Flood Advisory — Iron County, Missouri
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Current Status
🌊 Active: Flood Advisory
Flood Advisory issued August 20 at 12:48AM CDT until August 20 at 3:45AM CDT by NWS St Louis MO
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Southeastern Iron County in southeastern Missouri... Southern Madison County in southeastern Missouri... * WHEN...Until 345 AM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 1248 AM CDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 2.5 inches of rain have fallen. - Additional rainfall amounts up to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Annapolis, Saco, Buckhorn, Des Arc, Vulcan and Sabula.
Effective August 20, 2026 at 1:48 AM ET · Expires August 20, 2026 at 4:45 AM ET
Event Details
Event Type
Flood Advisory
Severity
minor
Issued By
NWS St Louis MO
Expires
August 20, 2026 at 4:45 AM ET
Last Checked
just now
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Also In Effect For
This same Flood Advisory also covers:
Other Active Alerts in Missouri
Severe Thunderstorm Watch
Flash Flood Warning
Flood Advisory
Severe Thunderstorm Watch
Flash Flood Warning
Severe Thunderstorm Watch
Get Flood Advisory Alerts for Iron County
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Frequently Asked Questions
What does a Flood Advisory mean for Iron County, Missouri?
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Is this Flood Advisory currently active?
Yes — this alert is active as of our last check (just now). It's set to expire August 20, 2026 at 4:45 AM ET.
How do I get notified about Flood Advisory alerts for Iron County?
Download StormCast free on Google Play and set Iron County, Missouri as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Flood Advisory is also in effect for Madison County.