Alert archive / Oklahoma / Tornado Warnings in 2008

Tornado Warning 49, NWS Norman, OK

May 23, 2008Ellis County, Harper County, Woodward County, Oklahoma

NWS Norman, OK issued this tornado warning at May 23, 2008, 7:27 PM CDT for Ellis County, Harper County, Woodward County, Oklahoma. It was in force for 33 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 23, 2008, 7:27 PM CDT (00:27 UTC)
Expired: May 23, 2008, 8:00 PM CDT
In force: 33 min
Issued by: NWS Norman, OK
Area: Storm-based polygon

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

The radar

The Dodge City radar (KDDC), 121 km from the middle of the area, began a volume at 00:30 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 was reported inside it

Time	Report	Where	Remark
May 23, 8:03 PM CDT	HAIL 1.5	8 Se Selman, OK	7 SOUTH OF HWYS 34/64 JUNCTION
May 23, 8:10 PM CDT	TORNADO	10 Ne Fort Supply, OK	AMATEUR RADIO AND MEDIA REPORTS
May 23, 8:10 PM CDT	TORNADO	9 Ne Fort Supply, OK	THREE HOUSES WERE COMPLETELY DESTROYED. THERE WERE NO INJURIES FROM ANY OF OCCUPENTS OF THE HOMES.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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 23, 5:09 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 0.5 hours before the alert went out and 121 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: 2314 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 1449 m above ground
0-6 km bulk shear: 70 kt
0-1 km storm-relative helicity: 198 m²/s²
0-3 km storm-relative helicity: 371 m²/s²
Significant tornado parameter: 2.2
Supercell composite: 14.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS54 KOUN 240027
TOROUN
OKC045-059-153-240100-
/O.NEW.KOUN.TO.W.0049.080524T0027Z-080524T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORMAN OK
727 PM CDT FRI MAY 23 2008

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN ELLIS COUNTY IN NORTHWEST OKLAHOMA...
  EASTERN HARPER COUNTY IN NORTHWEST OKLAHOMA...
  WESTERN WOODWARD COUNTY IN NORTHWEST OKLAHOMA...

* UNTIL 800 PM CDT

* AT 727 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 9 MILES SOUTH OF
  MAY...MOVING NORTHEAST AT 40 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUFFALO...FORT SUPPLY...MAY AND
  SELMAN.

IN ADDITION TO A TORNADO THREAT... THIS STORM LIKELY CONTAINS
DAMAGING HAIL TO THE SIZE OF BASEBALLS OR LARGER.

A TORNADO MAY FORM AT ANYTIME. TAKE COVER NOW. ABANDON MOBILE HOMES
AND VEHICLES. IF POSSIBLE... MOVE TO A BASEMENT OR STORM SHELTER.
OTHERWISE... MOVE TO AN INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR.
STAY AWAY FROM WINDOWS.

LAT...LON 3693 9963 3680 9928 3642 9961 3646 9986
TIME...MOT...LOC 0027Z 206DEG 35KT 3651 9970

$$
WR

2 follow-up statements

000 
WWUS54 KOUN 240037
SVSOUN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
737 PM CDT FRI MAY 23 2008

OKC045-059-153-240100-
/O.CON.KOUN.TO.W.0049.000000T0000Z-080524T0100Z/
WOODWARD OK-HARPER OK-ELLIS OK-
737 PM CDT FRI MAY 23 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR NORTHERN
ELLIS...EASTERN HARPER AND WESTERN WOODWARD COUNTIES...

AT 737 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 5 MILES WEST OF
FORT SUPPLY...MOVING NORTHEAST AT 40 MPH.

* THE TORNADO WILL BE NEAR...
  SELMAN...BUFFALO AROUND 800 PM CDT...

IN ADDITION TO A TORNADO THREAT... THIS STORM LIKELY CONTAINS
DAMAGING HAIL TO THE SIZE OF BASEBALLS OR LARGER.

A TORNADO MAY FORM AT ANYTIME. TAKE COVER NOW. ABANDON MOBILE HOMES
AND VEHICLES. IF POSSIBLE... MOVE TO A BASEMENT OR STORM SHELTER.
OTHERWISE... MOVE TO AN INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR.
STAY AWAY FROM WINDOWS.

LAT...LON 3693 9963 3690 9954 3689 9953 3689 9952
      3680 9928 3645 9962 3656 9977
TIME...MOT...LOC 0037Z 206DEG 35KT 3660 9965

$$
WR

000 
WWUS54 KOUN 240048
SVSOUN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
748 PM CDT FRI MAY 23 2008

OKC045-059-153-240100-
/O.CON.KOUN.TO.W.0049.000000T0000Z-080524T0100Z/
WOODWARD OK-HARPER OK-ELLIS OK-
748 PM CDT FRI MAY 23 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CDT FOR NORTHERN
ELLIS...EASTERN HARPER AND NORTHWESTERN WOODWARD COUNTIES...

AT 748 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 2 MILES WEST OF
FORT SUPPLY...MOVING NORTHEAST AT 32 MPH.

IN ADDITION TO A TORNADO THREAT... THIS STORM LIKELY CONTAINS
DAMAGING HAIL TO THE SIZE OF BASEBALLS OR LARGER.

A TORNADO MAY FORM AT ANYTIME. TAKE COVER NOW. ABANDON MOBILE HOMES
AND VEHICLES. IF POSSIBLE... MOVE TO A BASEMENT OR STORM SHELTER.
OTHERWISE... MOVE TO AN INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR.
STAY AWAY FROM WINDOWS.

LAT...LON 3693 9963 3690 9954 3688 9950 3688 9949
      3680 9928 3651 9960 3662 9973
TIME...MOT...LOC 0048Z 219DEG 27KT 3659 9961

$$
WR

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 23, 7:17 PM CDT	Tornado Warning	OUN	Ellis	13 min
May 23, 7:57 PM CDT	Tornado Warning	OUN	Harper, Woodward	33 min
May 23, 8:10 PM CDT	Severe Thunderstorm Warning	OUN	Harper	50 min
May 23, 8:24 PM CDT	Tornado Warning	OUN	Harper, Woods, Woodward	36 min
May 23, 9:00 PM CDT	Tornado Warning	OUN	Woods	15 min
May 23, 9:32 PM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper	58 min
May 23, 10:28 PM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper, Woods, Woodward	62 min
May 23, 11:26 PM CDT	Severe Thunderstorm Warning	OUN	Ellis, Harper, Woods, Woodward	64 min
May 23, 11:55 PM CDT	Severe Thunderstorm Warning	OUN	Beckham, Dewey, Ellis, Roger Mills	35 min
May 24, 12:28 AM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Beckham, Custer, Dewey, Ellis, Major and 3 more	62 min
May 24, 1:31 AM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Beckham, Blaine, Custer, Dewey, Major and 3 more	59 min
May 24, 2:19 AM CDT	Severe Thunderstorm Warning	OUN	Garfield	41 min
May 24, 2:29 AM CDT	Severe Thunderstorm Warning	OUN	Grant	31 min
May 24, 1:54 PM CDT	Severe Thunderstorm Warning	OUN	Garfield	51 min
May 24, 2:21 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Kingfisher	39 min
May 24, 2:26 PM CDT	Tornado Warning	OUN	Garfield, Kingfisher	34 min
May 24, 2:42 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Grant	48 min
May 24, 2:47 PM CDT	Tornado Warning	OUN	Garfield, Kingfisher	43 min
May 24, 2:55 PM CDT	Tornado Warning	OUN	Garfield	35 min
May 24, 3:29 PM CDT	Tornado Warning	OUN	Garfield	46 min
May 24, 4:13 PM CDT	Tornado Warning	OUN	Garfield	62 min
May 24, 4:22 PM CDT	Tornado Warning	OUN	Garfield	53 min
May 24, 5:14 PM CDT	Tornado Warning	OUN	Garfield, Logan, Noble	31 min
May 24, 5:48 PM CDT	Severe Thunderstorm Warning	OUN	Garfield	27 min
May 24, 5:51 PM CDT	Tornado Warning	OUN	Noble, Payne	54 min
May 24, 6:39 PM CDT	Tornado Warning	OUN	Noble	51 min
May 24, 6:41 PM CDT	Severe Thunderstorm Warning	OUN	Garfield	49 min
May 24, 6:49 PM CDT	Tornado Warning	OUN	Noble	41 min
May 24, 6:59 PM CDT	Areal Flood Advisory	OUN	Garfield, Noble	3 hr

Nearby

Tornado Warnings in Oklahoma, 2008 Every tornado warning in 2008 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.