Alert archive / Florida / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 51, NWS Melbourne, FL

June 10, 2001Brevard County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Jun 10, 2001, 5:00 PM EDT for Brevard County, Florida. It was in force for 60 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
Jun 10, 2001, 5:00 PM EDT (21:00 UTC)
Expired
Jun 10, 2001, 6:00 PM EDT
In force
60 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 21:01 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
Jun 10, 5:35 PM EDTThunderstorm Wind 65 ECape Canaveral, FLCape Canaveral AFS measured a thunderstorm wind gust of 70 knots at the 54 foot level. A few trees were blown down in the city of Cape Canaveral.

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, 9.0 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 2001-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 251 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 2001-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 square meters per square second.1939Sfc1 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
251 J/kg
Mixed-layer CIN
-86 J/kg
Mixed-layer LCL
1073 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
59 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
WUUS52 KMLB 102100
SVRMLB
FLC009-102200-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
500 PM EDT SUN JUN 10 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

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

* UNTIL 600 PM EDT.

* AT 500 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A LINE OF STRONG TO SEVERE THUNDERSTORMS FROM THE KENNEDY SPACE
  CENTER TO 20 MILES WEST OF PORT SAINT JOHN. CELLS ALONG THE LINE
  WERE MOVING EAST AT 20 MPH.

* SEVERE THUNDERSTORMS WILL AFFECT
  PLAYALINDA BEACH...PORT SAINT JOHN BY 510 PM EDT
  SHARPES BY 525 PM EDT
  COCOA BY 535 PM EDT

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 2871 8069 2835 8089 2817 8059 2851 8047


CRISTALDI

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 9, 9:09 PM EDTSevere Thunderstorm WarningMLBBrevard36 min
Jun 10, 5:06 PM EDTSevere Thunderstorm WarningMLBOrange39 min
Jun 10, 5:34 PM EDTTornado WarningMLBBrevard26 min
Jun 10, 6:01 PM EDTSevere Thunderstorm WarningMLBBrevard59 min
Jun 10, 7:10 PM EDTSevere Thunderstorm WarningMLBIndian River, Saint Lucie65 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.