Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 260
NWS STORM PREDICTION CENTER NORMAN OK
110 PM EDT MON MAY 5 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
EASTERN NORTH CAROLINA
EASTERN AND CENTRAL SOUTH CAROLINA
COASTAL WATERS
EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 110 PM UNTIL 700
PM EDT.
HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
STATUTE MILES EITHER SIDE OF A LINE FROM 65 MILES NORTHWEST OF
CHARLESTON SOUTH CAROLINA TO 25 MILES SOUTHEAST OF NEW BERN NORTH
CAROLINA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.
DISCUSSION...SCATTERED THUNDERSTORMS ARE INCREASING OVER PARTS OF
SC/NC IN EXIT REGION OF UPPER JET AND IN MOIST/UNSTABLE AIR MASS.
ACTIVITY WILL INTENSIFY THIS AFTERNOON WITH A RISK OF HAIL AND
DAMAGING WINDS. A FEW SUPERCELLS WILL ALSO BE POSSIBLE.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 27025.
...HART
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 260
NWS STORM PREDICTION CENTER NORMAN OK
110 PM EDT MON MAY 5 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
EASTERN NORTH CAROLINA
EASTERN AND CENTRAL SOUTH CAROLINA
COASTAL WATERS
EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 110 PM UNTIL 700
PM EDT.
HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
STATUTE MILES EITHER SIDE OF A LINE FROM 65 MILES NORTHWEST OF
CHARLESTON SOUTH CAROLINA TO 25 MILES SOUTHEAST OF NEW BERN NORTH
CAROLINA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.
DISCUSSION...SCATTERED THUNDERSTORMS ARE INCREASING OVER PARTS OF
SC/NC IN EXIT REGION OF UPPER JET AND IN MOIST/UNSTABLE AIR MASS.
ACTIVITY WILL INTENSIFY THIS AFTERNOON WITH A RISK OF HAIL AND
DAMAGING WINDS. A FEW SUPERCELLS WILL ALSO BE POSSIBLE.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 27025.
...HART
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW0
WW 260 SEVERE TSTM NC SC CW 051710Z - 052300Z
AXIS..70 STATUTE MILES EITHER SIDE OF LINE..
65NW CHS/CHARLESTON SC/ - 25SE EWN/NEW BERN NC/
..AVIATION COORDS.. 60NM EITHER SIDE /21SSE CAE - 62ENE ILM/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 27025.
LAT...LON 34528119 35777709 33847637 32598048
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU0.
Watch 260 Status Report Messages:
STATUS REPORT #2 ON WW 260
VALID 052150Z - 052240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 S CRE TO
40 N CHS TO 5 WNW OGB.
..JEWELL..05/05/08
ATTN...WFO...RAH...ILM...MHX...CHS...CAE...
&&
STATUS REPORT FOR WS 260
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC007-017-019-031-047-049-051-061-085-093-101-103-107-129-133-
141-153-155-163-165-191-052240-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ANSON BLADEN BRUNSWICK
CARTERET COLUMBUS CRAVEN
CUMBERLAND DUPLIN HARNETT
HOKE JOHNSTON JONES
LENOIR NEW HANOVER ONSLOW
PENDER RICHMOND ROBESON
SAMPSON SCOTLAND WAYNE
$$
SCC017-025-027-031-033-039-041-043-051-055-057-061-063-067-069-
075-079-085-089-052240-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
CALHOUN CHESTERFIELD CLARENDON
DARLINGTON DILLON FAIRFIELD
FLORENCE GEORGETOWN HORRY
KERSHAW LANCASTER LEE
LEXINGTON MARION MARLBORO
ORANGEBURG RICHLAND SUMTER
WILLIAMSBURG
$$
AMZ158-250-252-254-256-052240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
COASTAL WATERS FROM CAPE LOOKOUT TO SURF CITY NC OUT 20 NM
COASTAL WATERS FROM SURF CITY TO CAPE FEAR NC OUT 20 NM
COASTAL WATERS FROM CAPE FEAR NC TO LITTLE RIVER INLET SC OUT 20
NM
COASTAL WATERS FROM LITTLE RIVER INLET TO MURRELLS INLET SC OUT
20 NM
COASTAL WATERS FROM MURRELLS INLET TO SOUTH SANTEE RIVER SC 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 260
VALID 052020Z - 052140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..CORFIDI..05/05/08
ATTN...WFO...RAH...ILM...MHX...CHS...CAE...
&&
STATUS REPORT FOR WS 260
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NCC007-017-019-031-047-049-051-061-085-093-101-103-107-129-133-
141-153-155-163-165-191-052140-
NC
. NORTH CAROLINA COUNTIES INCLUDED ARE
ANSON BLADEN BRUNSWICK
CARTERET COLUMBUS CRAVEN
CUMBERLAND DUPLIN HARNETT
HOKE JOHNSTON JONES
LENOIR NEW HANOVER ONSLOW
PENDER RICHMOND ROBESON
SAMPSON SCOTLAND WAYNE
$$
SCC015-017-019-025-027-031-033-035-039-041-043-051-055-057-061-
063-067-069-075-079-085-089-052140-
SC
. SOUTH CAROLINA COUNTIES INCLUDED ARE
BERKELEY CALHOUN CHARLESTON
CHESTERFIELD CLARENDON DARLINGTON
DILLON DORCHESTER FAIRFIELD
FLORENCE GEORGETOWN HORRY
KERSHAW LANCASTER LEE
LEXINGTON MARION MARLBORO
ORANGEBURG RICHLAND SUMTER
WILLIAMSBURG
$$
AMZ158-250-252-254-256-330-350-052140-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
COASTAL WATERS FROM CAPE LOOKOUT TO SURF CITY NC OUT 20 NM
COASTAL WATERS FROM SURF CITY TO CAPE FEAR NC OUT 20 NM
COASTAL WATERS FROM CAPE FEAR NC TO LITTLE RIVER INLET SC OUT 20
NM
COASTAL WATERS FROM LITTLE RIVER INLET TO MURRELLS INLET SC OUT
20 NM
COASTAL WATERS FROM MURRELLS INLET TO SOUTH SANTEE RIVER SC OUT
20 NM
CHARLESTON HARBOR
COASTAL WATERS FROM SOUTH SANTEE RIVER TO EDISTO BEACH SC 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
|
Low (20%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (30%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (60%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Low (20%)
|
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.
weather.gov 
