Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 534, NWS Norman, OK

June 5, 2019Garfield County, Grant County, Major County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Jun 5, 2019, 6:10 PM CDT for Garfield County, Grant County, Major County, Oklahoma. It was in force for 50 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 5, 2019, 6:10 PM CDT (23:10 UTC)
Expired: Jun 5, 2019, 7:00 PM CDT
In force: 50 min
Issued by: NWS Norman, OK
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Garfield County, OK, Grant County, OK, Major County, OK

The radar

The Vance AFB radar (KVNX), 28 km from the middle of the area, began a volume at 23:13 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 nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 11.2 hours before the alert went out and 153 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 335 J/kg
Mixed-layer CIN: -113 J/kg
Mixed-layer LCL: 1043 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: -25 m²/s²
0-3 km storm-relative helicity: -3 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 5, 3:59 PM CDT, 2 hours 11 minutes earlier.

Area forecast discussion, Jun 5, 3:59 PM CDT, 2 hours 11 minutes before

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Hazardous weather outlook, Jun 5, 11:32 AM CDT, 6 hours 38 minutes before

Hazardous Weather Outlook
National Weather Service Norman OK
1132 AM CDT Wed Jun 5 2019

OKZ004>048-050>052-TXZ083>090-061645-
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-
1132 AM CDT Wed Jun 5 2019

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

.DAY ONE...Through Tonight...

.Thunderstorms...
Scattered thunderstorms are expected this afternoon into the
evening, especially across south central and southeast Oklahoma.

Additional thunderstorms are expected to approach western
Oklahoma and adjacent parts of north Texas late this evening into
the overnight hours. There is a Marginal Risk for severe
thunderstorms with the potential for gusty winds and small hail.

.Heavy Rainfall and Flooding...
Heavy rainfall will be possible with any thunderstorms, which
could lead to localized flooding.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday...

.Thunderstorms...
Numerous thunderstorms are expected to continue Thursday into
Friday. Low thunderstorm chances return on Sunday with additional
low chances on Tuesday.

.Heavy Rainfall and Flooding...
Heavy rainfall may accompany any thunderstorms Thursday into
Friday, which could lead to localized flooding.

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

Mahale

In the hours before

Special weather statement, Jun 5, 5:14 PM CDT, 56 minutes before

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Special weather statement, Jun 5, 5:17 PM CDT, 53 minutes before

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Special weather statement, Jun 5, 5:19 PM CDT, 51 minutes before

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Local storm report, Jun 5, 5:20 PM CDT, 50 minutes before

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Special weather statement, Jun 5, 5:53 PM CDT, 17 minutes before

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Special weather statement, Jun 5, 5:55 PM CDT, 15 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 4, 8:57 PM CDT	River Flood Warning	OUN	Major, Woods, Woodward	22 hr
Jun 5, 12:05 AM CDT	Special Weather Statement	OUN	Harper	25 min
Jun 5, 12:36 AM CDT	Special Weather Statement	OUN	Harper	39 min
Jun 5, 2:15 PM CDT	Areal Flood Advisory	OUN	Carter	3 hr
Jun 5, 2:52 PM CDT	Flash Flood Warning	OUN	Carter	3 hr
Jun 5, 3:02 PM CDT	Severe Thunderstorm Warning	OUN	Jackson, Kiowa, Tillman	43 min
Jun 5, 3:24 PM CDT	Areal Flood Advisory	OUN	Hughes	3 hr
Jun 5, 3:25 PM CDT	Areal Flood Advisory	OUN	Johnston, Marshall	3 hr
Jun 5, 3:37 PM CDT	Flash Flood Warning	OUN	Johnston, Marshall	3 hr
Jun 5, 3:45 PM CDT	Special Weather Statement	OUN	Grady	30 min
Jun 5, 3:49 PM CDT	Special Weather Statement	OUN	Dewey	26 min
Jun 5, 4:27 PM CDT	Special Weather Statement	OUN	Cleveland	33 min
Jun 5, 4:41 PM CDT	Special Weather Statement	OUN	Dewey	34 min
Jun 5, 4:58 PM CDT	Areal Flood Advisory	OUN	Canadian, Oklahoma	2 hr
Jun 5, 5:14 PM CDT	Special Weather Statement	OUN	Grant	31 min
Jun 5, 5:17 PM CDT	Special Weather Statement	OUN	Major	28 min
Jun 5, 5:35 PM CDT	Areal Flood Advisory	OUN	Cotton, Jefferson, Stephens	115 min
Jun 5, 5:53 PM CDT	Special Weather Statement	OUN	Major	37 min
Jun 5, 5:55 PM CDT	Special Weather Statement	OUN	Grant	35 min
Jun 5, 6:24 PM CDT	Special Weather Statement	OUN	Washita	36 min
Jun 5, 6:33 PM CDT	Special Weather Statement	OUN	Cotton	42 min
Jun 5, 3:40 PM CDT	Special Weather Statement	OUN	Baylor	35 min
Jun 5, 5:19 PM CDT	Special Weather Statement	OUN	Clay	56 min
Jun 5, 6:00 PM CDT	Areal Flood Advisory	OUN	Archer, Clay	2 hr

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2019 Every severe thunderstorm 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.