Alert archive / Nebraska / River Flood Warnings in 2011
River Flood Warning 35, NWS Omaha, NE
NWS Omaha, NE issued this river flood warning at Jun 21, 2011, 8:23 PM CDT for Knox County, Nebraska. It took effect at Jun 22, 2011, 6:32 AM CDT. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jun 21, 2011, 8:23 PM CDT (01:23 UTC)
- In effect from
- Jun 22, 2011, 6:32 AM CDT
- Expired
- Jun 22, 2011, 10:39 AM CDT
- In force
- 4 hr
- Issued by
- NWS Omaha, NE
- Flood severity
- Minor
County Knox County, NE
The radar
The Sioux Falls radar (KFSD), 142 km from the middle of the area, began a volume at 01:25 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The river
Written for the forecast point Ponca Creek at Verdel (VERN1). The gauge peaked at 11.40 ft at Jun 22, 2011, 10:00 AM CDT.
- Action stage
- 12 ft
- Minor stage
- 13.5 ft
- Moderate stage
- 15 ft
- Major stage
- 17 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 06453600, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
What forecasters said that day
The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Omaha, NE wrote its last area forecast discussion before this river flood warning went out at Jun 21, 3:14 PM CDT, 5 hours 9 minutes earlier.
Area forecast discussion, Jun 21, 3:14 PM CDT, 5 hours 9 minutes before
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</html>Hazardous weather outlook, Jun 21, 4:55 PM CDT, 3 hours 28 minutes before
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</html>Nearby
River Flood Warnings in Nebraska, 2011Every river flood warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.