Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 20, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Mar 26, 2000, 4:14 AM CST for Houston County, Texas. It was in force for 61 min. 2 reports came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Mar 26, 2000, 4:14 AM CST (10:14 UTC)
- Expired
- Mar 26, 2000, 5:15 AM CST
- In force
- 61 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Houston County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 26, 4:45 AM CST | Thunderstorm Wind | Lovelady, TX | Numerous trees down. |
| Mar 26, 5:00 AM CST | Thunderstorm Wind | Crockett, TX | Numerous trees and power lines down. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 25, 11:45 PM CST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Shreveport, LA (KSHV), launched 00:00Z, 10.2 hours before the alert went out and 207 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 271 J/kg
- Mixed-layer CIN
- -39 J/kg
- Mixed-layer LCL
- 755 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KHGX 261013 SVRHOU TXC225-261115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 414 AM CST SUN MAR 26 2000 THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON TX HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... HOUSTON COUNTY IN SOUTHEAST TEXAS * UNTIL 515 AM CST * AT 410 AM CST...DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS ENTERING HOUSTON COUNTY FROM THE NORTHWEST ...MOVING SOUTHEAST AT 35 MPH. THE CENTER OF THE LINE IS 20 MILES NORTHWEST OF CROCKETT. * LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE... GRAPELAND LATEXO CROCKETT AUSTONIO LARGE HAIL AND DAMAGING WIND IS POSSIBLE WITH THIS LINE. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE... OR DEPARTMENT OF PUBLIC SAFETY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. LAT...LON 3168 9570 3156 9585 3103 9557 3134 9508
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, 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 this severe thunderstorm warning went out at Mar 26, 3:00 AM CST, 1 hour 14 minutes earlier.
Area forecast discussion, Mar 26, 3:00 AM CST, 1 hour 14 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 300 AM CST SUN MAR 26 2000 OUTFLOW BOUNDARY CURRENTLY LOCATED JUST NORTH OF FA STRETCHING FROM NEAR ACT TO GGG. SVR TSTMS OCCURRING IN VCNTY OF BOUNDARY NW OF FA AND ARE PROPAGATING SE ACROSS WATCH BOX. APPEARS NORTHERN SECTIONS OF FA WILL SEE GOOD CHC OF TSTMS NEXT FEW HOURS. MAIN FORECAST CONCERN IS SVR WX POTENTIAL. ATMOS IS POTENTIALLY UNSTABLE WITH CONVECTIVE COMPLEX PROPAGATING SE TONIGHT TOWARDS FA. BELIEVE SOUTHWARD EXTENT OF COMPLEX THIS MORNING IS CRITICAL FOR ASSESSING AFT DEVELOPMENT BECAUSE DIFFERENTIAL HEATING ACROSS LEFT OVER OUTFLOW BOUNDARY WILL PLAY A KEY ROLE FOR 1ST PD POPS. MAY ADJUST POPS AT ISSUANCE TIME BASED ON CONVECTIVE TRENDS. AGREE WITH SPC DY1 OUTLOOK PLACING MOST OF AREA IN SLIGHT RISK. UPPER LEVEL JET AXIS BECOMES ORIENTED OVER SE TX AS PATN AMPLIFICATION OCCURS AND 120 KT JET MAX DIVES SE ACROSS TX THIS EVENING. THIS FEATURE WILL PROVIDE FAVORABLE UPPER LEVEL DIVERGENCE NEAR TIME OF MAX HEATING THIS AFT INTO OVERNIGHT HOURS. IN ADDITION...AXIS OF WEAK MID-LEVEL SHORT WV ENERGY WILL BE ACROSS FA TODAY AND TONIGHT. ONE SIGNIFICANT FORECAST PROBLEM IS DECIDING ON NORTHWARD EXTENT OF CAPPING LAYER PRESENT IN 0Z CRP SOUNDING. SW ZONES MAY REMAIN CAPPED WHERE NORTHERN ZONES WILL BE IN NEAR CAP- FREE ENVIRONMENT. THIS IS THE REASON FOR TAPERING OF POPS FROM THE NORTH SOUTHWARD AND EXCLUSION OF SW ZONES FROM SVR OUTLOOK. FAVOR AVN PRECIP FIELD WHICH IS FURTHEST SOUTH OF MODELS. HAVE DECIDED TO FORECAST ABOVE GUIDANCE. MODELS IN GOOD AGREEMENT WITH MOVEMENT OF COLD FRONT ACROSS FA SUNDAY NIGHT. THIS BOUNDARY WILL PROVIDE FOCUS TONIGHT FOR TSTM DEVELOPMENT. WILL MAKE A FEW ADJUSTMENTS TO TEMP GUID...MAINLY 3RD AND 4TH PDS. AS FRONT ENTERS COASTAL WATERS OFFSHORE WINDS WILL INCREASE MON MORNING. THANKS LCH FOR COORD. 33/41 .KHGX...SVR TSTM WATCH N UNTIL 5 AM PRELIMS... CLL BU 084/057 080/050 077 340 IAH BU 084/060 080/050 077 240 GLS BU 078/065 076/062 076 231 SW 12- N 540
In the hours before
Special weather statement, Mar 25, 11:56 PM CST, 4 hours 18 minutes before
TXZ163-164-179-261100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1156 PM CST SAT MAR 25 2000 ...SEVERE THUNDERSTORM WATCH UNTIL 5 AM CST FOR HOUSTON...TRINITY... AND POLK COUNTIES... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED BY THE STORM PREDICTION CENTER FOR THE FAR NORTHERN PORTION OF SOUTHEAST TEXAS. THE WATCH INCLUDES THE CITIES OF GRAPELAND...CROCKETT...GROVETON...APPLE SPRINGS...CORRIGAN...AND LIVINGSTON. STRONG TO SEVERE THUNDERSTORMS OCCURRED EARLIER THIS EVENING OVER FREESTONE COUNTY NEAR FAIRFIELD. THESE STORMS WERE APPROACHING FAR NORTHWESTERN HOUSTON COUNTY...BUT WERE WEAKENING AS OF 1145 PM. OTHER THUNDERSTORMS WERE OCCURRING IN THE DALLAS-FORT WORTH METROPLEX AREA AND ARE EXPECTED TO APPROACH HOUSTON...TRINITY...AND POLK COUNTIES BETWEEN 3 AM AND 5 AM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH... DESTRUCTIVE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. IF OUTSIDE...MOVE TO SHELTER...PREFERABLY INSIDE A STRONG BUILDING. STAY TUNED TO NOAA WEATHER RADIO OR OTHER NEWS SOURCES FOR THE LATEST FORECASTS AND} UPDATES.
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 4:33 AM CST | Severe Thunderstorm Warning | HGX | Madison | 57 min |
| Mar 26, 5:04 AM CST | Severe Thunderstorm Warning | HGX | Walker | 56 min |
| Mar 26, 5:12 AM CST | Severe Thunderstorm Warning | HGX | Trinity | 48 min |
| Mar 26, 5:30 AM CST | Severe Thunderstorm Warning | HGX | San Jacinto | 60 min |
| Mar 26, 6:04 AM CST | Severe Thunderstorm Warning | HGX | Polk | 41 min |
| Mar 26, 6:10 AM CST | Severe Thunderstorm Warning | HGX | Liberty | 65 min |
| Mar 26, 7:15 AM CST | Severe Thunderstorm Warning | HGX | Chambers, Liberty | 45 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning in 2000
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.