Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 282
NWS STORM PREDICTION CENTER NORMAN OK
720 PM EDT THU MAY 8 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
WESTERN NORTH CAROLINA
UPSTATE SOUTH CAROLINA
EFFECTIVE THIS THURSDAY NIGHT AND FRIDAY MORNING FROM 720 PM
UNTIL 100 AM EDT.
TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 80 STATUTE
MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH NORTHWEST OF
GREENSBORO NORTH CAROLINA TO 20 MILES SOUTH SOUTHWEST OF
SPARTANBURG SOUTH CAROLINA. FOR A COMPLETE DEPICTION OF THE
WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).
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 279...WW 280...WW 281...
DISCUSSION...THUNDERSTORMS...INCLUDING ISOLATED SUPERCELLS...ARE
EXPECTED TO INCREASE ACROSS WW THIS EVENING AHEAD OF STRONG UPPER
SYSTEM. SHEAR WILL BECOME QUITE STRONG AS SSWLY LLJ INTENSIFIES
THIS EVENING... POSING A RISK OF TORNADOES ALONG WITH DAMAGING WINDS
AND LARGE HAIL.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 24035.
...EVANS
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW2
WW 282 TORNADO NC SC 082320Z - 090500Z
AXIS..80 STATUTE MILES EAST AND WEST OF LINE..
25NNW GSO/GREENSBORO NC/ - 20SSW SPA/SPARTANBURG SC/
..AVIATION COORDS.. 70NM E/W /24NNW GSO - 24SSW SPA/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 24035.
LAT...LON 36437866 34638069 34638351 36438154
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU2.
Watch 282 Status Report Messages:
STATUS REPORT #5 ON WW 282
VALID 090430Z - 090500Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 W RDU TO
40 WSW GSO TO 25 NNW GSO.
WW 282 IS SCHEDULED TO EXPIRE AT 090500Z.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 832
..GRAMS..05/09/08
ATTN...WFO...RAH...GSP...CAE...
&&
STATUS REPORT FOR WT 282
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC001-067-081-135-145-090500-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ALAMANCE FORSYTH GUILFORD
ORANGE PERSON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 282
VALID 090335Z - 090440Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 NW SOP TO
25 ESE HKY TO 25 NNW GSO.
..GRAMS..05/09/08
ATTN...WFO...RAH...GSP...CAE...
&&
STATUS REPORT FOR WT 282
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC001-037-057-059-067-081-135-145-151-159-090440-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ALAMANCE CHATHAM DAVIDSON
DAVIE FORSYTH GUILFORD
ORANGE PERSON RANDOLPH
ROWAN
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 282
VALID 090235Z - 090340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 SE SPA TO
25 NNE SPA TO 25 NNE HKY.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 831.
..GRAMS..05/09/08
ATTN...WFO...RAH...GSP...CAE...
&&
STATUS REPORT FOR WT 282
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC001-003-007-025-035-037-045-057-059-067-071-081-097-109-119-
123-125-135-145-151-153-159-167-179-090340-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ALAMANCE ALEXANDER ANSON
CABARRUS CATAWBA CHATHAM
CLEVELAND DAVIDSON DAVIE
FORSYTH GASTON GUILFORD
IREDELL LINCOLN MECKLENBURG
MONTGOMERY MOORE ORANGE
PERSON RANDOLPH RICHMOND
ROWAN STANLY UNION
$$
SCC023-057-091-090340-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
CHESTER LANCASTER YORK
$$
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.
$$
STATUS REPORT #2 ON WW 282
VALID 090140Z - 090240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 SSE SPA
TO 15 ESE AVL TO 30 E HSS.
..EVANS..05/09/08
ATTN...WFO...RAH...GSP...CAE...
&&
STATUS REPORT FOR WT 282
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC001-003-007-011-023-025-027-035-037-045-057-059-067-071-081-
097-109-111-119-121-123-125-135-145-149-151-153-159-161-167-179-
199-090240-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ALAMANCE ALEXANDER ANSON
AVERY BURKE CABARRUS
CALDWELL CATAWBA CHATHAM
CLEVELAND DAVIDSON DAVIE
FORSYTH GASTON GUILFORD
IREDELL LINCOLN MCDOWELL
MECKLENBURG MITCHELL MONTGOMERY
MOORE ORANGE PERSON
POLK RANDOLPH RICHMOND
ROWAN RUTHERFORD STANLY
UNION YANCEY
$$
SCC021-023-057-087-091-090240-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
CHEROKEE CHESTER LANCASTER
UNION YORK
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 282
VALID 090030Z - 090140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..HURLBUT..05/09/08
ATTN...WFO...RAH...GSP...CAE...
&&
STATUS REPORT FOR WT 282
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC001-003-007-011-021-023-025-027-035-037-045-057-059-067-071-
081-089-097-109-111-119-121-123-125-135-145-149-151-153-159-161-
167-175-179-199-090140-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ALAMANCE ALEXANDER ANSON
AVERY BUNCOMBE BURKE
CABARRUS CALDWELL CATAWBA
CHATHAM CLEVELAND DAVIDSON
DAVIE FORSYTH GASTON
GUILFORD HENDERSON IREDELL
LINCOLN MCDOWELL MECKLENBURG
MITCHELL MONTGOMERY MOORE
ORANGE PERSON POLK
RANDOLPH RICHMOND ROWAN
RUTHERFORD STANLY TRANSYLVANIA
UNION YANCEY
$$
SCC021-023-045-057-073-077-083-087-091-090140-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
CHEROKEE CHESTER GREENVILLE
LANCASTER OCONEE PICKENS
SPARTANBURG UNION YORK
$$
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 (50%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (50%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (40%)
|
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 (80%)
|
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.