Alert archive / Missouri / Flash Flood Warnings / 2026

Flash Flood Warnings in Missouri, July 2026

38 flash flood warnings in July 2026. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of flash flood warnings reaches back to 1986.

Flash Flood Warnings by county

Each county as a circle sized by its count in July 2026. Tap one for its archive.

Flash Flood Warnings
38
Busiest day
July 10, 202622 flash flood warnings

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Jul 4, 12:25 PM CDTFlash Flood WarningEAXCass3 hr
Jul 4, 12:51 PM CDTFlash Flood WarningEAXCass, Henry, Johnson3 hr
Jul 4, 2:26 PM CDTFlash Flood WarningLSXSaint Louis, City of Saint Louis5 hr
Jul 4, 4:26 PM CDTFlash Flood WarningLSXSaint Louis, City of Saint Louis5 hr
Jul 4, 11:32 PM CDTFlash Flood WarningSGFLawrence6 hr
Jul 7, 9:29 PM CDTFlash Flood WarningPAHBollinger2 hr
Jul 9, 6:39 AM CDTFlash Flood WarningSGFSt. Clair3 hr
Jul 9, 6:47 AM CDTFlash Flood WarningEAXCass, Clay, Jackson, Platte3 hr
Jul 9, 8:37 PM CDTFlash Flood WarningMEGDunklin38 min
Jul 9, 11:47 PM CDTFlash Flood WarningLSXIron, Reynolds6 hr
Jul 9, 11:49 PM CDTFlash Flood WarningSGFDent, Phelps6 hr
Jul 10, 12:39 AM CDTFlash Flood WarningPAHBollinger6 hr
Jul 10, 12:52 AM CDTFlash Flood WarningLSXIron5 hr
Jul 10, 12:55 AM CDTFlash Flood WarningPAHCape Girardeau, Scott6 hr
Jul 10, 1:46 AM CDTFlash Flood WarningSGFMaries, Phelps6 hr
Jul 10, 1:47 AM CDTFlash Flood WarningLSXIron5 hr
Jul 10, 2:11 AM CDTFlash Flood WarningLSXMadison17 hr
Jul 10, 2:30 AM CDTFlash Flood WarningLSXCrawford15 hr
Jul 10, 2:42 AM CDTFlash Flood WarningPAHWayne4 hr
Jul 10, 2:45 AM CDTFlash Flood WarningPAHScott, Stoddard4 hr
Jul 10, 4:16 AM CDTFlash Flood Warning EmergencyCatastrophic damage threatLSXIron, Reynolds16 hr
Jul 10, 5:15 AM CDTFlash Flood WarningLSXWashington11 hr
Jul 10, 7:47 AM CDTFlash Flood WarningSGFMaries, Phelps2 hr
Jul 10, 10:04 AM CDTFlash Flood WarningLSXMadison, Saint Francois, Washington3 hr
Jul 10, 10:06 AM CDTFlash Flood WarningLSXIron9 hr
Jul 10, 1:20 PM CDTFlash Flood WarningEAXAndrew, Buchanan, Clinton, DeKalb, Holt6 hr
Jul 10, 1:47 PM CDTFlash Flood WarningEAXDaviess, DeKalb, Gentry6 hr
Jul 10, 2:26 PM CDTFlash Flood WarningEAXDaviess, Gentry, Harrison6 hr
Jul 10, 3:51 PM CDTFlash Flood WarningLSXWashington107 min
Jul 10, 5:42 PM CDTFlash Flood WarningEAXCooper, Howard, Pettis, Saline5 hr
Jul 10, 9:30 PM CDTFlash Flood WarningLSXSainte Genevieve6 hr
Jul 11, 12:14 AM CDTFlash Flood WarningPAHPerry8 hr
Jul 16, 1:49 PM CDTFlash Flood WarningEAXJackson2 hr
Jul 16, 2:42 PM CDTFlash Flood WarningEAXJackson3 hr
Jul 16, 4:05 PM CDTFlash Flood WarningEAXJohnson, Lafayette3 hr
Jul 16, 5:13 PM CDTFlash Flood WarningEAXJohnson, Pettis3 hr
Jul 16, 5:49 PM CDTFlash Flood Warning Considerable damage threatEAXPettis2 hr
Jul 20, 3:11 PM CDTFlash Flood WarningPAHButler4 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

1 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive2025

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.