Alert archive / Florida / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 86, NWS Melbourne, FL

June 17, 2001Martin County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Jun 17, 2001, 3:11 PM EDT for Martin County, Florida. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 17, 2001, 3:11 PM EDT (19:11 UTC)
Expired
Jun 17, 2001, 4:15 PM EDT
In force
64 min
Issued by
NWS Melbourne, FL
Area
Whole counties

County Martin County, FL

The radar

The Melbourne radar (KMLB), 117 km from the middle of the area, began a volume at 19:10 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

Miami, FL (KMFL), launched 12:00Z, 7.2 hours before the alert went out and 141 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, Miami, FL at 12:00Z on 2001-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 797 joules per kilogram.LCLLFCEL10008507005003002001001 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, Miami, FL at 12:00Z on 2001-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 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
797 J/kg
Mixed-layer CIN
-51 J/kg
Mixed-layer LCL
1191 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
6 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 
WUUS52 KMLB 171912
SVRMLB

FLC085-172000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
311 PM EDT SUN JUN 17 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

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

* UNTIL 415 PM EDT.

* AT 310 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SEVERE THUNDERSTORMS ALONG INTERSTATE 95. THE FIRST WAS 7 MILES
  NORTHEAST OF INDIANTOWN...AND THE SECOND WAS ALONG THE MARTIN AND
  PALM BEACH COUNTY LINE. THE STORMS WERE MOVING VERY SLOWLY.

* THESE STORMS WILL MAINLY AFFECT MOTORISTS TRAVELING ON THE FLORIDA
  TURNPIKE AND INTERSTATE 95.

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 2698 8048 2697 8022 2721 8024 2720 8052


CRISTALDI

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 9:49 PM EDTSevere Thunderstorm WarningMLBBrevard31 min
Jun 17, 3:23 PM EDTSevere Thunderstorm WarningMLBLake67 min
Jun 17, 4:34 PM EDTSevere Thunderstorm WarningMLBVolusia56 min
Jun 17, 5:33 PM EDTSevere Thunderstorm WarningMLBSeminole57 min
Jun 17, 6:08 PM EDTSevere Thunderstorm WarningMLBBrevard67 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.