Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 76
NWS STORM PREDICTION CENTER NORMAN OK
1100 AM EDT FRI MAR 27 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
FLORIDA BIG BEND
SOUTHWEST GEORGIA
COASTAL WATERS
EFFECTIVE THIS FRIDAY MORNING AND AFTERNOON FROM 1100 AM UNTIL
200 PM EDT.
TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 40 STATUTE
MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH OF MOULTRIE
GEORGIA TO 45 MILES SOUTH SOUTHEAST OF TALLAHASSEE FLORIDA. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU6).
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...THIS TORNADO WATCH REPLACES TORNADO
WATCH NUMBER 75. WATCH NUMBER 75 WILL NOT BE IN EFFECT AFTER 1100
AM EDT.
DISCUSSION...WELL-DEVELOPED MCS/SQUALL LINE WILL CONTINUE EWD ACROSS
THE FL BIG BEND AND SW GA THE NEXT FEW HOURS. SOME MOISTENING E OF
THE ONGOING STORMS SHOULD RESULT IN SUFFICIENT DESTABILIZATION TO
SUSTAIN THE THREAT FOR DAMAGING WINDS AND A COUPLE OF TORNADOES WITH
BOWING SEGMENTS IN THE LARGER SQUALL LINE.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 27035.
...THOMPSON
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW6
WW 76 TORNADO FL GA CW 271500Z - 271800Z
AXIS..40 STATUTE MILES EAST AND WEST OF LINE..
25N MGR/MOULTRIE GA/ - 45SSE TLH/TALLAHASSEE FL/
..AVIATION COORDS.. 35NM E/W /28ESE ABY - 48SSE TLH/
HAIL SURFACE AND ALOFT..1 INCH. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 27035.
REPLACES WW 75..AL FL CW
LAT...LON 31448312 29798340 29798473 31448448
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU6.
Watch 76 Status Report Messages:
STATUS REPORT #2 ON WW 76
VALID 271725Z - 271800Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 W CTY TO
40 SSW VLD TO 45 NE MGR.
WW 76 IS SCHEDULED TO EXPIRE AT 271800Z.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 295
..GRAMS..03/27/09
ATTN...WFO...TAE...
&&
STATUS REPORT FOR WT 76
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
FLC029-067-079-123-271800-
FL
. FLORIDA COUNTIES INCLUDED ARE
DIXIE LAFAYETTE MADISON
TAYLOR
$$
GAC019-173-185-271800-
GA
. GEORGIA COUNTIES INCLUDED ARE
BERRIEN LANIER LOWNDES
$$
GMZ765-271800-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
COASTAL WATERS FROM SUWANNEE RIVER TO KEATON BEACH OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 76
VALID 271630Z - 271740Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 S AAF TO
35 S TLH TO 30 SSW MGR TO 25 NNE MGR.
..GRAMS..03/27/09
ATTN...WFO...TAE...
&&
STATUS REPORT FOR WT 76
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
FLC029-065-067-079-123-271740-
FL
. FLORIDA COUNTIES INCLUDED ARE
DIXIE JEFFERSON LAFAYETTE
MADISON TAYLOR
$$
GAC019-027-071-075-173-185-275-271740-
GA
. GEORGIA COUNTIES INCLUDED ARE
BERRIEN BROOKS COLQUITT
COOK LANIER LOWNDES
THOMAS
$$
GMZ730-755-765-271740-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
APALACHEE BAY OR COASTAL WATERS FROM KEATON BEACH TO OCHLOCKONEE
RIVER FL OUT TO 20 NM
COASTAL WATERS FROM OCHLOCKONEE RIVER TO APALACHICOLA FL OUT TO
20 NM
COASTAL WATERS FROM SUWANNEE RIVER TO KEATON BEACH OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (40%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Low (20%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Low (10%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
Mod (60%)
|
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The "Low" category contains probability values ranging from less than 2%
to 20% (F2-F5 tornadoes), less than 5% to 20% (all other probabilities),
"Moderate" from 30% to 60%, and "High" from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.