Alert archive / Florida / Tornado Watches in 2005
Tornado Watch 94
The Storm Prediction Center issued this tornado watch at Mar 27, 2005, 12:05 AM EST for 5 counties in Florida; 5 counties in Georgia. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 27, 2005, 12:05 AM EST (05:05 UTC)
- Expired
- Mar 27, 2005, 5:00 AM EST
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
Counties Baker County, FL, Columbia County, FL, Duval County, FL, Nassau County, FL, Union County, FL, Brantley County, GA, Camden County, GA, Charlton County, GA, Glynn County, GA, Ware County, GA
The radar
The Jacksonville radar (KJAX), 43 km from the middle of the area, began a volume at 05:08 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.
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Jacksonville, FL (KJAX), launched 00:00Z, 5.1 hours before the alert went out and 44 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
- 33 J/kg
- Mixed-layer CIN
- -252 J/kg
- Mixed-layer LCL
- 696 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 168 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS20 KWNS 270503
SEL4
SPC WW 270503
FLZ000-GAZ000-CWZ000-271000-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 94
NWS STORM PREDICTION CENTER NORMAN OK
1205 AM EST SUN MAR 27 2005
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
NORTHEAST FLORIDA
SOUTHEAST GEORGIA
COASTAL WATERS
EFFECTIVE THIS SUNDAY MORNING FROM 1205 AM UNTIL 500 AM EST.
TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 60 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 45 STATUTE MILES
EAST AND WEST OF A LINE FROM 15 MILES WEST NORTHWEST OF BRUNSWICK
GEORGIA TO 45 MILES SOUTHWEST OF JACKSONVILLE FLORIDA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU4).
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.
OTHER WATCH INFORMATION...CONTINUE...WW 91...WW 92...WW 93...
DISCUSSION...SMALL SQUALL LINE MCS WITH EMBEDDED SUPERCELLS SHOULD
CONTINUE E TO THE NE FL CST IN THE NEXT 2-3 HOURS...WITH ADDITIONAL
ACTIVITY POSSIBLE TRACKING ALONG A SIMILAR PATH IN ITS WAKE...AS
WARM FRONT CONTINUES TO LIFT N ACROSS REGION. STRONG...DEEP WSWLY
SHEAR WILL MAINTAIN THREAT FOR HAIL/HIGH WIND AND ISOLATED
TORNADOES.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 50 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 25035.
...CORFIDI
311,0805 300,0812 300,0825 311,0822SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 9:45 PM EST | Tornado Watch | SPC | Escambia, Okaloosa, Santa Rosa | 7 hr |
| Mar 26, 10:00 PM EST | Tornado Watch | SPC | Bay, Calhoun, Franklin, Gadsden, Gulf, Hamilton and 12 more | 7 hr |
| Mar 26, 11:43 PM EST | Mesoscale Discussion | SPC | Bay, Calhoun, Gadsden, Holmes, Jackson, Jefferson and 8 more | 62 min |
| Mar 27, 2:14 AM EST | Mesoscale Discussion | SPC | Baker, Bay, Bradford, Calhoun, Clay, Columbia and 23 more | 91 min |
| Mar 27, 3:27 AM EST | Mesoscale Discussion | SPC | Bay, Calhoun, Escambia, Gadsden, Gulf, Holmes and 11 more | 63 min |
| Mar 27, 4:45 AM EST | Tornado Watch | SPC | Bay, Calhoun, Escambia, Franklin, Gadsden, Gulf and 10 more | 6 hr |
| Mar 27, 7:53 AM EST | Mesoscale Discussion | SPC | Bay, Calhoun, Escambia, Franklin, Gadsden, Gulf and 10 more | 2 hr |
| Mar 27, 10:08 AM EST | Mesoscale Discussion | SPC | Baker, Bay, Bradford, Calhoun, Clay, Columbia and 20 more | 37 min |
| Mar 27, 10:35 AM EST | Tornado Watch | SPC | Baker, Bay, Calhoun, Columbia, Escambia, Franklin and 19 more | 7 hr |
| Mar 27, 5:55 PM EST | Tornado Watch | SPC | Bay, Calhoun, Columbia, Franklin, Gadsden, Gilchrist and 13 more | 7 hr |
| Mar 26, 7:05 PM EST | Severe Thunderstorm Watch | SPC | Floyd, Haralson, Polk | 3 hr |
| Mar 27, 12:06 PM EST | Mesoscale Discussion | SPC | Haralson, Polk | 54 min |
| Mar 27, 12:40 PM EST | Tornado Watch | SPC | Bartow, Butts, Carroll, Chattooga, Cherokee, Clayton and 42 more | 5 hr |
| Mar 27, 1:13 PM EST | Mesoscale Discussion | SPC | Appling, Atkinson, Bacon, Baker, Ben Hill, Berrien and 35 more | 2 hr |
| Mar 27, 3:55 PM EST | Mesoscale Discussion | SPC | Atkinson, Baker, Ben Hill, Berrien, Calhoun, Coffee and 22 more | 2 hr |
Nearby
Tornado Watches in Florida, 2005Tornado Watches in Georgia, 2005Every tornado watch in 2005
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.