Alert archive / Florida / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 80, NWS Melbourne, FL

June 15, 2001Lake County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Jun 15, 2001, 5:31 PM EDT for Lake County, Florida. It was in force for 59 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 15, 2001, 5:31 PM EDT (21:31 UTC)
Expired
Jun 15, 2001, 6:30 PM EDT
In force
59 min
Issued by
NWS Melbourne, FL
Area
Whole counties

County Lake County, FL

The radar

The Melbourne radar (KMLB), 126 km from the middle of the area, began a volume at 21:32 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

Cape Canaveral, FL (KXMR), launched 12:00Z, 9.5 hours before the alert went out and 123 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 2001-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1882 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 2001-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
1882 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
794 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
30 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 152132
SVRMLB

FLC069-152230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
531 PM EDT FRI JUN 15 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN LAKE COUNTY
  IN EAST CENTRAL FLORIDA

* UNTIL 630 PM EDT.

* AT 522 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES SOUTH OF CLERMONT...OR ABOUT 10 MILES
  WEST OF MAGIC KINGDOM...MOVING NORTH AT 5 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  NEAR CLERMONT AT 625 PM EDT
  6 MILES SOUTHWEST OF FERNDALE AND 6 MILES EAST OF GROVELAND AT 630 
  PM EDT

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.

$$

LAT...LON 2836 8183 2837 8163 2870 8161 2868 8191

GITTINGER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 2:00 PM EDTSevere Thunderstorm WarningMLBIndian River60 min
Jun 15, 2:12 PM EDTSevere Thunderstorm WarningMLBVolusia63 min
Jun 15, 2:55 PM EDTSevere Thunderstorm WarningMLBBrevard65 min
Jun 15, 3:08 PM EDTTornado WarningMLBBrevard37 min
Jun 15, 3:43 PM EDTTornado WarningMLBBrevard32 min
Jun 15, 4:15 PM EDTTornado WarningMLBBrevard60 min
Jun 15, 5:12 PM EDTSevere Thunderstorm WarningMLBBrevard63 min
Jun 15, 5:14 PM EDTSevere Thunderstorm WarningMLBOsceola61 min
Jun 15, 5:24 PM EDTSevere Thunderstorm WarningMLBOrange66 min
Jun 15, 6:18 PM EDTSevere Thunderstorm WarningMLBOsceola57 min
Jun 15, 6:40 PM EDTSevere Thunderstorm WarningMLBBrevard65 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.