A mesoscale convective system developed over the mountains in northern Mexico and moved across the plains into Texas. This system produced heavy rain that led to flash flooding in Maverick County.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS EWX wrote it up.
A mesoscale convective system developed over the mountains in northern Mexico and moved across the plains into Texas. This system produced heavy rain that led to flash flooding in Maverick County.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Austin/San Antonio, TX wrote its last area forecast discussion before the first event at May 22, 10:46 PM CST, 2 hours 2 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1146 PM CDT THU MAY 22 2014 .AVIATION... A LINE OF SHRA/TSRA WILL PASS WELL SOUTH OF KDRT AND MOVE ACROSS SOUTHWESTERN PARTS OF SOUTH CENTRAL TEXAS OVERNIGHT DISSIPATING OR PASSING WELL SOUTH OF I-35 TAF SITES. OTHERWISE...MVFR/IFR CIGS DEVELOPING IN THE KSAT/KSSF AREAS WILL SPREAD TO THE REMAINDER OF SOUTH CENTRAL TEXAS OVERNIGHT INTO FRIDAY MORNING. CIGS WILL LIFT TO VFR LATE MORNING INTO AFTERNOON WITH CLOUDS BECOMING SCT BY LATE AFTERNOON. ISOLD/SCT SHRA/TSRA WILL DEVELOP AS THE DAY PROGRESSES. WILL CONTINUE TO LEAVE MENTION OUT OF TAFS AS PROBS LOW. HOWEVER...LATER SHIFTS WILL MONITOR RADAR TRENDS FOR POSSIBLE LATER MENTION. S TO SE WINDS 5 TO 15 KTS WILL PREVAIL. GUSTS TO 45 KTS ARE POSSIBLE IN AND NEAR TSRA. && .PREV DISCUSSION... /ISSUED 907 PM CDT THU MAY 22 2014/ UPDATE... SHOWERS AND THUNDERSTORMS BEGINNING TO CROSS THE RIO GRANDE. DISCUSSION... A FEW SHOWERS AND THUNDERSTORMS ARE BEGINNING TO CROSS THE RIO GRANDE. COVERAGE IS A LITTLE LESS THAN PREVIOUSLY EXPECTED...SO REDUCED POPS A BIT. HAVE ALSO REDUCED POPS FARTHER EAST AS STORMS ARE NOT LIKELY TO GET THAT FAR BEFORE MIDNIGHT. OTHERWISE FORECAST IS IN GOOD SHAPE. ADJUSTED HOURLY GRIDS TO ACCOUNT FOR OBSERVATIONAL TRENDS. PREV DISCUSSION... /ISSUED 639 PM CDT THU MAY 22 2014/ AVIATION... VFR SKIES WILL PREVAIL THIS EVENING. ISOLD-SCT SHRA/TSRA CAN BE EXPECTED ACROSS RIO GRANDE PLAINS INTO EDWARDS PLATEAU. HAVE MENTIONED VCSH AND TEMPO TSRA AT KDRT THRU 06Z. AREAS OF MVFR WITH SOME IFR CIGS WILL DEVELOP BY LATE EVENING ALONG THE I-35 CORRIDOR AREA...THEN SPREAD TO RIO GRANDE PLAINS OVERNIGHT. THERE IS SOME POTENTIAL FOR SHRA/TSRA TO SPREAD EAST OVERNIGHT INTO FRIDAY TO ALONG THE I-35 CORRIDOR. HOWEVER...WILL NOT MENTION AT I-35 TAFS DUE LOW PROBS. CIGS WILL RISE TO VFR LATE MORNING INTO AFTERNOON. S TO SE WINDS 9 TO 16 KTS WITH SOME HIGHER GUSTS THIS EVENING WILL DECREASE TO 6 TO 12 KTS OVERNIGHT AND THEN INCREASE AGAIN ON FRIDAY. GUSTS TO 35 KTS ARE POSSIBLE IN AND NEAR TSRA. PREV DISCUSSION... /ISSUED 329 PM CDT THU MAY 22 2014/ SHORT TERM (TONIGHT THROUGH FRIDAY NIGHT)... A SURFACE PRE-FRONTAL TROUGH/DRY-LINE ORIENTED NORTH TO SOUTH FROM CENTRAL NEW MEXICO INTO WEST TEXAS IS THE FOCUS FOR STORMS DEVELOPMENT THIS AFTERNOON AND EVENING. SERRANIAS DEL BURRO MOUNTAINS STORMS ALONG THE DRY-LINE ARE EXPECTED TO PREVAIL THROUGH TONIGHT WHILE AFFECTING PARTS OF THE RIO GRANDE PLAINS AND EDWARDS PLATEAU MAINLY THIS EVENING. A FEW STRONG TO SEVERE STORMS ARE POSSIBLE...ESPECIALLY ACROSS THE EXTREME WEST PORTION OF VAL VERDE COUNTY. SOME OF THE HI-RES MODELS SUGGEST FOR STORMS TO TRAVEL EASTWARD AND AFFECT MOST OF THE WESTERN HALF OF SOUTH CENTRAL TEXAS LATE THIS EVENING INTO FRIDAY MORNING. RAINFALL AMOUNTS COULD GENERALLY BE AROUND FEW HUNDREDTHS AND UP TO TWO TENTHS OF AN INCH MAINLY ACROSS THE RIO GRANDE VALLEY. OVERNIGHT TEMPERATURES ARE EXPECTED TO BE AROUND THE MID 60S ACROSS THE HILL COUNTRY TO LOWER 70S RIO GRANDE PLAINS. MOSTLY CLOUDY TO CLOUDY SKIES ARE ANTICIPATED FOR FRIDAY WITH HIGHS GENERALLY IN THE MID 80S. EXPECT ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS FRIDAY AFTERNOON AND EVENING AS UPPER LEVEL INSTABILITY MEETS WITH THE SURFACE PRE-FRONTAL TROUGH/DRY-LINE ACROSS WEST TEXAS. LONG TERM (SATURDAY THROUGH THURSDAY)... AN UPPER LEVEL STORM SYSTEM TO ENTER THE FOUR CORNERS REGION LATER TONIGHT INTO THE WEEKEND WILL KEEP SOUTH CENTRAL TEXAS WITH CHANCES FOR RAIN THROUGH TUESDAY OF NEXT WEEK. AT THIS POINT...THE MEDIUM-RANGE MODELS ARE HAVING DIFFICULTIES/NOT IN GOOD AGREEMENT ON CHANCES FOR POPS FOR LATE FRIDAY INTO SATURDAY. OPTED TO GO WITH LOW END CHANCES OF POPS ACROSS THE RIO GRANDE PLAINS SINCE SERRANIAS DEL BURROS MOUNTAINS STORMS ARE EXPECTED TO CROSS THE RIO GRANDE AND AFFECT MOST AREAS WEST OF HIGHWAY 83 OR WEST OF A ROCKSPRINGS TO CARRIZO SPRINGS LINE. AS THE UPPER LEVEL STORM SYSTEM PUSHES NORTHEAST AND OVER THE SOUTHERN PLAINS OVER THE WEEKEND...CHANCES FOR RAIN OVER THE EASTERN HALF OF SOUTH CENTRAL TEXAS ARE EXPECTED TO INCREASE AND REMAIN AT LEAST THROUGH TUESDAY. THE FIVE DAYS RAINFALL TOTALS (FRIDAY TO TUESDAY) ARE EXPECTED TO RANGE FROM ONE QUARTER INCH TO ONE HALF INCH MOST AREAS WITH THREE QUARTER INCH RIO GRANDE/EDWARD PLATEAU. CAN'T RULE OUT ISOLATED SPOTS RECEIVING FROM ONE TO TWO INCHES OF RAINFALL. BY MID WEEK...UPPER LEVEL RIDGE BUILDS ACROSS THE SOUTHWEST CONUS BRINGING AN END TO CHANCES OF RAIN ACROSS THE AREA. A WARMING TREND IS EXPECTED MID-WEEK WITH HIGHS IN THE LOWER TO MID 90S. && .PRELIMINARY POINT TEMPS/POPS... AUSTIN CAMP MABRY 69 87 68 88 69 / - 20 10 10 10 AUSTIN BERGSTROM INTL AIRPORT 66 87 66 87 66 / - 10 10 10 10 NEW BRAUNFELS MUNI AIRPORT 66 87 65 88 66 / 10 20 10 10 10 BURNET MUNI AIRPORT 68 85 67 85 67 / 10 20 10 10 10 DEL RIO INTL AIRPORT 72 87 71 87 71 / 30 30 30 30 30 GEORGETOWN MUNI AIRPORT 69 86 68 87 68 / - 10 10 10 10 HONDO MUNI AIRPORT 70 88 69 89 69 / 20 30 20 20 20 SAN MARCOS MUNI AIRPORT 66 86 66 87 66 / - 20 10 10 10 LA GRANGE - FAYETTE REGIONAL 69 87 69 88 69 / - 10 - 10 10 SAN ANTONIO INTL AIRPORT 69 87 69 88 69 / 10 30 20 20 20 STINSON MUNI AIRPORT 70 88 69 89 69 / 10 30 20 20 20 && .EWX WATCHES/WARNINGS/ADVISORIES... NONE. && MESOSCALE/AVIATION...04 SYNOPTIC/GRIDS...05
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1035 PM CDT THU MAY 22 2014 TXZ171>173-183>194-202>209-217>225-228-232045- LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA- GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE- MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA- FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT- 1035 PM CDT THU MAY 22 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS. .DAY ONE...TONIGHT... ISOLATED STRONG THUNDERSTORMS ARE POSSIBLE ALONG THE RIO GRANDE TONIGHT. THE MAIN THREATS WILL BE GUSTY WINDS...SMALL HAIL AND BRIEF HEAVY DOWNPOURS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY... ISOLATED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE FRIDAY AFTERNOON AND SATURDAY ACROSS THE RIO GRANDE PLAINS AND EDWARDS PLATEAU. THE MAIN THREATS WILL BE GUSTY WINDS...LARGE HAIL AND BRIEF HEAVY DOWNPOURS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1123 PM CDT THU MAY 22 2014
TXZ217-230600-
MAVERICK-
1123 PM CDT THU MAY 22 2014
...SIGNIFICANT WEATHER ADVISORY FOR MAVERICK COUNTY UNTIL 100 AM
CDT...
AT 1120 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 16 MILES WEST OF
QUEMADO TO 13 MILES WEST OF EAGLE PASS TO 19 MILES SOUTHWEST OF EAGLE
PASS TO 40 MILES SOUTHWEST OF ROSITA SOUTH...AND MOVING EAST AT 15
MPH.
HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 50 MPH ARE
EXPECTED WITH THESE STORMS...ALONG WITH HEAVY RAIN AND FREQUENT
DANGEROUS LIGHTNING.
LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...
EAGLE PASS...
QUEMADO...
EL INDIO...
NORMANDY...
ROSITA NORTH...
ROSITA SOUTH...
PALOMA...
EIDSON ROAD...
LAS QUINTAS FRONTERIZAS...
SECO MINES...
IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.
IN ADDITION...THESE STORMS MAY INTENSIFY...SO BE CERTAIN TO MONITOR
LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...
FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL
WEATHER SERVICE.
THE HEAVY RAIN MAY FLOOD LOW LYING AREAS SUCH AS DITCHES...LOW WATER
CROSSINGS AND UNDERPASSES. DO NOT DRIVE YOUR VEHICLE ACROSS FLOODED
ROADWAYS.
LAT...LON 2819 10022 2827 10030 2831 10030 2838 10036
2849 10037 2853 10042 2858 10041 2866 10051
2881 10055 2891 10065 2895 10066 2897 10016
2819 10020
TIME...MOT...LOC 0423Z 274DEG 15KT 2888 10086 2872 10070
2857 10074 2824 10092The Laughlin AFB radar (KDFX), 66 km away, was scanning. The volume nearest the first event began at 06:50 UTC.
1 flash flood. Local standard time, as filed.
Thunderstorms produced heavy rain that caused flash flooding closing FM 1021 in Eagle Pass and US Highway 277 near Elm Creek.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Texas in 2014Every state in 2014This day in weather historyWarnings in Texas, May 2014
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 517468.