Alert archive / Texas / Tornado Warnings in 2007

Tornado Warning 4, NWS Midland/Odessa, TX

March 23, 2007Pecos County, Texas

NWS Midland/Odessa, TX issued this tornado warning at Mar 23, 2007, 6:20 PM CDT for Pecos County, Texas. It was in force for 55 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Mar 23, 2007, 6:20 PM CDT (23:20 UTC)
Expired: Mar 23, 2007, 7:15 PM CDT
In force: 55 min
Issued by: NWS Midland/Odessa, TX
Area: Counties, with a storm outline in the text

County Pecos County, TX

The radar

The Midland/Odessa radar (KMAF), 181 km from the middle of the area, began a volume at 23:21 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
Mar 23, 3:19 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.3 hours before the alert went out and 181 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: 1360 J/kg
Mixed-layer CIN: -66 J/kg
Mixed-layer LCL: 538 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 171 m²/s²
0-3 km storm-relative helicity: 168 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 3.9

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMAF 232323
TORMAF
TXC371-240015-
/O.NEW.KMAF.TO.W.0004.070323T2320Z-070324T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
620 PM CDT FRI MAR 23 2007

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN PECOS COUNTY IN SOUTHWEST TEXAS...

* UNTIL 715 PM CDT

* AT 617 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER SOUTHERN
  PECOS COUNTY...ABOUT 22 MILES EAST OF MARATHON...OR ABOUT 45 MILES
  SOUTH OF FORT STOCKTON...MOVING NORTHEAST AT 30 MPH.

* THE TORNADO WILL AFFECT THE FOLLOWING LOCATIONS...
  RURAL LOCATIONS OF SOUTHERN PECOS COUNTY ALONG U.S. HIGHWAY 90...
  U.S. HIGHWAY 285 ABOUT 38 MILES SOUTH OF FORT STOCKTON BY 720 PM...

A TORNADO MAY FORM AT ANY TIME...TAKE COVER NOW. ABANDON MOBILE
HOMES AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS.

IN ADDITION TO THE TORNADO... THIS STORM IS CAPABLE OF PRODUCING
LARGE HAIL TO THE SIZE OF BASEBALLS AND DESTRUCTIVE STRAIGHT LINE
WINDS. 

IF YOU ARE CAUGHT OUTSIDE... SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT... SEEK SHELTER IN A CULVERT... DITCH OR
LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

DO NOT ATTEMPT TO DRIVE AWAY FROM THE TORNADO. CARS ARE EASILY TOSSED
AROUND BY TORNADIC WINDS. IF YOU ARE CAUGHT IN THE PATH OF A
TORNADO... LEAVE THE CAR AND GO TO A STRONG BUILDING. IF NO SAFE
STRUCTURE IS NEARBY... SEEK SHELTER IN A DITCH OR LOW SPOT AND COVER
YOUR HEAD WITH YOUR HANDS.

TO REPORT SEVERE WEATHER ONLY... CALL THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN MIDLAND AT 1 800 597 3220.

LAT...LON 3034 10299 3016 10272 3044 10238 3068 10266

$$

1 follow-up statement

000 
WWUS54 KMAF 232348
SVSMAF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
648 PM CDT FRI MAR 23 2007

TXC371-240015-
/O.CON.KMAF.TO.W.0004.000000T0000Z-070324T0015Z/
PECOS TX-
648 PM CDT FRI MAR 23 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR SOUTH 
SOUTHERN PECOS COUNTY...

AT 643 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS 
TORNADO WAS LOCATED OVER RURAL LOCATIONS OF SOUTHERN PECOS COUNTY...
ABOUT 38 MILES SOUTH OF FORT STOCKTON...OR ABOUT 43 MILES SOUTHWEST 
OF BAKERSFIELD...MOVING NORTHEAST AT 30 MPH.

THIS STORM IS EXPECTED TO CROSS U.S. HIGHWAY 285...ABOUT 30 MILES 
SOUTH OF FORT STOCKTON BY 720 PM CDT.

A TORNADO MAY FORM AT ANY TIME... TAKE COVER NOW. ABANDON MOBILE
HOMES AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
LARGE HAIL TO THE SIZE OF BASEBALLS AND DESTRUCTIVE STRAIGHT LINE 
WINDS. 

DO NOT ATTEMPT TO DRIVE AWAY FROM THE TORNADO. CARS ARE EASILY TOSSED
AROUND BY TORNADIC WINDS. IF YOU ARE CAUGHT IN THE PATH OF A
TORNADO... LEAVE THE CAR AND GO TO A STRONG BUILDING. IF NO SAFE
STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH OR LOW SPOT AND COVER
YOUR HEAD WITH YOUR HANDS.

TO REPORT SEVERE WEATHER ONLY... CALL THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN MIDLAND AT 1 800 597 3220.

LAT...LON 3038 10295 3022 10272 3044 10238 3068 10266

$$

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 22, 7:42 PM CDT	Severe Thunderstorm Warning	MAF	Brewster	63 min
Mar 22, 8:30 PM CDT	Severe Thunderstorm Warning	MAF	Terrell	60 min
Mar 22, 8:45 PM CDT	Severe Thunderstorm Warning	MAF	Brewster	45 min
Mar 22, 9:30 PM CDT	Severe Thunderstorm Warning	MAF	Terrell	60 min
Mar 23, 11:03 AM CDT	Flash Flood Watch	MAF	Andrews, Dawson, Gaines, Martin	19 hr
Mar 23, 4:06 PM CDT	Severe Thunderstorm Warning	MAF	Loving, Reeves	54 min
Mar 23, 4:41 PM CDT	Severe Thunderstorm Warning	MAF	Brewster	64 min
Mar 23, 5:45 PM CDT	Severe Thunderstorm Warning	MAF	Brewster	60 min
Mar 23, 6:01 PM CDT	Tornado Warning	MAF	Brewster	29 min
Mar 23, 6:34 PM CDT	Severe Thunderstorm Warning	MAF	Reeves	56 min
Mar 23, 6:34 PM CDT	Severe Thunderstorm Warning	MAF	Reeves	56 min

Nearby

Tornado Warnings in Texas, 2007 Every tornado warning in 2007 Tornadoes 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.