Alert archive / Florida / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 13, NWS Melbourne, FL

March 29, 2001Brevard County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Mar 29, 2001, 1:22 PM EST for Brevard County, Florida. It was in force for 53 min. 1 report 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
Mar 29, 2001, 1:22 PM EST (18:22 UTC)
Expired
Mar 29, 2001, 2:15 PM EST
In force
53 min
Issued by
NWS Melbourne, FL
Area
Whole counties

County Brevard County, FL

The radar

The Melbourne radar (KMLB), 21 km from the middle of the area, began a volume at 18:24 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
Mar 29, 1:35 PM ESTThunderstorm Wind 50 ERockledge, FLThunderstorm winds blew down a few trees in Rockledge.

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.

IssuedProductOfficeLasted
Mar 29, 9:15 AM ESTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 6.4 hours before the alert went out and 27 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 2001-03-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 647 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2001-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 185 square meters per square second.1939587897Sfc1 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
647 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
626 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
185 m²/s²
0-3 km storm-relative helicity
307 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.

145 
WUUS52 KMLB 291825
SVRMLB
FLC009-291915-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
122 PM EST THU MAR 29 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN BREVARD COUNTY
  IN EAST CENTRAL FLORIDA

* UNTIL 215 PM EST.

* AT 120 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
  LINE OF SEVERE THUNDERSTORMS FROM CAPE CANAVERAL TO JUST WEST OF   
  MELBOURNE...MOVING EAST AT 35 MPH.

* LOCATIONS IN THE WARNING INCLUDE WEST MELBOURNE...                 
  MELBOURNE BEACH...INDIAN HARBOUR BEACH AND INDIALANTIC.

THIS IS A DANGEROUS STORM. PREPARE FOR DAMAGING WINDS IN EXCESS OF 58
MILES AN HOUR...LARGE HAIL AND DEADLY...EXCESSIVE LIGHTNING. MOVE
INDOORS TO A STURDY BUILDING AWAY FROM WINDOWS.

THESE STORMS HAVE PRODUCED HAIL UP TO GOLF BALL SIZE AND DAMGAING 
WINDS AS THEY MOVED ACROSS OSCEOLA AND NORTHERN BREVARD COUNTY. AS 
THE STORMS REACH THE INTRACOASTAL WATERS THERE IS A POTENTIAL FOR 
THE DEVELOPMENT OF WATERSPOUTS.

$$

LAT...LON 2856 8073 2787 8072 2787 8009 2857 8009

PB

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 10:38 AM ESTSevere Thunderstorm WarningMLBLake67 min
Mar 29, 11:01 AM ESTSevere Thunderstorm WarningMLBOrange59 min
Mar 29, 11:17 AM ESTSevere Thunderstorm WarningMLBOsceola58 min
Mar 29, 11:43 AM ESTSevere Thunderstorm WarningMLBSeminole62 min
Mar 29, 11:53 AM ESTSevere Thunderstorm WarningMLBOrange67 min
Mar 29, 12:12 PM ESTSevere Thunderstorm WarningMLBVolusia63 min
Mar 29, 12:15 PM ESTSevere Thunderstorm WarningMLBOsceola45 min
Mar 29, 12:34 PM ESTSevere Thunderstorm WarningMLBBrevard56 min
Mar 29, 1:05 PM ESTSevere Thunderstorm WarningMLBOsceola55 min
Mar 29, 2:33 PM ESTSevere Thunderstorm WarningMLBOkeechobee27 min
Mar 29, 2:40 PM ESTSevere Thunderstorm WarningMLBIndian River65 min
Mar 29, 3:45 PM ESTSevere Thunderstorm WarningMLBIndian River, Saint Lucie45 min
Mar 29, 4:30 PM ESTSevere Thunderstorm WarningMLBSaint Lucie45 min
Mar 29, 4:54 PM ESTSevere Thunderstorm WarningMLBMartin66 min
Mar 29, 5:20 PM ESTSevere Thunderstorm WarningMLBSaint Lucie25 min
Mar 29, 6:00 PM ESTSevere Thunderstorm WarningMLBMartin60 min

Nearby

Severe Thunderstorm Warnings in Florida, 2001Every severe thunderstorm warning in 2001

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.