Alert archive / Florida / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 92, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Jul 31, 1993, 7:28 PM EDT for Lake County, Florida. It was in force for 32 min.
The area
The counties it named.
The facts
- Issued
- Jul 31, 1993, 7:28 PM EDT (23:28 UTC)
- Expired
- Jul 31, 1993, 8:00 PM EDT
- In force
- 32 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
County Lake County, FL
The radar
The Melbourne radar (KMLB), 126 km from the middle of the area, began a volume at 23:29 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
Tampa Bay, FL (KTBW), launched 12:00Z, 11.5 hours before the alert went out and 136 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
- 3672 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 706 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 16 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 severe thunderstorm 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, Jul 31, 5:04 PM EDT, 2 hours 24 minutes before
FLZ011-312205- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 504 PM EDT SAT JUL 31 1993 ...STRONG THUNDERSTORMS DEVELOPING IN ORLANDO AREA... AT 500 PM...NATIONAL WEATHER SERVICE RADAR SHOWED STRONG THUNDERSTORMS DEVELOPING IN THE ORLANDO AREA BETWEEN DOWNTOWN AND THE DISNEY WORLD AREA. OTHER STRONG THUNDERSTORMS WERE SCATTERED FROM CRISTMAS TO HOLOPAW AND CONTINUED TO LAKE KISSIMMEE. THE THUNDERSTORMS SHOWED LITTLE MOVEMENT. RESIDENTS SHOULD BE ALERT FOR THESE THUNDERSTORMS AS THEY CROSS THE AREA. THEY CAN PRODUCE DANGEROUS CLOUD TO GROUND LIGHTNING...HEAVY RAIN...STRONG GUSTY WINDS AND POSSIBLY SMALL HAIL. BECAUSE OF THE SLOW MOVEMENT...LOCALLY HEAVY RAINS ARE POSSIBLE. IF DRIVING..USE EXTRA CAUTION FOR PONDING OF WATER ON ROADS AND POOR VISIBILITIES. ELSEWHERE IN EAST CENTRAL FLORIDA...A FEW THUNDERSTORMS WERE NEAR SCOTTSMOOR AND DELAND. LITTLE MOVEMENT WAS INDICATED. PAF
Special weather statement, Jul 31, 5:06 PM EDT, 2 hours 22 minutes before
FLZ011-312205- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 504 PM EDT SAT JUL 31 1993 ...STRONG THUNDERSTORMS DEVELOPING IN ORLANDO AREA... AT 500 PM...NATIONAL WEATHER SERVICE RADAR SHOWED STRONG THUNDERSTORMS DEVELOPING IN THE ORLANDO AREA BETWEEN DOWNTOWN AND THE DISNEY WORLD AREA. OTHER STRONG THUNDERSTORMS WERE SCATTERED FROM CRISTMAS TO HOLOPAW AND CONTINUED TO LAKE KISSIMMEE. THE THUNDERSTORMS SHOWED LITTLE MOVEMENT. RESIDENTS SHOULD BE ALERT FOR THESE THUNDERSTORMS AS THEY CROSS THE AREA. THEY CAN PRODUCE DANGEROUS CLOUD TO GROUND LIGHTNING...HEAVY RAIN...STRONG GUSTY WINDS AND POSSIBLY SMALL HAIL. BECAUSE OF THE SLOW MOVEMENT...LOCALLY HEAVY RAINS ARE POSSIBLE. IF DRIVING..USE EXTRA CAUTION FOR PONDING OF WATER ON ROADS AND POOR VISIBILITIES. ELSEWHERE IN EAST CENTRAL FLORIDA...A FEW THUNDERSTORMS WERE NEAR SCOTTSMOOR AND DELAND. LITTLE MOVEMENT WAS INDICATED. PAF
Special weather statement, Jul 31, 5:33 PM EDT, 1 hour 55 minutes before
FLZ011-312235- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 533 PM EDT SAT JUL 31 1993 ...STRONG THUNDERSTORMS CONTINUE IN THE ORLANDO AREA... AT 530 PM...NATIONAL WEATHER SERVICE RADAR SHOWED THE CLUSTER OF STRONG THUNDERSTORMS BETWEEN DOWNTOWN ORLANDO AND THE ORLANDO INTERNATIONAL AIRPORT. BETWEEN 520 AND 530 PM...THE ORLANDO INTERNATIONAL AIRPORT REPORTED WIND GUSTS OF 53 MPH AND 1/4 INCH HAIL WITH THESE STORMS. THE STORMS WERE DRIFTING SLOWLY TO THE SOUTHEAST. IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A STORM APPROACHES. MOTORISTS SHOULD REMAIN ALERT FOR REDUCED VISIBILITIES DURING HEAVY RAIN. SOME STREETS MAY FLOOD QUICKLY. PAF &
Special weather statement, Jul 31, 5:35 PM EDT, 1 hour 53 minutes before
FLZ011-312235- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MELBOURNE FL 533 PM EDT SAT JUL 31 1993 ...STRONG THUNDERSTORMS CONTINUE IN THE ORLANDO AREA... AT 530 PM...NATIONAL WEATHER SERVICE RADAR SHOWED THE CLUSTER OF STRONG THUNDERSTORMS BETWEEN DOWNTOWN ORLANDO AND THE ORLANDO INTERNATIONAL AIRPORT. BETWEEN 520 AND 530 PM...THE ORLANDO INTERNATIONAL AIRPORT REPORTED WIND GUSTS OF 53 MPH AND 1/4 INCH HAIL WITH THESE STORMS. THE STORMSL WERE DRIFTING SLOWLY TO THE SOUTHEAST. IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A STORM APPROACHES. MOTORISTS SHOULD REMAIN ALERT FOR REDUCED VISIBILITIES DURING HEAVY RAIN. SOME STREETS MAY FLOOD QUICKLY. PAF &
Special weather statement, Jul 31, 7:09 PM EDT, 19 minutes before
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</html>Special weather statement, Jul 31, 7:10 PM EDT, 18 minutes before
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</head>
<body>
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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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</html>The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 2:32 PM EDT | Severe Thunderstorm Warning | MLB | Indian River | 44 min |
| Jul 31, 3:30 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 60 min |
| Jul 31, 5:44 PM EDT | Severe Thunderstorm Warning | MLB | Orange | 46 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1993Every severe thunderstorm warning 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.