Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 211, NWS Norman, OK

May 5, 2022Lincoln County, Pottawatomie County, Seminole County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at May 5, 2022, 10:38 AM CDT for Lincoln County, Pottawatomie County, Seminole County, Oklahoma. It was in force for 52 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: May 5, 2022, 10:38 AM CDT (15:38 UTC)
Expired: May 5, 2022, 11:30 AM CDT
In force: 52 min
Issued by: NWS Norman, OK
Area: Storm-based polygon
Hail: 1.5 in
Wind: 50.0 mph

Counties Lincoln County, OK, Pottawatomie County, OK, Seminole County, OK

The radar

The Norman radar (KTLX), 42 km from the middle of the area, began a volume at 15:41 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

Fort Worth, TX (KFWD), launched 12:00Z, 3.6 hours before the alert went out and 285 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: 1562 J/kg
Mixed-layer CIN: -147 J/kg
Mixed-layer LCL: 750 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 274 m²/s²
0-3 km storm-relative helicity: 346 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 4.2

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 May 5, 10:09 AM CDT, 29 minutes earlier.

Area forecast discussion, May 5, 10:09 AM CDT, 29 minutes before

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Hazardous weather outlook, May 5, 4:26 AM CDT, 6 hours 12 minutes before

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In the hours before

Local storm report, May 5, 10:10 AM CDT, 28 minutes before

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Local storm report, May 5, 10:12 AM CDT, 26 minutes before

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Special weather statement, May 5, 10:12 AM CDT, 26 minutes before

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Local storm report, May 5, 10:25 AM CDT, 13 minutes before

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Local storm report, May 5, 10:30 AM CDT, 8 minutes before

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Local storm report, May 5, 10:34 AM 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
May 4, 7:08 PM CDT	Tornado Warning	OUN	Seminole	35 min
May 4, 7:14 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, McClain, Pottawatomie	46 min
May 4, 7:26 PM CDT	Severe Thunderstorm Warning	OUN	Dewey, Ellis, Major, Roger Mills, Woodward	49 min
May 4, 7:44 PM CDT	Areal Flood Advisory	OUN	Cleveland, McClain	3 hr
May 4, 7:51 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Pottawatomie, Seminole	39 min
May 4, 7:53 PM CDT	Areal Flood Advisory	OUN	Seminole	3 hr
May 4, 7:57 PM CDT	Tornado Warning	OUN	Harmon	48 min
May 4, 8:05 PM CDT	Tornado Warning	OUN	Pottawatomie, Seminole	40 min
May 4, 8:09 PM CDT	Areal Flood Advisory	OUN	Pottawatomie	3 hr
May 4, 8:18 PM CDT	Areal Flood Advisory	OUN	Dewey, Ellis, Roger Mills, Woodward	3 hr
May 4, 8:24 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Lincoln, Pottawatomie, Seminole	51 min
May 4, 8:25 PM CDT	Tornado Warning	OUN	Greer, Harmon	50 min
May 4, 8:30 PM CDT	Flash Flood Warning	OUN	Seminole	5 hr
May 4, 8:30 PM CDT	Tornado Warning	OUN	Pottawatomie, Seminole	45 min
May 4, 8:42 PM CDT	Flash Flood Warning	OUN	Pottawatomie, Seminole	6 hr
May 4, 8:45 PM CDT	Severe Thunderstorm Warning	OUN	Greer, Jackson, Kiowa	45 min
May 4, 9:03 PM CDT	Areal Flood Advisory	OUN	Greer	3 hr
May 4, 9:14 PM CDT	Areal Flood Advisory	OUN	Major	3 hr
May 4, 9:16 PM CDT	Severe Thunderstorm Warning	OUN	Hughes, Pottawatomie, Seminole	14 min
May 4, 9:26 PM CDT	Severe Thunderstorm Warning	OUN	Greer, Jackson, Kiowa	49 min
May 4, 9:33 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Tillman	42 min
May 4, 9:53 PM CDT	Flash Flood Warning	OUN	Lincoln, Pottawatomie, Seminole	5 hr
May 4, 9:57 PM CDT	Severe Thunderstorm Warning	OUN	Kiowa, Washita	48 min
May 4, 9:59 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Cotton, Tillman	46 min
May 4, 10:17 PM CDT	Tornado Warning	OUN	Cotton, Tillman	43 min
May 4, 10:18 PM CDT	Areal Flood Advisory	OUN	Lincoln, Logan, Oklahoma, Payne, Pottawatomie	3 hr
May 4, 10:29 PM CDT	Flash Flood Warning	OUN	Lincoln, Pottawatomie	5 hr
May 4, 10:36 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Caddo	27 min
May 4, 10:37 PM CDT	Tornado Warning	OUN	Tillman	23 min
May 4, 10:39 PM CDT	Areal Flood Advisory	OUN	Kay	3 hr
May 4, 10:45 PM CDT	Severe Thunderstorm Warning	OUN	Harmon, Jackson	17 min
May 4, 10:52 PM CDT	Areal Flood Advisory	OUN	Lincoln, Logan, Payne	3 hr
May 4, 10:52 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Jefferson, Love	38 min
May 4, 11:21 PM CDT	Areal Flood Advisory	OUN	Caddo, Canadian, Cleveland, Comanche, Grady, Logan and 3 more	7 hr
May 4, 11:27 PM CDT	Severe Thunderstorm Warning	OUN	Jefferson, Love	48 min
May 4, 11:31 PM CDT	Severe Thunderstorm Warning	OUN	Jackson, Tillman	44 min
May 4, 11:38 PM CDT	Special Weather Statement	OUN	Tillman	37 min
May 4, 11:43 PM CDT	Flash Flood Warning	OUN	Cleveland, McClain, Oklahoma	3 hr
May 5, 12:03 AM CDT	Special Weather Statement	OUN	Comanche	27 min
May 5, 12:08 AM CDT	Severe Thunderstorm Warning	OUN	Jackson, Kiowa, Tillman	52 min
May 5, 12:10 AM CDT	Areal Flood Advisory	OUN	Comanche, Cotton, Jackson, Kiowa, Tillman	4 hr
May 5, 12:54 AM CDT	Flash Flood Warning	OUN	Comanche	4 hr
May 5, 12:54 AM CDT	Severe Thunderstorm Warning	OUN	Comanche, Kiowa, Tillman	51 min
May 5, 1:41 AM CDT	Special Weather Statement	OUN	Comanche	49 min
May 5, 1:50 AM CDT	River Flood Advisory	OUN	Hughes	6 hr
May 5, 2:15 AM CDT	Special Weather Statement	OUN	Grady	45 min
May 5, 3:07 AM CDT	Special Weather Statement	OUN	Comanche, Grady	23 min
May 5, 3:20 AM CDT	Areal Flood Advisory	OUN	Cleveland, Hughes, Lincoln, Logan, Oklahoma, Payne and 2 more	5 hr
May 5, 3:48 AM CDT	Special Weather Statement	OUN	Cleveland	42 min
May 5, 4:56 AM CDT	Special Weather Statement	OUN	Grant	49 min
May 5, 6:00 AM CDT	Special Weather Statement	OUN	Alfalfa	45 min
May 5, 6:34 AM CDT	Areal Flood Advisory	OUN	Canadian, Kingfisher, Logan, Oklahoma, Payne	3 hr
May 5, 8:12 AM CDT	River Flood Advisory	OUN	Grady	6 hr
May 5, 8:16 AM CDT	Special Weather Statement	OUN	Noble	29 min
May 5, 9:24 AM CDT	Special Weather Statement	OUN	Canadian	36 min
May 5, 9:33 AM CDT	Special Weather Statement	OUN	Cleveland	27 min
May 5, 9:44 AM CDT	Severe Thunderstorm Warning	OUN	Canadian	46 min
May 5, 9:56 AM CDT	Severe Thunderstorm Warning	OUN	Oklahoma	49 min
May 5, 10:09 AM CDT	Special Weather Statement	OUN	Cleveland, McClain	36 min
May 5, 10:12 AM CDT	Special Weather Statement	OUN	Grady	33 min
May 5, 10:22 AM CDT	Severe Thunderstorm Warning	OUN	Canadian, Kingfisher, Logan, Oklahoma	38 min
May 5, 10:23 AM CDT	Areal Flood Advisory	OUN	Cleveland, Grady, Lincoln, Logan, McClain, Oklahoma	3 hr
May 5, 10:26 AM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Logan, Noble, Oklahoma, Payne	49 min
May 5, 10:27 AM CDT	Areal Flood Advisory	OUN	Canadian, Garfield, Kingfisher, Lincoln, Logan, Noble and 2 more	3 hr
May 5, 10:47 AM CDT	Severe Thunderstorm Warning	OUN	Canadian, Logan, Oklahoma	43 min
May 5, 10:51 AM CDT	Special Weather Statement	OUN	Woods	39 min
May 5, 10:55 AM CDT	Special Weather Statement	OUN	Kay	50 min
May 5, 10:57 AM CDT	Special Weather Statement	OUN	Grady	33 min
May 5, 11:02 AM CDT	Severe Thunderstorm Warning	OUN	Kay	28 min
May 5, 11:10 AM CDT	Areal Flood Advisory	OUN	Cleveland, Lincoln, McClain, Oklahoma, Payne, Pottawatomie and 1 more	3 hr
May 5, 11:13 AM CDT	Special Weather Statement	OUN	Oklahoma	32 min
May 5, 11:32 AM CDT	Special Weather Statement	OUN	Logan	28 min
May 5, 12:31 PM CDT	Special Weather Statement	OUN	Atoka	29 min
May 5, 1:01 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Bryan	44 min
May 5, 1:48 PM CDT	Special Weather Statement	OUN	Bryan	27 min
May 5, 1:50 PM CDT	Special Weather Statement	OUN	Bryan	25 min
May 5, 1:54 PM CDT	Special Weather Statement	OUN	Coal	36 min
May 5, 2:07 PM CDT	Special Weather Statement	OUN	Atoka	53 min
May 5, 2:10 PM CDT	Special Weather Statement	OUN	Atoka	50 min
May 4, 7:23 PM CDT	Areal Flood Advisory	OUN	Foard	3 hr

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2022 Every severe thunderstorm warning in 2022

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.