Flood Advisory — Harrison 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 4 at 6:57PM CDT until August 4 at 10:00PM CDT by NWS Kansas City/Pleasant Hill MO
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Central Harrison County in north central Missouri... Southwestern Mercer County in north central Missouri... * WHEN...Until 1000 PM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 657 PM 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 of 0.5 to 1.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Bethany, Ridgeway, Eagleville, New Hampton, Cainsville, Blythedale, Mount Moriah, Martinsville and Hatfield. - http://www.weather.gov/safety/flood
Effective August 4, 2026 at 7:57 PM ET · Expires August 4, 2026 at 11:00 PM ET
Event Details
Event Type
Flood Advisory
Severity
minor
Issued By
NWS Kansas City/Pleasant Hill MO
Expires
August 4, 2026 at 11:00 PM ET
Last Checked
1 minute ago
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Also In Effect For
This same Flood Advisory also covers:
Other Active Alerts in Missouri
Get Flood Advisory Alerts for Harrison County
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Frequently Asked Questions
What does a Flood Advisory mean for Harrison 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 (1 minute ago). It's set to expire August 4, 2026 at 11:00 PM ET.
How do I get notified about Flood Advisory alerts for Harrison County?
Download StormCast free on Google Play and set Harrison 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 Mercer County.