Alert archive / Florida / Tornado Warnings in 2017
Tornado Warning 12, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this tornado warning at Jul 31, 2017, 10:50 AM EDT for Manatee County, Florida. It was in force for 25 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
- Jul 31, 2017, 10:50 AM EDT (14:50 UTC)
- Expired
- Jul 31, 2017, 11:15 AM EDT
- In force
- 25 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County Manatee County, FL
The radar
The Tampa radar (KTBW), 32 km from the middle of the area, began a volume at 14:51 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, 2.8 hours before the alert went out and 32 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.
- Mixed-layer CAPE
- 674 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 538 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 164 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
970
WFUS52 KTBW 311450
TORTBW
FLC081-311515-
/O.NEW.KTBW.TO.W.0012.170731T1450Z-170731T1515Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tampa Bay Area Ruskin FL
1050 AM EDT MON JUL 31 2017
The National Weather Service in Ruskin has issued a
* Tornado Warning for...
West central Manatee County in west central Florida...
* Until 1115 AM EDT
* At 1049 AM EDT, a severe thunderstorm capable of producing a
tornado was located over West Bradenton, or near Palmetto, moving
southeast at 5 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.
* Locations impacted include...
Bradenton, Palmetto, West Bradenton, Ellenton, Memphis, South
Bradenton, Palma Sola and Cortez.
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 2751 8270 2756 8263 2753 8253 2744 8262
TIME...MOT...LOC 1449Z 308DEG 6KT 2753 8264
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
TBW1 follow-up statement
214
WWUS52 KTBW 311510
SVSTBW
Severe Weather Statement
National Weather Service Tampa Bay Area Ruskin FL
1110 AM EDT MON JUL 31 2017
FLC081-311519-
/O.EXP.KTBW.TO.W.0012.000000T0000Z-170731T1515Z/
Manatee FL-
1110 AM EDT MON JUL 31 2017
...THE TORNADO WARNING FOR WEST CENTRAL MANATEE COUNTY WILL EXPIRE AT
1115 AM EDT...
The storm which prompted the warning no longer appears capable of
producing a tornado. Therefore the warning will be allowed to
expire.
LAT...LON 2751 8270 2756 8263 2753 8253 2744 8262
TIME...MOT...LOC 1509Z 308DEG 6KT 2751 8261
$$
TBWThe office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 30, 8:44 PM EDT | Rip Current Statement | TBW | Charlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota | 12 hr |
| Jul 31, 5:08 AM EDT | Small Craft Advisory | TBW | 5 hr | |
| Jul 31, 5:37 AM EDT | Flood Watch | TBW | Charlotte, DeSoto, Hardee, Highlands, Hillsborough, Lee and 3 more | 11 hr |
| Jul 31, 6:00 AM EDT | Special Marine Warning | TBW | 60 min | |
| Jul 31, 6:32 AM EDT | Tropical Storm Watch | TBW | Hillsborough, Manatee, Pinellas, Sarasota | 2 hr |
| Jul 31, 7:11 AM EDT | Special Marine Warning | TBW | 64 min | |
| Jul 31, 8:38 AM EDT | Tropical Storm Warning | TBW | Charlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota | 9 hr |
| Jul 31, 9:47 AM EDT | River Flood Warning | TBW | Sarasota | 10 days |
| Jul 31, 9:47 AM EDT | River Flood Warning | TBW | DeSoto | 24 hr |
| Jul 31, 9:47 AM EDT | River Flood Warning | TBW | Hillsborough | 4 days |
| Jul 31, 9:47 AM EDT | River Flood Warning | TBW | Manatee | 3 days |
| Jul 31, 10:38 AM EDT | Areal Flood Advisory | TBW | Hillsborough, Manatee, Sarasota | 112 min |
| Jul 31, 11:22 AM EDT | Areal Flood Warning | TBW | Manatee | 113 min |
| Jul 31, 11:40 AM EDT | Areal Flood Advisory | TBW | Charlotte, Manatee, Sarasota | 95 min |
| Jul 31, 12:29 PM EDT | Areal Flood Advisory | TBW | Hillsborough | 91 min |
| Jul 31, 2:50 PM EDT | Small Craft Advisory | TBW | 2 hr | |
| Jul 31, 3:19 PM EDT | River Flood Warning | TBW | Hillsborough | 3 days |
| Jul 31, 6:23 PM EDT | Special Weather Statement | TBW | Highlands | 52 min |
Nearby
Tornado Warnings in Florida, 2017Every tornado warning in 2017Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.