Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 313, NWS Norman, OK

May 19, 2013Noble County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at May 19, 2013, 9:33 PM CDT for Noble County, Oklahoma. It was in force for 27 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 19, 2013, 9:33 PM CDT (02:33 UTC)
Expired: May 19, 2013, 10:00 PM CDT
In force: 27 min
Issued by: NWS Norman, OK
Area: Storm-based polygon

County Noble County, OK

The radar

The Vance AFB radar (KVNX), 89 km from the middle of the area, began a volume at 02:36 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
May 19, 2:14 PM CDT	Tornado Watch	SPC	9 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 May 19, 9:31 PM CDT, 2 minutes earlier.

Area forecast discussion, May 19, 9:31 PM CDT, 2 minutes before

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Hazardous weather outlook, May 19, 1:43 PM CDT, 7 hours 50 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
143 PM CDT SUN MAY 19 2013

OKZ004>048-050>052-TXZ083>090-201000-
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-
143 PM CDT SUN MAY 19 2013

THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN...WESTERN...
CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS.

.DAY ONE...TODAY AND TONIGHT...

THUNDERSTORM OUTLOOK...
THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT
ACROSS PORTIONS OF OKLAHOMA AND WESTERN NORTH TEXAS.

LOCATION...
THE MODERATE RISK AREA IS GENERALLY EAST OF A LINE FROM MEDFORD...
TO ENID...TO EL RENO...TO LAWTON...AND NORTH OF A LINE FROM
LAWTON...TO PAULS VALLEY...TO SEMINOLE. A SLIGHT RISK SURROUNDS
THE MODERATE RISK AREA...AND IS GENERALLY EAST OF A LINE FROM
ARNETT...TO TALOGA...TO GRANDFIELD...TO SEYMOUR.

TIMING... THE MOST LIKELY TIME FOR SEVERE THUNDERSTORMS IS FROM 2 PM
UNTIL MIDNIGHT.

IMPACTS...
HAIL TO THE SIZE OF BASEBALLS AND WIND GUSTS TO MORE THAN 70 MPH
MAY OCCUR WITH THE STRONGER STORMS. TORNADOES WILL ALSO BE
POSSIBLE...ESPECIALLY IN THE AREA FROM NORTH OF OKLAHOMA CITY TO
MEDFORD AND PONCA CITY.

RECOMMENDED ACTIONS...
STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL ACROSS THE
RISK AREA SHOULD PLAN FOR SEVERE WEATHER OPERATIONS FROM 2 PM UNTIL
MIDNIGHT.

DISCUSSION...
MUCH LIKE YESTERDAY...WARM...HUMID...AND VERY UNSTABLE CONDITIONS
ARE DEVELOPING OVER OKLAHOMA AND NORTH TEXAS THIS AFTERNOON. A FAIRLY
STRONG CAPPING INVERSION IS EXPECTED TO SUPPRESS THUNDERSTORM
DEVELOPMENT UNTIL EARLY AFTERNOON. BY MID-AFTERNOON...DAYTIME HEATING
IS FORECAST TO GREATLY WEAKEN THE INVERSION. A DRYLINE WILL MOVE
EAST FROM THE PANHANDLES INTO WESTERN OKLAHOMA AND TO CENTRAL
OKLAHOMA BY LATE AFTERNOON. CONVERGENCE ALONG THE DRYLINE...PLUS
SUPPORT FROM AN UPPER-LEVEL WAVE...SHOULD PUSH A FEW UPDRAFTS
THROUGH THE CAPPING INVERSION. THE STRONG INSTABILITY WILL RESULT IN
RAPID THUNDERSTORM DEVELOPMENT... AND WIND PROFILES WILL SUPPORT
ROTATING UPDRAFTS...PARTICULARLY WITHIN THE MODERATE RISK AREA.

PROBABILITY TABLE...
VALID THROUGH 700 AM CDT MONDAY MAY 20.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
              NWS NORMAN COUNTY WARNING AREA...100 PERCENT.
PROBABILITY OF SEVERE STORMS IF STORMS OCCUR...100 PERCENT.

OTHER HAZARDOUS WEATHER...
STRONG WINDS...LOW HUMIDITIES AND WARM TEMPERATURES WILL CAUSE VERY
HIGH TO EXTREME FIRE DANGER FOR PARTS OF THE AREA. A RED FLAG
WARNING IS IN EFFECT. PLEASE REFER TO THE LATEST VERSION OF THIS
PRODUCT FOR MORE INFORMATION.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...

THUNDERSTORM OUTLOOK...
STRONG TO SEVERE THUNDERSTORMS WILL BE POSSIBLE AGAIN ON MONDAY AND
TUESDAY...MAINLY ACROSS THE EASTERN TWO THIRDS OF OKLAHOMA. THERE
WILL BE AT LEAST A SLIGHT CHANCE OF THUNDERSTORMS EACH DAY FROM
WEDNESDAY THROUGH SATURDAY.

OTHER HAZARDOUS WEATHER...
NONE.

THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT 5 AM
MONDAY.

In the hours before

Local storm report, May 19, 7:25 PM CDT, 2 hours 8 minutes before

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Local storm report, May 19, 7:56 PM CDT, 1 hour 37 minutes before

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Local storm report, May 19, 8:11 PM CDT, 1 hour 22 minutes before

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Special weather statement, May 19, 8:30 PM CDT, 1 hour 3 minutes before

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Special weather statement, May 19, 9:00 PM CDT, 33 minutes before

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Local storm report, May 19, 9:23 PM CDT, 10 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 19, 7:17 PM CDT	Special Weather Statement	OUN	Kay	43 min
May 19, 7:26 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln	34 min
May 19, 7:29 PM CDT	Severe Thunderstorm Warning	OUN	Kay	46 min
May 19, 8:14 PM CDT	Severe Thunderstorm Warning	OUN	Kay	16 min
May 19, 8:30 PM CDT	Special Weather Statement	OUN	Noble	30 min
May 19, 9:00 PM CDT	Special Weather Statement	OUN	Noble	30 min
May 20, 1:34 PM CDT	Special Weather Statement	OUN	Stephens	26 min
May 20, 1:49 PM CDT	Special Weather Statement	OUN	Stephens	26 min
May 20, 2:00 PM CDT	Severe Thunderstorm Warning	OUN	Garvin, Grady, McClain	60 min
May 20, 2:01 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Grady, Stephens	59 min
May 20, 2:12 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Cleveland, Grady, McClain, Oklahoma	48 min
May 20, 2:18 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Logan, Oklahoma	42 min
May 20, 2:20 PM CDT	Special Weather Statement	OUN	Cotton	40 min
May 20, 2:22 PM CDT	Severe Thunderstorm Warning	OUN	Cotton	53 min
May 20, 2:39 PM CDT	Severe Thunderstorm Warning	OUN	Cotton, Jefferson, Stephens	66 min
May 20, 2:40 PM CDT	Tornado Warning	OUN	Cleveland, Grady, McClain, Oklahoma	35 min
May 20, 2:42 PM CDT	Tornado Warning	OUN	Carter, Garvin, Grady, Stephens	33 min
May 20, 3:01 PM CDT	Tornado Warning Emergency	OUN	Cleveland, McClain, Oklahoma	44 min
May 20, 3:07 PM CDT	Severe Thunderstorm Warning	OUN	Cotton, Jefferson, Stephens	53 min
May 20, 3:11 PM CDT	Tornado Warning	OUN	Carter, Garvin, Grady, Stephens	64 min
May 20, 3:21 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Logan, Payne	39 min
May 20, 3:26 PM CDT	Tornado Warning	OUN	Cotton, Jefferson	64 min
May 20, 3:40 PM CDT	Tornado Warning	OUN	Cleveland, Lincoln, Oklahoma, Pottawatomie	35 min
May 20, 3:58 PM CDT	Tornado Warning	OUN	Garvin, Stephens	62 min
May 20, 3:59 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Lincoln, Oklahoma	46 min
May 20, 4:10 PM CDT	Tornado Warning	OUN	Lincoln	35 min
May 20, 4:14 PM CDT	Tornado Warning	OUN	Jefferson	61 min
May 20, 4:36 PM CDT	Tornado Warning	OUN	Garvin, McClain, Pottawatomie	39 min
May 20, 4:42 PM CDT	Tornado Warning	OUN	Lincoln	33 min
May 20, 4:43 PM CDT	Special Weather Statement	OUN	McClain	32 min
May 20, 4:49 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Grady, McClain	56 min
May 20, 4:58 PM CDT	Tornado Warning	OUN	Carter, Jefferson, Love	62 min
May 20, 5:00 PM CDT	Severe Thunderstorm Warning	OUN	Hughes	30 min
May 20, 5:05 PM CDT	Severe Thunderstorm Warning	OUN	Garvin, Hughes, McClain, Pontotoc, Pottawatomie, Seminole	55 min
May 20, 5:06 PM CDT	Tornado Warning	OUN	Jefferson	39 min
May 20, 5:14 PM CDT	Severe Thunderstorm Warning	OUN	Jefferson, Stephens	46 min
May 20, 5:16 PM CDT	Severe Thunderstorm Warning	OUN	Logan, Noble, Payne	44 min
May 20, 5:30 PM CDT	Severe Thunderstorm Warning	OUN	Carter, Johnston, Murray	60 min
May 20, 5:39 PM CDT	Tornado Warning	OUN	Jefferson	36 min
May 20, 5:52 PM CDT	Severe Thunderstorm Warning	OUN	Carter, Jefferson, Love	38 min
May 20, 5:57 PM CDT	Tornado Warning	OUN	Carter, Johnston, Marshall	48 min
May 20, 6:08 PM CDT	Severe Thunderstorm Warning	OUN	Coal, Johnston, Murray, Pontotoc	67 min
May 20, 6:12 PM CDT	Areal Flood Advisory	OUN	Cotton, Jefferson	3 hr
May 20, 6:36 PM CDT	Severe Thunderstorm Warning	OUN	Jefferson, Love	39 min
May 20, 6:37 PM CDT	Tornado Warning	OUN	Atoka, Coal, Johnston	23 min
May 20, 6:40 PM CDT	Severe Thunderstorm Warning	OUN	Atoka, Johnston	65 min
May 20, 6:40 PM CDT	Severe Thunderstorm Warning	OUN	Carter, Love, Marshall	50 min
May 20, 6:44 PM CDT	Special Weather Statement	OUN	Oklahoma	46 min
May 20, 6:47 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Logan, Oklahoma	43 min
May 20, 6:54 PM CDT	Tornado Warning	OUN	Atoka, Coal, Johnston	36 min
May 20, 3:11 PM CDT	Severe Thunderstorm Warning	OUN	Archer, Baylor, Wichita	49 min
May 20, 3:57 PM CDT	Severe Thunderstorm Warning	OUN	Archer, Clay, Wichita	48 min
May 20, 4:09 PM CDT	Severe Thunderstorm Warning	OUN	Clay	51 min
May 20, 4:41 PM CDT	Severe Thunderstorm Warning	OUN	Archer, Clay, Wichita	49 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2013 Every severe thunderstorm warning in 2013

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.