Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 399, NWS Norman, OK

June 4, 20206 counties in Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Jun 4, 2020, 6:49 PM CDT for 6 counties in Oklahoma. It was in force for 71 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 4, 2020, 6:49 PM CDT (23:49 UTC)
Expired: Jun 4, 2020, 8:00 PM CDT
In force: 71 min
Issued by: NWS Norman, OK
Area: Storm-based polygon
Hail: 0.75 in
Wind: 80.0 mph

Counties Blaine County, OK, Caddo County, OK, Canadian County, OK, Custer County, OK, Kiowa County, OK, Washita County, OK

The radar

The Altus AFB radar (KFDR), 120 km from the middle of the area, began a volume at 23:51 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 4, 3:45 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Jun 4, 6:36 PM CDT, 13 minutes earlier.

Area forecast discussion, Jun 4, 6:36 PM CDT, 13 minutes before

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Hazardous weather outlook, Jun 4, 12:15 PM CDT, 6 hours 34 minutes before

Hazardous Weather Outlook...UPDATED
National Weather Service Norman OK
1215 PM CDT Thu Jun 4 2020

OKZ004>048-050>052-TXZ083>090-051715-
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-
1215 PM CDT Thu Jun 4 2020

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

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

.Thunderstorms...
During the mid to late afternoon, isolated to scattered
thunderstorms are expected to develop across the Texas Panhandle
and northwest Oklahoma. The initial threat will be damaging winds
to 70 mph and hail up to the size of ping pong balls. Individual
storm movement will be east-southeast at around 20 mph.

By this evening, storms are expected to merge into clusters and
lines and accelerate southeastward posing primarily a damaging
wind threat across much of western Oklahoma into north Texas.
Storms should diminish or move out of the area by around midnight
or shortly thereafter.

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

.Thunderstorms...
Thunderstorm chances will return again Monday and Tuesday across
southeastern Oklahoma.

.Heat...
A few locations across central Oklahoma and north Texas will
experience heat index values over 105 degrees Friday afternoon.

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

In the hours before

Local storm report, Jun 4, 6:34 PM CDT, 15 minutes before

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Local storm report, Jun 4, 6:36 PM CDT, 13 minutes before

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Local storm report, Jun 4, 6:38 PM CDT, 11 minutes before

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Local storm report, Jun 4, 6:39 PM CDT, 10 minutes before

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Local storm report, Jun 4, 6:43 PM CDT, 6 minutes before

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Local storm report, Jun 4, 6:45 PM CDT, 4 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
Jun 3, 7:00 PM CDT	Special Weather Statement	OUN	Kingfisher	30 min
Jun 4, 3:34 PM CDT	Special Weather Statement	OUN	Harper	26 min
Jun 4, 3:45 PM CDT	Severe Thunderstorm Warning	OUN	Harper	33 min
Jun 4, 4:31 PM CDT	Special Weather Statement	OUN	Harper	29 min
Jun 4, 4:40 PM CDT	Special Weather Statement	OUN	Ellis	20 min
Jun 4, 4:47 PM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper, Woodward	58 min
Jun 4, 5:15 PM CDT	Severe Thunderstorm Warning	OUN	Dewey, Woodward	45 min
Jun 4, 5:27 PM CDT	Severe Thunderstorm Warning	OUN	Custer, Dewey, Ellis, Roger Mills	48 min
Jun 4, 6:00 PM CDT	Special Weather Statement	OUN	Dewey	30 min
Jun 4, 6:06 PM CDT	Severe Thunderstorm Warning	OUN	Beckham, Custer, Dewey, Roger Mills, Washita	54 min
Jun 4, 6:54 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Dewey, Kingfisher	66 min
Jun 4, 6:57 PM CDT	Severe Thunderstorm Warning	OUN	Beckham, Greer, Harmon	63 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2020 Every severe thunderstorm 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.