craighead; Poinsett; Mississippi; Cross; Crittenden; St. Francis; Lee; Phillips; Dunklin; Pemiscot; DeSoto; Tunica; Tate; Coahoma; Quitman; Panola; Tallahatchie; Lake; Obion; Weakley;...
Heat Advisory issued August 11 at 12:25PM CDT until August 14 at 8:00PM CDT by NWS Memphis TN
Expires: August 12, 2026
Heat Advisory — Moderate
Areas: Jefferson; Henry; Des Moines; Van Buren; Lee; Henderson; Warren; Hancock; McDonough; Scotland; Clark
Heat Advisory issued August 11 at 11:29AM CDT until August 11 at 8:00PM CDT by NWS Quad Cities IA IL
Expires: August 12, 2026
Heat Advisory — Moderate
Areas: Jefferson; Wayne; Edwards; Wabash; Franklin; Hamilton; White; Jackson; Williamson; Saline; Gallatin; Union; Johnson; Pope; Hardin; Alexander; Pulaski; Massac; Gibson; Pike; Posey; Vanderburgh; Warr...
Heat Advisory issued August 11 at 10:47AM CDT until August 13 at 8:00PM CDT by NWS Paducah KY
Expires: August 12, 2026
Heat Advisory — Moderate
Areas: Doniphan; Holt; Andrew; De Kalb; Buchanan; Clinton; Caldwell; Livingston
Heat Advisory issued August 11 at 11:48AM CDT until August 13 at 8:00PM CDT by NWS Kansas City/Pleasant Hill MO
Expires: August 12, 2026
Heat Advisory — Moderate
Areas: Daviess; Grundy
Heat Advisory issued August 11 at 11:48AM CDT until August 13 at 8:00PM CDT by NWS Kansas City/Pleasant Hill MO
Expires: August 12, 2026
Heat Advisory — Moderate
Areas: Sullivan; Adair; Linn; Macon
Heat Advisory issued August 11 at 11:48AM CDT until August 13 at 8:00PM CDT by NWS Kansas City/Pleasant Hill MO
Expires: August 12, 2026
Heat Advisory — Moderate
Areas: Pulaski; Phelps; Laclede; Texas; Dent; Greene; Webster; Wright; Christian; Douglas; Howell; Shannon; Barry; Stone; Taney; Ozark; Oregon
Heat Advisory issued August 11 at 11:19AM CDT until August 14 at 8:00PM CDT by NWS Springfield MO
Expires: August 12, 2026
High-Risk Areas (Forecast)
ZIP codes in Missouri with the highest probability of future violations:
| ZIP | City | 2-Year Probability | Trend |
|---|---|---|---|
| 63005 | Chesterfield | 95% | increasing |
| 63010 | Arnold | 95% | increasing |
| 63011 | Ballwin | 95% | increasing |
| 63012 | Barnhart | 95% | increasing |
| 63013 | Beaufort | 95% | increasing |
| 63014 | Berger | 95% | increasing |
| 63015 | Catawissa | 95% | declining |
| 63016 | Cedar Hill | 95% | increasing |
| 63017 | Chesterfield | 95% | increasing |
| 63019 | Crystal City | 95% | declining |
Sources
- Weather alerts: National Weather Service
- Violations & enforcement: EPA SDWIS
- Compliance forecasts: ZipCheckup analysis
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