A pulse severe thunderstorm produced some wind damage.
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.
A pulse severe thunderstorm produced some wind damage.
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 Jun 20, 11:53 AM CST, 2 hours 7 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1253 PM CDT SAT JUN 20 2015 .AVIATION... MAIN AVIATION CONCERNS FOR THE 18Z TAFS CENTER AROUND SCATTERED CONVECTION THIS AFTERNOON AND INTO THE EARLY EVENING... WITH A POTENTIAL FOR EARLY MORNING MVFR TO IFR CONDITIONS AGAIN MAINLY WEST OF THE INTERSTATE 45 TERMINALS. THE REGION REMAINS SITUATED IN BETWEEN A MID-LEVEL TROUGH AXIS WEST OF INTERSTATE 35 AND MID-LEVEL RIDGING OVER THE SOUTHEASTERN STATES... WITH THE FORCING FOR CONVECTION THIS AFTERNOON COMING FROM DAYTIME HEATING AND THE SEA BREEZE. SPC MESOANALYSIS PLACES AROUND 3000 J/KG OF SBCAPE ACROSS THE REGION... WITH LITTLE TO NO SHEAR. SIMILAR TO YESTERDAY EXPECT SCATTERED SHOWERS AND THUNDERSTORMS TO DEVELOP NEAR /EVEN ON TOP OF/ THE TERMINALS THROUGH THE AFTERNOON HOURS AND HAVE INCLUDED A TEMPO TSRA MENTION FOR ALL INLAND TAF SITES DURING THE PEAK HEATING HOURS. COULD SEE SOME ISOLATED STRONGER GUSTS /15 TO 20 KNOTS/ WITH STRONGER STORMS... BUT ANTICIPATE ANY THUNDERSTORM TO IMPACT THE TERMINALS TO BE SHORT-LIVED. ACTIVITY EXPECTED TO DISSIPATE 01-02Z WITH LOSS OF DAYTIME HEATING. OTHERWISE... SIMILAR TO THE PAST FEW MORNINGS MVFR TO IFR CONDITIONS POSSIBLE FOR MAINLY KSGR/KCLL/KLBX. VFR CONDITIONS EXPECTED FOR ALL SITES AROUND 15-16Z SUNDAY... WITH THE MID-LEVEL RIDGE BUILDING FARTHER WEST LIMITING AFTERNOON CONVECTION CHANCES TOMORROW. SOUTH WINDS 5 TO 10 KNOTS EXPECTED THROUGH MOST OF THE PERIOD. HUFFMAN && .PREV DISCUSSION... /ISSUED 1042 AM CDT SAT JUN 20 2015/ DISCUSSION... ANTICIPATING SCATTERED SHOWER AND THUNDERSTORM DEVELOPMENT LATER THIS MORNING THROUGH THIS AFTERNOON AS CONVECTIVE TEMPERATURES ARE REACHED WITH DAYTIME HEATING. MOST RECENT MODELS ARE INDICATING BEST CONCENTRATION CENTRAL AND NORTH THIS AFTERNOON...GENERALLY ALONG AND NORTH OF INTERSTATE 10 WHERE THE DEEPEST MOISTURE AND HIGHEST PRECIPITABLE WATER VALUES (>2 INCHES) WILL BE FOUND. JUST A COUPLE VERY MINOR AND MOSTLY UNNOTICEABLE ADJUSTMENTS MADE TO THE GRIDS FOR THIS UPDATE. 42 PREV DISCUSSION... /ISSUED 405 AM CDT SAT JUN 20 2015/ DISCUSSION... SE TX WILL REMAIN ON THE WRN PERIPHERY OF SUBTROPICAL RIDGING FOR MUCH OF THE UPCOMING WEEK. FURTHER ALOFT WE SHOULD BE POSITIONED IN A SLIGHT WEAKNESS GOING INTO THE MIDDLE PARTS OF THE WEEK UNTIL INVERTED TROF AXIS SITUATED ACROSS SCNTL TX MOVES FURTHER WWD INTO MEXICO. DIURNALLY DRIVEN ISO/SCT SHOULD PERSIST UNTIL WE SEE ANY SIGNIFICANT PATTERN CHANGES. OVERALL COVERAGE WILL VARY DAILY & MAINLY DEPENDENT ON INTERMITTENT INCREASES/DECREASES OF PW'S MOVING IN FROM THE GULF. FOR TODAY...GPS SOUNDER IMAGERY INDICATING PW'S RANGING FROM AROUND 2" ALONG A LCH-CLL AXIS AND JUST 1.5" ALONG THE COAST/OFFSHORE. GUIDANCE DOES INDICATE DEEPER MOISTURE STREAMING BACK INTO THE REGION FROM THE MID/LOWER TX COASTAL AREAS THROUGH THE DAY WITH DECENT AFTN PRECIP COVERAGE ALONG & NORTH OF HWY 59 CORRIDOR. LOOKS LIKE PATTERN WILL BEGIN TRANSITIONING INTO A NW FLOW ALOFT GOING INTO NEXT WEEKEND WITH AN AMPLIFYING WESTERN RIDGE AND DEEPENING EASTERN TROF. 47 MARINE... NOT A LOT OF CHANGES WITH THE OVERALL FCST AS MAINLY LIGHT ONSHORE WINDS PREVAIL AS HIGH PRESSURE LINGERS OVER THE NORTH CENTRAL GULF THROUGH AT LEAST THE FIRST PART OF NEXT WEEK. ISOLATED STORMS WILL REMAIN IN THE FCST FOR THIS MORNING BUT RAIN CHANCES SHOULD BE GO- ING DOWN OVER THE WEEKEND AS A WEAK UPPER RIDGE SETTLES ACROSS THE REGION. NO ADVISORIES/CAUTION FLAGS EXPECTED THIS FCST PERIOD. 41 && .PRELIMINARY POINT TEMPS/POPS... COLLEGE STATION (CLL) 76 90 75 92 74 / 40 20 10 10 0 HOUSTON (IAH) 76 92 76 92 74 / 40 20 10 20 0 GALVESTON (GLS) 79 87 80 88 81 / 10 10 10 10 0 && .HGX WATCHES/WARNINGS/ADVISORIES... TX...NONE. GM...NONE. && DISCUSSION...42 AVIATION/MARINE...14
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 409 AM CDT SAT JUN 20 2015 TXZ163-164-176>179-195>200-210>214-226-227-235>238-210915- 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- 409 AM CDT SAT JUN 20 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT RIVER FLOOD WARNINGS REMAIN IN EFFECT FOR PORTIONS OF SOUTHEAST TEXAS. ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE THROUGH EARLY THIS EVENING. THE STRONGER CELLS WILL BE CAPABLE OF PRODUCING A QUICK INCH OR TWO OF RAIN...BUT THAT SHOULD BE QUITE LOCALIZED. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY RIVER FLOOD WARNINGS WILL REMAIN IN EFFECT FOR PORTIONS OF SOUTHEAST TEXAS. ISOLATED TO SCATTERED MAINLY DAYTIME SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE. OTHERWISE...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. GMZ330-335-350-355-370-375-210915- 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- 409 AM CDT SAT JUN 20 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 220 PM CDT SAT JUN 20 2015 TXZ199-200-213-202000- HARRIS TX-LIBERTY TX-MONTGOMERY TX- 220 PM CDT SAT JUN 20 2015 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN LIBERTY... NORTHEASTERN HARRIS AND SOUTHEASTERN MONTGOMERY COUNTIES UNTIL 300 PM CDT... AT 220 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER HUNTERWOOD...OR NEAR CLOVERLEAF...MOVING NORTHEAST AT 10 MPH. WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... HUMBLE...BARRETT...CLOVERLEAF...KINGWOOD...CHANNELVIEW...CROSBY...EL DORADO / OATES PRAIRIE...SHELDON...EAST LITTLE YORK / HOMESTEAD... HUNTERWOOD...EAST HOUSTON...ATASCOCITA...LAKE HOUSTON DAM...LAKE HOUSTON...NORTHSHORE...SETTEGAST...HOUSTON GARDENS...EASTEX / JENSEN AREA AND SOUTHEASTERN BUSH INTERCONTINENTAL AIRPORT. PRECAUTIONARY/PREPAREDNESS ACTIONS... HEAVY RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD TO LOCALIZED 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. && LAT...LON 2976 9519 2986 9533 3013 9519 2994 9492 TIME...MOT...LOC 1920Z 224DEG 10KT 2985 9521 HUFFMAN
The Houston radar (KHGX), 85 km away, was scanning. The volume nearest the first event began at 19:57 UTC.
1 thunderstorm wind. Local standard time, as filed.
Thunderstorm winds downed trees and caused power outages in the Londonderry neighborhood.
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, June 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: 572342.