Alert archive / Florida / Tornado Warnings in 2007

Tornado Warning 40, NWS Tallahassee, FL

October 18, 2007Bay County, Florida

NWS Tallahassee, FL issued this tornado warning at Oct 18, 2007, 1:29 PM CDT for Bay County, Florida. It was in force for 31 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
Oct 18, 2007, 1:29 PM CDT (18:29 UTC)
Expired
Oct 18, 2007, 2:00 PM CDT
In force
31 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

County Bay County, FL

The radar

The Eglin Afb radar (KEVX), 36 km from the middle of the area, began a volume at 18:30 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

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.5 hours before the alert went out and 145 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.

Skew-T log-pSkew-T log-p diagram, Tallahassee Rgnl, FL at 12:00Z on 2007-10-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 224 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 12:00Z on 2007-10-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
224 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
770 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS52 KTAE 181829
TORTAE
FLC005-181900-
/O.NEW.KTAE.TO.W.0040.071018T1829Z-071018T1900Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
129 PM CDT THU OCT 18 2007

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL BAY COUNTY IN THE PANHANDLE OF FLORIDA...
  THIS INCLUDES THE CITY OF LYNN HAVEN...

* UNTIL 200 PM CDT

* AT 125 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 14 MILES SOUTHWEST OF LYNN HAVEN...OR ABOUT     
  12 MILES WEST OF PANAMA CITY...MOVING NORTHEAST TOWARD THE COAST   
  AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  6 MILES NORTHWEST OF LYNN HAVEN BY 155 PM CDT...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

RELAY REPORTS OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE IN
TALLAHASSEE AT (8 5 0) 9 4 2 8 8 3 3. OR...YOU MAY CONTACT THE
NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT.
THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

LAT...LON 3022 8588 3028 8584 3029 8585 3030 8582
      3036 8578 3026 8562 3016 8578
TIME...MOT...LOC 1829Z 221DEG 22KT 3018 8586

$$

38-GODSEY
1 follow-up statement
000 
WWUS52 KTAE 181839
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
236 PM EDT THU OCT 18 2007

FLC005-181900-
/O.CON.KTAE.TO.W.0040.000000T0000Z-071018T1900Z/
BAY FL-
136 PM CDT THU OCT 18 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 PM CDT FOR CENTRAL 
BAY COUNTY...

AT 135 PM CDT...LOCAL LAW ENFORCEMENT REPORTED TWO WATERSPOUTS JUST 
OFFSHORE FROM PANAMA CITY BEACH. THESE WATERSPOUTS WERE MOVING 
TOWARD THE COAST AND EXPECTED TO COME ASHORE SHORTLY AS A TORNADO.
THESE WATERSPOUTS WERE ALSO LOCATED ABOUT 5 MILES WEST OF PANAMA 
CITY...AND WERE MOVING NORTHEAST AT 25 MPH. 

THE TORNADO WILL REMAIN NEAR...
  CENTRAL BAY COUNTY THROUGH 2 PM CDT...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

RELAY REPORTS OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE IN
TALLAHASSEE AT (8 5 0) 9 4 2 8 8 3 3. OR...YOU MAY CONTACT THE
NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT.
THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

LAT...LON 3021 8587 3023 8588 3028 8584 3029 8585
      3030 8581 3036 8578 3028 8565 3023 8571
      3017 8580
TIME...MOT...LOC 1836Z 213DEG 24KT 3022 8583

$$

38-GODSEY

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 18, 7:28 AM CDTSpecial Marine WarningTAE62 min
Oct 18, 11:28 AM CDTSpecial Marine WarningTAE32 min
Oct 18, 12:15 PM CDTSpecial Marine WarningTAE60 min
Oct 18, 1:16 PM CDTSpecial Marine WarningTAE59 min
Oct 18, 1:51 PM CDTTornado WarningTAEBay24 min
Oct 18, 2:13 PM CDTSpecial Marine WarningTAE62 min
Oct 18, 3:26 PM CDTTornado WarningTAEJackson34 min

Nearby

Tornado Warnings in Florida, 2007Every tornado warning in 2007Tornadoes in 2007

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.