Alert archive / Florida / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 70, NWS Melbourne, FL

June 14, 2001Volusia County, Florida

NWS Melbourne, FL issued this severe thunderstorm warning at Jun 14, 2001, 3:44 PM EDT for Volusia County, Florida. It was in force for 46 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 14, 2001, 3:44 PM EDT (19:44 UTC)
Expired
Jun 14, 2001, 4:30 PM EDT
In force
46 min
Issued by
NWS Melbourne, FL
Area
Whole counties

County Volusia County, FL

The radar

The Melbourne radar (KMLB), 116 km from the middle of the area, began a volume at 19:46 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 14, 4:15 PM EDTHail 0.75New Smyrna Beach, FL

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, 7.7 hours before the alert went out and 91 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 2001-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 608 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, Cape Canaveral, FL at 12:00Z on 2001-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -7 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
608 J/kg
Mixed-layer CIN
-137 J/kg
Mixed-layer LCL
1224 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-7 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 8:55 PM EDTSevere Thunderstorm WarningMLBOrange35 min
Jun 14, 1:43 PM EDTSevere Thunderstorm WarningMLBLake, Orange62 min
Jun 14, 2:22 PM EDTSevere Thunderstorm WarningMLBSeminole68 min
Jun 14, 2:42 PM EDTSevere Thunderstorm WarningMLBLake33 min
Jun 14, 2:43 PM EDTSevere Thunderstorm WarningMLBVolusia62 min
Jun 14, 2:44 PM EDTSevere Thunderstorm WarningMLBOrange, Osceola, Seminole61 min
Jun 14, 2:56 PM EDTSevere Thunderstorm WarningMLBOsceola64 min
Jun 14, 3:35 PM EDTSevere Thunderstorm WarningMLBBrevard55 min
Jun 14, 4:15 PM EDTSevere Thunderstorm WarningMLBSaint Lucie45 min
Jun 14, 4:30 PM EDTSevere Thunderstorm WarningMLBBrevard60 min
Jun 14, 5:28 PM EDTSevere Thunderstorm WarningMLBBrevard62 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.