Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 516, NWS Norman, OK

June 1, 20194 counties in Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Jun 1, 2019, 9:13 AM CDT for 4 counties in Oklahoma. It was in force for 47 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 1, 2019, 9:13 AM CDT (14:13 UTC)
Expired: Jun 1, 2019, 10:00 AM CDT
In force: 47 min
Issued by: NWS Norman, OK
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Ellis County, OK, Harper County, OK, Woods County, OK, Woodward County, OK

The radar

The Vance AFB radar (KVNX), 114 km from the middle of the area, began a volume at 14:13 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

Dodge City, (KDDC), launched 12:00Z, 2.2 hours before the alert went out and 143 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: 1452 J/kg
Mixed-layer CIN: -103 J/kg
Mixed-layer LCL: 1516 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 12 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -2.0

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 1, 4:58 AM CDT, 4 hours 15 minutes earlier.

Area forecast discussion, Jun 1, 4:58 AM CDT, 4 hours 15 minutes before

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Hazardous weather outlook, Jun 1, 4:55 AM CDT, 4 hours 18 minutes before

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In the hours before

Special weather statement, Jun 1, 7:54 AM CDT, 1 hour 19 minutes before

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Special weather statement, Jun 1, 9:05 AM CDT, 8 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 1, 7:54 AM CDT	Special Weather Statement	OUN	Harper	36 min
Jun 1, 8:23 AM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper	52 min
Jun 1, 9:05 AM CDT	Special Weather Statement	OUN	Harper	25 min
Jun 1, 10:04 AM CDT	Special Weather Statement	OUN	Ellis, Woods, Woodward	56 min
Jun 1, 10:47 AM CDT	Special Weather Statement	OUN	Dewey	28 min
Jun 1, 11:48 AM CDT	Special Weather Statement	OUN	Blaine, Custer, Washita	57 min
Jun 1, 12:37 PM CDT	Special Weather Statement	OUN	Canadian	38 min
Jun 1, 12:49 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Grady, Kingfisher	41 min
Jun 1, 1:19 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Cleveland, Grady, Kingfisher, Logan and 2 more	41 min
Jun 1, 1:45 PM CDT	Special Weather Statement	OUN	Grady, McClain	30 min
Jun 1, 1:56 PM CDT	Areal Flood Advisory	OUN	Logan, Oklahoma	2 hr
Jun 1, 1:57 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Lincoln, Logan, Oklahoma, Pottawatomie	38 min
Jun 1, 2:21 PM CDT	Special Weather Statement	OUN	Garvin, McClain	39 min
Jun 1, 2:51 PM CDT	Special Weather Statement	OUN	Garvin	24 min
Jun 1, 3:18 PM CDT	Severe Thunderstorm Warning	OUN	Cotton, Tillman	42 min
Jun 1, 3:20 PM CDT	Special Weather Statement	OUN	Tillman	25 min
Jun 1, 3:22 PM CDT	Special Weather Statement	OUN	Murray, Pontotoc	53 min
Jun 1, 3:25 PM CDT	Special Weather Statement	OUN	Jackson	50 min
Jun 1, 3:38 PM CDT	Special Weather Statement	OUN	Cotton	37 min
Jun 1, 3:46 PM CDT	Special Weather Statement	OUN	Cotton	29 min
Jun 1, 4:11 PM CDT	Special Weather Statement	OUN	Johnston	49 min
Jun 1, 4:16 PM CDT	Areal Flood Advisory	OUN	Cotton, Jefferson, Tillman	3 hr
Jun 1, 4:24 PM CDT	Special Weather Statement	OUN	Tillman	51 min
Jun 1, 4:30 PM CDT	Special Weather Statement	OUN	Harmon	45 min
Jun 1, 4:36 PM CDT	Severe Thunderstorm Warning	OUN	Harmon	39 min
Jun 1, 4:38 PM CDT	Special Weather Statement	OUN	Cotton	52 min
Jun 1, 4:59 PM CDT	Severe Thunderstorm Warning	OUN	Harmon, Jackson	46 min
Jun 1, 5:42 PM CDT	Special Weather Statement	OUN	Jackson	48 min
Jun 1, 2:12 PM CDT	Special Weather Statement	OUN	Wilbarger	33 min
Jun 1, 2:14 PM CDT	Special Weather Statement	OUN	Baylor	31 min
Jun 1, 2:38 PM CDT	Special Weather Statement	OUN	Wilbarger	37 min
Jun 1, 3:09 PM CDT	Special Weather Statement	OUN	Wichita	36 min
Jun 1, 3:36 PM CDT	Special Weather Statement	OUN	Wichita	24 min
Jun 1, 4:23 PM CDT	Special Weather Statement	OUN	Clay	22 min
Jun 1, 4:27 PM CDT	Special Weather Statement	OUN	Hardeman	33 min
Jun 1, 4:47 PM CDT	Special Weather Statement	OUN	Clay	28 min
Jun 1, 5:01 PM CDT	Special Weather Statement	OUN	Wilbarger	29 min
Jun 1, 5:04 PM CDT	Areal Flood Advisory	OUN	Hardeman, Wilbarger	3 hr
Jun 1, 5:07 PM CDT	Areal Flood Advisory	OUN	Archer, Clay	3 hr
Jun 1, 5:16 PM CDT	Special Weather Statement	OUN	Clay	29 min
Jun 1, 5:24 PM CDT	Special Weather Statement	OUN	Hardeman	51 min
Jun 1, 5:32 PM CDT	Flash Flood Warning	OUN	Archer, Clay	6 hr
Jun 1, 5:35 PM CDT	Special Weather Statement	OUN	Wilbarger	25 min
Jun 1, 5:40 PM CDT	Special Weather Statement	OUN	Clay	35 min
Jun 1, 5:54 PM CDT	Special Weather Statement	OUN	Wilbarger	36 min
Jun 1, 5:56 PM CDT	Special Weather Statement	OUN	Hardeman	49 min
Jun 1, 6:02 PM CDT	Severe Thunderstorm Warning	OUN	Wichita, Wilbarger	43 min
Jun 1, 6:25 PM CDT	Special Weather Statement	OUN	Archer	50 min
Jun 1, 6:32 PM CDT	Severe Thunderstorm Warning	OUN	Archer, Baylor, Wichita, Wilbarger	43 min
Jun 1, 6:37 PM CDT	Special Weather Statement	OUN	Wilbarger	38 min
Jun 1, 6:59 PM CDT	Special Weather Statement	OUN	Foard, Hardeman	31 min

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.