⚠️ Flood Watch – Adams; Brown; Pike; Calhoun; Knox; Lewis; Shelby; Marion; Monroe; Ralls; Pike; Boone; Audrain; Moniteau; Cole; Osage; Callaway; Montgomery; Lincoln; Gasconade; Warren; St. Charles; Franklin; St. Louis; St. Louis City; Jefferson; Crawford; Washington – Wednesday, August 5, 2026

Flood Watch issued August 5 at 1:57AM CDT until August 6 at 10:00AM CDT by NWS St Louis MO

Details

* WHAT…Flash flooding caused by excessive rainfall is possible.

* WHERE…Portions of Illinois, including the following areas, Adams
IL, Brown IL, Calhoun IL and Pike IL and Missouri, including the
following areas, Audrain MO, Boone MO, Callaway MO, Cole MO,
Crawford MO, Franklin MO, Gasconade MO, Jefferson MO, Knox MO,
Lewis MO, Lincoln MO, Marion MO, Moniteau MO, Monroe MO, Montgomery
MO, Osage MO, Pike MO, Ralls MO, Saint Charles MO, Saint Louis City
MO, Saint Louis MO, Shelby MO, Warren MO and Washington MO.

* WHEN…From this evening through Thursday morning.

* IMPACTS…Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS…
– Training thunderstorms with high rainfall rates are expected
within the watch area late this evening into Thursday morning.

Instructions

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.