Alert archive / Florida / Tornado Warnings in 2009
Tornado Warning 7, NWS Miami, FL
NWS Miami, FL issued this tornado warning at Dec 5, 2009, 2:13 AM EST for Collier County, Florida. It was in force for 30 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 5, 2009, 2:13 AM EST (07:13 UTC)
- Expired
- Dec 5, 2009, 2:43 AM EST
- In force
- 30 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
County Collier County, FL
The radar
The Miami radar (KAMX), 71 km from the middle of the area, began a volume at 07:15 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 5, 12:48 AM EST | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Miami, FL (KMFL), launched 00:00Z, 7.2 hours before the alert went out and 71 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
- 1617 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 763 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS52 KMFL 050713 TORMFL FLC021-050800- /O.NEW.KMFL.TO.W.0007.091205T0713Z-091205T0800Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MIAMI FL 213 AM EST SAT DEC 5 2009 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * TORNADO WARNING FOR... EAST CENTRAL COLLIER COUNTY IN SOUTHWEST FLORIDA... * UNTIL 300 AM EST * AT 209 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER SOUTHEASTERN COLLIER COUNTY A FEW MILES NORTH OF US 41 JUST NORTHWEST OF OASIS RANGER STATION...MOVING NORTHEAST AT 20 MPH. THIS STORM IS ALSO CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. * THE TORNADO WILL BE NEAR... RURAL SOUTHEASTERN COLLIER COUNTY RURAL EASTERN COLLIER COUNTY AND SURROUNDING COMMUNITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE NEAR THE PATH OF A TORNADO...SEEK SHELTER IN A STURDY BUILDING ON THE LOWEST FLOOR...AWAY FROM OUTSIDE WALLS AND WINDOWS. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND STAY AWAY FROM WINDOWS. TORNADOES ARE ESPECIALLY DANGEROUS AT NIGHT BECAUSE THEY ARE HARD TO SEE. TAKE COVER NOW IF YOU WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE MOVE TO AN INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR. LEAVE MOBILE HOMES AND VEHICLES FOR REINFORCED SHELTER. STAY AWAY FROM WINDOWS. 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. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM EST SATURDAY MORNING FOR SOUTHERN FLORIDA. && LAT...LON 2613 8088 2592 8088 2586 8107 2597 8113 TIME...MOT...LOC 0711Z 243DEG 18KT 2592 8109 $$ BAXTER
1 follow-up statement
733 WWUS52 KMFL 050743 SVSMFL SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MIAMI FL 243 AM EST SAT DEC 5 2009 FLC021-050752- /O.CAN.KMFL.TO.W.0007.000000T0000Z-091205T0800Z/ COLLIER FL- 243 AM EST SAT DEC 5 2009 ...THE TORNADO WARNING FOR EAST CENTRAL COLLIER COUNTY IS CANCELLED... NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE TORNADO HAS MOVED OUT OF THE WARNED AREA AND WEAKENED. THUS THE TORNADO WARNING HAS BEEN CANCELLED. HOWEVER...THUNDERSTORMS REMAIN IN THE AREA. FREQUENT LIGHTNING...GUSTY WINDS TO 50 MPH...VERY HEAVY RAINFALL AND SMALL HAIL ARE STILL POSSIBLE. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FOR THE LATEST UPDATES. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM EST SATURDAY MORNING FOR SOUTHERN FLORIDA. LAT...LON 2613 8088 2592 8088 2586 8107 2597 8113 TIME...MOT...LOC 0742Z 243DEG 18KT 2599 8094 $$ BAXTER
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 4, 9:28 PM EST | Special Marine Warning | MFL | 62 min | |
| Dec 4, 10:32 PM EST | Special Marine Warning | MFL | 88 min | |
| Dec 4, 11:37 PM EST | Special Weather Statement | MFL | Collier | 53 min |
| Dec 5, 12:07 AM EST | Special Marine Warning | MFL | 68 min | |
| Dec 5, 12:40 AM EST | Special Weather Statement | MFL | Collier | 50 min |
| Dec 5, 2:33 AM EST | Special Weather Statement | MFL | Broward | 42 min |
| Dec 5, 2:59 AM EST | Special Weather Statement | MFL | Palm Beach | 31 min |
| Dec 5, 3:19 AM EST | Special Weather Statement | MFL | Palm Beach | 26 min |
| Dec 5, 3:21 AM EST | Special Weather Statement | MFL | Broward | 24 min |
| Dec 5, 3:42 AM EST | Special Weather Statement | MFL | Broward | 33 min |
| Dec 5, 3:53 AM EST | Special Marine Warning | MFL | 37 min | |
| Dec 5, 4:13 AM EST | Special Marine Warning | MFL | 62 min | |
| Dec 5, 4:15 AM EST | Special Weather Statement | MFL | Broward | 45 min |
| Dec 5, 4:48 AM EST | Special Weather Statement | MFL | Palm Beach | 27 min |
| Dec 5, 7:18 AM EST | Special Marine Warning | MFL | 46 min | |
| Dec 5, 8:40 AM EST | Special Marine Warning | MFL | 65 min | |
| Dec 5, 9:42 AM EST | Special Marine Warning | MFL | 2 hr | |
| Dec 5, 10:10 AM EST | Special Weather Statement | MFL | Hendry | 50 min |
| Dec 5, 10:36 AM EST | Small Craft Advisory for Winds | MFL | 17 hr | |
| Dec 5, 11:44 AM EST | Special Marine Warning | MFL | 45 min | |
| Dec 5, 12:05 PM EST | Special Weather Statement | MFL | Collier | 25 min |
Nearby
Tornado Warnings in Florida, 2009Every tornado warning in 2009Tornadoes in 2009
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.