Alert archive / Oklahoma / River Flood Warnings in 2020

River Flood Warning 16, NWS Norman, OK

March 20, 2020Jefferson County, Oklahoma

NWS Norman, OK issued this river flood warning at Mar 20, 2020, 6:40 AM CDT for Jefferson County, Oklahoma. It took effect at Mar 20, 2020, 7:00 AM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Mar 20, 2020, 6:40 AM CDT (11:40 UTC)
In effect from
Mar 20, 2020, 7:00 AM CDT
Expired
Mar 20, 2020, 1:50 PM CDT
In force
7 hr
Issued by
NWS Norman, OK
Area
Storm-based polygon
Flood severity
Minor

County Jefferson County, OK

The radar

The Altus AFB radar (KFDR), 109 km from the middle of the area, began a volume at 11:38 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 Beaver Creek (OK) at Waurika (WAKO2).

Action stage
20 ft
Minor stage
25 ft
Moderate stage
27.5 ft
Major stage
31 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, 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 Mar 19, 6:44 PM CDT, 11 hours 56 minutes earlier.

Area forecast discussion, Mar 19, 6:44 PM CDT, 11 hours 56 minutes before
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Hazardous weather outlook, Mar 19, 12:07 PM CDT, 18 hours 33 minutes before
Hazardous Weather Outlook
National Weather Service Norman OK
1207 PM CDT Thu Mar 19 2020

OKZ004>048-050>052-TXZ083>090-201715-
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-
1207 PM CDT Thu Mar 19 2020

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

.DAY ONE...This Afternoon and Tonight...

.Flooding...
Heavy rainfall today could lead to flooding and flash flooding in
parts of central, south central, and southeast Oklahoma,
especially in areas that have already received several inches of
rain over the last few days.

.Thunderstorms...
Showers and storms will continue to develop this afternoon across
portions of central and southern Oklahoma, and north Texas. There
is a risk for strong to severe storms, mainly southeast of a line
from Chandler and Norman, to Duncan Oklahoma, to Wichita Falls and
Archer City Texas. Hail up to the size of golf balls and damaging
wind gusts up to 70 mph are the main concerns. There is a low
risk for a tornado in southeast Oklahoma. The storms are expected
to shift east of the area early this evening.

.Winds...
Southwest winds at 25 to 35 mph with gusts around 50 mph are
likely across northwest Oklahoma today. Winds of 20 to 30 mph and
gusts around 40 are expected from southwest to north-central
Oklahoma today.

.SPOTTER AND EMERGENCY MANAGEMENT STATEMENT...

Storm spotter groups and emergency management personnel across
the risk areas should prepare for severe weather operations
through the afternoon hours.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday...

.Thunderstorms...
There is a chance of thunderstorms Saturday evening and Monday
evening. Severe weather is not expected either day.

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

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 20, 2:40 AM CDTRiver Flood WarningOUNLove30 hr
Mar 20, 12:54 PM CDTRiver Flood WarningOUNCarter, Johnston, Murray7 hr
Mar 19, 7:56 PM CDTRiver Flood WarningOUNWichita, Wilbarger7 hr

Nearby

River Flood Warnings in Oklahoma, 2020Every river flood warning in 2020

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.