Alert archive / Florida / Tornado Watches in 1998

Tornado Watch 21

February 2, 199822 counties in Florida

The Storm Prediction Center issued this tornado watch at Feb 2, 1998, 2:00 PM EST for 22 counties in Florida. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Feb 2, 1998, 2:00 PM EST (19:00 UTC)
Expired
Feb 2, 1998, 8:00 PM EST
In force
6 hr
Issued by
the Storm Prediction Center
All 22 counties

Broward County, FL, Charlotte County, FL, Citrus County, FL, Collier County, FL, DeSoto County, FL, Glades County, FL, Hardee County, FL, Hendry County, FL, Hernando County, FL, Highlands County, FL, Hillsborough County, FL, Lee County, FL, Manatee County, FL, Martin County, FL, Miami-Dade County, FL, Monroe County, FL, Okeechobee County, FL, Palm Beach County, FL, Pasco County, FL, Pinellas County, FL, Polk County, FL, Sarasota County, FL

The radar

The Tampa radar (KTBW), 121 km from the middle of the area, began a volume at 19:00 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.

Warnings issued inside it

17 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Feb 2, 2:37 PM ESTSevere Thunderstorm WarningTBWPinellas38 min
Feb 2, 3:32 PM ESTTornado WarningMFLMonroe118 min
Feb 2, 3:51 PM ESTTornado WarningMFLMonroe119 min
Feb 2, 4:16 PM ESTSevere Thunderstorm WarningMFLMonroe59 min
Feb 2, 4:54 PM ESTSevere Thunderstorm WarningMFLCollier, Monroe91 min
Feb 2, 5:27 PM ESTSevere Thunderstorm WarningMFLMonroe93 min
Feb 2, 5:38 PM ESTSevere Thunderstorm WarningMFLMiami-Dade57 min
Feb 2, 6:00 PM ESTTornado WarningMFLMonroe65 min
Feb 2, 6:19 PM ESTSevere Thunderstorm WarningMFLBroward61 min
Feb 2, 6:25 PM ESTSevere Thunderstorm WarningMFLCollier, Monroe95 min
Feb 2, 6:39 PM ESTSevere Thunderstorm WarningMFLMiami-Dade61 min
Feb 2, 7:02 PM ESTSevere Thunderstorm WarningMFLMonroe58 min
Feb 2, 7:12 PM ESTSevere Thunderstorm WarningTBWPasco, Pinellas48 min
Feb 2, 7:18 PM ESTTornado WarningMFLMiami-Dade52 min
Feb 2, 7:23 PM ESTTornado WarningMFLMonroe62 min
Feb 2, 7:28 PM ESTTornado WarningTBWPasco32 min
Feb 2, 7:34 PM ESTTornado WarningMFLMiami-Dade61 min

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 7.0 hours before the alert went out and 121 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, Tampa Bay, FL at 12:00Z on 1998-02-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 17 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, Tampa Bay, FL at 12:00Z on 1998-02-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 150 square meters per square second.1939587897Sfc1 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
17 J/kg
Mixed-layer CIN
-220 J/kg
Mixed-layer LCL
739 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
150 m²/s²
0-3 km storm-relative helicity
237 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.

Nearby

Tornado Watches in Florida, 1998Every tornado watch in 1998

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.