Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Raleigh, NC

September 3, 2012Alamance County, Chatham County, Orange County, North Carolina

NWS Raleigh, NC issued this special weather statement at Sep 3, 2012, 4:03 PM EDT for Alamance County, Chatham County, Orange County, North Carolina. It was in force for 87 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Sep 3, 2012, 4:03 PM EDT (20:03 UTC)
Expired
Sep 3, 2012, 5:30 PM EDT
In force
87 min
Issued by
NWS Raleigh, NC

Counties Alamance County, NC, Chatham County, NC, Orange County, NC

The radar

The Raleigh/Durham radar (KRAX), 60 km from the middle of the area, began a volume at 20:05 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.1 hours before the alert went out and 79 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 12:00Z on 2012-09-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 576 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 12:00Z on 2012-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
576 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
801 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
57 m²/s²
0-3 km storm-relative helicity
44 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Raleigh, NC wrote its last area forecast discussion before this special weather statement went out at Sep 3, 3:40 PM EDT, 23 minutes earlier.

Area forecast discussion, Sep 3, 3:40 PM EDT, 23 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RALEIGH NC
340 PM EDT MON SEP 3 2012

.SYNOPSIS...
UNSETTLED WEATHER WILL PERSIST THROUGH WEDNESDAY AS THE REMNANTS OF
TROPICAL CYCLONE ISAAC TRACK SLOWLY EAST AND GRADUALLY WEAKEN ALONG
THE CENTRAL AND SOUTHERN APPALACHIANS.

&&

.NEAR TERM /THROUGH TUESDAY NIGHT/...
AS OF 340 PM MONDAY...

OVERVIEW:
THE REMNANTS OF TROPICAL CYCLONE ISAAC WILL MOVE VERY SLOWLY EAST
INTO THE CENTRAL/SOUTHERN APPALACHIANS TONIGHT...WHERE IT WILL LATER
GET STRETCHED AND SHEARED APART DURING THE DAY ON TUESDAY...LEAVING
BEHIND A WEAK MID/UPPER LEVEL TROUGHINESS ACROSS THE CAROLINAS.

THIS AFTERNOON AND TONIGHT:
THE LATEST CONVECTION ALLOWING MODELS...WHICH DID AN OUTSTANDING JOB
WITH YESTERDAYS CONVECTION....SUGGEST LINE/BAND OF CONVECTION OVER
THE WESTERN PIEDMONT WILL MOVE INTO CENTRAL PORTIONS OF THE
FORECAST AREA BETWEEN 21-00Z...BEFORE DISSIPATING WITH LOSS OF
HEATING AND AS BETTER UPPER LEVEL SUPPORT LIFTS OFF TO THE
NORTH/NORTHEAST. ACROSS CENTRAL AND EASTERN AREAS...RAIN CHANCES
WILL NOT BE AS HIGH...LIMITED TO LOW-LEVEL FORCING VIA MESOSCALE
BOUNDARIES SUCH AS DIFFERENTIAL HEATING...OUTFLOW OR SEABREEZE. WILL
STAY WITH CURRENT POP CONFIGURATION WITH CATEGORICAL TO LIKELY POPS
IN THE WEST TO HIGH CHANCE POPS ACROSS CENTRAL AND EASTERN AREAS.
RAIN CHANCES WILL DECREASE AFTER SUNSET...BUT THE CLOSER PROXIMITY
OUT WEST TO THE WEAKENING REMNANTS OF ISAAC AND THE CONTINUED
PROSPECTS FOR SMALL SCALE PERTURBATIONS WILL SUPPORT CHANCE POPS IN
THE WEST TO ISOLATED CENTRAL AND EASTERN PORTIONS OF THE FORECAST
AREA. EXPECTED LIGHT SOUTHERLY BREEZE AND MOSTLY CLOUDY SKIES WILL
SUPPORT LOWS MOSTLY IN THE LOWER 70S WITH AREAS OF FOG/STRATUS.

TUESDAY AND TUESDAY NIGHT:
THE MOIST AIRMASS FEATURING PWATS AT OR ABOVE 2.0" WILL REMAIN IN
PLACE ACROSS THE CAROLINAS ON TUESDAY. THERE REMAINS SOME
QUESTIONS/UNCERTAINTY REGARDING PENDING DEVELOPMENT AND EVOLUTION OF
A SOUTHWARD PROPAGATING MCS TOWARDS THE GULF COAST STATES THAT COULD
AUGMENT/DISTURB MOISTURE CONVERGENCE OVER THE AREA...BUT OVERALL
THINKING IS THAT WE WILL SEE DIURNAL ENHANCEMENT IN CONVECTIVE
COVERAGE TUESDAY AFTERNOON...ESPECIALLY OVER THE WESTERN PIEDMONT
INVOF OF THE BROAD TROUGHINESS AND CONTINUED UPSLOPE REGIME ALONG
THE EASTERN SLOPES. ELSEWHERE...MUCH LIKE TODAY...FORCING WILL BE
MOSTLY CONFINED TO VIA MESOSCALE BOUNDARIES SUCH AS DIFFERENTIAL
HEATING...OUTFLOW OR SEABREEZE. POPS RANGING FROM LIKELY WEST TO
CHANCE POPS EAST.

HIGHS TUESDAY SHOULD BE VERY SIMILAR TO TODAY...DEPENDENT ON HOW
EARLY CONVECTION/RAIN MOVES INTO WESTERN PORTIONS OF THE FORECAST
AREA. HIGHS IN THE LOWER TO MID 80S WEST TO NEAR 90 CENTRAL AND
EASTERN AREAS. LOWS 69 TO 73.

SEVERE THREAT...ORGANIZED SEVERE WEATHER APPEARS UNLIKELY
THIS AFTERNOON AND AGAIN TOMORROW WITH INSTABILITY TEMPERED BY CLOUD
COVER AND WEAK MID-LEVEL LAPSE RATES. HOWEVER...AN ISOLATED SEVERE
THREAT CANNOT BE RULED OUT WHERE MESOSCALE PROCESSES LOCALLY ENHANCE
LOW/MID LEVEL SHEAR AND ASCENT. THE MAIN CONCERN WILL BE FROM
HEAVY RAINFALL AND FLASH FLOODING...PRIMARILY IN THE WESTERN
PIEDMONT WHERE A SLOW MOVING NORTH-SOUTH ORIENTED LINE OF CONVECTION
COULD PERSIST FOR SEVERAL HOURS.

&&

.SHORT TERM /WEDNESDAY THROUGH THURSDAY NIGHT/...
AS OF 300 PM MONDAY...

UNSETTLED WEATHER WILL LIKELY PERSIST ACROSS CENTRAL NC THROUGH THE
SHORT TERM PERIOD AS WEAK TROUGHING ALOFT REMAINS OVER THE AREA. AT
THE SURFACE...A WEAK BOUNDARY WILL APPROACH THE AREA LATE WEDNESDAY
INTO THURSDAY. ALL OF THIS COMBINED WITH AMPLE MOISTURE (PWAT VALUES
EXCEEDING 2 INCHES) AND A MODERATELY UNSTABLE AIR MASS WILL RESULT
IN SCATTERED SHOWERS AND THUNDERSTORMS...MAINLY DURING THE AFTERNOON
AND EVENING HOURS. AT THIS TIME...AM EXPECTING THE BEST COVERAGE TO
BE ACROSS THE WEST ON WEDNESDAY AS THERE WILL BE SLIGHTLY DRIER AIR
ACROSS THE EAST AND THEN THE BEST FOCUS SHOULD SHIFT TO THE EAST FOR
THURSDAY AS SLIGHTLY DRIER AIR MOVES IN BEHIND THE AFOREMENTIONED
SURFACE BOUNDARY. THE MAIN THREAT IS EXPECTED TO BE HEAVY RAIN THAT
COULD LEAD TO SOME FLOODING...ESPECIALLY IN URBAN AREAS. HIGH TEMPS
WILL BE NEAR NORMAL...GENERALLY IN THE MID/UPPER 80S...WITH
OVERNIGHT LOWS RUNNING SLIGHTLY ABOVE NORMAL...GENERALLY IN THE
UPPER 60S TO LOWER 70S.

&&

.LONG TERM /FRIDAY THROUGH MONDAY/...
AS OF 300 PM MONDAY...

AN UNSETTLED WEATHER PATTERN IS EXPECTED TO CONTINUE THROUGH MUCH OF
THE LONG TERM PERIOD. FOR FRIDAY...THE BROAD TROUGH ALOFT WILL STILL
BE OVER THE AREA...WHILE AT THE SURFACE A WEAK SURFACE BOUNDARY (SEE
ABOVE SHORT TERM DISCUSSION) WILL LIKELY BE WASHING OUT OVER THE
AREA. NEVERTHELESS...WITH MOISTURE CONTENT STILL EXPECTED TO BE HIGH
ACROSS THE REGION...AM EXPECTING ANOTHER GOOD CHANCE OF SHOWERS AND
THUNDERSTORMS. BY THE WEEKEND...A SHORT WAVE COMING OUT OF CENTRAL
CANADA WILL RESULT IN A TROUGH AMPLIFYING AS IT MOVES ACROSS THE
MIDWEST ON SATURDAY AND TOWARDS THE EAST COAST BY SUNDAY. AS THIS
RATHER DEEP TROUGH AND ITS ASSOCIATED SURFACE FRONT APPROACHES THE
REGION...THIS SHOULD RESULT IN A PROLONGED PERIOD OF GOOD PRECIP
CHANCES THROUGH AT LEAST THE END OF THE WEEKEND. AS CAN BE EXPECTED
THIS FAR OUT...THERE ARE TIMING AND STRENGTH DIFFERENCES....BUT WILL
BEGIN TO TAPER POPS DOWNWARD LATE SUNDAY AND INTO EARLY NEXT WEEK.
THERE ARE STILL FAIRLY STRONG INDICATIONS THAT COOLER AND DRIER AIR
SHOULD ARRIVE SOMETIME EARLY NEXT WEEK AS A RATHER DEEP TROUGH/CUT
OFF LOW DEVELOPS. OVERALL...TEMPS WILL BE NEAR NORMAL EARLY ON IN
THE PERIOD BEFORE TRENDING BELOW NORMAL AS INCREASED PRECIP CHANCES
AND THE DEEP TROUGH/ASSOCIATED SURFACE FRONT APPROACH AND MOVE
THROUGH THE REGION.

&&

.AVIATION /18Z MONDAY THROUGH SATURDAY/...
AS OF 340 PM MONDAY...

SHOWERS AND THUNDERSTORMS WILL IMPACT THE AREA THIS AFTERNOON AND
EVENING WITH A MOIST AIRMASS IN PLACE AND THE APPROACH OF REMNANTS
OF TROPICAL CYCLONE ISAAC  FROM THE WEST. KINT AND KGSO
TERMINALS WILL BE MORE LIKELY IMPACTED BY THESE STORMS...BUT CAN NOT
RULE OUT A THUNDERSTORM AT ANY TAF SITE THROUGH 00Z THIS EVENING.

SCATTERED TO ISOLATED SHOWERS/STORMS WILL REMAIN POSSIBLE OVERNIGHT
WITH IFR/LIFR CEILINGS POSSIBLE AT ALL TERMINALS ONCE AGAIN TUE
MORNING BETWEEN 08-12Z. ANY SUB-VFR CEILINGS SHOULD IMPROVE/LIFT TO
VFR BY 15Z TUESDAY. SHOWERS AND THUNDERSTORMS ARE EXPECTED ACROSS
THE AREA ON TUESDAY...WITH WESTERN TERMINALS ONCE AGAIN STANDING THE
BEST CHANCE OF SEEING SOME IMPACTS FROM STORMS TUESDAY AFTERNOON.

LOOKING AHEAD:
A RELATIVELY PERSISTENT PATTERN OF ISOLATED TO SCATTERED SHOWERS AND
THUNDERSTORMS (PRIMARILY AFTERNOON/EVENING) IS EXPECTED THROUGH
FRIDAY...WITH A CHANCE FOR FOG OR IFR/LIFR CEILINGS DURING THE EARLY
MORNING HOURS.

&&

.RAH WATCHES/WARNINGS/ADVISORIES...
NONE.

&&

SYNOPSIS...CBL
NEAR TERM....CBL
SHORT TERM...KRR
LONG TERM...KRR
AVIATION...CBL
Hazardous weather outlook, Sep 3, 5:34 AM EDT, 10 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RALEIGH NC
534 AM EDT MON SEP 3 2012

NCZ021>023-038-039-073-074-083-084-040945-
FORSYTH-GUILFORD-ALAMANCE-DAVIDSON-RANDOLPH-STANLY-MONTGOMERY-ANSON-
RICHMOND-
534 AM EDT MON SEP 3 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

SLOW MOVING SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP OVER
WESTERN NORTH CAROLINA THIS AFTERNOON AND EVENING AS THE REMNANTS
OF TROPICAL CYCLONE ISAAC SLOWLY APPROACH THE MOUNTAINS FROM THE
WEST. LOCALLY TORRENTIAL RAINFALL AND ISOLATED FLASH FLOODING WILL
BE POSSIBLE...ESPECIALLY IN URBAN AREAS. AN ISOLATED SEVERE
THUNDERSTORM WITH A PRIMARY THREAT OF DAMAGING WINDS CANNOT BE
RULED OUT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

LOCALLY TORRENTIAL RAINFALL AND ISOLATED FLASH FLOODING WILL
REMAIN POSSIBLE TUESDAY AND WEDNESDAY AS THE REMNANTS OF TROPICAL
CYCLONE ISAAC WEAKEN OVER THE MOUNTAINS. ISOLATED SEVERE
THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS WILL ALSO BE
POSSIBLE...PRIMARILY DURING THE AFTERNOON AND EVENING HOURS.

NCZ007>011-024>028-040>043-075>078-085-086-088-089-040945-
PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-ORANGE-DURHAM-FRANKLIN-NASH-
EDGECOMBE-CHATHAM-WAKE-JOHNSTON-WILSON-MOORE-LEE-HARNETT-WAYNE-
SCOTLAND-HOKE-CUMBERLAND-SAMPSON-
534 AM EDT MON SEP 3 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS
AFTERNOON AND EVENING AS THE REMNANTS OF TROPICAL CYCLONE ISAAC
SLOWLY APPROACH THE MOUNTAINS FROM THE WEST. LOCALLY HEAVY
RAINFALL AND ISOLATED FLOODING WILL BE POSSIBLE...PRIMARILY IN
URBAN AREAS. AN ISOLATED SEVERE THUNDERSTORM WITH A PRIMARY THREAT
OF DAMAGING WINDS CANNOT BE RULED OUT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

LOCALLY HEAVY RAINFALL AND ISOLATED FLOODING WILL REMAIN POSSIBLE
TUESDAY AND WEDNESDAY AS THE REMNANTS OF TROPICAL CYCLONE ISAAC
WEAKEN OVER THE MOUNTAINS. ISOLATED SEVERE THUNDERSTORMS CAPABLE
OF PRODUCING DAMAGING WINDS WILL ALSO BE POSSIBLE...PRIMARILY
DURING THE AFTERNOON AND EVENING HOURS.

VINCENT

In the hours before

Special weather statement, Sep 3, 1:00 PM EDT, 3 hours 3 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
100 PM EDT MON SEP 3 2012

NCZ021-022-038-039-031830-
DAVIDSON-FORSYTH-GUILFORD-RANDOLPH-
100 PM EDT MON SEP 3 2012

...SHOWERS AND THUNDERSTORMS WILL MOVE ACROSS RANDOLPH...GUILFORD...
FORSYTH AND DAVIDSON COUNTIES THROUGH 230 PM EDT...

AT 1259 PM EDT...DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS
WITH VERY HEAVY RAIN ALONG A LINE EXTENDING FROM BELEWS CREEK TO NEW
HOPE...OR ALONG A LINE EXTENDING FROM BELEWS CREEK TO 12 MILES
NORTHWEST OF TROY...MOVING EAST AT 15 MPH.

HAZARDS INCLUDE...
GUSTY WINDS OF 30 TO 40 MPH.
HEAVY RAINFALL AND MINOR FLOODING.

SEEK SHELTER IN A NEARBY BUILDING OR VEHICLE. STRONG WINDS ARE
CAPABLE OF KNOCKING DOWN SMALL TREES AND BLOWING AROUND TRASH CANS...
POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR OBJECTS.

THIS STORM WILL PRODUCE HEAVY RAINFALL...WHICH WILL CAUSE MINOR
FLOODING OF LOW LYING AREAS INCLUDING DITCHES...CREEKS...ROADWAYS AND
AREAS OF POOR DRAINAGE. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS. MOTORISTS SHOULD ALSO REDUCE DRIVING SPEEDS TO AVOID
HYDROPLANING.

&&

LAT...LON 3614 8044 3626 8045 3625 7954 3552 7956
      3550 8018 3558 8021 3568 8034 3571 8033
      3573 8045 3579 8048 3584 8049 3585 8039
      3589 8042 3589 8037 3596 8038 3599 8043
      3602 8042 3606 8047 3604 8050 3609 8052
TIME...MOT...LOC 1659Z 273DEG 15KT 3622 8007 3551 8000

KRR
Special weather statement, Sep 3, 1:06 PM EDT, 2 hours 57 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
106 PM EDT MON SEP 3 2012

NCZ073-074-083-084-031830-
ANSON-MONTGOMERY-RICHMOND-STANLY-
106 PM EDT MON SEP 3 2012

...SHOWERS AND THUNDERSTORMS WILL MOVE ACROSS STANLY...RICHMOND...
MONTGOMERY AND ANSON COUNTIES THROUGH 230 PM EDT...

AT 106 PM EDT...DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS
WITH VERY HEAVY RAIN OVER ALBEMARLE...MOVING NORTHEAST AT 10 MPH.

SOME LOCATIONS IMPACTED INCLUDE...ALBEMARLE...NEW LONDON...BADIN...
BADIN LAKE...ELDORADO.

HAZARDS INCLUDE...
GUSTY WINDS OF 30 TO 40 MPH.

HEAVY RAINFALL AND MINOR FLOODING.

THIS STORM WILL PRODUCE HEAVY RAINFALL...WHICH WILL CAUSE MINOR
FLOODING OF LOW LYING AREAS INCLUDING DITCHES...CREEKS...ROADWAYS AND
AREAS OF POOR DRAINAGE. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS. MOTORISTS SHOULD ALSO REDUCE DRIVING SPEEDS TO AVOID
HYDROPLANING.

&&

LAT...LON 3550 8030 3551 8019 3551 7977 3543 7974
      3480 7991 3481 8032 3519 8029 3516 8035
      3517 8038 3516 8039 3516 8046 3518 8050
      3520 8051
TIME...MOT...LOC 1706Z 219DEG 7KT 3535 8020

23
Special weather statement, Sep 3, 2:35 PM EDT, 1 hour 28 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
235 PM EDT MON SEP 3 2012

NCZ073>075-083-084-032000-
ANSON-MONTGOMERY-MOORE-RICHMOND-STANLY-
235 PM EDT MON SEP 3 2012

...STRONG THUNDERSTORMS WILL MOVE ACROSS STANLY...RICHMOND...MOORE...
MONTGOMERY AND ANSON COUNTIES THROUGH 400 PM EDT...

AT 235 PM EDT...DOPPLER RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES EAST OF ELDORADO TO
MORVEN...OR ALONG A LINE EXTENDING FROM 8 MILES NORTH OF TROY TO 10
MILES SOUTH OF WADESBORO...MOVING EAST AT 5 MPH.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE...MORVEN...TROY...
MCFARLAN...MCFARLAN...PEKIN...COVINGTON.

HAZARDS INCLUDE...
GUSTY WINDS OF 30 TO 40 MPH.
DEADLY CLOUD TO GROUND LIGHTNING.
HEAVY RAINFALL AND MINOR FLOODING.

SEEK SHELTER IN A NEARBY BUILDING OR VEHICLE. STRONG WINDS ARE
CAPABLE OF KNOCKING DOWN SMALL TREES AND BLOWING AROUND TRASH CANS...
POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR OBJECTS.

IF YOU SEE LIGHTNING OR HEAR THUNDER...YOU ARE AT RISK. TAKE SHELTER
INDOORS IMMEDIATELY. IF YOU CANNOT FIND SHELTER IN A BUILDING A
VEHICLE PROVIDES SAFETY FROM LIGHTNING.

THIS STORM WILL PRODUCE HEAVY RAINFALL...WHICH WILL CAUSE MINOR
FLOODING OF LOW LYING AREAS INCLUDING DITCHES...CREEKS...ROADWAYS AND
AREAS OF POOR DRAINAGE. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS. MOTORISTS SHOULD ALSO REDUCE DRIVING SPEEDS TO AVOID
HYDROPLANING.

&&

LAT...LON 3520 8051 3551 8029 3551 7945 3517 7948
      3504 7946 3499 7958 3491 7956 3485 7963
      3482 7963 3480 7972 3481 8033 3519 8029
      3516 8035 3516 8046
TIME...MOT...LOC 1835Z 269DEG 6KT 3548 7993 3482 8006

ELLIS
Special weather statement, Sep 3, 2:38 PM EDT, 1 hour 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
238 PM EDT MON SEP 3 2012

NCZ021>023-038>040-032015-
ALAMANCE-CHATHAM-DAVIDSON-FORSYTH-GUILFORD-RANDOLPH-
238 PM EDT MON SEP 3 2012

...STRONG THUNDERSTORMS WILL MOVE ACROSS RANDOLPH...GUILFORD...
FORSYTH...DAVIDSON...CHATHAM AND ALAMANCE COUNTIES THROUGH 415 PM
EDT...

AT 238 PM EDT...DOPPLER RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM LAKE TOWNSEND TO MARTHA...
OR ALONG A LINE EXTENDING FROM 11 MILES SOUTHWEST OF REIDSVILLE TO 11
MILES SOUTHWEST OF ASHEBORO...MOVING EAST AT 5 MPH.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE...LAKE TOWNSEND...
PLEASANT GARDEN...RANDLEMAN...ULAH...ASHEBORO...MONTICELLO...AND...
CLIMAX.

HAZARDS INCLUDE...
GUSTY WINDS OF 30 TO 40 MPH.
DEADLY CLOUD TO GROUND LIGHTNING.
HEAVY RAINFALL AND MINOR FLOODING.

THIS INCLUDES INTERSTATE 40 BETWEEN EXITS 37 AND 219.
THIS INCLUDES INTERSTATE 85 BETWEEN EXITS 83 AND 131.

SEEK SHELTER IN A NEARBY BUILDING OR VEHICLE. STRONG WINDS ARE
CAPABLE OF KNOCKING DOWN SMALL TREES AND BLOWING AROUND TRASH CANS...
POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR OBJECTS.

IF YOU SEE LIGHTNING OR HEAR THUNDER...YOU ARE AT RISK. TAKE SHELTER
INDOORS IMMEDIATELY. IF YOU CANNOT FIND SHELTER IN A BUILDING A
VEHICLE PROVIDES SAFETY FROM LIGHTNING.

THIS STORM WILL PRODUCE HEAVY RAINFALL...WHICH WILL CAUSE MINOR
FLOODING OF LOW LYING AREAS INCLUDING DITCHES...CREEKS...ROADWAYS AND
AREAS OF POOR DRAINAGE. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS. MOTORISTS SHOULD ALSO REDUCE DRIVING SPEEDS TO AVOID
HYDROPLANING.

&&

LAT...LON 3614 8044 3626 8046 3625 7940 3552 7941
      3550 8019 3558 8021 3568 8034 3571 8033
      3573 8045 3579 8048 3584 8049 3585 8039
      3589 8042 3589 8037 3596 8038 3599 8043
      3602 8042 3606 8047 3604 8050 3609 8052
TIME...MOT...LOC 1838Z 269DEG 3KT 3623 7979 3560 7994

ELLIS
Special weather statement, Sep 3, 3:59 PM EDT, 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
359 PM EDT MON SEP 3 2012

NCZ074>076-083>086-032130-
ANSON-HOKE-LEE-MONTGOMERY-MOORE-RICHMOND-SCOTLAND-
359 PM EDT MON SEP 3 2012

...STRONG THUNDERSTORMS WILL MOVE ACROSS SCOTLAND...RICHMOND...
MOORE...MONTGOMERY...LEE...ANSON AND HOKE COUNTIES THROUGH 530 PM
EDT...

AT 359 PM EDT...DOPPLER RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM HIGHFALLS TO MCFARLAN...OR
ALONG A LINE EXTENDING FROM 12 MILES NORTHWEST OF CARTHAGE TO 11
MILES SOUTHEAST OF WADESBORO...MOVING EAST AT 10 MPH.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE...GLENDON...ELLERBE...
DIGGS...DERBY...ROCKINGHAM...EAST ROCKINGHAM.

HAZARDS INCLUDE...
GUSTY WINDS OF 30 TO 40 MPH.
DEADLY CLOUD TO GROUND LIGHTNING.
HEAVY RAINFALL AND MINOR FLOODING.

THIS INCLUDES US HIGHWAY 1 BETWEEN EXITS 69 AND 78.

SEEK SHELTER IN A NEARBY BUILDING OR VEHICLE. STRONG WINDS ARE
CAPABLE OF KNOCKING DOWN SMALL TREES AND BLOWING AROUND TRASH CANS...
POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR OBJECTS.

IF YOU SEE LIGHTNING OR HEAR THUNDER...YOU ARE AT RISK. TAKE SHELTER
INDOORS IMMEDIATELY. IF YOU CANNOT FIND SHELTER IN A BUILDING A
VEHICLE PROVIDES SAFETY FROM LIGHTNING.

THIS STORM WILL PRODUCE HEAVY RAINFALL...WHICH WILL CAUSE MINOR
FLOODING OF LOW LYING AREAS INCLUDING DITCHES...CREEKS...ROADWAYS AND
AREAS OF POOR DRAINAGE. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS. MOTORISTS SHOULD ALSO REDUCE DRIVING SPEEDS TO AVOID
HYDROPLANING.

&&

LAT...LON 3480 7968 3481 8012 3551 7968 3552 7936
      3555 7930 3553 7928 3557 7924 3555 7922
      3556 7920 3558 7920 3563 7912 3552 7897
      3527 7922 3524 7916 3483 7930 3483 7934
      3477 7933 3463 7946
TIME...MOT...LOC 1959Z 270DEG 9KT 3547 7955 3485 7993

ELLIS
Special weather statement, Sep 3, 4:03 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
403 PM EDT MON SEP 3 2012

NCZ022>024-039-040-032130-
ALAMANCE-CHATHAM-GUILFORD-ORANGE-RANDOLPH-
403 PM EDT MON SEP 3 2012

...STRONG THUNDERSTORMS WILL MOVE ACROSS RANDOLPH...ORANGE...
GUILFORD...CHATHAM AND ALAMANCE COUNTIES THROUGH 530 PM EDT...

AT 403 PM EDT...DOPPLER RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM ALTAMAHAW TO 7 MILES SOUTH
OF COLERIDGE...OR ALONG A LINE EXTENDING FROM 6 MILES SOUTH OF CAMP
SPRINGS TO 15 MILES SOUTHWEST OF SILER CITY...MOVING EAST AT 10 MPH.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE...ELON COLLEGE...GLEN
RAVEN...BURLINGTON...SILER CITY...UNION RIDGE...SNOW CAMP.

HAZARDS INCLUDE...
GUSTY WINDS OF 30 TO 40 MPH.
DEADLY CLOUD TO GROUND LIGHTNING.
HEAVY RAINFALL AND MINOR FLOODING.

THIS INCLUDES INTERSTATE 40 BETWEEN EXITS 132 AND 270.
THIS INCLUDES INTERSTATE 85 BETWEEN EXITS 164 AND 170.

SEEK SHELTER IN A NEARBY BUILDING OR VEHICLE. STRONG WINDS ARE
CAPABLE OF KNOCKING DOWN SMALL TREES AND BLOWING AROUND TRASH CANS...
POTTED PLANTS...LAWN FURNITURE AND OTHER LIGHT OUTDOOR OBJECTS.

IF YOU SEE LIGHTNING OR HEAR THUNDER...YOU ARE AT RISK. TAKE SHELTER
INDOORS IMMEDIATELY. IF YOU CANNOT FIND SHELTER IN A BUILDING A
VEHICLE PROVIDES SAFETY FROM LIGHTNING.

THIS STORM WILL PRODUCE HEAVY RAINFALL...WHICH WILL CAUSE MINOR
FLOODING OF LOW LYING AREAS INCLUDING DITCHES...CREEKS...ROADWAYS AND
AREAS OF POOR DRAINAGE. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS. MOTORISTS SHOULD ALSO REDUCE DRIVING SPEEDS TO AVOID
HYDROPLANING.

&&

LAT...LON 3624 7896 3586 7902 3586 7891 3585 7891
      3562 7899 3559 7892 3553 7897 3554 7902
      3559 7905 3563 7912 3558 7921 3556 7920
      3557 7924 3553 7928 3555 7930 3552 7936
      3552 7972 3625 7964
TIME...MOT...LOC 2003Z 270DEG 8KT 3622 7952 3554 7960

ELLIS

The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 2, 8:20 PM EDTSpecial Weather StatementRAHAlamance, Orange85 min
Sep 2, 8:28 PM EDTSevere Thunderstorm WarningRAHAlamance, Durham, Orange, Person53 min
Sep 2, 8:42 PM EDTTornado WarningRAHDurham, Orange, Person33 min
Sep 2, 9:20 PM EDTSpecial Weather StatementRAHGranville, Vance55 min
Sep 2, 9:43 PM EDTSpecial Weather StatementRAHChatham, Durham, Lee, Moore, Orange62 min
Sep 2, 10:26 PM EDTSpecial Weather StatementRAHLee, Wake94 min
Sep 2, 11:09 PM EDTSpecial Weather StatementRAHFranklin, Granville, Nash, Wake51 min
Sep 2, 11:42 PM EDTAreal Flood AdvisoryRAHWake108 min
Sep 3, 2:35 AM EDTAreal Flood AdvisoryRAHMontgomery, Richmond99 min
Sep 3, 1:00 PM EDTSpecial Weather StatementRAHDavidson, Forsyth, Guilford, Randolph90 min
Sep 3, 1:01 PM EDTFlash Flood WarningRAHForsyth3 hr
Sep 3, 1:06 PM EDTSpecial Weather StatementRAHAnson, Montgomery, Stanly84 min
Sep 3, 1:09 PM EDTAreal Flood AdvisoryRAHStanly3 hr
Sep 3, 1:18 PM EDTFlash Flood WarningRAHStanly3 hr
Sep 3, 1:21 PM EDTSevere Thunderstorm WarningRAHForsyth, Guilford39 min
Sep 3, 1:27 PM EDTSevere Thunderstorm WarningRAHMontgomery, Randolph, Stanly48 min
Sep 3, 2:23 PM EDTAreal Flood AdvisoryRAHGuilford3 hr
Sep 3, 2:35 PM EDTSpecial Weather StatementRAHAnson, Montgomery, Moore, Richmond, Stanly85 min
Sep 3, 2:38 PM EDTSpecial Weather StatementRAHDavidson, Forsyth, Guilford, Randolph97 min
Sep 3, 2:53 PM EDTFlash Flood WarningRAHGuilford3 hr
Sep 3, 3:34 PM EDTAreal Flood AdvisoryRAHRandolph2 hr
Sep 3, 3:59 PM EDTSpecial Weather StatementRAHHoke, Lee, Moore, Richmond, Scotland91 min
Sep 3, 4:14 PM EDTFlash Flood WarningRAHStanly2 hr
Sep 3, 4:17 PM EDTSevere Thunderstorm WarningRAHAlamance, Orange58 min
Sep 3, 4:52 PM EDTAreal Flood AdvisoryRAHAlamance, Orange2 hr
Sep 3, 4:57 PM EDTSevere Thunderstorm WarningRAHRichmond, Scotland48 min
Sep 3, 5:40 PM EDTAreal Flood AdvisoryRAHDurham, Orange3 hr
Sep 3, 5:41 PM EDTSpecial Weather StatementRAHWake64 min
Sep 3, 5:49 PM EDTSpecial Weather StatementRAHWilson56 min
Sep 3, 6:21 PM EDTSpecial Weather StatementRAHDurham54 min
Sep 3, 7:41 PM EDTSpecial Weather StatementRAHWake64 min

Nearby

Special Weather Statements in North Carolina, 2012Every special weather statement in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.