Alert archive / Florida / Tornado Warnings in 2008
Tornado Warning 17, NWS Miami, FL
NWS Miami, FL issued this tornado warning at Mar 11, 2008, 12:31 PM EDT for Collier County, Florida. It was in force for 20 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
- Mar 11, 2008, 12:31 PM EDT (16:31 UTC)
- Expired
- Mar 11, 2008, 12:51 PM EDT
- In force
- 20 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
County Collier County, FL
The radar
The Miami radar (KAMX), 95 km from the middle of the area, began a volume at 16:34 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, 4.5 hours before the alert went out and 101 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
- 63 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 749 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS52 KMFL 111631
TORMFL
FLC021-111700-
/O.NEW.KMFL.TO.W.0017.080311T1631Z-080311T1700Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
1231 PM EDT TUE MAR 11 2008
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
* TORNADO WARNING FOR...
SOUTH CENTRAL COLLIER COUNTY IN SOUTH FLORIDA.
* UNTIL 100 PM EDT
* AT 1228 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR EVERGLADES
CITY...MOVING NORTHEAST AT 31 MPH.
THIS STORM IS ALSO CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.
* THE TORNADO WILL BE NEAR...
CARNESTOWN...
OCHOPEE...
AND SURROUNDING COMMUNITIES.
SOUTH FLORIDA TORNADOES MAY AT TIMES BE SMALL AND NARROW BUT THEY ARE
STILL DANGEROUS. THEY CAN EASILY FLIP A VEHICLE OR TRAILER OR CAUSE
LARGE TREES TO FALL. TAKE COVER INSIDE A STURDY BUILDING IMMEDIATELY.
LAT...LON 2608 8127 2594 8109 2583 8133 2584 8133
2583 8134 2588 8143
TIME...MOT...LOC 1631Z 228DEG 27KT 2588 8136
$$
KOB1 follow-up statement
000
WWUS52 KMFL 111651
SVSMFL
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
1249 PM EDT TUE MAR 11 2008
FLC021-111659-
/O.CAN.KMFL.TO.W.0017.000000T0000Z-080311T1700Z/
COLLIER FL-
1249 PM EDT TUE MAR 11 2008
...THE TORNADO WARNING FOR SOUTH CENTRAL COLLIER COUNTY IS
CANCELLED...
NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE TORNADO HAS
DISSIPATED. THUS THE TORNADO WARNING HAS BEEN CANCELLED.
HOWEVER, AN ISOLATED CLUSTER OF THUNDERSTORMS CONTINUE TO MOVE
NORTHEAST AT 25 MPH NEAR OCHOPEE. OCCASIONAL LIGHTNING...GUSTY WINDS
TO 40 MPH...BRIEF VERY HEAVY RAINFALL AND SMALL HAIL ARE STILL
POSSIBLE. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR THE
LATEST UPDATES.
LAT...LON 2608 8127 2594 8109 2583 8133 2584 8133
2583 8134 2588 8143
TIME...MOT...LOC 1649Z 228DEG 27KT 2597 8125
$$
KOBThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 11, 11:12 AM EDT | Special Marine Warning | MFL | 63 min | |
| Mar 11, 1:42 PM EDT | Special Weather Statement | MFL | Broward | 33 min |
Nearby
Tornado Warnings in Florida, 2008Every tornado warning in 2008Tornadoes in 2008
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.