Alert archive / Florida / Tornado Warnings in 2018
Tornado Warning 32, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this tornado warning at Dec 20, 2018, 11:54 AM EST for Hardee County, Manatee County, Florida. It was in force for 36 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
- Dec 20, 2018, 11:54 AM EST (16:54 UTC)
- Expired
- Dec 20, 2018, 12:30 PM EST
- In force
- 36 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Hardee County, FL, Manatee County, FL
The radar
The Tampa radar (KTBW), 54 km from the middle of the area, began a volume at 16:55 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 20, 7:55 AM EST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 4.9 hours before the alert went out and 53 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
- 620 J/kg
- Mixed-layer CIN
- -264 J/kg
- Mixed-layer LCL
- 569 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 318 m²/s²
- 0-3 km storm-relative helicity
- 316 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted.
902
WFUS52 KTBW 201654
TORTBW
FLC049-081-201730-
/O.NEW.KTBW.TO.W.0032.181220T1654Z-181220T1730Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tampa Bay Area Ruskin FL
1154 AM EST Thu Dec 20 2018
The National Weather Service in Ruskin has issued a
* Tornado Warning for...
Western Hardee County in central Florida...
East central Manatee County in west central Florida...
* Until 1230 PM EST.
* At 1154 AM EST, a severe thunderstorm capable of producing a
tornado was located near Myakka City, or 19 miles northwest of
Arcadia, moving northeast at 40 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...
Ona and Myakka Head.
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 2740 8178 2732 8212 2743 8217 2763 8191
TIME...MOT...LOC 1654Z 231DEG 35KT 2740 8210
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
TBW2 follow-up statements
373
WWUS52 KTBW 201717
SVSTBW
Severe Weather Statement
National Weather Service Tampa Bay Area Ruskin FL
1217 PM EST Thu Dec 20 2018
FLC081-201727-
/O.CAN.KTBW.TO.W.0032.000000T0000Z-181220T1730Z/
Manatee FL-
1217 PM EST Thu Dec 20 2018
...THE TORNADO WARNING FOR EAST CENTRAL MANATEE COUNTY IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 400 PM EST for central and
west central Florida.
LAT...LON 2735 8203 2734 8205 2751 8206 2763 8191
2740 8178
TIME...MOT...LOC 1717Z 238DEG 34KT 2748 8190
$$
FLC049-201730-
/O.CON.KTBW.TO.W.0032.000000T0000Z-181220T1730Z/
Hardee FL-
1217 PM EST Thu Dec 20 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 PM EST FOR WESTERN
HARDEE COUNTY...
At 1217 PM EST, a line of severe thunderstorms capable of producing
a tornado was located over Ona, or 7 miles southwest of Wauchula,
moving northeast at 40 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...
Ona.
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.
This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 2735 8203 2734 8205 2751 8206 2763 8191
2740 8178
TIME...MOT...LOC 1717Z 238DEG 34KT 2748 8190
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
TBW796
WWUS52 KTBW 201726
SVSTBW
Severe Weather Statement
National Weather Service Tampa Bay Area Ruskin FL
1226 PM EST Thu Dec 20 2018
FLC049-201736-
/O.EXP.KTBW.TO.W.0032.000000T0000Z-181220T1730Z/
Hardee FL-
1226 PM EST Thu Dec 20 2018
...THE TORNADO WARNING FOR WESTERN HARDEE COUNTY WILL EXPIRE AT 1230
PM EST...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, damaging winds remain likely and a Severe
Thunderstorm Warning remains in effect for the area.
A Tornado Watch remains in effect until 400 PM EST for central and
west central Florida.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Ruskin.
Remember, a Severe Thunderstorm Warning still remains in effect for
Hardee county.
LAT...LON 2735 8203 2734 8205 2751 8206 2763 8191
2740 8178
TIME...MOT...LOC 1726Z 231DEG 35KT 2753 8183
$$
TBWThe office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 2:52 AM EST | Gale Warning | TBW | 43 hr | |
| Dec 20, 3:12 AM EST | Coastal Flood Statement | TBW | Charlotte, Lee, Sarasota | 39 hr |
| Dec 20, 3:12 AM EST | Coastal Flood Warning | TBW | Citrus, Hernando, Hillsborough, Levy, Manatee, Pasco and 1 more | 39 hr |
| Dec 20, 3:12 AM EST | Rip Current Statement | TBW | Charlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota | 66 hr |
| Dec 20, 3:12 AM EST | High Surf Advisory | TBW | Charlotte, Hillsborough, Lee, Manatee, Pinellas, Sarasota | 66 hr |
| Dec 20, 5:55 AM EST | Special Marine Warning | TBW | 50 min | |
| Dec 20, 6:46 AM EST | Special Marine Warning | TBW | 44 min | |
| Dec 20, 7:02 AM EST | Special Marine Warning | TBW | 28 min | |
| Dec 20, 7:40 AM EST | Tornado Warning | TBW | Manatee | 20 min |
| Dec 20, 8:01 AM EST | Tornado Warning | TBW | Hillsborough, Polk | 29 min |
| Dec 20, 8:15 AM EST | Tornado Warning | TBW | Hardee, Polk | 30 min |
| Dec 20, 8:35 AM EST | Special Marine Warning | TBW | 40 min | |
| Dec 20, 8:43 AM EST | Tornado Warning | TBW | Polk | 21 min |
| Dec 20, 8:53 AM EST | River Flood Warning | TBW | Hillsborough | 4 days |
| Dec 20, 9:21 AM EST | Tornado Warning | TBW | Polk | 12 min |
| Dec 20, 9:24 AM EST | Tornado Warning | TBW | Manatee, Sarasota | 21 min |
| Dec 20, 9:25 AM EST | Tornado Warning | TBW | DeSoto, Hardee, Manatee | 35 min |
| Dec 20, 9:37 AM EST | Tornado Warning | TBW | Polk | 23 min |
| Dec 20, 9:48 AM EST | Tornado Warning | TBW | Hardee, Polk | 27 min |
| Dec 20, 9:54 AM EST | Areal Flood Advisory | TBW | Charlotte, DeSoto, Hardee, Hernando, Hillsborough, Manatee and 5 more | 111 min |
| Dec 20, 10:07 AM EST | Special Marine Warning | TBW | 53 min | |
| Dec 20, 11:01 AM EST | Special Marine Warning | TBW | 59 min | |
| Dec 20, 11:13 AM EST | Tornado Warning | TBW | Polk | 19 min |
| Dec 20, 11:21 AM EST | Severe Thunderstorm Warning | TBW | Charlotte, DeSoto, Hardee, Lee, Manatee, Sarasota | 39 min |
| Dec 20, 11:23 AM EST | Tornado Warning | TBW | Sarasota | 2 min |
| Dec 20, 11:26 AM EST | River Flood Warning | TBW | Hillsborough | 5 days |
| Dec 20, 11:26 AM EST | River Flood Warning | TBW | Manatee | 45 hr |
| Dec 20, 11:39 AM EST | Areal Flood Advisory | TBW | DeSoto, Hardee, Hernando, Hillsborough, Manatee, Pasco and 3 more | 96 min |
| Dec 20, 11:42 AM EST | Special Weather Statement | TBW | Polk | 48 min |
| Dec 20, 11:59 AM EST | River Flood Warning | TBW | Manatee | 43 hr |
| Dec 20, 12:01 PM EST | Severe Thunderstorm Warning | TBW | Charlotte, DeSoto, Hardee, Hillsborough, Manatee, Polk and 1 more | 44 min |
| Dec 20, 12:48 PM EST | Special Weather Statement | TBW | Charlotte, DeSoto, Hardee, Highlands, Lee, Polk | 57 min |
| Dec 20, 1:21 PM EST | Areal Flood Advisory | TBW | Charlotte, DeSoto, Hardee, Hillsborough, Manatee, Polk and 1 more | 84 min |
| Dec 20, 1:36 PM EST | Special Weather Statement | TBW | Highlands | 39 min |
| Dec 20, 2:59 PM EST | Lake Wind Advisory | TBW | Charlotte, Citrus, DeSoto, Hardee, Hernando, Highlands and 9 more | 28 hr |
| Dec 20, 3:38 PM EST | River Flood Warning | TBW | Hardee | 71 hr |
| Dec 20, 3:38 PM EST | River Flood Warning | TBW | DeSoto | 6 days |
Nearby
Tornado Warnings in Florida, 2018Every tornado warning in 2018Tornadoes in 2018
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.