Alert archive / Oklahoma / River Flood Warnings in 2009

River Flood Warning 29, NWS Norman, OK

August 18, 2009Grant County, Kay County, Noble County, Oklahoma

NWS Norman, OK issued this river flood warning at Aug 18, 2009, 8:25 AM CDT for Grant County, Kay County, Noble County, Oklahoma. It took effect at Aug 18, 2009, 8:44 PM CDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued: Aug 18, 2009, 8:25 AM CDT (13:25 UTC)
In effect from: Aug 18, 2009, 8:44 PM CDT
Expired: Aug 19, 2009, 7:55 AM CDT
In force: 11 hr
Issued by: NWS Norman, OK
Flood severity: Minor

Counties Grant County, OK, Kay County, OK, Noble County, OK

The radar

The Vance AFB radar (KVNX), 67 km from the middle of the area, began a volume at 13:28 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 Salt Fork Arkansas River at Tonkawa (TONO2). The gauge peaked at 17.10 ft at Aug 19, 2009, 4:00 PM CDT.

Action stage: 14 ft
Minor stage: 17 ft
Moderate stage: 20 ft
Major stage: 25 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 07151000, 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 Norman, OK wrote its last area forecast discussion before this river flood warning went out at Aug 18, 6:35 AM CDT, 1 hour 50 minutes earlier.

Area forecast discussion, Aug 18, 6:35 AM CDT, 1 hour 50 minutes before

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Hazardous weather outlook, Aug 18, 6:10 AM CDT, 2 hours 15 minutes before

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In the hours before

Special weather statement, Aug 18, 3:54 AM CDT, 4 hours 31 minutes before

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Special weather statement, Aug 18, 4:15 AM CDT, 4 hours 10 minutes before

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Special weather statement, Aug 18, 4:44 AM CDT, 3 hours 41 minutes before

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Special weather statement, Aug 18, 4:56 AM CDT, 3 hours 29 minutes before

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Special weather statement, Aug 18, 5:06 AM CDT, 3 hours 19 minutes before

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Special weather statement, Aug 18, 5:33 AM CDT, 2 hours 52 minutes before

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The office that day

Everything else NWS Norman, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 17, 7:06 PM CDT	Flash Flood Warning	OUN	Blaine	6 hr
Aug 17, 7:13 PM CDT	Severe Thunderstorm Warning	OUN	Grant, Kay	62 min
Aug 17, 7:30 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Canadian, Kingfisher	75 min
Aug 17, 7:41 PM CDT	Severe Thunderstorm Warning	OUN	Custer, Dewey, Roger Mills	64 min
Aug 17, 8:12 PM CDT	Severe Thunderstorm Warning	OUN	Grant, Kay	63 min
Aug 17, 8:29 PM CDT	Flash Flood Warning	OUN	Blaine	5 hr
Aug 17, 8:34 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Caddo, Canadian, Custer, Kingfisher	56 min
Aug 17, 8:37 PM CDT	Flash Flood Warning	OUN	Grant, Kay	6 hr
Aug 17, 9:11 PM CDT	Severe Thunderstorm Warning	OUN	Grant	64 min
Aug 17, 9:31 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Caddo, Canadian, Grady, Kingfisher	74 min
Aug 17, 9:38 PM CDT	Severe Thunderstorm Warning	OUN	Kay	37 min
Aug 17, 10:16 PM CDT	Severe Thunderstorm Warning	OUN	Grant, Kay	59 min
Aug 18, 1:08 AM CDT	Areal Flood Warning	OUN	Blaine	6 hr
Aug 18, 2:34 AM CDT	Areal Flood Warning	OUN	Grant, Kay	10 hr
Aug 18, 6:44 AM CDT	Areal Flood Advisory	OUN	Blaine	4 hr
Aug 18, 8:54 AM CDT	Areal Flood Advisory	OUN	Noble, Payne	5 hr
Aug 18, 10:34 AM CDT	Areal Flood Advisory	OUN	Blaine, Caddo, Custer, Washita	3 hr
Aug 18, 11:51 AM CDT	River Flood Warning	OUN	Blaine, Caddo, Canadian, Custer	15 hr

Nearby

River Flood Warnings in Oklahoma, 2009 Every river flood warning in 2009

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.