Alert archive / Florida / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 192, NWS Jacksonville, FL

July 7, 1995Duval County, Nassau County, Florida

NWS Jacksonville, FL issued this severe thunderstorm warning at Jul 7, 1995, 4:40 PM EDT for Duval County, Nassau County, Florida. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Jul 7, 1995, 4:40 PM EDT (20:40 UTC)
Expired
Jul 7, 1995, 5:45 PM EDT
In force
65 min
Issued by
NWS Jacksonville, FL
Area
Whole counties

Counties Duval County, FL, Nassau County, FL

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 8.7 hours before the alert went out and 3 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, Jacksonville, FL at 12:00Z on 1995-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1090 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, Jacksonville, FL at 12:00Z on 1995-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
1090 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
1064 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
33 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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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 Jacksonville, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 7, 4:27 PM EDTSevere Thunderstorm WarningJAXMarion63 min
Jul 7, 4:40 PM EDTSevere Thunderstorm WarningJAXClay, Putnam, Saint Johns65 min
Jul 7, 5:01 PM EDTTornado WarningJAXPutnam59 min
Jul 7, 5:43 PM EDTSevere Thunderstorm WarningJAXMarion32 min
Jul 7, 5:53 PM EDTSevere Thunderstorm WarningJAXDuval67 min

Nearby

Severe Thunderstorm Warnings in Florida, 1995Every severe thunderstorm warning in 1995

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.