Flood Advisory — Jefferson County, Kansas
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 19 at 3:02AM CDT until August 19 at 6:00AM CDT by NWS Topeka KS
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Northern Jefferson County in northeastern Kansas... * WHEN...Until 600 AM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 302 AM CDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Between 1 and 2.5 inches of rain have fallen. - Additional rainfall amounts of 0.5 to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Valley Falls, Oskaloosa, McLouth, Ozawkie and Winchester.
Effective August 19, 2026 at 4:02 AM ET · Expires August 19, 2026 at 7:00 AM ET
Event Details
Event Type
Flood Advisory
Severity
minor
Issued By
NWS Topeka KS
Expires
August 19, 2026 at 7:00 AM ET
Last Checked
2 hours ago
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.
Other Active Alerts in Kansas
Flash Flood Warning
Flash Flood Warning
Flood Advisory
Flood Advisory
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Get Flood Advisory Alerts for Jefferson County
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Frequently Asked Questions
What does a Flood Advisory mean for Jefferson County, Kansas?
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 (2 hours ago). It's set to expire August 19, 2026 at 7:00 AM ET.
How do I get notified about Flood Advisory alerts for Jefferson County?
Download StormCast free on Google Play and set Jefferson County, Kansas 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.