Alert archive / Florida / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 13, NWS Melbourne, FL

February 5, 1992Volusia County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Feb 5, 1992, 5:34 PM EST for Volusia County, Florida. It was in force for 56 min.

The area

The counties it named.

The facts

Issued: Feb 5, 1992, 5:34 PM EST (22:34 UTC)
Expired: Feb 5, 1992, 6:30 PM EST
In force: 56 min
Issued by: NWS Melbourne, FL
Area: Whole counties

County Volusia County, FL

The nearest sounding before it

Jacksonville, FL (KAYS), launched 12:00Z, 10.6 hours before the alert went out and 168 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 0 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 86 m²/s²
0-3 km storm-relative helicity: 86 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KDAB 052231
SVRDAB
FLC127-052330-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE DAYTONA BEACH FL
534 PM EST WED FEB 5 1992
 
THE NATIONAL WEATHER SERVICE IN DAYTONA BEACH HAS ISSUED A
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
EFFECTIVE UNTIL  630 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL FLORIDA
 
   ...VOLUSIA COUNTY
 
  AND FOR MARINE INTERESTS ON THE COASTAL WATERS AROUND...
 
  ...VOLUSIA COUNTY
 
A SEVERE THUNDERSTORM WAS INDICATED ON RADAR ON THE SOUTHWEST
VOLUSIA COUNTY LINE NEAR SANFORD AND WAS MOVING NORTHEAST 40 MPH.
 
THIS SEVERE THUNDERSTORM PRODUCED 3/4 INCH HAIL AROUND 5 PM IN
LAKE MARY.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
AS THE THUND?ERSTORMS MOVE OUT OVER THE COASTAL WATERS...BOATERS
IN THE THREATENED AREA CAN EXPECT STRONG WINDS...ROUGH SEAS AND
LIGHTNING. BOATERS SHOULD TAKE NECESSARY ACTION TO AVOID THE
DANGEROUS THUNDERSTORMS.

The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 5, 5:24 AM EST	Severe Thunderstorm Warning	MLB	Lake	66 min
Feb 5, 5:26 AM EST	Severe Thunderstorm Warning	MLB	Marion	64 min
Feb 5, 5:42 AM EST	Severe Thunderstorm Warning	MLB	Orange, Osceola, Seminole	63 min
Feb 5, 6:16 AM EST	Severe Thunderstorm Warning	MLB	Volusia	59 min
Feb 5, 6:40 AM EST	Severe Thunderstorm Warning	MLB	Brevard	50 min
Feb 5, 3:31 PM EST	Severe Thunderstorm Warning	MLB	Lake, Orange	44 min
Feb 5, 3:40 PM EST	Severe Thunderstorm Warning	MLB	Volusia	65 min
Feb 5, 3:47 PM EST	Severe Thunderstorm Warning	MLB	Seminole	43 min
Feb 5, 4:34 PM EST	Severe Thunderstorm Warning	MLB	Orange, Seminole	41 min
Feb 5, 5:10 PM EST	Severe Thunderstorm Warning	MLB	Flagler	65 min
Feb 5, 5:11 PM EST	Severe Thunderstorm Warning	MLB	Seminole	34 min
Feb 5, 5:18 PM EST	Severe Thunderstorm Warning	MLB	Marion	42 min
Feb 5, 6:42 PM EST	Severe Thunderstorm Warning	MLB	Orange	63 min

Nearby

Severe Thunderstorm Warnings in Florida, 1992 Every severe thunderstorm warning in 1992

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.