Severe storms developed across central and southern portions of Southeast Texas as a strong upper level disturbance moved across the area.
Every event with a place to put it. Tap one for its entry below.
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 HGX wrote it up.
Severe storms developed across central and southern portions of Southeast Texas as a strong upper level disturbance moved across the area.
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 Houston/Galveston, TX wrote its last area forecast discussion before the first event at Apr 25, 5:33 AM CST, 7 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 633 AM CDT SAT APR 25 2015 .DISCUSSION... SEE THE MARINE AND THE 12Z AVIATION DISCUSSION BELOW. 40 && .AVIATION... THUNDERSTORMS ARE THE MAIN HAZARD THROUGH ABOUT 15Z THIS MORNING. ISOLATED STRONG STORMS ARE POSSIBLE AND ADDED 25 KNOT GUSTS FOR THUNDERSTORMS TO KCXO...KIAH...AND KHOU. OTHER THREATS WILL BE LOCALLY HEAVY RAINFALL AND HAIL. VFR CONDITIONS WILL THEN DEVELOP BY MIDDAY AND PERSIST THROUGH EARLY EVENING. MVFR CONDITIONS DUE MAINLY TO FOG ARE EXPECTED BY LATE EVENING THROUGH THE OVERNIGHT. THERE IS A CHANCE THAT IFR CONDITIONS WILL DEVELOP. 40 && .MARINE... THUNDERSTORMS MAY AFFECT THE MARINE AREAS THROUGH THE LATE MORNING PERIOD. SUNDAY MAY SEE A BREAK...HOWEVER CAN NOT RULE OUT ISOLATED SHOWERS AND THUNDERSTORMS. THUNDERSTORMS MAY BECOME MORE WIDESPREAD MONDAY AHEAD OF THE NEXT COLD FRONT. MODERATE TO STRONG OFFSHORE WINDS BEHIND THE FRONTAL PASSAGE EARLY TUESDAY MAY LEAD TO ADVISORY CONDITIONS TUESDAY AND WEDNESDAY. 40 && .PREV DISCUSSION... /ISSUED 423 AM CDT SAT APR 25 2015/ DISCUSSION... THUNDERSTORMS CONTINUE TO FIRE ALONG AN OUTFLOW BOUNDARY THAT EXTENDS FROM ABOUT CALDWELL TO HONDO TO SOUTH OF DEL RIO. SOME OF THE STORMS ARE PRODUCING LARGE HAIL AND A FEW OF THESE STORMS WILL LIKELY HOLD TOGETHER AND APPROACH SE TX LATER THIS MORNING. SEVERE THUNDERSTORM WATCH 107 HAS BEEN ISSUED THROUGH 10 AM FOR THE WESTERN EDGE OF SE TX. SE TX LIES IN A 125-130 KNOT RRQ AND THIS WILL ENHANCE LIFT THROUGH THE MORNING AND THE LATEST SHORT TERM GUIDANCE SUPPORTS AN EXPANDING AREA OF SHRA/TSRA ACROSS MAINLY THE CENTRAL/COASTAL COUNTIES THROUGH NOON. STILL EXPECTING SOME PARTIAL CLEARING FROM WEST TO EAST DURING THE AFTERNOON. HIGH TEMPS TODAY ARE STRONGLY DEPENDENT ON IF/WHEN SKIES CLEAR AND HOW WET THE GROUND BECOMES. PARTIAL CLEARING TONIGHT WITH WET GROUNDS SHOULD YIELD AT LEAST PATCHY FOG ON SUNDAY MORNING. MIN TEMPS WILL AGAIN BE UNSEASONABLY WARM. ON SUNDAY...THE FLOW ALOFT REMAINS SW AND STRONG PVA WILL MOVE ACROSS THE AREA IN THE AFTN. CAN'T RULE OUT GETTING A FEW SHRA/TSRA SO WILL MAINTAIN 20 POPS. THINGS DETERIORATE QUICKLY SUNDAY NIGHT INTO MONDAY. AN UPPER LEVEL LOW WILL DROP INTO THE TEXAS PANHANDLE SUNDAY NIGHT AND TRACK EASTWARD ALONG THE RED RIVER THROUGH TUESDAY NIGHT. SE TX WILL LIE IN A 95 KT LFQ ON MONDAY AFTN WITH CAPE VALUES AOA 2900. LI VALUES ARE PROGGED TO FALL TO -10 AND HELICITY VALUES WILL INCREASE TO BETWEEN 200-300. FCST SOUNDINGS BECOME SATURATED WITH PW VALUES EXCEEDING 2.00 INCHES. CURRENTLY THE FCST SOUNDINGS SHOW WEAK CAPPING ON MON MORNING IN THE 850-700 MB LAYER SO WILL HAVE TO SEE IF THE CAP ACTUALLY ERODES AS FCST. DYNAMICS ARE IMPRESSIVE SO AT THIS TIME...FEEL THE CAP WILL ERODE. MONDAY WILL LIKELY BE AN ACTIVE WEATHER DAY. A STRONG COLD FRONT WILL CROSS SE TX EARLY TUESDAY WITH MUCH COOLER TEMPS DEVELOPING. STILL A BIT UNSTABLE ON TUESDAY IN THE WAKE OF THE FRONT SO WILL CONT TO MENTION SHRAS IN THE WAKE OF THE FRONT. MIN TEMPS FOR NEXT WEEK WILL FALL INTO THE 50S WITH SFC DEW PTS IN THE 40S AND HIGH TEMPS WILL ONLY WARM INTO THE LOWER 70S TUE-THU. && .PRELIMINARY POINT TEMPS/POPS... COLLEGE STATION (CLL) 87 69 87 69 81 / 40 10 20 40 60 HOUSTON (IAH) 88 70 88 71 81 / 60 10 20 30 60 GALVESTON (GLS) 81 74 79 72 79 / 60 10 20 20 50 && .HGX WATCHES/WARNINGS/ADVISORIES... TX...NONE. GM...NONE. && DISCUSSION...43 AVIATION/MARINE...40
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 459 AM CDT SAT APR 25 2015 TXZ163-164-176>179-195>200-210>214-226-227-235>238-261000- AUSTIN-BRAZORIA-BRAZOS-BURLESON-CHAMBERS-COLORADO-FORT BEND- GALVESTON-GRIMES-HARRIS-HOUSTON-JACKSON-LIBERTY-MADISON-MATAGORDA- MONTGOMERY-POLK-SAN JACINTO-TRINITY-WALKER-WALLER-WASHINGTON- WHARTON- 459 AM CDT SAT APR 25 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT A WEAK BOUNDARY COUPLED WITH A STRONG UPPER LEVEL DISTURBANCE WILL BRING A CHANCE OF SHOWERS AND THUNDERSTORMS TO SOUTHEAST TEXAS THIS MORNING. SOME OF THE STORMS COULD BE SEVERE WITH LARGE HAIL AND DAMAGING WINDS. A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE WESTERN EDGE OF SOUTHEAST TEXAS THROUGH 10 AM THIS MORNING. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY ANOTHER EPISODE OF SIGNIFICANT WEATHER IS EXPECTED ON MONDAY AS AN UPPER LEVEL LOW MOVES INTO NORTH TEXAS. THE POTENTIAL EXISTS FOR LARGE HAIL...DAMAGING WINDS AND ISOLATED TORNADOES. MOISTURE LEVELS ARE ALSO VERY HIGH SO MINOR FLOODING ISSUES FROM LOCALLY HEAVY RAIN WILL ALSO BE A POSSIBILITY. .SPOTTER INFORMATION STATEMENT... EMERGENCY MANAGERS AND STORM SPOTTERS SHOULD PREPARE FOR ACTIVATION. GMZ330-335-350-355-370-375-261000- GALVESTON BAY-MATAGORDA BAY- WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM- WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM- WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM- WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM- 459 AM CDT SAT APR 25 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS COULD AFFECT PORTIONS OF GALVESTON BAY AND THE ADJACENT COASTAL WATERS THIS MORNING. A FEW OF THE STORMS COULD PRODUCE GUSTY WINDS AND DANGEROUS CLOUD TO WATER LIGHTNING. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY A VIGOROUS UPPER LEVEL STORM SYSTEM WILL BRING SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS TO THE REGION ON MONDAY. A FEW OF THE STORMS WILL PRODUCE GUSTY WINDS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE REQUIRED.
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
617 AM CDT SAT APR 25 2015
TXZ197-210>212-227-251200-
AUSTIN TX-WALLER TX-COLORADO TX-WASHINGTON TX-FORT BEND TX-
617 AM CDT SAT APR 25 2015
...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN COLORADO...
SOUTHEASTERN WASHINGTON...AUSTIN...CENTRAL WALLER AND NORTH CENTRAL
FORT BEND COUNTIES UNTIL 700 AM CDT...
AT 617 AM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
INDUSTRY...OR 12 MILES NORTH OF COLUMBUS...MOVING EAST AT 40 MPH.
WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
KATY...SEALY...HEMPSTEAD...PRAIRIE VIEW...BROOKSHIRE...BELLVILLE...
COLUMBUS...PINE ISLAND...SAN FELIPE...PATTISON...INDUSTRY...
FRELSBURG...MONAVILLE...CAT SPRING AND NEW ULM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.
THIS STORM 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.
&&
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 AM CDT FOR
SOUTHEASTERN TEXAS.
LAT...LON 2996 9657 2997 9657 3017 9602 2978 9583
2970 9659 2988 9664
TIME...MOT...LOC 1117Z 252DEG 34KT 2989 9654
!KP!The Houston radar (KHGX), 106 km away, was scanning. The volume nearest the first event began at 11:40 UTC.
6 thunderstorm wind, 2 hail. Local standard time, as filed.
Thunderstorm winds damaged some trees in the San Felipe area.
Severe thunderstorm winds toppled a large tree limb down onto a tent at Stephen F. Austin Park crushing a camper.
This wind gust was at the intersection of Franz Road and Highway 99.
Thunderstorm winds downed trees in the Cypress area.
Quarter sized hail was reported in the Edna area.
Trees and power lines were reported downed around town.
Golf ball sized hail was reported close to the intersection of Heards Lane and 68th Street on Galveston Island.
There was tree damage caused by a thunderstorm wind gust in Deer Park.
As the offices recorded each death: direct deaths were caused by the weather itself, indirect ones by something it set in motion.
| Event | Date | Age | Sex | Where | Kind |
|---|---|---|---|---|---|
| Thunderstorm Wind, Austin | 2015-04-25 | 65 | Male | Camping | Direct |
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Texas in 2015Every state in 2015This day in weather historyWarnings in Texas, April 2015
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: 572343, 573789, 572344, 572345, 572346, 575436, 572347, 573787.