Alert archive / Florida / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 64, NWS Tampa Bay, FL

August 15, 1995Polk County, Florida

NWS Tampa Bay, FL issued this severe thunderstorm warning at Aug 15, 1995, 4:11 PM EDT for Polk County, Florida. It was in force for 49 min.

The area

The counties it named.

The facts

Issued: Aug 15, 1995, 4:11 PM EDT (20:11 UTC)
Expired: Aug 15, 1995, 5:00 PM EDT
In force: 49 min
Issued by: NWS Tampa Bay, FL
Area: Whole counties

County Polk County, FL

The radar

The Tampa radar (KTBW), 74 km from the middle of the area, began a volume at 20:10 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

Tampa Bay, FL (KTBW), launched 12:00Z, 8.2 hours before the alert went out and 74 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 4049 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 625 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 47 m²/s²
0-3 km storm-relative helicity: 99 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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tampa Bay, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 15, 2:44 PM EDT, 1 hour 27 minutes earlier.

Area forecast discussion, Aug 15, 2:44 PM EDT, 1 hour 27 minutes before

AREA FORECAST DISCUSSION CORRECTED
NATIONAL WEATHER SERVICE TAMPA BAY-RUSKIN, FL
243 PM EDT TUE AUG 15 1995

NEW MDL RUNS STILL LINE...IF NOT MORE IMPRESSIVE...FOR PSBL SVR WX
ERLY THIS EVE INTO TON. VORT MAX APPRCHG JAX AREA MVG SW AS SEEN ON
W/V. VRY HOT AND MST AT L/L WITH TEMPS IN MID 90S AND SFC DP MID TO
UPPER 70S. ETA AND NGM DIFFER IN TMG BY ABT 6 HRS FOR BRINGING IN GD
VV...U/L MSTR...AND CAA ALF THIS EVE/TON. WITH DRY AIR ALF...XPCT ONLY
SCT TSTMS TO DVLP. BUT THOSE FEW SHLD BE STRNG/SVR WITH VRY HVY RAIN
AND STRNG GUSTY WNDS. WITH HURR FELIX MVG WNW TWD THE MID ATL CST
TOM...WAA ALF WILL DVLP TOM OVR FL AND WILL RESTRICT AFT TSTM DVLPMNT.
FWC POPS LK A LITTLE LO FOR TON AND HI TM2RW. THU WX REALLY DEPENDS ON
TRCK OF FELIX.

@1 LEVY CITRUS HERNANDO
@2 PASCO PINELLAS HILLSBOROUGH MANATEE SARASOTA
@3 SUMTER POLK HARDEE DESOTO HIGHLANDS
@4 CHARLOTTE LEE

TPA BB 79/97 79/96 134223

OGLESBY

In the hours before

Special weather statement, Aug 15, 10:48 AM EDT, 5 hours 23 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 15, 4:23 PM EDT	Severe Thunderstorm Warning	TBW	Citrus	67 min
Aug 15, 4:34 PM EDT	Severe Thunderstorm Warning	TBW	Hillsborough	56 min
Aug 15, 4:56 PM EDT	Severe Thunderstorm Warning	TBW	Pinellas	49 min
Aug 15, 5:15 PM EDT	Severe Thunderstorm Warning	TBW	Levy	60 min
Aug 15, 5:26 PM EDT	Severe Thunderstorm Warning	TBW	Citrus	49 min
Aug 15, 5:58 PM EDT	Severe Thunderstorm Warning	TBW	Pinellas	47 min
Aug 15, 6:05 PM EDT	Severe Thunderstorm Warning	TBW	Hillsborough, Manatee	40 min
Aug 15, 6:15 PM EDT	Severe Thunderstorm Warning	TBW	Sarasota	60 min
Aug 15, 6:17 PM EDT	Severe Thunderstorm Warning	TBW	Levy	43 min
Aug 15, 6:34 PM EDT	Severe Thunderstorm Warning	TBW	Lee	56 min
Aug 15, 6:55 PM EDT	Severe Thunderstorm Warning	TBW	Charlotte	65 min
Aug 15, 7:25 PM EDT	Severe Thunderstorm Warning	TBW	Lee	50 min

Nearby

Severe Thunderstorm Warnings in Florida, 1995 Every 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; radar from the NEXRAD Level II archive.