Alert archive / Texas / Flash Flood Warnings in 2007

Flash Flood Warning 49, NWS Midland/Odessa, TX

March 25, 2007Winkler County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Mar 25, 2007, 10:45 PM CDT for Winkler County, Texas. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 25, 2007, 10:45 PM CDT (03:45 UTC)
Expired
Mar 26, 2007, 3:45 AM CDT
In force
5 hr
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Winkler County, TX

The radar

The Midland/Odessa radar (KMAF), 82 km from the middle of the area, began a volume at 03:48 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 nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 3.8 hours before the alert went out and 81 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-pSkew-T log-p diagram, Midland Regional, TX at 00:00Z on 2007-03-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 994 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 00:00Z on 2007-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
994 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
530 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
213 m²/s²
Significant tornado parameter
1.0
Supercell composite
5.6

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMAF 260348
FFWMAF
TXC495-260845-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1045 PM CDT SUN MAR 25 2007

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WINKLER COUNTY IN WEST TEXAS...

* UNTIL 345 AM CDT

* AT 1044 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
  A LARGE AREA OF MODERATE TO HEAVY RAINFALL ACROSS THE COUNTY.
  ADDITIONAL RAINFALL WILL CONTINUE THROUGH AT LEAST 1 AM CDT...
  AGGRAVATING ONGOING FLASH FLOODING.
  
* THE THUNDERSTORMS PRODUCING FLASH FLOODING WILL AFFECT THE FOLLOWING
  LOCATIONS...KERMIT...WINK...WINKLER

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. ACT QUICKLY IF FLOODING IS OBSERVED. MOVE TO
HIGHER GROUND.

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

LAT...LON 3167 10333 3167 10283 3181 10282 3202 10284
      3197 10325

$$
2 follow-up statements
000 
WGUS74 KMAF 260609
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
108 AM CDT MON MAR 26 2007

TXC495-260845-
WINKLER-
108 AM CDT MON MAR 26 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 345 AM CDT FOR
WINKLER COUNTY...

AT 105 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THAT THE RAIN HAD MOVED OUT OF THE COUNTY. HOWEVER...FLASH FLOODING
WILL CONTINUE DUE TO TORRENTIAL RAINFALL FROM EARLIER TONIGHT.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO THE WINKLER
WINK...WINKLER...KERMIT...WINKLER COUNTY SANDHILLS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. ACT QUICKLY IF FLOODING IS OBSERVED. MOVE TO
HIGHER GROUND.

LAT...LON 3167 10333 3167 10283 3181 10282 3202 10284
      3197 10325

$$
000 
WGUS74 KMAF 260837
FFSMAF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
337 AM CDT MON MAR 26 2007

TXC495-260847-
WINKLER-
337 AM CDT MON MAR 26 2007

...THE FLASH FLOOD WARNING WILL EXPIRE AT 345 AM CDT FOR WINKLER
COUNTY...

AT 337 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE HEAVY RAIN THAT PROMPTED THE FLASH FLOOD WARNING HAD MOVED OUT OF
THE WARNED AREA.

LAT...LON 3167 10333 3167 10283 3181 10282 3202 10284
      3197 10325

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 7:49 PM CDTSevere Thunderstorm WarningMAFReeves56 min
Mar 25, 8:26 PM CDTFlash Flood WarningMAFWard6 hr
Mar 25, 8:29 PM CDTSevere Thunderstorm WarningMAFAndrews, Ector, Midland42 min
Mar 25, 9:03 PM CDTFlash Flood WarningMAFReeves6 hr
Mar 25, 9:41 PM CDTFlash Flood WarningMAFMartin3 hr
Mar 25, 10:34 PM CDTFlash Flood WarningMAFEctor4 hr
Mar 26, 12:43 AM CDTFlash Flood WarningMAFAndrews4 hr
Mar 26, 3:32 AM CDTFlash Flood WarningMAFMitchell3 hr

Nearby

Flash Flood Warnings in Texas, 2007Every flash flood 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.