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 98
NWS STORM PREDICTION CENTER NORMAN OK
430 PM EST TUE MAR 4 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
PARTS OF NORTHEAST GEORGIA
MUCH OF CENTRAL AND WESTERN NORTH CAROLINA
PARTS OF NORTHERN AND WESTERN SOUTH CAROLINA
PARTS OF EASTERN TENNESSEE
PARTS OF CENTRAL VIRGINIA
EFFECTIVE THIS TUESDAY AFTERNOON FROM 430 PM UNTIL MIDNIGHT EST.
TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 90 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 45 MILES NORTHEAST OF
RALEIGH NORTH CAROLINA TO 15 MILES SOUTH OF ASHEVILLE NORTH
CAROLINA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).
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 96...WW 97...
DISCUSSION...POWERFUL UPPER TROUGH AND 100KT MID LEVEL WIND MAX
TRACKING ENEWD FROM TN VALLEY THIS EVENING. MOIST AND MODESTLY
UNSTABLE AIRMASS HAS SPREAD NWD THRU THE WATCH AREA. WITH VERY
STRONG SHEAR PROFILES IN PLACE COUPLED WITH APPROACH OF UPPER
TROUGH...INTENSE SQUALL LINE IS DEVELOPING AND WILL MOVE EWD ACROSS
WATCH AREA. ADDITIONALLY ROTATING STORMS ARE POSSIBLE WELL AHEAD OF
SQUALL LINE THRU CENTRAL CAROLINAS TO SRN VA THIS EVENING.
TORNADOES POSSIBLE WITH BOTH SQUALL LINE AND THE AREA FURTHER E. IN
ADDITION DAMAGING WINDS EXPECTED TO BE INCREASING ASSOCIATED WITH
THE SQUALL LINE DURING THE EVENING.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24040.
...HALES
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW8
WW 98 TORNADO GA NC SC TN VA 042130Z - 050500Z
AXIS..90 STATUTE MILES NORTH AND SOUTH OF LINE..
45NE RDU/RALEIGH NC/ - 15S AVL/ASHEVILLE NC/
..AVIATION COORDS.. 80NM N/S /39NE RDU - 32WNW SPA/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 24040.
LAT...LON 35027820 33908255 36528255 37617820
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU8.
Watch 98 Status Report Messages:
STATUS REPORT #4 ON WW 98
VALID 050435Z - 050540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 ESE FAY
TO 25 SSW AVC.
..DARROW..03/05/08
ATTN...WFO...CAE...RAH...GSP...RNK...MRX...AKQ...
&&
STATUS REPORT FOR WT 98
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC065-069-083-101-127-163-183-185-191-195-050540-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
EDGECOMBE FRANKLIN HALIFAX
JOHNSTON NASH SAMPSON
WAKE WARREN WAYNE
WILSON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 98
VALID 050340Z - 050440Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 NNW FLO
TO 40 ESE DAN TO 40 S CHO.
..DARROW..03/05/08
ATTN...WFO...CAE...RAH...GSP...RNK...MRX...AKQ...
&&
STATUS REPORT FOR WT 98
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC037-051-063-065-069-077-083-085-093-101-105-125-127-153-163-
165-181-183-185-191-195-050440-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
CHATHAM CUMBERLAND DURHAM
EDGECOMBE FRANKLIN GRANVILLE
HALIFAX HARNETT HOKE
JOHNSTON LEE MOORE
NASH RICHMOND SAMPSON
SCOTLAND VANCE WAKE
WARREN WAYNE WILSON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 98
VALID 050130Z - 050240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 WNW CAE
TO 25 W GSO TO 15 ESE PSK.
..DARROW..03/05/08
ATTN...WFO...CAE...RAH...GSP...RNK...MRX...AKQ...
&&
STATUS REPORT FOR WT 98
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC001-007-025-033-037-051-057-059-063-065-067-069-077-081-083-
085-093-101-105-119-123-125-127-135-145-151-153-157-159-163-165-
167-169-179-181-183-185-191-195-050240-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ALAMANCE ANSON CABARRUS
CASWELL CHATHAM CUMBERLAND
DAVIDSON DAVIE DURHAM
EDGECOMBE FORSYTH FRANKLIN
GRANVILLE GUILFORD HALIFAX
HARNETT HOKE JOHNSTON
LEE MECKLENBURG MONTGOMERY
MOORE NASH ORANGE
PERSON RANDOLPH RICHMOND
ROCKINGHAM ROWAN SAMPSON
SCOTLAND STANLY STOKES
UNION VANCE WAKE
WARREN WAYNE WILSON
$$
SCC023-091-050240-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
CHESTER YORK
$$
VAC009-011-019-031-037-063-067-083-089-121-141-143-161-515-590-
680-690-770-775-050240-
VA
. VIRGINIA COUNTIES INCLUDED ARE
AMHERST APPOMATTOX BEDFORD
CAMPBELL CHARLOTTE FLOYD
FRANKLIN HALIFAX HENRY
MONTGOMERY PATRICK PITTSYLVANIA
ROANOKE
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
BEDFORD DANVILLE LYNCHBURG
MARTINSVILLE ROANOKE SALEM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 98
VALID 050035Z - 050140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 SSE AND
TO 5 SSW SPA TO 25 SW HKY TO 30 NNE HKY TO 50 S BLF TO 35 SSW BLF.
..SCHNEIDER..03/05/08
ATTN...WFO...CAE...RAH...GSP...RNK...MRX...AKQ...
&&
STATUS REPORT FOR WT 98
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC001-003-005-007-025-033-035-037-045-051-057-059-063-065-067-
069-071-077-081-083-085-093-097-101-105-109-119-123-125-127-135-
145-151-153-157-159-163-165-167-169-171-179-181-183-185-191-193-
195-197-050140-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ALAMANCE ALEXANDER ALLEGHANY
ANSON CABARRUS CASWELL
CATAWBA CHATHAM CLEVELAND
CUMBERLAND DAVIDSON DAVIE
DURHAM EDGECOMBE FORSYTH
FRANKLIN GASTON GRANVILLE
GUILFORD HALIFAX HARNETT
HOKE IREDELL JOHNSTON
LEE LINCOLN MECKLENBURG
MONTGOMERY MOORE NASH
ORANGE PERSON RANDOLPH
RICHMOND ROCKINGHAM ROWAN
SAMPSON SCOTLAND STANLY
STOKES SURRY UNION
VANCE WAKE WARREN
WAYNE WILKES WILSON
YADKIN
$$
SCC021-023-047-059-083-087-091-050140-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
CHEROKEE CHESTER GREENWOOD
LAURENS SPARTANBURG UNION
YORK
$$
VAC009-011-019-031-037-063-067-083-089-121-141-143-161-515-590-
680-690-750-770-775-050140-
VA
. VIRGINIA COUNTIES INCLUDED ARE
AMHERST APPOMATTOX BEDFORD
CAMPBELL CHARLOTTE FLOYD
FRANKLIN HALIFAX HENRY
MONTGOMERY PATRICK PITTSYLVANIA
ROANOKE
VIRGINIA INDEPENDENT CITIES INCLUDED ARE
BEDFORD DANVILLE LYNCHBURG
MARTINSVILLE RADFORD ROANOKE
SALEM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
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
|
High (80%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (50%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (30%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Low (10%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (>95%)
|
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.