Texas, 2002Flash Flooding in Texas, July 4, 2002
July 4, 2002 · NWS SJT · 4 events in 4 counties and zones
The slow moving tropical wave dumped heavy rains for the second night in a row over the Heartland counties of Brown and Coleman counties. Some reports of up to 10 inches in the two day period were noted in these areas.
Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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- Deaths
- 0
- Injuries
- 0
- Property damage
- $9,000
- Crop damage
- None recorded
- Events
- 4
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 slow moving tropical wave dumped heavy rains for the second night in a row over the Heartland counties of Brown and Coleman counties. Some reports of up to 10 inches in the two day period were noted in these areas. During the late afternoon and early evening, scattered thunderstorms developed in the Concho Valley. One thunderstorm in particular developed over southwest Coke County. This thunderstorm was very slow moving and produced very heavy rains as it moved to the south into northern Tom Green County before dissipating. Rainfall amounts with this thunderstorm ranged from 2 to 5 inches. Farm Road 2034 in southwest Coke county had to be closed for a time due to high water, and a few low water crossings in northwest Tom Green County had water moving through them.
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 San Angelo, TX wrote its last area forecast discussion before the first event at Jul 3, 8:58 PM CST, 4 hours 2 minutes earlier.
Area forecast discussion, Jul 3, 8:58 PM CST, 4 hours 2 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE SAN ANGELO TX
958 PM CDT WED JUL 3 2002
PER RADAR TRENDS...FAR EASTERN COUNTIES ON HOT SEAT FOR POTENTIAL
FLASH FLOODING OVERNIGHT. LEADING EDGE OF NUMEROUS SHOWERS AND
THUNDERSTORMS NEAR LLANO CURRENTLY...MOVING NORTH AT 20 MPH TOWARD
SAN SABA AND BROWN COUNTIES...WHICH HAVE ALREADY RECEIVED ISOLATED
RAINFALL AMOUNTS IN EXCESS OF 6 INCHES. CLUSTER OF STORMS EXTEND
WELL SOUTH...ABOUT 30 MILES SOUTH OF SAN ANTONIO. LAKE BROWNWOOD MAY
PROVE TO BE THE TROUBLE SPOT...AS LAKE LEVELS CONTINUE TO RISE.
MINOR WORDING TWEAKS PLANNED FOR LATE EVENING UPDATE.
17
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225 PM DISCUSSION
UPPER LEVEL SHEAR AXIS CONTINUES TO DRIFT VERY SLOWLY WESTWARD ACROSS
WEST CENTRAL TEXAS...WITH RAINFALL SPIRALING AROUND THE CWA THIS
AFTERNOON. LATEST RADAR TRENDS SHOW SCATTERED SHOWERS MOVING
NORTHWEST ACROSS THE BIG COUNTRY...WHILE A FEW SHOWERS AND STORMS
MOVING SOUTH ACROSS THE NORTHERN EDWARDS PLATEAU. RAINFALL REPORTS
THIS MORNING OF 5 TO 7 INCHES CAME IN FROM PARTS OF CALLAHAN
...BROWN...AND COLEMAN COUNTIES...WITH LIGHTER TOTALS OF AN INCH OR
TWO ACROSS ABOUT THE SOUTHEAST HALF OF THE AREA.
MODELS SIMILAR IN FORECASTING THE SHEAR AXIS TO PRETTY MUCH BISECT
WEST CENTRAL TEXAS TONIGHT. 12Z MODELS SUGGEST THAT THERE WILL BE TWO
MAIN LOBES TO HELP CONCENTRATE THE HEAVIEST RAINFALL JUST NORTH AND
JUST SOUTH OF WEST CENTRAL TEXAS. NOT REAL CONFIDENT IN THE MODELS
GETTING THIS PLACEMENT EXACTLY CORRECT...ESPECIALLY WITH THE 18Z RUC
INDICATING JUST ONE UPPER LOW AND LEAVING IT PARKED NEAR SAN ANGELO.
GIVEN ALL OF THE MODELS PERFORMANCE...WILL JUST GO WITH WHAT MAKES
THE MOST SENSE...BEST POPS ALONG AND EAST OF THE SHEAR AXIS WITH
SLIGHTLY LESSER POPS TO THE WEST. GIVEN THAT MANY LOCATIONS ACROSS
THE SOUTHEAST HALF OF THE AREA ARE ALREADY SATURATED FROM THE RAINS
THIS MORNING...AND WITH PRECIPITABLE WATER VALUES STILL RUNNING QUITE
HIGH...WILL REISSUE THE FLASH FLOOD WATCH AND EXPAND IT SLIGHTLY
FARTHER TO THE WEST.
WILL CONTINUE FAIRLY HIGH POPS INTO THE MORNING...BUT AS THE SYSTEM
PUSHES WEST...RAIN CHANCES SHOULD START TO DIMINISH BY THURSDAY
NIGHT. STILL...A WARM AND HUMID AIR MASS WILL REMAIN IN PLACE AND
ALTHOUGH MAIN SUPPORT WILL BE GONE...STILL THINK THERE WILL BE
SCATTERED AFTERNOON AND EVENING CONVECTION THROUGH FRIDAY.
EXTENDED WISE...MRF TRIES TO DEVELOP ANOTHER UPPER LOW ACROSS THE
CENTRAL PLAINS AND DRAG IT SOUTH INTO TEXAS BY TUESDAY OR WEDNESDAY.
MODELS HAVE ENOUGH DIFFICULTY FORECASTING THESE CUTOFF LOWS
ACCURATELY OUT TO 48 HOURS...MUCH LESS THE 7TH DAY. WILL HOLD OFF ON
INSERTING POPS FOR NOW AND JUST WATCH TO SEE WHAT HAPPENS.
ABI 068/085/069/088 7523
SJT 069/085/070/088 7523
JCT 070/087/070/089 7523
.SJT...FLASH FLOOD WATCH FOR MASON...MENARD... MCCULLOCH...
KIMBLE...SAN SABA...BROWN...CALLAHAN...COLEMAN...CONCHO...SCHLEICHER
...SUTTON...TOM GREEN...COKE...AND TAYLOR COUNTIES TONIGHT.
07
Flash Flood, Coleman
- When
- July 4, 1:00 AM CST to 5:00 AM CST
- Where
- Coleman County, East Portion
- Property damage
- $4,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 31.773, -99.454 (the zone’s center; the record gives no point)
For the second night in a row, heavy rains produced areas of flooding over the northeast portions of Coleman County.
Flash Flood, Brown
- When
- July 4, 2:00 AM CST to 5:00 AM CST
- Where
- Brown County, West Portion
- Property damage
- $5,000
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 31.774, -99.000 (the zone’s center; the record gives no point)
For the second night in a row, heavy rains have fallen over the northwest portions of Brown County.
Flash Flood, Coke
- When
- July 4, 5:00 PM CST to 6:00 PM CST
- Where
- Coke County, Southwest Portion
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 31.889, -100.530 (the zone’s center; the record gives no point)
Coke County emergency management reported that Farm to Market Road 2034 was closed for a time due to high water.
Flash Flood, Tom Green
- When
- July 4, 6:10 PM CST to 8:00 PM CST
- Where
- Tom Green County, Northwest Portion
- Reported by
- GENERAL PUBLIC
- Coordinates
- 31.404, -100.462 (the zone’s center; the record gives no point)
A slow moving thunderstorm that moved out of Coke County down U.S. Highway 87 produced torrential rains along the highway from near Water Valley to Grape Creek. Rainfall reports of over 2 inches in 30 minutes was common is this area. Several low water crossings in northwest Tom Green county flooded as the storm moved through.
- Flash Flood
- Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
- Lightning Strike in Florida, July 4, 20021 death · 1 injured · 1 event
- Lightning Strike in Louisiana, July 4, 20021 death · 1 event
- Lightning Strike in Vermont, July 4, 20021 death · 1 event
- Hail and Damaging Winds in Montana, July 4, 2002$225,000 · 1 in hail · 17 events
- Hail and Lightning Strikes in Florida, July 4, 20028 injured · $20,000 · 0.75 in hail · 3 events
- Lightning Strike in North Carolina, July 4, 2002$260,000 · 1 event
- Hail and Damaging Wind in North Carolina, July 4, 2002$100,000 · 55 kt wind · 2 events
- Damaging Winds and Lightning Strikes in Georgia, July 4, 2002$79,000 · 7 events
- Hail and Damaging Winds in Virginia, July 4, 2002$64,000 · 0.75 in hail · 6 events
- Lightning Strikes in North Carolina, July 4, 20023 injured · $20,000 · 2 events
- Hail and Damaging Winds in Ohio, July 4, 2002$52,000 · 1.75 in hail · 5 events
- Damaging Wind in Missouri, July 4, 2002$50,000 · 62 kt wind · 1 event
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: 5306783, 5306782, 5306784, 5306785.