Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
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Watch Status Reports.
SEL8
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 78
NWS Storm Prediction Center Norman OK
220 PM EDT Tue Mar 31 2020
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
North Florida
Southeast Georgia
Southern South Carolina
Coastal Waters
* Effective this Tuesday afternoon and evening from 220 PM until
900 PM EDT.
* Primary threats include...
A few tornadoes likely
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Severe thunderstorms over southwest Georgia and the
Florida Panhandle will track eastward this afternoon and early
evening. Damaging winds and a few tornadoes will continue to be
possible in the stronger cells.
The tornado watch area is approximately along and 70 statute miles
east and west of a line from 35 miles northwest of Charleston SC to
40 miles south southeast of Tallahassee FL. For a complete depiction
of the watch see the associated watch outline update (WOUS64 KWNS
WOU8).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 77...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 0.5 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 450. Mean
storm motion vector 27040.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW8
WW 78 TORNADO FL GA SC CW 311820Z - 010100Z
AXIS..70 STATUTE MILES EAST AND WEST OF LINE..
35NW CHS/CHARLESTON SC/ - 40SSE TLH/TALLAHASSEE FL/
..AVIATION COORDS.. 60NM E/W /30NW CHS - 44SSE TLH/
HAIL SURFACE AND ALOFT..0.5 INCH. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 27040.
LAT...LON 33257925 29868293 29868526 33258167
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU8.
Watch 78 Status Report Messages:
STATUS REPORT #4 ON WW 78
VALID 312245Z - 312340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 NNW CTY
TO 45 NNW GNV TO 25 NW JAX.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 279.
..DIAL..03/31/20
ATTN...WFO...JAX...TAE...CHS...FFC...
&&
STATUS REPORT FOR WT 78
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
FLC007-019-031-109-125-312340-
FL
. FLORIDA COUNTIES INCLUDED ARE
BRADFORD CLAY DUVAL
ST. JOHNS UNION
$$
AMZ452-454-312340-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
COASTAL WATERS FROM FERNANDINA BEACH TO ST. AUGUSTINE FL OUT 20
NM
COASTAL WATERS FROM ST. AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM
$$
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.
$$
STATUS REPORT #3 ON WW 78
VALID 312150Z - 312240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 WNW CTY
TO 25 NW JAX TO 30 ESE SAV TO 25 NNE SAV TO 5 WSW CHS TO 35 SW
CRE.
..DIAL..03/31/20
ATTN...WFO...JAX...TAE...CHS...FFC...
&&
STATUS REPORT FOR WT 78
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
FLC003-023-029-067-312240-
FL
. FLORIDA COUNTIES INCLUDED ARE
BAKER COLUMBIA DIXIE
LAFAYETTE
$$
SCC013-019-053-312240-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
BEAUFORT CHARLESTON JASPER
$$
AMZ330-350-352-450-312240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
CHARLESTON HARBOR
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20
NM
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM
COASTAL WATERS FROM ALTAMAHA SOUND TO FERNANDINA BEACH FL OUT 20
NM
$$
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.
$$
STATUS REPORT #2 ON WW 78
VALID 312040Z - 312140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 ENE AAF
TO 15 SSE AYS TO 15 N VDI TO 50 N SAV TO 15 SE OGB.
..GOSS..03/31/20
ATTN...WFO...JAX...TAE...CHS...FFC...
&&
STATUS REPORT FOR WT 78
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
FLC003-023-029-037-045-047-065-067-073-077-079-121-123-129-
312140-
FL
. FLORIDA COUNTIES INCLUDED ARE
BAKER COLUMBIA DIXIE
FRANKLIN GULF HAMILTON
JEFFERSON LAFAYETTE LEON
LIBERTY MADISON SUWANNEE
TAYLOR WAKULLA
$$
GAC001-003-005-019-025-027-029-031-039-043-049-051-065-069-075-
101-103-107-109-127-161-165-173-179-183-185-191-209-229-251-267-
271-275-279-283-299-305-309-312140-
GA
. GEORGIA COUNTIES INCLUDED ARE
APPLING ATKINSON BACON
BERRIEN BRANTLEY BROOKS
BRYAN BULLOCH CAMDEN
CANDLER CHARLTON CHATHAM
CLINCH COFFEE COOK
ECHOLS EFFINGHAM EMANUEL
EVANS GLYNN JEFF DAVIS
JENKINS LANIER LIBERTY
LONG LOWNDES MCINTOSH
MONTGOMERY PIERCE SCREVEN
TATTNALL TELFAIR THOMAS
TOOMBS TREUTLEN WARE
WAYNE WHEELER
$$
SCC005-013-015-019-029-035-049-053-312140-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
ALLENDALE BEAUFORT BERKELEY
CHARLESTON COLLETON DORCHESTER
HAMPTON JASPER
$$
AMZ330-350-352-354-312140-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
CHARLESTON HARBOR
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20
NM
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM
...INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 78
VALID 311930Z - 312040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 NW TLH TO
35 N VLD TO 50 WSW VDI.
..GOSS..03/31/20
ATTN...WFO...JAX...TAE...CHS...FFC...
&&
STATUS REPORT FOR WT 78
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
FLC003-023-029-037-045-047-065-067-073-077-079-121-123-129-
312040-
FL
. FLORIDA COUNTIES INCLUDED ARE
BAKER COLUMBIA DIXIE
FRANKLIN GULF HAMILTON
JEFFERSON LAFAYETTE LEON
LIBERTY MADISON SUWANNEE
TAYLOR WAKULLA
$$
GAC001-003-005-019-025-027-029-031-039-043-049-051-065-069-075-
101-103-107-109-127-161-165-173-179-183-185-191-209-229-251-267-
271-275-279-283-299-305-309-312040-
GA
. GEORGIA COUNTIES INCLUDED ARE
APPLING ATKINSON BACON
BERRIEN BRANTLEY BROOKS
BRYAN BULLOCH CAMDEN
CANDLER CHARLTON CHATHAM
CLINCH COFFEE COOK
ECHOLS EFFINGHAM EMANUEL
EVANS GLYNN JEFF DAVIS
JENKINS LANIER LIBERTY
LONG LOWNDES MCINTOSH
MONTGOMERY PIERCE SCREVEN
TATTNALL TELFAIR THOMAS
TOOMBS TREUTLEN WARE
WAYNE WHEELER
$$
SCC005-013-015-019-029-035-049-053-312040-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
ALLENDALE BEAUFORT BERKELEY
CHARLESTON COLLETON DORCHESTER
HAMPTON JASPER
$$
AMZ330-350-352-354-312040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
CHARLESTON HARBOR
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC OUT 20
NM
COASTAL WATERS FROM EDISTO BEACH SC TO SAVANNAH GA OUT 20 NM
COASTAL WATERS FROM SAVANNAH GA TO ALTAMAHA SOUND GA OUT 20 NM
...INCLUDING GRAYS REEF NATIONAL MARINE SANCTUARY
$$
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 (60%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Low (10%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (<5%)
|
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% (EF2-EF5 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.