Alert archive / Texas / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 142, NWS Fort Worth, TX

May 2, 2007Erath County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at May 2, 2007, 4:13 PM CDT for Erath County, Texas. It was in force for 62 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 2, 2007, 4:13 PM CDT (21:13 UTC)
Expired: May 2, 2007, 5:15 PM CDT
In force: 62 min
Issued by: NWS Fort Worth, TX
Area: Counties, with a storm outline in the text

County Erath County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 94 km from the middle of the area, began a volume at 21:16 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 2, 3:43 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 9.2 hours before the alert went out and 109 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: 657 J/kg
Mixed-layer CIN: -47 J/kg
Mixed-layer LCL: 662 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 49 m²/s²
0-3 km storm-relative helicity: 73 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Fort Worth, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 2, 4:00 PM CDT, 13 minutes earlier.

Area forecast discussion, May 2, 4:00 PM CDT, 13 minutes before

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Hazardous weather outlook, May 2, 2:39 PM CDT, 1 hour 34 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FORT WORTH TX
239 PM CDT WED MAY 2 2007

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-031945-
MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN-
HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS-
ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL-
JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-
NAVARRO-FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-
LIMESTONE-LEON-MILAM-ROBERTSON-
239 PM CDT WED MAY 2 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT
FLASH FLOOD WATCH IN EFFECT TONIGHT...ALONG AND SOUTH OF A
CISCO...GRANBURY...HILLSBORO...CORSICANA...ATHENS LINE...DUE TO
RECENT...HEAVY RAINS ACROSS THIS AREA.

SCATTERED...SEVERE THUNDERSTORMS WITH DAMAGING WINDS...LARGE
HAIL...AND LOCALLY VERY HEAVY RAINFALL IN EXCESS OF 2 INCHES WILL
MOVE INTO FAR WESTERN SECTIONS OF NORTH TEXAS BY 3 PM AND AFTER.
THIS COMPLEX OF THUNDERSTORMS WILL SPREAD TO THE INTERSTATE 35
CORRIDOR THROUGH MIDNIGHT. A TORNADO OR TWO CANT BE RULED OUT
THROUGH THIS EVENING. OVERNIGHT...THUNDERSTORMS WILL OVERSPREAD
THE REMAINDER OF NORTH TEXAS...WITH THE GREATEST RISK FOR SEVERE
WEATHER ALONG AND SOUTH OF INTERSTATE 20...WHERE STRONGER
INSTABILITY AND WIND SHEAR ALOFT WILL WILL RESIDE.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
SCATTERED...NUMEROUS THUNDERSTORMS...WILL LIKELY BE ONGOING THURSDAY
MORNING...WITH THE GREATEST RISK FOR SEVERE WEATHER BEING OVER SOUTHEAST
PARTS OF THE REGION. ACTIVITY SHOULD SLOWLY TAPER OFF IN THE AFTERNOON...
AS AN UPPER LEVEL DISTURBANCES SHIFTS EAST AWAY FROM THE AREA BY THURSDAY
EVENING.

LOW CHANCES FOR THUNDERSTORMS WILL RETURN TO FAR WESTERN SECTIONS OF
NORTH TEXAS SUNDAY AFTERNOON AND EVENING...THEN OVER THE REMAINDER
OF NORTH TEXAS MONDAY AND TUESDAY...WHEN ANOTHER LOW PRESSURE SYSTEMS
DEEPENS OVER THE SOUTHERN ROCKIES ONCE AGAIN.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL LIKELY BE NEEDED ALONG AND WEST OF
INTERSTATE 35 THROUGH LATE EVENING...THEN AREAS FURTHER EAST BY
MIDNIGHT AND AFTER.

05/

In the hours before

Special weather statement, May 2, 3:33 PM CDT, 40 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
333 PM CDT WED MAY 2 2007

TXZ129-130-141>143-022100-
EASTLAND TX-ERATH TX-COMANCHE TX-HAMILTON TX-MILLS TX-
333 PM CDT WED MAY 2 2007

...SIGNIFICANT WEATHER ADVISORY FOR...
  COMANCHE COUNTY
  EASTLAND COUNTY
  SOUTHWESTERN ERATH COUNTY
  HAMILTON COUNTY
  MILLS COUNTY

AT 333 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 13 MILES SOUTHEAST OF COMANCHE...MOVING NORTHEAST
AT 30 MPH. IN ADDITION...A LINE OF STRONG THUNDERSTORMS EXTENDED
FROM DUDLEY...COLEMAN...TO MENARD...MOVING EAST AT 35 TO 45 MPH.

PEA-SIZED HAIL AND WIND GUSTS TO 40 MPH CAN BE EXPECTED FROM THE
COMANCHE COUNTY STORM.

VERY HEAVY RAIN AND WIND GUSTS TO 50 MPH ARE LIKELY WITH THE LINE OF
STRONG TO SEVERE STORMS.

IF THE COMANCHE COUNTY STORM INTENSIFIES...A SEVERE WEATHER WARNING
MAY BE NEEDED. SEVERE WEATHER WARNINGS ARE LIKELY FOR THE LINE OF
STRONG STORMS AS THEY MOVE EAST INTO NORTH TEXAS.

SEVERE THUNDERSTORMS MAY PRODUCE TORNADOES WITH LITTLE NOTICE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT WEDNESDAY EVENING
FOR NORTH CENTRAL TEXAS.

LAT...LON 3213 9911 3128 9856 3160 9791 3182 9816
      3253 9856 3253 9913

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 1, 8:18 PM CDT	Special Weather Statement	FWD	Milam	27 min
May 1, 8:33 PM CDT	Severe Thunderstorm Warning	FWD	Milam	36 min
May 1, 8:40 PM CDT	Flash Flood Warning	FWD	Milam	4 hr
May 1, 8:46 PM CDT	Special Weather Statement	FWD	Freestone	59 min
May 1, 8:49 PM CDT	Special Weather Statement	FWD	Montague	26 min
May 1, 8:50 PM CDT	Flash Flood Watch	FWD	Anderson, Bell, Bosque, Coryell, Falls, Freestone and 12 more	7 hr
May 1, 8:55 PM CDT	Special Weather Statement	FWD	Bosque	65 min
May 1, 9:20 PM CDT	Special Weather Statement	FWD	Navarro	55 min
May 1, 9:42 PM CDT	Special Weather Statement	FWD	McLennan	33 min
May 1, 9:44 PM CDT	Special Weather Statement	FWD	Freestone	61 min
May 1, 9:51 PM CDT	Severe Thunderstorm Warning	FWD	McLennan	54 min
May 1, 9:57 PM CDT	Special Weather Statement	FWD	Limestone	33 min
May 1, 9:59 PM CDT	Special Weather Statement	FWD	Coryell	61 min
May 1, 10:03 PM CDT	Severe Thunderstorm Warning	FWD	Freestone	32 min
May 1, 10:11 PM CDT	Severe Thunderstorm Warning	FWD	Limestone	64 min
May 1, 10:21 PM CDT	Special Weather Statement	FWD	Navarro	54 min
May 1, 10:24 PM CDT	Flash Flood Warning	FWD	Limestone	111 min
May 1, 10:27 PM CDT	Special Weather Statement	FWD	Falls	63 min
May 1, 10:42 PM CDT	Special Weather Statement	FWD	Henderson	63 min
May 1, 10:53 PM CDT	Special Weather Statement	FWD	Bell	67 min
May 1, 11:05 PM CDT	Severe Thunderstorm Warning	FWD	Falls	55 min
May 2, 12:00 AM CDT	Special Weather Statement	FWD	Robertson	60 min
May 2, 12:07 AM CDT	Special Weather Statement	FWD	Falls	53 min
May 2, 1:08 AM CDT	Special Weather Statement	FWD	Falls	37 min
May 2, 1:32 AM CDT	Special Weather Statement	FWD	Robertson	58 min
May 2, 2:14 AM CDT	Special Weather Statement	FWD	Robertson	31 min
May 2, 3:21 PM CDT	Flash Flood Watch	FWD	Anderson, Bell, Bosque, Comanche, Coryell, Eastland and 15 more	25 hr
May 2, 3:33 PM CDT	Special Weather Statement	FWD	Comanche, Eastland, Hamilton, Mills	27 min
May 2, 3:50 PM CDT	Severe Thunderstorm Warning	FWD	Comanche, Eastland	55 min
May 2, 3:56 PM CDT	Severe Thunderstorm Warning	FWD	Mills	64 min
May 2, 4:39 PM CDT	Severe Thunderstorm Warning	FWD	Comanche, Hamilton	66 min
May 2, 4:44 PM CDT	Severe Thunderstorm Warning	FWD	Eastland	46 min
May 2, 5:08 PM CDT	Severe Thunderstorm Warning	FWD	Bosque, Hood, Somervell	82 min
May 2, 5:13 PM CDT	Severe Thunderstorm Warning	FWD	Erath	21 min
May 2, 5:19 PM CDT	Tornado Warning	FWD	Johnson	26 min
May 2, 5:29 PM CDT	Severe Thunderstorm Warning	FWD	Hill	76 min
May 2, 5:39 PM CDT	Special Weather Statement	FWD	Parker	36 min
May 2, 5:44 PM CDT	Severe Thunderstorm Warning	FWD	Johnson	61 min
May 2, 5:45 PM CDT	Tornado Warning	FWD	Tarrant	40 min
May 2, 5:53 PM CDT	Severe Thunderstorm Warning	FWD	Parker, Wise	57 min
May 2, 5:53 PM CDT	Severe Thunderstorm Warning	FWD	McLennan	67 min
May 2, 6:01 PM CDT	Severe Thunderstorm Warning	FWD	Tarrant	59 min
May 2, 6:09 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Navarro	81 min
May 2, 6:20 PM CDT	Severe Thunderstorm Warning	FWD	Dallas	70 min
May 2, 6:29 PM CDT	Severe Thunderstorm Warning	FWD	Limestone	76 min
May 2, 6:30 PM CDT	Flash Flood Warning	FWD	Johnson, Tarrant	3 hr
May 2, 6:36 PM CDT	Flash Flood Warning	FWD	Wise	3 hr
May 2, 6:42 PM CDT	Severe Thunderstorm Warning	FWD	Johnson	21 min
May 2, 6:44 PM CDT	Flash Flood Warning	FWD	Dallas	4 hr
May 2, 6:47 PM CDT	Severe Thunderstorm Warning	FWD	Henderson, Kaufman, Rockwall	73 min
May 2, 6:53 PM CDT	Severe Thunderstorm Warning	FWD	Lampasas, Mills	67 min
May 2, 6:53 PM CDT	Severe Thunderstorm Warning	FWD	Freestone	97 min
May 2, 6:57 PM CDT	Severe Thunderstorm Warning	FWD	Tarrant	25 min

Nearby

Severe Thunderstorm Warnings in Texas, 2007 Every severe thunderstorm warning in 2007

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.