Alert archive / Florida / Tornado Warnings in 2012
Tornado Warning 11, NWS Miami, FL
NWS Miami, FL issued this tornado warning at Jun 23, 2012, 4:23 PM EDT for Collier County, Florida. It was in force for 52 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
- Jun 23, 2012, 4:23 PM EDT (20:23 UTC)
- Expired
- Jun 23, 2012, 5:15 PM EDT
- In force
- 52 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
County Collier County, FL
The radar
The Miami radar (KAMX), 126 km from the middle of the area, began a volume at 20:26 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, 8.4 hours before the alert went out and 125 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
- 1891 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 535 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 114 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
779
WFUS52 KMFL 232023
TORMFL
FLC021-232115-
/O.NEW.KMFL.TO.W.0011.120623T2023Z-120623T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIAMI FL
423 PM EDT SAT JUN 23 2012
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL COLLIER COUNTY IN SOUTHWEST FLORIDA...
* UNTIL 515 PM EDT
* AT 421 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 10 MILES SOUTH
OF AVE MARIA...MOVING NORTH AT 20 MPH.
* THE TORNADO WILL BE NEAR...
AVE MARIA...
BIG CORKSCREW ISLAND...
AND SURROUNDING COMMUNITIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE INDOORS AND TO THE LOWEST LEVEL OF A STURDY BUILDING. STAY AWAY
FROM WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY
OVERPASS. WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...
IT MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A
TORNADO MAY ALREADY BE ON THE GROUND...OR COULD DEVELOP ANYTIME.
REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI.
&&
LAT...LON 2641 8158 2641 8127 2632 8127 2610 8139
2609 8147
TIME...MOT...LOC 2023Z 183DEG 19KT 2616 8142
$$
BAXTER2 follow-up statements
483
WWUS52 KMFL 232039
SVSMFL
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
439 PM EDT SAT JUN 23 2012
FLC021-232115-
/O.CON.KMFL.TO.W.0011.000000T0000Z-120623T2115Z/
COLLIER FL-
439 PM EDT SAT JUN 23 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR NORTH
CENTRAL COLLIER COUNTY...
AT 439 PM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS
LOCATED 6 MILES SOUTH OF AVE MARIA...MOVING NORTH AT 20 MPH.
THE STORM WILL BE NEAR...
SUNNILAND...
AVE MARIA...
BIG CORKSCREW ISLAND...
AND SURROUNDING COMMUNITIES.
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR COULD POSSIBLY DEVELOP ANYTIME. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI.
LAT...LON 2641 8157 2641 8127 2632 8127 2617 8137
2617 8148
TIME...MOT...LOC 2040Z 182DEG 15KT 2623 8142
$$
BAXTER006
WWUS52 KMFL 232103
SVSMFL
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
503 PM EDT SAT JUN 23 2012
FLC021-232115-
/O.CON.KMFL.TO.W.0011.000000T0000Z-120623T2115Z/
COLLIER FL-
503 PM EDT SAT JUN 23 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR NORTH
CENTRAL COLLIER COUNTY...
AT 500 PM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS
LOCATED NEAR BUNKER HILL...MOVING NORTH AT 20 MPH.
THE STORM WILL BE NEAR...
BUNKER HILL...
AND SURROUNDING COMMUNITIES.
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR COULD POSSIBLY DEVELOP ANYTIME. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MIAMI. OR YOU CAN
ALSO CALL THE NATIONAL WEATHER SERVICE IN MIAMI DIRECTLY AT
305.229.4528 TO REPORT SEVERE WEATHER.
LAT...LON 2640 8151 2641 8130 2634 8135 2631 8138
2631 8146
TIME...MOT...LOC 2103Z 180DEG 20KT 2637 8142
$$
BAXTERThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 8:41 PM EDT | Special Marine Warning | MFL | 2 hr | |
| Jun 22, 9:29 PM EDT | Special Marine Warning | MFL | 2 hr | |
| Jun 22, 9:41 PM EDT | Small Craft Advisory | MFL | 5 days | |
| Jun 22, 9:51 PM EDT | Special Weather Statement | MFL | Collier, Monroe | 54 min |
| Jun 22, 10:22 PM EDT | Special Weather Statement | MFL | Collier | 53 min |
| Jun 22, 10:33 PM EDT | Special Weather Statement | MFL | Monroe | 57 min |
| Jun 23, 7:44 AM EDT | Areal Flood Advisory | MFL | Miami-Dade | 2 hr |
| Jun 23, 3:25 PM EDT | Special Weather Statement | MFL | Collier | 50 min |
| Jun 23, 3:32 PM EDT | Special Marine Warning | MFL | 88 min | |
| Jun 23, 3:58 PM EDT | Tornado Warning | MFL | Collier | 17 min |
| Jun 23, 4:00 PM EDT | Tornado Warning | MFL | Collier | 30 min |
| Jun 23, 4:27 PM EDT | Tornado Warning | MFL | Collier, Hendry | 48 min |
| Jun 23, 4:54 PM EDT | Special Marine Warning | MFL | 66 min | |
| Jun 23, 5:07 PM EDT | Special Weather Statement | MFL | Monroe | 38 min |
| Jun 23, 5:10 PM EDT | Special Marine Warning | MFL | 95 min | |
| Jun 23, 5:10 PM EDT | Tornado Warning | MFL | Hendry | 65 min |
| Jun 23, 5:13 PM EDT | Special Weather Statement | MFL | Lee | 32 min |
| Jun 23, 5:22 PM EDT | Severe Thunderstorm Warning | MFL | Miami-Dade | 23 min |
| Jun 23, 5:36 PM EDT | Special Marine Warning | MFL | 54 min | |
| Jun 23, 5:44 PM EDT | Special Weather Statement | MFL | Collier | 31 min |
| Jun 23, 5:50 PM EDT | Special Weather Statement | MFL | Miami-Dade | 25 min |
| Jun 23, 5:54 PM EDT | Special Marine Warning | MFL | 111 min | |
| Jun 23, 6:06 PM EDT | Special Weather Statement | MFL | Hendry | 54 min |
| Jun 23, 6:08 PM EDT | Tornado Warning | MFL | Collier, Hendry | 67 min |
| Jun 23, 6:09 PM EDT | Special Weather Statement | MFL | Miami-Dade | 51 min |
| Jun 23, 6:12 PM EDT | Special Marine Warning | MFL | 63 min | |
| Jun 23, 6:52 PM EDT | Special Weather Statement | MFL | Broward, Miami-Dade | 23 min |
| Jun 23, 6:56 PM EDT | Special Marine Warning | MFL | 73 min | |
| Jun 23, 7:12 PM EDT | Special Weather Statement | MFL | Collier, Hendry | 63 min |
| Jun 23, 7:23 PM EDT | Special Weather Statement | MFL | Broward | 37 min |
| Jun 23, 7:35 PM EDT | Special Marine Warning | MFL | 115 min | |
| Jun 23, 7:47 PM EDT | Special Marine Warning | MFL | 88 min |
Nearby
Tornado Warnings in Florida, 2012Every tornado warning in 2012Tornadoes in 2012
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.