Alert archive / Oklahoma / River Flood Warnings in 2019

River Flood Warning 71, NWS Norman, OK

May 20, 2019Canadian County, Oklahoma

NWS Norman, OK issued this river flood warning at May 20, 2019, 9:11 AM CDT for Canadian County, Oklahoma. It took effect at May 21, 2019, 10:24 AM CDT. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued: May 20, 2019, 9:11 AM CDT (14:11 UTC)
In effect from: May 21, 2019, 10:24 AM CDT
Expired: May 22, 2019, 7:00 AM CDT
In force: 21 hr
Issued by: NWS Norman, OK
Area: Storm-based polygon
Flood severity: Minor

County Canadian County, OK

The radar

The Norman radar (KTLX), 68 km from the middle of the area, began a volume at 14:10 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 North Canadian River near El Reno (ELNO2). The gauge peaked at 19.33 ft at May 21, 2019, 1:00 PM CDT.

Action stage: 13 ft
Minor stage: 17 ft
Moderate stage: 19 ft
Major stage: 21 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 07239500, 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 May 20, 6:46 AM CDT, 2 hours 25 minutes earlier.

Area forecast discussion, May 20, 6:46 AM CDT, 2 hours 25 minutes before

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Hazardous weather outlook, May 20, 8:57 AM CDT, 14 minutes before

Hazardous Weather Outlook...UPDATED
National Weather Service Norman OK
857 AM CDT Mon May 20 2019

OKZ004>048-050>052-TXZ083>090-211400-
Harper-Woods-Alfalfa-Grant-Kay-Ellis-Woodward-Major-Garfield-
Noble-Roger Mills-Dewey-Custer-Blaine-Kingfisher-Logan-Payne-
Beckham-Washita-Caddo-Canadian-Oklahoma-Lincoln-Grady-McClain-
Cleveland-Pottawatomie-Seminole-Hughes-Harmon-Greer-Kiowa-Jackson-
Tillman-Comanche-Stephens-Garvin-Murray-Pontotoc-Coal-Cotton-
Jefferson-Carter-Johnston-Atoka-Love-Marshall-Bryan-Hardeman-
Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay-
857 AM CDT Mon May 20 2019

This hazardous weather outlook is for portions of northern...
western...central...and southern Oklahoma...and western north
Texas.

.DAY ONE...Today and Tonight...

.Thunderstorms...
There is a High Risk for severe thunderstorms today into tonight.
Significant and widespread severe weather is expected across
Oklahoma and northern Texas.

Location...
The High Risk is across western north Texas, western Oklahoma,
and central Oklahoma. Outside the High Risk, there is an Enhanced
to Moderate Risk for severe thunderstorms.

Timing...
Severe thunderstorms will be possible the entire period with the
most likely time for significant severe weather this afternoon and
evening.

Impacts...
Very large hail, damaging winds, and tornadoes are expected with
the strongest thunderstorms. Strong to violent, potentially long-
track, tornadoes are possible. The greatest risk for tornadoes is
this afternoon and evening. Overnight, a line of thunderstorms
with a continued threat of damaging winds and tornadoes will move
through the entire area.

.Flooding and Heavy Rainfall...
Flooding and flash flooding is likely given the several rounds of
severe thunderstorms with intense rainfall. The risk is
particularly high in central and north central Oklahoma where some
areas will likely receive more than 5 inches. Significant, life-
threatening, flooding will be possible. A flood watch is in effect
until Tuesday afternoon.

.SPOTTER AND EMERGENCY MANAGEMENT STATEMENT...
Storm spotter groups and emergency management personnel across
the entire area should prepare for severe weather operations
through tonight.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday...

.Thunderstorms...
After Tuesday, thunderstorms remain in the
forecast into the weekend with a continued risk for severe
thunderstorms, especially on Thursday.

.Flooding and Heavy Rainfall...
After Tuesday, the risk for heavy rainfall and flooding will
continue with periods of showers and thunderstorms expected
through the end of the week.

Get graphics and more details at weather.gov/norman...and follow
our weather forecast office on Twitter and Facebook.

Mahale

In the hours before

Local storm report, May 20, 8:34 AM CDT, 37 minutes before

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Special weather statement, May 20, 8:59 AM CDT, 12 minutes before

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Special weather statement, May 20, 9:00 AM CDT, 11 minutes before

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Special weather statement, May 20, 9:04 AM CDT, 7 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
May 20, 7:35 AM CDT	Severe Thunderstorm Warning	OUN	Ellis	40 min
May 20, 7:56 AM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper	34 min
May 20, 8:10 AM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper, Woodward	50 min
May 20, 8:30 AM CDT	Areal Flood Advisory	OUN	Ellis, Harper, Woods, Woodward	3 hr
May 20, 8:33 AM CDT	River Flood Warning	OUN	Custer, Washita	4 days
May 20, 8:35 AM CDT	River Flood Warning	OUN	Caddo, Kiowa, Washita	21 days
May 20, 8:39 AM CDT	River Flood Warning	OUN	Caddo, Garvin, Grady	21 days
May 20, 8:49 AM CDT	Severe Thunderstorm Warning	OUN	Harper, Major, Woods, Woodward	41 min
May 20, 8:59 AM CDT	Special Weather Statement	OUN	Alfalfa, Major	31 min
May 20, 9:00 AM CDT	Special Weather Statement	OUN	Logan	30 min
May 20, 9:04 AM CDT	Special Weather Statement	OUN	Woodward	26 min
May 20, 9:09 AM CDT	River Flood Warning	OUN	Dewey, Major, Woodward	5 days
May 20, 9:11 AM CDT	River Flood Warning	OUN	Blaine, Canadian	61 hr
May 20, 9:12 AM CDT	River Flood Warning	OUN	Canadian, Oklahoma	3 days
May 20, 9:15 AM CDT	River Flood Warning	OUN	Oklahoma	43 hr
May 20, 9:16 AM CDT	River Flood Warning	OUN	Lincoln, Oklahoma, Pottawatomie	4 days
May 20, 9:16 AM CDT	Special Weather Statement	OUN	Payne	29 min
May 20, 9:27 AM CDT	Special Weather Statement	OUN	Alfalfa, Garfield, Grant, Noble	33 min
May 20, 9:28 AM CDT	Areal Flood Advisory	OUN	Alfalfa, Woods	2 hr
May 20, 9:32 AM CDT	River Flood Warning	OUN	Grady	21 days
May 20, 9:33 AM CDT	River Flood Warning	OUN	Garvin	60 hr
May 20, 9:33 AM CDT	Severe Thunderstorm Warning	OUN	Logan, Noble, Payne	42 min
May 20, 9:39 AM CDT	River Flood Warning	OUN	Jackson, Kiowa, Tillman	12 days
May 20, 9:40 AM CDT	River Flood Warning	OUN	Cotton, Jefferson, Tillman	21 days
May 20, 9:41 AM CDT	River Flood Warning	OUN	Cotton	4 days
May 20, 9:42 AM CDT	River Flood Warning	OUN	Comanche, Cotton	5 days
May 20, 9:43 AM CDT	Special Weather Statement	OUN	Lincoln	32 min
May 20, 9:45 AM CDT	River Flood Warning	OUN	Major, Woods, Woodward	11 days
May 20, 9:47 AM CDT	River Flood Warning	OUN	Kingfisher, Logan	10 days
May 20, 9:48 AM CDT	River Flood Warning	OUN	Logan, Payne	4 days
May 20, 9:49 AM CDT	River Flood Warning	OUN	Payne	21 days
May 20, 9:51 AM CDT	River Flood Warning	OUN	Grant, Kay, Noble	23 days
May 20, 9:52 AM CDT	River Flood Warning	OUN	Pottawatomie, Seminole	49 hr
May 20, 9:53 AM CDT	River Flood Warning	OUN	Blaine, Caddo, Canadian, Custer	3 days
May 20, 9:53 AM CDT	Special Weather Statement	OUN	Grant, Kay, Noble	37 min
May 20, 9:54 AM CDT	River Flood Warning	OUN	Cleveland, McClain	65 hr
May 20, 10:18 AM CDT	River Flood Warning	OUN	Logan	52 hr
May 20, 10:22 AM CDT	River Flood Warning	OUN	Logan	59 hr
May 20, 10:27 AM CDT	Special Weather Statement	OUN	Alfalfa, Major	33 min
May 20, 10:40 AM CDT	Special Weather Statement	OUN	Harper	35 min
May 20, 10:49 AM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper, Woodward	41 min
May 20, 10:53 AM CDT	Areal Flood Advisory	OUN	Grant, Kay	3 hr
May 20, 10:54 AM CDT	River Flood Warning	OUN	Kingfisher	41 hr
May 20, 10:56 AM CDT	River Flood Warning	OUN	Kingfisher	45 hr
May 20, 11:15 AM CDT	Special Weather Statement	OUN	Grant	30 min
May 20, 11:28 AM CDT	Special Weather Statement	OUN	Harper	32 min
May 20, 11:43 AM CDT	Special Weather Statement	OUN	Garfield, Kay	32 min
May 20, 11:49 AM CDT	Areal Flood Advisory	OUN	Alfalfa, Ellis, Harper, Woods, Woodward	116 min
May 20, 11:58 AM CDT	Special Weather Statement	OUN	Woodward	32 min
May 20, 12:03 PM CDT	Areal Flood Advisory	OUN	Alfalfa, Garfield, Major, Noble, Woods, Woodward	117 min
May 20, 12:22 PM CDT	Special Weather Statement	OUN	Payne	38 min
May 20, 12:24 PM CDT	Special Weather Statement	OUN	Woods	36 min
May 20, 12:26 PM CDT	Special Weather Statement	OUN	Kay	34 min
May 20, 12:40 PM CDT	Special Weather Statement	OUN	Coal, Hughes, Pontotoc, Seminole	35 min
May 20, 12:43 PM CDT	Special Weather Statement	OUN	Caddo	32 min
May 20, 12:55 PM CDT	Special Weather Statement	OUN	Alfalfa	35 min
May 20, 1:07 PM CDT	Special Weather Statement	OUN	Noble	23 min
May 20, 1:40 PM CDT	Special Weather Statement	OUN	Roger Mills	35 min
May 20, 1:45 PM CDT	Areal Flood Advisory	OUN	Alfalfa, Ellis, Garfield, Grant, Harper, Kay and 4 more	4 hr
May 20, 2:04 PM CDT	Severe Thunderstorm Warning	OUN	Ellis, Roger Mills	56 min
May 20, 2:15 PM CDT	Severe Thunderstorm Warning	OUN	Custer, Dewey, Roger Mills	45 min
May 20, 2:24 PM CDT	Special Weather Statement	OUN	Canadian	36 min
May 20, 2:24 PM CDT	Tornado Warning	OUN	Custer, Ellis, Roger Mills	51 min
May 20, 2:27 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Grady	33 min
May 20, 2:38 PM CDT	Severe Thunderstorm Warning	OUN	Beckham, Roger Mills	52 min
May 20, 2:52 PM CDT	Severe Thunderstorm Warning	OUN	Custer, Dewey, Ellis, Major, Roger Mills, Woodward	68 min
May 20, 2:53 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Kingfisher	52 min
May 20, 2:55 PM CDT	Tornado Warning	OUN	Canadian, Kingfisher	50 min
May 20, 3:04 PM CDT	River Flood Warning	OUN	Grant, Kay	3 days
May 20, 3:09 PM CDT	River Flood Warning	OUN	Blaine, Kingfisher, Major	3 days
May 20, 3:12 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Grant	48 min
May 20, 3:13 PM CDT	Areal Flood Advisory	OUN	Dewey, Major, Woodward	2 hr
May 20, 3:21 PM CDT	Severe Thunderstorm Warning	OUN	Roger Mills	39 min
May 20, 3:26 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Dewey	34 min
May 20, 3:29 PM CDT	River Flood Warning	OUN	Woodward	58 hr
May 20, 3:34 PM CDT	Tornado Warning Tornado observed	OUN	Kingfisher, Logan	41 min
May 20, 3:42 PM CDT	River Flood Warning	OUN	Pottawatomie	36 hr
May 20, 3:45 PM CDT	Flash Flood Warning	OUN	Garfield, Grant, Kay, Noble	3 hr
May 20, 3:52 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Grant, Kay, Noble	53 min
May 20, 3:55 PM CDT	Tornado Warning	OUN	Harmon	50 min

Nearby

River Flood Warnings in Oklahoma, 2019 Every river flood warning in 2019

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.