Alert archive / Texas / Flash Flood Warnings in 2007

Flash Flood Warning 2, NWS Shreveport, LA

January 13, 2007Wood County, Texas

NWS Shreveport, LA issued this flash flood warning at Jan 13, 2007, 3:35 PM CST for Wood County, Texas. It was in force for 4 hr. 1 report 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
Jan 13, 2007, 3:35 PM CST (21:35 UTC)
Expired
Jan 13, 2007, 7:30 PM CST
In force
4 hr
Issued by
NWS Shreveport, LA
Area
Whole counties

County Wood County, TX

The radar

The Shreveport radar (KSHV), 149 km from the middle of the area, began a volume at 21:36 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

TimeReportWhereRemark
Jan 13, 6:05 PM CSTFLASH FLOODQuitman, TXMANY ROADS HAVE BEEN FLOODED THROUGHOUT THE COUNTY, INCLUDING CR 2375, 1563, 3880, 3056, 2688, AND 4575.

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

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 9.6 hours before the alert went out and 157 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, Shreveport, LA at 12:00Z on 2007-01-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 124 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Shreveport, LA at 12:00Z on 2007-01-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 208 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
124 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
545 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
208 m²/s²
0-3 km storm-relative helicity
273 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KSHV 132139
FFWSHV
TXC499-140130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
335 PM CST SAT JAN 13 2007

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WOOD COUNTY IN NORTHEAST TEXAS

* UNTIL 730 PM CST

* AT 335 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  FLASH FLOODING FROM RAIN WITH A FEW EMBEDDED THUNDERSTORMS THAT    
  CONTINUE TO MOVE REPEATEDLY OVER THE COUNTY. RADAR ESTIMATES       
  INDICATE THAT MUCH OF THE COUNTY HAS RECEIVED TWO TO FOUR INCHES   
  OF RAIN SO FAR TODAY...AND MODERATE RAINFALL PRODUCING A HALF AN   
  INCH TO AN INCH PER HOUR WILL BE POSSIBLE THROUGH THE REMAINDER OF 
  THE AFTERNOON. THUS...ADDITIONAL RAINFALL AMOUNTS OF TWO TO FOUR   
  INCHES WILL BE POSSIBLE IN THE WARNED AREA THROUGH EARLY EVENING.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
SHREVEPORT.

LAT...LON 3270 9560 3257 9518 3296 9514 3295 9565

$$

15
1 follow-up statement
000 
WGUS74 KSHV 140015
FFSSHV

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
610 PM CST SAT JAN 13 2007

TXC499-140130-
WOOD TX-
610 PM CST SAT JAN 13 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM CST FOR WOOD
COUNTY...

AT 610 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE AREAS OF LIGHT TO MODERATE RAIN WITH A FEW EMBEDDED 
THUNDERSTORMS...CAPABLE OF PRODUCING FLASH FLOODING OVER THE WARNED 
AREA. DOPPLER RADAR ESTIMATES INDICATE THAT WIDESPREAD THREE TO FIVE 
INCH AMOUNTS HAVE FALLEN ACROSS WOOD COUNTY TODAY...AND AN 
ADDITIONAL INCH OF RAIN WILL BE POSSIBLE THROUGH 730 PM. LAW 
ENFORCEMENT HAS REPORTED THAT MANY ROADS HAVE BEEN FLOODED LATE THIS 
AFTERNOON...AND WILL LIKELY REMAIN FLOODED THROUGH AT LEAST THE 
EVENING HOURS BEFORE THE WATER SLOWLY RECEDES. 

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 3270 9560 3257 9518 3296 9514 3295 9565

$$

15

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 13, 4:44 AM CSTFlash Flood WatchSHVAngelina, Bowie, Camp, Cass, Cherokee, Franklin and 15 more49 hr
Jan 13, 3:31 PM CSTWinter Storm WatchSHVBowie, Camp, Cass, Cherokee, Franklin, Gregg and 10 more14 hr
Jan 13, 5:19 PM CSTFlash Flood WarningSHVFranklin, Red River, Titus4 hr
Jan 13, 5:20 PM CSTFlash Flood WarningSHVSmith, Upshur4 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.