Alert archive / Florida / Tornado Warnings in 2017

Tornado Warning 6, NWS Tampa Bay, FL

January 22, 2017Manatee County, Sarasota County, Florida

NWS Tampa Bay, FL issued this tornado warning at Jan 22, 2017, 7:38 PM EST for Manatee County, Sarasota County, Florida. It was in force for 22 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jan 22, 2017, 7:38 PM EST (00:38 UTC)
Expired: Jan 22, 2017, 8:00 PM EST
In force: 22 min
Issued by: NWS Tampa Bay, FL
Area: Storm-based polygon
Tornado: Observed
Hail: 0.75 in

Counties Manatee County, FL, Sarasota County, FL

The radar

The Tampa radar (KTBW), 33 km from the middle of the area, began a volume at 00:38 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

Time	Report	Where	Remark
Jan 22, 7:50 PM EST	TSTM WND DMG	3 Sse Bradenton, FL	SEVERAL MOBILE HOMES WITH SIGNIFICANT ROOF DAMAGE IN HEATHER HILLS ESTATES AND CASA LOMA MOBILE HOME PARKS.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jan 22, 4:35 PM EST	Tornado Watch PDS	SPC	5 hr

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 00:00Z, 0.6 hours before the alert went out and 33 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: 1747 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 673 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 439 m²/s²
0-3 km storm-relative helicity: 500 m²/s²
Significant tornado parameter: 5.8
Supercell composite: 22.7

Open this sounding in Storm Lab

The text

As transmitted.

631 
WFUS52 KTBW 230038
TORTBW
FLC081-115-230100-
/O.NEW.KTBW.TO.W.0006.170123T0038Z-170123T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tampa Bay Area Ruskin FL
738 PM EST SUN JAN 22 2017

The National Weather Service in Ruskin has issued a

* Tornado Warning for...
  West central Manatee County in west central Florida...
  Northwestern Sarasota County in west central Florida...

* Until 800 PM EST

* At 737 PM EST, a likely waterspout was located just offshore 7 
  miles west of Saint Armands Key, or 9 miles west of Sarasota, 
  moving northeast at 45 mph.

  HAZARD...Tornado. 

  SOURCE...Weather spotters confirmed waterspout moving onshore. 

  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 tornado will be near...
  Sarasota and Sarasota Bradenton Airport around 750 PM EST. 
  Whitfield, North Sarasota, Kensington Park, The Meadows, South 
  Bradenton and West Samoset around 755 PM EST. 
  Bradenton and Lakewood Ranch around 800 PM EST. 

Other locations impacted by this tornado include Bayshore Gardens,
Desoto Lakes, Samoset and Oneco.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 2753 8250 2750 8241 2740 8240 2730 8267
      2735 8270
TIME...MOT...LOC 0037Z 234DEG 39KT 2731 8270 

TORNADO...OBSERVED
HAIL...<.75IN

$$

Austin

1 follow-up statement

930 
WWUS52 KTBW 230048
SVSTBW

Severe Weather Statement
National Weather Service Tampa Bay Area Ruskin FL
748 PM EST SUN JAN 22 2017

FLC081-115-230100-
/O.CON.KTBW.TO.W.0006.000000T0000Z-170123T0100Z/
Manatee FL-Sarasota FL-
748 PM EST SUN JAN 22 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EST FOR CENTRAL
MANATEE AND NORTHWESTERN SARASOTA COUNTIES...
    
At 747 PM EST, a likely waterspout was located just offshore over 
Whitfield, or near Sarasota, moving northeast at 50 mph.

HAZARD...Tornado. 

SOURCE...Doppler radar was tracking a waterspout moving onshore. 

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 tornado will be near...
  Lakewood Ranch around 755 PM EST. 

Other locations impacted by this tornado include Desoto Lakes, Oneco,
Bayshore Gardens and Samoset.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 2739 8263 2752 8248 2750 8241 2740 8240
      2737 8247 2734 8260
TIME...MOT...LOC 0047Z 233DEG 43KT 2739 8259 

TORNADO...OBSERVED
HAIL...<.75IN

$$

Austin

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 22, 7:08 PM EST	Special Marine Warning	TBW		97 min
Jan 22, 7:18 PM EST	Special Weather Statement	TBW	Hillsborough, Pinellas	57 min
Jan 22, 7:21 PM EST	Severe Thunderstorm Warning	TBW	Polk	39 min
Jan 22, 7:23 PM EST	Severe Thunderstorm Warning	TBW	Hillsborough, Pinellas	22 min
Jan 22, 7:33 PM EST	Special Marine Warning	TBW		87 min
Jan 22, 7:36 PM EST	Special Marine Warning	TBW		24 min
Jan 22, 7:44 PM EST	Special Weather Statement	TBW	Hillsborough, Pinellas, Polk	61 min
Jan 22, 7:54 PM EST	Severe Thunderstorm Warning	TBW	Pinellas	36 min
Jan 22, 7:59 PM EST	Severe Thunderstorm Warning	TBW	Hillsborough, Manatee	31 min
Jan 22, 8:03 PM EST	Severe Thunderstorm Warning	TBW	Hillsborough, Pasco, Polk, Sumter	42 min
Jan 22, 8:24 PM EST	Severe Thunderstorm Warning	TBW	Manatee	22 min
Jan 22, 8:45 PM EST	Special Weather Statement	TBW	Manatee, Polk	60 min
Jan 22, 9:09 PM EST	Special Weather Statement	TBW	Sarasota	51 min
Jan 22, 9:11 PM EST	Special Marine Warning	TBW		64 min
Jan 22, 9:38 PM EST	Special Weather Statement	TBW	Polk	67 min
Jan 22, 10:09 PM EST	Special Weather Statement	TBW	Charlotte, DeSoto, Hardee, Highlands	66 min
Jan 22, 10:51 PM EST	Special Weather Statement	TBW	Osceola	39 min
Jan 22, 11:24 PM EST	Special Weather Statement	TBW	Highlands	66 min
Jan 22, 11:27 PM EST	Special Weather Statement	TBW	Lee	63 min
Jan 23, 5:08 AM EST	Special Weather Statement	TBW	Hillsborough, Manatee, Pasco, Pinellas, Sarasota	52 min
Jan 23, 5:10 AM EST	Special Marine Warning	TBW		50 min
Jan 23, 5:40 AM EST	Special Weather Statement	TBW	DeSoto, Hardee, Manatee, Polk, Sarasota	50 min
Jan 23, 6:07 AM EST	Special Marine Warning	TBW		53 min
Jan 23, 6:12 AM EST	Special Weather Statement	TBW	Charlotte, Lee	63 min
Jan 23, 6:32 AM EST	Special Weather Statement	TBW	Highlands	43 min
Jan 23, 2:48 PM EST	Small Craft Advisory	TBW		22 hr

Nearby

Tornado Warnings in Florida, 2017 Every tornado warning in 2017 Tornadoes in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.