Alert archive / Texas / Tornado Warnings in 1993
Tornado Warning 14, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this tornado warning at May 30, 1993, 3:30 PM CDT for Harris County, Texas. It was in force for 30 min.
The area
The counties it named.
The facts
- Issued
- May 30, 1993, 3:30 PM CDT (20:30 UTC)
- Expired
- May 30, 1993, 4:00 PM CDT
- In force
- 30 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
County Harris County, TX
The radar
The Houston radar (KHGX), 52 km from the middle of the area, began a volume at 20:30 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 8.5 hours before the alert went out and 213 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
- 561 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 655 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, May 30, 11:57 AM CDT, 3 hours 33 minutes before
TXZ032-037-045>047-049-301800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON TX 1157 AM CDT SUN MAY 30 1993 ...SHOWERS AND THUNDERSTORMS DEVELOPING RAPIDLY ACROSS SOUTHEAST TEXAS... BETWEEN 11 AM AND 12 PM...SHOWERS AND THUNDERSTORMS HAD INCREASED IN COVERAGE AND INTENSITY ACROSS SOUTHEAST TEXAS. AT 1147 AM... AN AREA OF SCATTERED SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAINFALL...WAS BETWEEN COLLEGE STATION...BEAMONT AND MATAGORDA BAY. THE INDIVIDUAL STORMS WERE MOVING NORTHEAST AT 10 MILES AN HOUR WHILE THE AREA WAS SHIFTING EAST AT 20 MILES AN HOUR. THE HEAVIEST RAINFALL WAS MOVING INTO MATAGORDA COUNTY FROM MIDFIELD TO PALACIOUS. SOME OF THESE STORMS MAY PRODUCE BRIEF GUSTY WINDS...HEAVY RAINFALL... AND DANGEROUS LIGHTNING. REMEMBER THAT LIGHTNING IS THE UNDER RATED KILLER.
Special weather statement, May 30, 11:58 AM CDT, 3 hours 32 minutes before
TXZ032-037-045>047-049-301800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON TX 1157 AM CDT SUN MAY 30 1993 ...SHOWERS AND THUNDERSTORMS DEVELOPING RAPIDLY ACROSS SOUTHEAST TEXAS... BETWEEN 11 AM AND 12 PM...SHOWERS AND THUNDERSTORMS HAD INCREASED IN COVERAGE AND INTENSITY ACROSS SOUTHEAST TEXAS. AT 1147 AM... AN AREA OF SCATTERED SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAINFALL...WAS BETWEEN COLLEGE STATION...BEAMONT AND MATAGORDA BAY. THE INDIVIDUAL STORMS WERE MOVING NORTHEAST AT 10 MILES AN HOUR WHILE THE AREA WAS SHIFTING EAST AT 20 MILES AN HOUR. THE HEAVIEST RAINFALL WAS MOVING INTO MATAGORDA COUNTY FROM MIDFIELD TO PALACIOUS. SOME OF THESE STORMS MAY LPRODUCE BRIEF GUSTY WINDS...HEAVY RAINFALL... AND DANGEROUS LIGHTNING. REMEMBER THAT LIGHTNING IS THE UNDER RATED KILLER.
Special weather statement, May 30, 1:09 PM CDT, 2 hours 21 minutes before
TXZ032-037-045>047-049-511-301915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON TX 109 PM CDT SUN MAY 30 1993 ...SHOWERS AND THUNDERSTORMS CONTINUE TO RUMBLE ACROSS SOUTHEAST TEXAS... STRONG THUNDERSTORMS CONTINUED TO DEVELOP OVER SOUTHEAST TEXAS. AT 1247 PM A LINE OF THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL EXTENDED FROM CONROE THROUGH DOWNTOWN HOUSTON TO LEAGUE CITY. A SECOND AREA OF THUNDERSTORMS FROM MADISONVILLE TO WHARTON TO MATAGORDA BAY. THE HEAVIEST RAINFALL WAS FROM SURFSIDE TO NASA TO LIBERTY. ANOTHER AREA OF HEAVY RAINFALL WAS FROM CONROE TO DOWNTOWN HOUSTON. THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT ABOUT 15 MPH. THESE THUNDERSTORMS WERE PRODUCING FREQUENT LIGHTNING AND VERY HEAVY RAIN. SO KEEP AN EAR TO THE LOCALE NEWS AND AN EYE ON THE SKY.
Special weather statement, May 30, 1:09 PM CDT, 2 hours 21 minutes before
TXZ032-037-045>047-049-511-301915- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON TX 109 PM CDT SUN MAY 30 1993 ...SHOWERS AND THUNDERSTORMS CONTINUE TO RUMBLE ACROSS SOUTHEAST TEXAS... STRONG THUNDERSTORMS CONTINUED TO DEVELOP OVER SOUTHEAST TEXAS. AT 1247 PM A LINE OF THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL EXTENDED FROM CONROE THROUGH DOWNTOWN HOUSTON TO LEAGUE CITY. A SECOND AREA OF THUNDERSTORMS FROM MADISONVILLE TO WHARTON TO MATAGORDA BAY. THE HEAVIEST RAINFALL WAS FROM SURFSIDE TO NASA TO LIBERTY. ANOTHER AREA OF HEAVY RAINFALL WAS FROM CONROE TO DOWNTOWN HOUSTON. THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT ABOUT 15 MPH. THESE THUNDERSTORMS WERE PRODUCING FREQUENT LIGHTNING AND VERY HEAVY RAIN. SO KEEP AN EAR TO THE LOCALE NEWS AND AN EYE ON THE SKY.
Special weather statement, May 30, 3:04 PM CDT, 26 minutes before
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<body>
<main class="wrap">
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
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<p id="message2">
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</html>The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 1:35 PM CDT | Tornado Warning | HGX | Harris | 40 min |
| May 30, 2:24 PM CDT | Severe Thunderstorm Warning | HGX | Brazoria, Matagorda | 54 min |
| May 30, 2:45 PM CDT | Severe Thunderstorm Warning | HGX | Liberty | 60 min |
Nearby
Tornado Warnings in Texas, 1993Every tornado warning in 1993Tornadoes in 1993
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.