Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 642, NWS Norman, OK

May 29, 2001Hardeman County, Texas

NWS Norman, OK issued this severe thunderstorm warning at May 29, 2001, 10:13 PM CDT for Hardeman County, Texas. It was in force for 32 min. 7 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 29, 2001, 10:13 PM CDT (03:13 UTC)
Expired: May 29, 2001, 10:45 PM CDT
In force: 32 min
Issued by: NWS Norman, OK
Area: Whole counties

County Hardeman County, TX

What was reported inside it

Time	Report	Where	Remark
May 29, 10:13 PM CDT	Hail 0.88	Quanah, TX
May 29, 10:15 PM CDT	Hail 1.75	Acme, TX
May 29, 10:21 PM CDT	Tornado F1	Quanah, TX	This was a large tornado, observed by many persons, but only produced F1 damage. The tornado formed about 3 miles east of Quanah and tracked east-southeast for 8 miles before dissipating. As the tornado crossed Highway 287, a semi-truck, which pulled to the si
May 29, 10:25 PM CDT	Hail 1.75	Quanah, TX
May 29, 10:33 PM CDT	Hail 2.75	Chillicothe, TX
May 29, 10:33 PM CDT	Thunderstorm Wind 87 M	Chillicothe, TX
May 29, 10:54 PM CDT	Thunderstorm Wind	Chillicothe, TX	Damage to buildings, trees, power poles, and other infrastructure was sustained city-wide.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

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 29, 7:30 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 3.2 hours before the alert went out and 207 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: 2215 J/kg
Mixed-layer CIN: -77 J/kg
Mixed-layer LCL: 1261 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 213 m²/s²
0-3 km storm-relative helicity: 279 m²/s²
Significant tornado parameter: 1.9
Supercell composite: 17.2

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 29, 2:30 PM CDT, 7 hours 43 minutes earlier.

Area forecast discussion, May 29, 2:30 PM CDT, 7 hours 43 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORMAN OK
230 PM CDT TUE MAY 29 2001

SHOWERS AND THUNDERSTORMS WILL MOVE INTO WESTERN OK THIS EVENING
FROM THE TX AND OK PANHANDLES AS THE CORE OF THE UPPER LEVEL TROUGH
MOVES INTO WESTERN OK TONIGHT. THE LOW LEVEL JET WILL STRENGTHEN
ACROSS CENTRAL OK LATER TONIGHT AND THE HEAVIER RAINFALL IS EXPECTED
TO BE FROM CENTRAL TO NORTHERN OK...AREAS THAT WILL BE NORTH OF THE
RED RIVER WARM FRONT AND CLOSER TO THE STRONGER KINEMATICS. STORMS
THAT MOVE INTO WESTERN OK ARE EXPECTED FOR FORM AN MCS AND MOVE
ACROSS THIS AREA OVERNIGHT.

AS THE UPPER TROUGH PASSES TO THE EAST TUESDAY, A COLD FRONT WILL
MOVE INTO NORTHWEST OK TUESDAY MORNING AND INTO THE CENTRAL PART OF
THE STATE BY EVENING. SHOWERS AND STORMS WILL REMAIN IN THE FORECAST
ALONG AND AHEAD OF THIS FRONT...LASTING INTO WEDNESDAY NIGHT ACROSS
SOUTHERN OK.

ONCE THIS SYSTEM CLEARS...THURSDAY AND FRIDAY WILL SEE DRIER AND
COOLER NIGHTTIME AIR. AN UPPER RIDGE IS EXPECTED TO BUILD INTO THE
SOUTHERN PLAINS DURING THE WEEKEND WITH WEAK SOUTHWEST FLOW EARLY
NEXT WEEK...A WARMING AIRMASS AND NO SIGNIFICANT WEATHER MAKER.

FCSTID = 9
OKC   67  81  57  83 /  70  40   0   0
HBR   66  81  57  84 /  70  20   0   0
SPS   67  86  60  88 /  60  40   0   0
GAG   62  80  54  84 /  80  20   0   0
PNC   66  80  55  84 / 100  30   0   0
DUA   69  85  63  85 /  60  80  60   0

.OUN...
OK...NONE.
TX...NONE.

In the hours before

Local storm report, May 29, 9:14 PM CDT, 59 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
914 PM CDT TUE MAY 29 2001

TIME (CDT) .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0913 PM    BU>FFALO                   OK   60 MPH WIND GUST
05/29/01   HARPER                         ESTIMATED BY COUNTY
                                          SHERIFFS OFFICE

KT

Local storm report, May 29, 9:39 PM CDT, 34 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
939 PM CDT TUE MAY 29 2001

TIME (CDT) .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0915 PM    1 SW BUFFALO              OK   65 MPH WIND GUST
05/29/01   HARPER                         MEASURED BY OKLAHOMA
                                          MESONET

KT

Local storm report, May 29, 9:55 PM CDT, 18 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
955 PM CDT TUE MAY 29 2001

TIME (CDT) .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0951 PM    3 BWNW MAYFIELD            OK   .75 INCH HAIL
05/29/01   BECKHAM                        PUBLIC REPORT

KT

Local storm report, May 29, 10:08 PM CDT, 5 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
1008 PM CDT TUE MAY 29 2001

TIME (CDT) .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1010 PM    1t0 W QUANAH               TX   .75 INCH HAIL
05/29/01   HARDEMAN                       AMATEUR RADIO REPORT

KT

Local storm report, May 29, 10:12 PM CDT, 1 minute before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
1012 PM CDT TUE MAY 29 2001

TIME (CDT) .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0940 PM    21 NNE MOORELAND          OK   67 MPH WIND GUST
05/29/01   WOODWARD                       MEASURED BY OKLAHOMA
                                          MESONET

0945 PM    21 NNE MOORELAND          OK   67 MPH WIND GUST
05/29/01   WOODWARD                       MEASURED BY OKLAHOMA
                                          MESONET

1013 PM    10 W QUANAH               TX   .88 INCH HAIL
05/29/01   HARDEMAN                       AMATEUR RADIO REPORT

1015 PM    ACME                      TX   1.75 INCH HAIL
05/29/01   HARDEMAN                       AMATEUR RADIO REPORT
 V
1015 PM    2 W ELDORADO              OK   1.00 INCH HAIL
05/29/01   JACKSON                        AMATEUR RADIO REPORT

KT

The office that day

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

Issued	Product	Office	Counties	Lasted
May 29, 8:52 PM CDT	Severe Thunderstorm Warning	OUN	Harper	38 min
May 29, 9:42 PM CDT	Severe Thunderstorm Warning	OUN	Beckham	48 min
May 29, 10:03 PM CDT	Severe Thunderstorm Warning	OUN	Jackson	42 min
May 29, 10:07 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Major	38 min
May 29, 10:14 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Grant	46 min
May 29, 10:22 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Custer, Dewey	38 min
May 29, 10:27 PM CDT	Severe Thunderstorm Warning	OUN	Beckham	33 min
May 29, 10:39 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Grant, Kay, Noble	51 min
May 29, 10:44 PM CDT	Severe Thunderstorm Warning	OUN	Jackson	46 min
May 29, 11:03 PM CDT	Tornado Warning	OUN	Tillman	27 min
May 29, 11:05 PM CDT	Severe Thunderstorm Warning	OUN	Beckham, Custer, Washita	40 min
May 29, 11:06 PM CDT	Tornado Warning	OUN	Kay	24 min
May 29, 11:12 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Caddo, Canadian	48 min
May 29, 11:12 PM CDT	Severe Thunderstorm Warning	OUN	Kingfisher, Logan	48 min
May 29, 11:29 PM CDT	Severe Thunderstorm Warning	OUN	Tillman	46 min
May 29, 11:43 PM CDT	Severe Thunderstorm Warning	OUN	Washita	47 min
May 29, 11:44 PM CDT	Tornado Warning	OUN	Canadian	31 min
May 30, 12:01 AM CDT	Severe Thunderstorm Warning	OUN	Greer, Harmon	44 min
May 30, 12:03 AM CDT	Severe Thunderstorm Warning	OUN	Jackson	42 min
May 30, 12:03 AM CDT	Severe Thunderstorm Warning	OUN	Caddo	42 min
May 30, 12:13 AM CDT	Severe Thunderstorm Warning	OUN	Cotton, Tillman	47 min
May 30, 12:17 AM CDT	Severe Thunderstorm Warning	OUN	Canadian	43 min
May 30, 12:29 AM CDT	Tornado Warning	OUN	Cotton, Tillman	31 min
May 30, 12:39 AM CDT	Severe Thunderstorm Warning	OUN	Kiowa	51 min
May 30, 12:44 AM CDT	Severe Thunderstorm Warning	OUN	Greer, Harmon, Jackson	46 min
May 30, 12:49 AM CDT	Severe Thunderstorm Warning	OUN	Oklahoma	41 min
May 30, 12:57 AM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Grady	48 min
May 30, 1:01 AM CDT	Tornado Warning	OUN	Cotton	29 min
May 30, 1:20 AM CDT	Severe Thunderstorm Warning	OUN	Cleveland, McClain	40 min
May 30, 1:28 AM CDT	Severe Thunderstorm Warning	OUN	Greer, Jackson, Kiowa	47 min
May 30, 1:30 AM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Oklahoma, Pottawatomie	45 min
May 30, 1:46 AM CDT	Severe Thunderstorm Warning	OUN	Caddo	44 min
May 30, 1:58 AM CDT	Severe Thunderstorm Warning	OUN	Cleveland, McClain	47 min
May 30, 2:01 AM CDT	Severe Thunderstorm Warning	OUN	Comanche	44 min
May 30, 2:24 AM CDT	Severe Thunderstorm Warning	OUN	Caddo, Grady	36 min
May 30, 2:42 AM CDT	Severe Thunderstorm Warning	OUN	Comanche	48 min
May 30, 2:57 AM CDT	Severe Thunderstorm Warning	OUN	Garvin, McClain	48 min
May 30, 3:12 AM CDT	Severe Thunderstorm Warning	OUN	Grady	48 min
May 30, 3:28 AM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Pottawatomie	47 min
May 30, 3:36 AM CDT	Severe Thunderstorm Warning	OUN	Caddo, Washita	39 min
May 30, 3:43 AM CDT	Severe Thunderstorm Warning	OUN	Seminole	47 min
May 29, 9:13 PM CDT	Tornado Warning	OUN	Hardeman	32 min
May 29, 9:47 PM CDT	Tornado Warning	OUN	Hardeman	28 min
May 29, 10:13 PM CDT	Tornado Warning	OUN	Hardeman	32 min
May 29, 10:39 PM CDT	Tornado Warning	OUN	Hardeman, Wilbarger	36 min
May 30, 6:32 PM CDT	Severe Thunderstorm Warning	OUN	Clay	43 min

Nearby

Severe Thunderstorm Warnings in Texas, 2001 Every severe thunderstorm warning in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.