Alert archive / Texas / Flash Flood Warnings in 2004

Flash Flood Warning 28, NWS Midland/Odessa, TX

April 5, 2004Howard County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at Apr 5, 2004, 8:31 PM CDT for Howard County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 5, 2004, 8:31 PM CDT (01:31 UTC)
Expired: Apr 5, 2004, 11:30 PM CDT
In force: 3 hr
Issued by: NWS Midland/Odessa, TX
Area: Counties, with a storm outline in the text

County Howard County, TX

The radar

The Midland/Odessa radar (KMAF), 80 km from the middle of the area, began a volume at 01:34 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, 1.5 hours before the alert went out and 80 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: 39 J/kg
Mixed-layer CIN: -49 J/kg
Mixed-layer LCL: 549 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 124 m²/s²
0-3 km storm-relative helicity: 108 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMAF 060131
FFWMAF
TXC227-060430-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
831 PM CDT MON APR 5 2004

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

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

* UNTIL 1130 PM CDT

* AT 819 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
  THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL ACROSS HOWARD COUNTY.
  ADDITIONAL THUNDERSTORMS PRODUCING HEAVY RAINFALL WILL MOVE INTO  
  HOWARD COUNTY FROM THE SOUTHWEST THROUGH 1000 PM CDT. MOVEMENT     
  WILL BE NORTHEAST AT 20 MPH. RAINFALL AMOUNTS OF 2 TO 3 
  INCHES...WITH LOCALLY HIGHER AMOUNTS WILL BE POSSIBLE IN THE 
  WARNED AREA...WHICH MAY CAUSE EXTENSIVE FLOODING.

* SOME LOCATIONS AFFECTED BY THE FLASH FLOODING INCLUDE...
  BIG SPRING...COAHOMA...LUTHER...VINCENT...AND FORSAN

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

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.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. IF YOU ARE IN THE WARNED AREA... MOVE TO HIGHER GROUND
IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS... CREEKS... AND OTHER
LOW LYING AREAS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND
PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF
UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE.

LAT...LON 3249 10167 3210 10167 3211 10120 3251 10121

$$

2 follow-up statements

000 
WGUS74 KMAF 060235
FFSMAF
TXC227-060430-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
934 PM CDT MON APR 5 2004

...THE FLASH FLOOD WARNING FOR HOWARD COUNTY CONTINUES IN EFFECT 
UNTIL 1130 PM CDT...

AT 920 PM CDT...THE BIG SPRING POLICE DEPARTMENT REPORTED THAT SOME 
ROADS IN THE BIG SPRING AREA WERE COVERED WITH WATER AND HAD BEEN 
CLOSED DUE TO FLOODING.  RADAR ESTIMATES THAT 2 TO 3 INCHES OF RAIN 
HAVE FALLEN ACROSS PARTS OF HOWARD COUNTY.  THE HEAVIEST RAIN HAS 
MOVED EAST OF THE BIG SPRING AREA...BUT PERIODS OF MODERATE TO HEAVY 
RAIN WILL BE POSSIBLE DURING THE NEXT TWO HOURS.  

ADDITIONAL HEAVY RAINFALL WILL RESULT IN RAPID RUNOFF AND ADDITIONAL 
FLOODING ON THE ALREADY SATURATED GROUND. 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. VEHICLES CAUGHT IN 
RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND.

$$

000 
WGUS74 KMAF 060426
FFSMAF
TXC227-060830-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
1126 PM CDT MON APR 5 2004

...THE FLASH FLOOD WARNING FOR HOWARD COUNTY WILL BE ALLOWED TO 
EXPIRE AT 1130 PM CDT...

AT 1124 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT THE SHOWERS AND THUNDERSTORMS WERE BEGINNING TO DECREASE...AND 
WERE EXITING THE COUNTY. RADAR ESTIMATES THAT 2 TO 3 INCHES OF RAIN 
HAVE FALLEN ACROSS MUCH OF HOWARD COUNTY THIS EVENING. 

ALTHOUGH THE HEAVY RAINFALL HAS COME TO AN END...STANDING WATER ON 
AREA ROADS AND RUNOFF...MAY CONTINUE IN THE CITY OF BIG SPRING...AND 
SURROUNDING AREAS OF HOWARD COUNTY FOR THE NEXT FEW HOURS. PERSONS 
DRIVING ON AREA ROADS SHOULD EXERCISE EXTREME CAUTION. NEVER ATTEMPT 
TO CROSS A FLOODED ROADWAY.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS.  DO NOT DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROADWAY.

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 5, 9:47 PM CDT	Flash Flood Warning	MAF	Mitchell	3 hr
Apr 5, 10:11 PM CDT	Flash Flood Warning	MAF	Scurry	3 hr
Apr 6, 6:10 AM CDT	Flash Flood Warning	MAF	Gaines	4 hr

Nearby

Flash Flood Warnings in Texas, 2004 Every flash flood warning in 2004

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.