Alert archive / Florida / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 8, NWS Melbourne, FL

April 26, 2002Orange County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Apr 26, 2002, 7:55 PM EDT for Orange County, Florida. It was in force for 50 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 26, 2002, 7:55 PM EDT (23:55 UTC)
Expired
Apr 26, 2002, 8:45 PM EDT
In force
50 min
Issued by
NWS Melbourne, FL
Area
Whole counties

County Orange County, FL

The radar

The Melbourne radar (KMLB), 79 km from the middle of the area, began a volume at 23:57 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.

What was reported inside it

TimeReportWhereRemark
Apr 26, 7:56 PM EDTHail 0.75Orlando, FL
Apr 26, 8:25 PM EDTThunderstorm Wind 50 EOrlando, FLSevere thunderstorms produced dime size hail in the Disney area and blew down a large tree onto a house in Orlando injuring one person.
Apr 26, 8:43 PM EDTHail 0.75Maitland, FL

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 nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 11.9 hours before the alert went out and 81 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.

Skew-T log-pSkew-T log-p diagram, Cape Canaveral, FL at 12:00Z on 2002-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 258 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2002-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
258 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
630 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
33 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

805 
WUUS52 KMLB 262355
SVRMLB
FLC095-270045-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
752 PM EDT FRI APR 26 2002

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ORANGE COUNTY
  IN EAST CENTRAL FLORIDA

* UNTIL 845 PM EDT.

* AT 752 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A CLUSTER OF SEVERE THUNDERSTORMS FROM FAIRVIEW SHORES TO THE
  ATTRACTIONS AREA...DRIFTING SOUTHEAST AT 5 MPH.

* THE SEVERE THUNDERSTORMS WILL AFFECT THE FOLLOWING COMMUNITIES...
  ORLOVISTA...ORLANDO...CONWAY...BELLE ISLE AND PINE CASTLE THROUGH
  830 PM EDT

DIME SIZED HAIL WAS OCCURRING WITH THESE STORMS AT 752 PM NEAR THE 
DISNEY COMPLEX.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 58 MILES AN
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. IF
THE STORM APPROACHES YOU...MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR.

$$

LAT...LON 2860 8154 2842 8154 2845 8133 2862 8137

Nearby

Severe Thunderstorm Warnings in Florida, 2002Every severe thunderstorm warning in 2002

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; radar from the NEXRAD Level II archive.