Thunderstorm Wind, Harris
- When
- June 21, 2:42 PM CST to 2:45 PM CST
- Where
- Harris County, Galena Park
- Property damage
- $10,000
- Reported by
- FIRE DEPT/RESCUE SQUAD
- Coordinates
- 29.733, -95.233
Power lines down.
Hail and Damaging Winds in Texas, June 21, 2001
2 thunderstorm wind, 1 hail, as filed by the National Weather Service.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $35,000
- Crop damage
- None recorded
- Events
- 3
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.
What forecasters said that day
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 21, 1:35 PM CST, 1 hour 7 minutes earlier.
Area forecast discussion, Jun 21, 1:35 PM CST, 1 hour 7 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 235 PM CDT THU JUN 21 2001 SCATTERED CONVECTION OVER CWFA THIS AFTERNOON. SURFACE PRESSURE GRADIENT QUITE FLAT. COLD FRONT EXACT POSITION HARD TO PINPOINT BUT LOWER THAN 70 DEWPOINTS EVIDENT NW OF DFW GRADUALLY FALLING TO THE 50S OVER THE PANHANDLE. 12Z RUN OF ETA CONTINUE TO SHOW STRONG UPPER LEVEL DIVERGENCE FIELD (INDUCED BY RIGHT ENTRANCE REGION) MOVING OVER CWFA OVERNIGHT TONIGHT BUT WEAKENING RAPIDLY TOWARDS MORNING AS JET CORE MOVES FARTHER TO THE NE. LOW LEVEL INFLOW FROM GULF RELATIVELY WEAK DURING THIS PERIOD. AVN SHOWS PW VALUES JUST AHEAD OF FRONTAL BOUNDARY NEAR 1.9 INCHES WHILE ETA IS LOWER NEAR 1.7 INCHES. CAPE QUITE HIGH NEAR 3000 J/KG. MESO-ETA INDICATE E-W AXIS OF NEAR 1 INCH PRECIP SWINGING SOUTHWARD BUT PRECIP FIELD (IN CONJUNCTION W/UPPER LEVEL DIV FIELD) BECOMING DIFFUSE/WEAKENING RAPIDLY AFTER 22/09Z. THIS MAKE SENSE IN LIGHT OF WEAK INFLOW FIELD AND MAIN UPPER LEVEL ENERGY MAINLY STAYING FAR NE OF CWFA. 700 MB TROUGH LINE SHOULD BE NEAR COAST LINE BY 22/12Z. PW VALUES PROGGED BY MESO-ETA TO DROP NEAR AN INCH N AND CENTRAL ZONES BY FRI AFTERNOON. FRONT EXPECTED TO WASH OUT FRIDAY NIGHT. THE WEEKEND LOOKS DRY. RETURN FLOW ON SUNDAY WILL GRADUALLY UP THE MOISTURE LEVELS ENOUGH FOR POSSIBLE SEA BREEZE CONVECTION COASTAL AND POSSIBLY CENTRAL ZONES ON MONDAY. MRF HINTS AT INCREASING DEPTH OF MOISTURE FIELD (S-SE FLOW) MID AND LATTER PART OF NEXT WEEK. MARINE PACKAGE BENIGN WITH NO FLAGS. .HGX...NONE. 37/46/48 PRELIMS... CLL BU 069/089 065/091 068 610 IAH BU 071/090 067/091 069 530 GLS EB 077/087 075/087 077 341
In the hours before
Special weather statement, Jun 21, 9:40 AM CST, 5 hours 2 minutes before
TXZ163-164-176>179-195>200-210>213-226-227-235-212059- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1040 AM CDT THU JUN 21 2001 ...AREAS OF MODERATE TO HEAVY RAIN POSSIBLE INLAND TONIGHT... A COLD FRONT WILL MOVE SOUTH ACROSS SOUTHEAST TEXAS TONIGHT. AS IT APPROACHES THE AREA...IT WILL ENCOUNTER A MOIST AND UNSTABLE AIRMASS. THIS WILL SET THE STAGE FOR SHOWERS AND THUNDERSTORMS. BECAUSE STEERING CURRENTS IN THE ATMOSPHERE ARE LIGHT...THE THUNDERSTORMS WILL MOVE SLOWLY...AND SOME WILL PRODUCE HEAVY RAIN. THE FRONT WILL WEAKEN A BIT AS IT MOVES SOUTH. THEREFORE...IT APPEARS AT THIS TIME THAT THE HEAVIEST RAINS WILL FALL ALONG AND NORTH OF A LINE FROM LAKE LIVINGSTON TO COLUMBUS. 1 TO 3 INCHES OF RAIN IS POSSIBLE IN THIS AREA. THIS COULD PRODUCE HIGH STANDING WATER IN AREAS OF POOR DRAINAGE AND COULD BRING SOME SMALL STREAMS AND CREEKS TO NEAR BANKFULL. FURTHER SOUTH IN SPOTS SUCH AS LIBERTY...METRO HOUSTON AND WHARTON... AMOUNTS SHOULD BE IN THE 1/2 TO ONE AND A HALF INCH RANGE...WITH ISOLATED TOTALS TO 3 INCHES. THIS WILL NOT BE SUFFICIENT TO BRING THE HOUSTON AREA BAYOU SYSTEM TO FLOOD LEVELS...BUT COULD PRODUCE HIGH SgTANDING WATER ON LOW LYING STREETS AND FEEDER ROADS. LOOK FOR SKIES TO GRADUALLY CLEAR FROM THE NORTH BEHIND THE FRONT FRIDAY AND FRIDAY NIGHT. SLIGHTLY LOWER HUMIDITY LEVELS WILL ALSO FOLLOW THE FRONT AND WILL REMAIN THROUGH SATURDAY.
Special weather statement, Jun 21, 2:30 PM CST, 12 minutes before
TXZ163-164-176>179-195>200-210>213-226-227-235-220900- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 330 PM CDT THU JUN 21 2001 ...AREAS OF MODERATE TO HEAVY RAIN POSSIBLE INLAND TONIGHT... A COLD FRONT WILL MOVE SOUTH ACROSS SOUTHEAST TEXAS TONIGHT. AS IT APPROACHES THE AREA...IT WILL ENCOUNTER A MOIST AND UNSTABLE AIRMASS. THIS WILL SET THE STAGE FOR SHOWERS AND THUNDERSTORMS... WHICH ARE BEGINNING TO DEVELOP LATE THIS AFTERNOON OVER NORTH TEXAS. BECAUSE STEERING CURRENTS IN THE ATMOSPHERE ARE LIGHT...THE THUNDERSTORMS WILL MOVE SLOWLY...AND SOME WILL PRODUCE HEAVY RAIN. THE FRONT WILL WEAKEN A BIT AS IT MOVES SOUTH. THEREFORE...IT APPEARS AT THIS TIME THAT THE HEAVIEST RAINS WILL FALL ALONG AND NORTH OF A LINE FROM LAKE LIVINGSTON TO COLUMBUS. 1 TO 3 INCHES OF RAIN IS POSSIBLE IN THIS AREA. THIS COULD PRODUCE HIGH STANDING WATER IN AREAS OF POOR DRAINAGE AND COULD BRING SOME SMALL STREAMS AND CREEKS TO NEAR BANKFULL. ISOLATED SPOTS COULD ALSO EXPERIENCE HAIL IN THUNDERSTORMS. FURTHER SOUTH IN SPOTS SUCH AS LIBERTY...METRO HOUSTON AND WHARTON... AMOUNTS SHOULD BE IN THE 1/2 TO ONE AND A HALF INCH RANGE...WITH ISOLATED TOTALS TO 3 INCHES. THIS WILL NOT BE SUFFICIENT TO BRING THE HOUSTON AREA BAYOU SYSTEM TO FLOOD LEVELS...BUT COULD PRODUCE HIGH STANDING WATER ON LOW LYING STREETS AND FEEDER ROADS. LOOK FOR SKIES TO GRADUALLY CLEAR FROM THE NORTH BEHIND THE FRONT FRIDAY AND FRIDAY NIGHT. SLIGHTLY LOWER HUMIDITY LEVELS WILL ALSO FOLLOW THE FRONT AND WILL REMAIN THROUGH SATURDAY. END/46
The radar
The Houston radar (KHGX), 33 km away, was scanning. The volume nearest the first event began at 20:40 UTC.
Event by event
2 thunderstorm wind, 1 hail. Local standard time, as filed.
Hail, Harris
- When
- June 21, 2:55 PM CST
- Where
- Harris County, Deer Park
- Measured
- 0.75 in hail
- Property damage
- $5,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 29.700, -95.117
Thunderstorm Wind, Brazos
- When
- June 21, 9:30 PM CST to 9:40 PM CST
- Where
- Brazos County, Bryan
- Property damage
- $20,000
- Reported by
- NEWSPAPER
- Coordinates
- 30.667, -96.367
Trees uprooted and power lines down.
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Flood and Hail in Georgia, June 21, 2001
- Flash Flood and Damaging Winds in Pennsylvania, June 21 to 22, 2001
- Lightning Strike in South Carolina, June 21, 2001
- Lightning Strike in Florida, June 21, 2001
- Damaging Wind in West Virginia, June 21, 2001
- Hail and Damaging Winds in Texas, June 21, 2001
- Hail and Lightning Strike in Florida, June 21, 2001
- Damaging Winds in Ohio, June 21, 2001
- Tornado in Florida, June 21, 2001
- Damaging Winds and Lightning Strike in Virginia, June 21, 2001
- Lightning Strike in Florida, June 21, 2001
- Hail and Damaging Winds in Tennessee, June 21, 2001
More
Every storm in Texas in 2001Every state in 2001This day in weather historyWarnings in Texas, June 2001
Sources
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: 5256178, 5256179, 5256180.