Alert archive / Florida / Tornado Warnings in 2016

Tornado Warning 21, NWS Tampa Bay, FL

April 2, 2016Hillsborough County, Pasco County, Florida

NWS Tampa Bay, FL issued this tornado warning at Apr 2, 2016, 11:56 AM EDT for Hillsborough County, Pasco County, Florida. It was in force for 16 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Apr 2, 2016, 11:56 AM EDT (15:56 UTC)
Expired
Apr 2, 2016, 12:12 PM EDT
In force
16 min
Issued by
NWS Tampa Bay, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Hillsborough County, FL, Pasco County, FL

The radar

The Tampa radar (KTBW), 58 km from the middle of the area, began a volume at 16:00 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 2, 6:00 AM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 3.9 hours before the alert went out and 58 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 2016-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 626 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 2016-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 219 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
626 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
728 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
219 m²/s²
0-3 km storm-relative helicity
270 m²/s²
Significant tornado parameter
0.9
Supercell composite
4.4

Open this sounding in Storm Lab

The text

As transmitted.

359 
WFUS52 KTBW 021556
TORTBW
FLC057-101-021630-
/O.NEW.KTBW.TO.W.0021.160402T1556Z-160402T1630Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA / RUSKIN FL
1156 AM EDT SAT APR 2 2016

THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN HILLSBOROUGH COUNTY IN WEST CENTRAL FLORIDA...
  SOUTHEASTERN PASCO COUNTY IN WEST CENTRAL FLORIDA...

* UNTIL 1230 PM EDT
    
* AT 1156 AM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR LAND O' LAKES...OR NEAR LUTZ...MOVING
  NORTHEAST AT 15 MPH.

  HAZARD...TORNADO. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  WESLEY CHAPEL SOUTH AROUND 1225 PM EDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE WESLEY
CHAPEL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A MOBILE
HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 2815 8240 2821 8245 2834 8236 2827 8223
TIME...MOT...LOC 1556Z 221DEG 11KT 2821 8239 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

TF
2 follow-up statements
326 
WWUS52 KTBW 021608
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA / RUSKIN FL
1208 PM EDT SAT APR 2 2016

FLC057-021616-
/O.CAN.KTBW.TO.W.0021.000000T0000Z-160402T1630Z/
HILLSBOROUGH FL-
1208 PM EDT SAT APR 2 2016

...THE TORNADO WARNING FOR NORTHWESTERN HILLSBOROUGH COUNTY IS
CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED NORTH
OUT OF HILLSBOROUGH COUNTY...THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 PM EDT FOR
WEST CENTRAL FLORIDA.

LAT...LON 2820 8235 2823 8240 2834 8236 2827 8223
TIME...MOT...LOC 1606Z 221DEG 11KT 2823 8237 

$$

FLC101-021630-
/O.CON.KTBW.TO.W.0021.000000T0000Z-160402T1630Z/
PASCO FL-
1208 PM EDT SAT APR 2 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 PM EDT FOR
SOUTHEASTERN PASCO COUNTY...
    
AT 1206 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR WESLEY CHAPEL SOUTH...OR 8 MILES NORTHEAST OF
LUTZ... MOVING NORTHEAST AT 15 MPH. THE TORNADO SIGNATURE ON RADAR
HAS DIMINISHED...BUT TORNADO DAMAGE IS STILL POSSIBLE.

HAZARD...TORNADO. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE 
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE IS 
         LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...
  WESLEY CHAPEL SOUTH AROUND 1225 PM EDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A MOBILE
HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 2820 8235 2823 8240 2834 8236 2827 8223
TIME...MOT...LOC 1606Z 221DEG 11KT 2823 8237 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

TF
417 
WWUS52 KTBW 021612
SVSTBW

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAMPA BAY AREA / RUSKIN FL
1212 PM EDT SAT APR 2 2016

FLC101-021622-
/O.CAN.KTBW.TO.W.0021.000000T0000Z-160402T1630Z/
PASCO FL-
1212 PM EDT SAT APR 2 2016

...THE TORNADO WARNING FOR SOUTHEASTERN PASCO COUNTY IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING HAS BEEN CANCELLED.  HOWEVER GUSTY WINDS ARE
STILL POSSIBLE WITH THIS THUNDERSTORM.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 PM EDT FOR
WEST CENTRAL FLORIDA.

LAT...LON 2820 8235 2823 8240 2834 8236 2827 8223
TIME...MOT...LOC 1610Z 221DEG 11KT 2824 8236 

$$

TF

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 2, 4:13 AM EDTRip Current StatementTBWCharlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota40 hr
Apr 2, 6:49 AM EDTSpecial Marine WarningTBW116 min
Apr 2, 8:38 AM EDTSpecial Weather StatementTBWLevy22 min
Apr 2, 8:46 AM EDTSpecial Marine WarningTBW59 min
Apr 2, 9:44 AM EDTSpecial Marine WarningTBW61 min
Apr 2, 10:14 AM EDTSpecial Weather StatementTBWHernando46 min
Apr 2, 10:43 AM EDTSpecial Marine WarningTBW62 min
Apr 2, 11:01 AM EDTSpecial Weather StatementTBWPasco44 min
Apr 2, 11:41 AM EDTSpecial Marine WarningTBW64 min
Apr 2, 11:44 AM EDTSpecial Weather StatementTBWHillsborough, Pasco, Pinellas46 min
Apr 2, 12:01 PM EDTSevere Thunderstorm WarningTBWPinellas29 min
Apr 2, 12:17 PM EDTSevere Thunderstorm WarningTBWHillsborough, Manatee43 min
Apr 2, 12:27 PM EDTSpecial Weather StatementTBWPasco33 min
Apr 2, 12:38 PM EDTSpecial Marine WarningTBW52 min
Apr 2, 12:54 PM EDTSpecial Weather StatementTBWManatee51 min
Apr 2, 1:36 PM EDTSpecial Marine WarningTBW39 min
Apr 2, 1:43 PM EDTSpecial Weather StatementTBWManatee47 min
Apr 2, 3:58 PM EDTSpecial Marine WarningTBW47 min
Apr 2, 4:17 PM EDTSmall Craft AdvisoryTBW19 hr

Nearby

Tornado Warnings in Florida, 2016Every tornado warning in 2016Tornadoes in 2016

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.