Alert archive / Texas / Flash Flood Warnings in 1994

Flash Flood Warning 4, NWS Midland/Odessa, TX

May 11, 1994Howard County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at May 11, 1994, 3:08 AM CDT for Howard County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued: May 11, 1994, 3:08 AM CDT (08:08 UTC)
Expired: May 11, 1994, 6:15 AM CDT
In force: 3 hr
Issued by: NWS Midland/Odessa, TX
Area: Whole counties

County Howard County, TX

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 8.1 hours before the alert went out and 82 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: 17 J/kg
Mixed-layer CIN: -50 J/kg
Mixed-layer LCL: 635 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 187 m²/s²
0-3 km storm-relative helicity: 301 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 
TTAA00 KMAF 110810 RRA
FFWMAF
TXC227-111115-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
308 AM CDT WED MAY 11 1994
 
THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
EFFECTIVE UNTIL  615 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST TEXAS
 
   ...NORTHEASTERN HOWARD COUNTY
 
AT 303 AM CDT...RADAR INDICATED A SEVERE THUNDERSTORM WITH VERY HEAVY
RAIN AND HAIL 10 MILES SOUTH OF VINCENT. MOVEMENT WAS EAST AT 15 MILES
AN HOUR. THIS STORM HAS PRODUCED 1 1/2 INCHES OF RAIN IN HALF AN HOUR IN
BIG SPRING...AND EARLIER PRODUCED GOLFBALL-SIZED HAIL IN STANTON.
 
 
 
&

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, May 10, 11:49 PM CDT, 3 hours 19 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIDLAND TX
1129 PM CDT MON MAY 9 1994

...REPORTS OF SEVERE WEATHER EVENTS OCCURRING ON MAY 10, 1994...

TIME                          COUNTY           EVENT

0411 AM CDT                   WINKLER          SPOTTER REPORTED 3/4 INCH
                              TXC495           HAIL NE OF KERMIT FOR
                                               5 MINUTES.

0420 AM CDT                   WINKLER          SHERIFF'S OFFICE REPORTED
                              TXC495           3/4 INCH HAIL.

500 PM CDT                    HOWARD
                              TXC227           WIND DAMAGE TO SMALL
                                               BUILDING REPORTED BY
                                               SKYWARN SPOTTER.

910 PM CDT                       LEA                 JAL POLICE REPORTED
                                 NMC025              3/4 INCH HAIL 10
                                                     MILES SOUTHWEST OF
                                                     JAL.

921 PM CDT                       LEA                 JAL POLICE REPORTED
                                 NM025               3/4 INCH TO 13/4
                                                     INCH HAIL 10 MILES
                                                     SOUTHWEST OF JAL.

2247 PM CDT                      ANDREWS             SHERIFF'S OFFICE
                     "            TXC003              REPORTED 13/4 INCH
                                                     HAIL HW 181 AND 115
                                                     INTERSECTION.

The office that day

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

Issued	Product	Office	Counties	Lasted
May 10, 7:45 PM CDT	Severe Thunderstorm Warning	MAF	Loving, Reeves	45 min
May 10, 9:54 PM CDT	Severe Thunderstorm Warning	MAF	Andrews, Winkler	66 min
May 10, 10:58 PM CDT	Severe Thunderstorm Warning	MAF	Ector	62 min
May 10, 11:05 PM CDT	Severe Thunderstorm Warning	MAF	Andrews	55 min
May 11, 12:05 AM CDT	Tornado Warning	MAF	Martin, Midland	40 min
May 11, 12:42 AM CDT	Tornado Warning	MAF	Martin	48 min
May 11, 1:20 AM CDT	Tornado Warning	MAF	Howard	40 min
May 11, 1:59 AM CDT	Severe Thunderstorm Warning	MAF	Howard	61 min
May 11, 2:14 AM CDT	Flash Flood Warning	MAF	Howard	3 hr
May 11, 3:08 AM CDT	Severe Thunderstorm Warning	MAF	Howard	91 min
May 11, 3:29 AM CDT	Tornado Warning	MAF	Howard	46 min
May 11, 3:07 PM CDT	Tornado Warning	MAF	Ector	68 min
May 11, 4:00 PM CDT	Severe Thunderstorm Warning	MAF	Midland	60 min
May 11, 4:50 PM CDT	Severe Thunderstorm Warning	MAF	Midland	70 min
May 11, 5:13 PM CDT	Severe Thunderstorm Warning	MAF	Crane, Ward	62 min
May 11, 5:20 PM CDT	Flash Flood Warning	MAF	Midland	115 min
May 11, 5:40 PM CDT	Severe Thunderstorm Warning	MAF	Martin	65 min
May 11, 5:51 PM CDT	Severe Thunderstorm Warning	MAF	Winkler	69 min
May 11, 6:55 PM CDT	Flash Flood Warning	MAF	Crane	2 hr

Nearby

Flash Flood Warnings in Texas, 1994 Every flash flood warning in 1994

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.