Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 361, NWS Norman, OK

May 7, 20084 counties in Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at May 7, 2008, 4:12 AM CDT for 4 counties in Oklahoma. It was in force for 21 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 7, 2008, 4:12 AM CDT (09:12 UTC)
Expired: May 7, 2008, 4:33 AM CDT
In force: 21 min
Issued by: NWS Norman, OK
Area: Storm-based polygon

Counties Comanche County, OK, Cotton County, OK, Grady County, OK, Stephens County, OK

The radar

The Altus AFB radar (KFDR), 81 km from the middle of the area, began a volume at 09:12 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.

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 7, 3:26 AM CDT, 46 minutes earlier.

Area forecast discussion, May 7, 3:26 AM CDT, 46 minutes before

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Hazardous weather outlook, May 6, 8:45 PM CDT, 7 hours 27 minutes before

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In the hours before

Special weather statement, May 6, 10:57 PM CDT, 5 hours 15 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
1057 PM CDT TUE MAY 6 2008

OKZ006-007-070430-
ALFALFA OK-GRANT OK-
1057 PM CDT TUE MAY 6 2008

...SIGNIFICANT WEATHER ADVISORY...

THIS SIGNIFICANT WEATHER ADVISORY IS FOR ALFALFA AND GRANT COUNTIES.

A THUNDERSTORM OUTFLOW BOUNDARY AND SHARP WIND SHIFT A LINE EXTENDED
FROM 22 MILES NORTH OF RENFROW TO DRIFTWOOD AT 1055 PM CDT...MOVING
SOUTHEAST AT 40 MPH.

BEHIND THIS BOUNDARY...WINDS WILL INCREASE FROM THE NORTHWEST...WITH
GUSTS OVER 40 MPH. MUCH OF THE RAIN AND THUNDER WITH THIS SYSTEM
WILL REMAIN IN KANSAS THROUGH 1130 PM.

BURKE

Special weather statement, May 6, 11:28 PM CDT, 4 hours 44 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
1128 PM CDT TUE MAY 6 2008

OKZ007-008-070505-
KAY OK-GRANT OK-
1128 PM CDT TUE MAY 6 2008

...SIGNIFICANT WEATHER ADVISORY...

THIS SIGNIFICANT WEATHER ADVISORY IS FOR GRANT AND KAY COUNTIES.

A THUNDERSTORM OUTFLOW BOUNDARY...AND SHARP WIND SHIFT...WAS LOCATED
FROM 20 MILES NORTH OF NEWKIRK TO 14 MILES WEST OF POND CREEK AT
1125 PM CDT...MOVING EAST AT 40 MPH.

BEHIND THE BOUNDARY...WINDS WILL TURN TO THE NORTH AND
INCREASE...WITH A FEW GUSTS OVER 35 MPH. BY MIDNIGHT...THE WIND
SHIFT WILL REACH THE NORTHERN SIDE OF ENID...OVER TOWARD TONKAWA AND
PONCA CITY. BRIEF HEAVY DOWNPOURS WILL ALSO OCCUR ALONG THE KANSAS
BORDER.

BURKE

Special weather statement, May 6, 11:37 PM CDT, 4 hours 35 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
1137 PM CDT TUE MAY 6 2008

OKZ037-TXZ085-070515-
TILLMAN OK-WILBARGER TX-
1137 PM CDT TUE MAY 6 2008

...SIGNIFICANT WEATHER ADVISORY...

THIS SIGNIFICANT WEATHER ADVISORY IS FOR TILLMAN AND WILBARGER
COUNTIES.

A LINE OF STRONG THUNDERSTORMS WAS LOCATED FROM 5 MILES WEST OF
GRAYBACK TO 6 MILES WEST OF DAVIDSON AT 1137 PM CDT...MOVING EAST AT
20 MPH.

THESE STORMS WILL PRODUCE VERY HEAVY RAIN...WHICH WILL REDUCE
VISIBILITY...AND MAY CAUSE WATER TO POND ON SOME ROADWAYS. IN
ADDITION...SMALL HAIL AND WINDS GUSTS UP TO 45 MPH ARE LIKELY. SOME
OTHER LOCATIONS AFFECTED WILL INCLUDE VERNON...LOCKETT...AND
OKLAUNION.

BURKE

Special weather statement, May 7, 12:35 AM CDT, 3 hours 37 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
1235 AM CDT WED MAY 7 2008

OKZ033>037-TXZ083-085-070615-
JACKSON OK-KIOWA OK-GREER OK-TILLMAN OK-HARMON OK-HARDEMAN TX-
WILBARGER TX-
1235 AM CDT WED MAY 7 2008

...SIGNIFICANT WEATHER ADVISORY...

THIS SIGNIFICANT WEATHER ADVISORY IS FOR GREER...HARDEMAN...HARMON...
JACKSON...KIOWA...TILLMAN AND WILBARGER COUNTIES.

...STRONG WINDS MOVING NORTHWARD FROM THE RED RIVER...

A LINE OF STRONG THUNDERSTORMS WAS LOCATED FROM 20 MILES SOUTHWEST OF
GOODLETT TEXAS TO 6 MILES SOUTHWEST OF FREDERICK OKLAHOMA AT 1235 AM
CDT...MOVING NORTHEAST AT 25 MPH. OUTFLOW FROM THESE STORMS WILL
COMBINE WITH A LOW LEVEL JET STREAM...TO PRODUCE A PERIOD OF TIME
WITH SUSTAINED SOUTHERLY WINDS OF CLOSE TO 40 MPH. GUSTS MAY LOCALLY
REACH 55 MPH NEAR THE RED RIVER IN WESTERN NORTH TEXAS...UP THROUGH
PARTS OF SOUTHWEST OKLAHOMA TOWARD ALTUS...HOBART...HOLLIS...AND
MANGUM.

BURKE

Local storm report, May 7, 1:07 AM CDT, 3 hours 5 minutes before

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Special weather statement, May 7, 2:47 AM CDT, 1 hour 25 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 6, 11:48 PM CDT	Severe Thunderstorm Warning	OUN	Tillman	42 min
May 7, 12:58 AM CDT	High Wind Warning	OUN	Greer, Harmon, Jackson, Kiowa	71 min
May 7, 2:58 AM CDT	Severe Thunderstorm Warning	OUN	Jackson, Kiowa, Tillman	47 min
May 7, 3:31 AM CDT	Severe Thunderstorm Warning	OUN	Comanche, Cotton, Tillman	44 min
May 7, 3:52 AM CDT	Severe Thunderstorm Warning	OUN	Caddo, Comanche, Grady	38 min
May 7, 5:44 AM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Garvin, Grady, McClain, Pottawatomie, Stephens	46 min
May 7, 6:38 AM CDT	Severe Thunderstorm Warning	OUN	Johnston, Lincoln, Pottawatomie, Seminole	52 min
May 7, 6:41 AM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Pottawatomie, Seminole	23 min
May 7, 10:19 AM CDT	Areal Flood Advisory	OUN	Oklahoma	116 min
May 7, 12:13 PM CDT	River Flood Warning	OUN	Pottawatomie, Seminole	22 hr
May 7, 2:24 PM CDT	Severe Thunderstorm Warning	OUN	Jefferson, Stephens	51 min
May 7, 2:55 PM CDT	Severe Thunderstorm Warning	OUN	Carter, Garvin, Murray	65 min
May 7, 3:32 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, McClain, Oklahoma, Pottawatomie	43 min
May 7, 3:37 PM CDT	Areal Flood Advisory	OUN	Blaine, Caddo	3 hr
May 7, 3:37 PM CDT	Severe Thunderstorm Warning	OUN	Jefferson	38 min
May 7, 3:40 PM CDT	Severe Thunderstorm Warning	OUN	Comanche	40 min
May 7, 4:03 PM CDT	Areal Flood Advisory	OUN	Canadian, Oklahoma	3 hr
May 7, 4:05 PM CDT	Severe Thunderstorm Warning	OUN	Stephens	40 min
May 7, 4:10 PM CDT	Severe Thunderstorm Warning	OUN	Love	65 min
May 7, 4:23 PM CDT	Severe Thunderstorm Warning	OUN	Carter, Garvin, Murray	52 min
May 7, 4:33 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Grady	42 min
May 7, 4:55 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Cleveland, Oklahoma	50 min
May 7, 5:05 PM CDT	Tornado Warning	OUN	Oklahoma	25 min
May 7, 5:08 PM CDT	Flash Flood Warning	OUN	Canadian, Oklahoma	3 hr
May 7, 5:14 PM CDT	Severe Thunderstorm Warning	OUN	Carter, Coal, Johnston, Love, Marshall, Murray and 1 more	61 min
May 7, 5:20 PM CDT	Tornado Warning	OUN	Oklahoma	36 min
May 7, 5:33 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Pottawatomie	42 min
May 7, 5:39 PM CDT	Areal Flood Advisory	OUN	Cleveland, Pottawatomie	2 hr
May 7, 5:39 PM CDT	Tornado Warning	OUN	Lincoln, Pottawatomie, Seminole	31 min
May 7, 5:45 PM CDT	Severe Thunderstorm Warning	OUN	Atoka, Bryan, Coal, Johnston, Marshall	60 min
May 7, 6:07 PM CDT	Areal Flood Advisory	OUN	Logan	3 hr
May 7, 6:08 PM CDT	Severe Thunderstorm Warning	OUN	Hughes	52 min
May 7, 6:12 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln	48 min
May 7, 6:16 PM CDT	Severe Thunderstorm Warning	OUN	Coal, Johnston, Pontotoc	30 min
May 7, 6:36 PM CDT	Flash Flood Warning	OUN	Logan	3 hr
May 6, 9:46 PM CDT	Severe Thunderstorm Warning	OUN	Knox	34 min
May 6, 9:48 PM CDT	Severe Thunderstorm Warning	OUN	Foard	42 min
May 6, 11:44 PM CDT	Severe Thunderstorm Warning	OUN	Foard, Hardeman	46 min
May 7, 1:50 AM CDT	Areal Flood Advisory	OUN	Hardeman, Wilbarger	4 hr
May 7, 2:53 AM CDT	Severe Thunderstorm Warning	OUN	Foard, Hardeman	28 min
May 7, 2:32 PM CDT	Severe Thunderstorm Warning	OUN	Knox	58 min
May 7, 3:50 PM CDT	Severe Thunderstorm Warning	OUN	Clay	25 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2008 Every severe thunderstorm warning in 2008

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.