Flash Flood Warning — Knox County, Nebraska
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Current Status
🌊 Active: Flash Flood Warning
Flash Flood Warning issued August 12 at 4:19AM CDT until August 12 at 7:30AM CDT by NWS Omaha/Valley NE
FFWOAX The National Weather Service in Omaha/Valley has issued a * Flash Flood Warning for... West Central Cedar County in northeastern Nebraska... Southeastern Knox County in northeastern Nebraska... * Until 730 AM CDT. * At 419 AM CDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Bloomfield, Wausa and Center.
Effective August 12, 2026 at 5:19 AM ET · Expires August 12, 2026 at 8:30 AM ET
Event Details
Event Type
Flash Flood Warning
Severity
severe
Issued By
NWS Omaha/Valley NE
Expires
August 12, 2026 at 8:30 AM 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. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Also In Effect For
This same Flash Flood Warning also covers:
Other Active Alerts in Nebraska
Flash Flood Warning
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Get Flash Flood Warning Alerts for Knox County
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Frequently Asked Questions
What does a Flash Flood Warning mean for Knox County, Nebraska?
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Is this Flash Flood Warning currently active?
Yes — this alert is active as of our last check (1 minute ago). It's set to expire August 12, 2026 at 8:30 AM ET.
How do I get notified about Flash Flood Warning alerts for Knox County?
Download StormCast free on Google Play and set Knox County, Nebraska 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 Flash Flood Warning is also in effect for Cedar County.