Alert archive / Florida / Tornado Warnings in 2015
Tornado Warning 3, NWS Miami, FL
NWS Miami, FL issued this tornado warning at Aug 17, 2015, 5:36 PM EDT for Hendry County, Florida. It was in force for 11 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
- Aug 17, 2015, 5:36 PM EDT (21:36 UTC)
- Expired
- Aug 17, 2015, 5:47 PM EDT
- In force
- 11 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
County Hendry County, FL
The radar
The Miami radar (KAMX), 132 km from the middle of the area, began a volume at 21:39 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
Miami, FL (KMFL), launched 12:00Z, 9.6 hours before the alert went out and 119 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
- 2531 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 739 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- -8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
674
WFUS52 KMFL 172136
TORMFL
FLC051-172200-
/O.NEW.KMFL.TO.W.0003.150817T2136Z-150817T2200Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
536 PM EDT MON AUG 17 2015
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
* TORNADO WARNING FOR...
NORTHEASTERN HENDRY COUNTY IN SOUTHERN FLORIDA...
* UNTIL 600 PM EDT
* AT 535 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED
NEAR MONTURA. THE TORNADIC STORM WAS DRIFTING WEST.
* LOCATIONS IMPACTED INCLUDE...
MONTURA AND DEVILS GARDEN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO A SHELTER OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 2670 8097 2660 8096 2656 8114 2673 8114
TIME...MOT...LOC 2135Z 064DEG 1KT 2666 8101
$$
GREGORIA1 follow-up statement
754
WWUS52 KMFL 172147
SVSMFL
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
547 PM EDT MON AUG 17 2015
FLC051-172156-
/O.CAN.KMFL.TO.W.0003.000000T0000Z-150817T2200Z/
HENDRY FL-
547 PM EDT MON AUG 17 2015
...THE TORNADO WARNING FOR NORTHEASTERN HENDRY COUNTY IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS TO BE CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 2670 8097 2660 8096 2656 8114 2673 8114
TIME...MOT...LOC 2144Z 064DEG 1KT 2666 8101
$$
GREGORIAThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 4:08 PM EDT | Special Weather Statement | MFL | Collier | 52 min |
| Aug 17, 4:18 PM EDT | Special Weather Statement | MFL | Glades | 42 min |
| Aug 17, 5:03 PM EDT | Special Weather Statement | MFL | Collier | 27 min |
| Aug 17, 5:05 PM EDT | Special Marine Warning | MFL | 115 min | |
| Aug 17, 5:18 PM EDT | Special Weather Statement | MFL | Hendry | 27 min |
Nearby
Tornado Warnings in Florida, 2015Every tornado warning in 2015Tornadoes in 2015
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.