Alert archive / North Carolina / Heat Advisories in 2012

Heat Advisory 4, NWS Raleigh, NC

July 5, 201223 counties in North Carolina

NWS Raleigh, NC issued this heat advisory at Jul 5, 2012, 3:37 AM EDT for 23 counties in North Carolina. It took effect at Jul 6, 2012, 11:00 AM EDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Jul 5, 2012, 3:37 AM EDT (07:37 UTC)
In effect from
Jul 6, 2012, 11:00 AM EDT
Expired
Jul 6, 2012, 8:00 PM EDT
In force
9 hr
Issued by
NWS Raleigh, NC
All 23 counties

Anson County, NC, Chatham County, NC, Cumberland County, NC, Durham County, NC, Edgecombe County, NC, Franklin County, NC, Granville County, NC, Halifax County, NC, Harnett County, NC, Hoke County, NC, Johnston County, NC, Lee County, NC, Montgomery County, NC, Moore County, NC, Nash County, NC, Richmond County, NC, Sampson County, NC, Scotland County, NC, Vance County, NC, Wake County, NC, Warren County, NC, Wayne County, NC, Wilson County, NC

The radar

The Raleigh/Durham radar (KRAX), 24 km from the middle of the area, began a volume at 07:41 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 00:00Z, 7.6 hours before the alert went out and 118 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 00:00Z on 2012-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 605 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 00:00Z on 2012-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 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
605 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
2138 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
69 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.

238 
WWUS72 KRAH 050737
NPWRAH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RALEIGH NC
337 AM EDT THU JUL 5 2012

...HOT AND HUMID ON THURSDAY AND FRIDAY...

.A RIDGE OF HIGH PRESSURE ALOFT WILL LEAD TO HOT TEMPERATURES
WHICH COMBINED WITH HIGH DEW POINTS...WILL RESULT IN DANGEROUSLY
HOT CONDITIONS ON THURSDAY AND FRIDAY.

NCZ011-027-028-042-043-077-078-085-086-088-089-060115-
/O.NEW.KRAH.HT.Y.0004.120706T1500Z-120707T0000Z/
/O.CON.KRAH.HT.Y.0003.120705T1500Z-120706T0100Z/
HALIFAX-NASH-EDGECOMBE-JOHNSTON-WILSON-HARNETT-WAYNE-SCOTLAND-
HOKE-CUMBERLAND-SAMPSON-
INCLUDING THE CITIES OF...ROANOKE RAPIDS...NASHVILLE...
ROCKY MOUNT...SMITHFIELD...WILSON...LILLINGTON...GOLDSBORO...
LAURINBURG...RAEFORD...FAYETTEVILLE...CLINTON
337 AM EDT THU JUL 5 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
9 PM EDT THIS EVENING...
...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY. 

* LOCATION...THE COASTAL PLAIN AND THE EASTERN SANDHILLS... 
  INCLUDING THE FAYETTEVILLE...GOLDSBORO AND ROCKY MOUNT AREAS. 

* HIGH TEMPERATURES...UPPER 90S TO NEAR 100.

* HEAT INDEX VALUES...104 TO 107.

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE
  EXPECTED DURING THE AFTERNOON AND EARLY EVENING HOURS THURSDAY
  AND FRIDAY.

* IMPACTS...HEAT AND HUMIDITY CAN CREATE HAZARDOUS CONDITIONS 
  FOR THOSE OUTDOORS. OUTDOOR ACTIVITIES SHOULD BE SCHEDULED FOR 
  COOLER CONDITIONS DURING THE MORNING OR LATE EVENING HOURS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS.

&&

$$

NCZ008>010-025-026-040-041-074>076-083-084-060115-
/O.NEW.KRAH.HT.Y.0004.120706T1500Z-120707T0000Z/
GRANVILLE-VANCE-WARREN-DURHAM-FRANKLIN-CHATHAM-WAKE-MONTGOMERY-
MOORE-LEE-ANSON-RICHMOND-
INCLUDING THE CITIES OF...OXFORD...HENDERSON...WARRENTON...
DURHAM...LOUISBURG...PITTSBORO...RALEIGH...TROY...
SOUTHERN PINES...SANFORD...WADESBORO...ROCKINGHAM
337 AM EDT THU JUL 5 2012

...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 8 PM EDT FRIDAY. 

* LOCATION....MOST OF THE PIEDMONT...SANDHILLS...AND COASTAL 
  PLAIN OF NORTH CAROLINA. THIS INCLUDES THE TRIANGLE AREA... 
  FAYETTEVILLE...GOLDSBORO...AND ROCKY MOUNT. 

* TEMPERATURES...UPPER 90S TO NEAR 100.

* HEAT INDEX VALUES...UP TO 107.

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE
  EXPECTED DURING THE AFTERNOON AND EARLY EVENING HOURS FRIDAY.

* IMPACTS...HEAT AND HUMIDITY CAN CREATE HAZARDOUS CONDITIONS FOR
  THOSE OUTDOORS. OUTDOOR ACTIVITIES SHOULD BE SCHEDULED FOR
  COOLER CONDITIONS DURING THE MORNING OR LATE EVENING HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS.


&&

$$
5 follow-up statements
885 
WWUS72 KRAH 060107
NPWRAH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RALEIGH NC
907 PM EDT THU JUL 5 2012

...HOT AND HUMID ON FRIDAY...

.A RIDGE OF HIGH PRESSURE ALOFT WILL LEAD TO HOT TEMPERATURES
WHICH COMBINED WITH HIGH DEW POINTS...WILL RESULT IN DANGEROUSLY
HOT CONDITIONS ON FRIDAY.

NCZ011-027-028-042-043-077-078-085-086-088-089-061530-
/O.EXP.KRAH.HT.Y.0003.000000T0000Z-120706T0100Z/
/O.CON.KRAH.HT.Y.0004.120706T1500Z-120707T0000Z/
HALIFAX-NASH-EDGECOMBE-JOHNSTON-WILSON-HARNETT-WAYNE-SCOTLAND-
HOKE-CUMBERLAND-SAMPSON-
INCLUDING THE CITIES OF...ROANOKE RAPIDS...NASHVILLE...
ROCKY MOUNT...SMITHFIELD...WILSON...LILLINGTON...GOLDSBORO...
LAURINBURG...RAEFORD...FAYETTEVILLE...CLINTON
907 PM EDT THU JUL 5 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT
FRIDAY...
...HEAT ADVISORY HAS EXPIRED...

* LOCATION...THE COASTAL PLAIN AND THE EASTERN SANDHILLS... 
  INCLUDING THE FAYETTEVILLE...GOLDSBORO AND ROCKY MOUNT AREAS. 

* HIGH TEMPERATURES...UPPER 90S TO NEAR 100.

* HEAT INDEX VALUES...UP TO 109.

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE
  EXPECTED DURING THE AFTERNOON AND EARLY EVENING HOURS.

* IMPACTS...HEAT AND HUMIDITY CAN CREATE HAZARDOUS CONDITIONS FOR
  THOSE OUTDOORS. OUTDOOR ACTIVITIES SHOULD BE SCHEDULED FOR
  COOLER CONDITIONS DURING THE MORNING OR LATE EVENING HOURS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING.  KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE.  WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY - CALL 911.

&&

$$

NCZ008>010-025-026-040-041-074>076-083-084-061530-
/O.CON.KRAH.HT.Y.0004.120706T1500Z-120707T0000Z/
GRANVILLE-VANCE-WARREN-DURHAM-FRANKLIN-CHATHAM-WAKE-MONTGOMERY-
MOORE-LEE-ANSON-RICHMOND-
INCLUDING THE CITIES OF...OXFORD...HENDERSON...WARRENTON...
DURHAM...LOUISBURG...PITTSBORO...RALEIGH...TROY...
SOUTHERN PINES...SANFORD...WADESBORO...ROCKINGHAM
907 PM EDT THU JUL 5 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT
FRIDAY...

* LOCATION....MOST OF THE PIEDMONT...SANDHILLS...AND COASTAL 
  PLAIN OF NORTH CAROLINA. THIS INCLUDES THE TRIANGLE AREA... 
  FAYETTEVILLE...GOLDSBORO...AND ROCKY MOUNT. 

* TEMPERATURES...IN THE UPPER 90S TO NEAR 100.

* HEAT INDEX VALUES...UP TO 109.

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE 
  EXPECTED DURING THE AFTERNOON AND EARLY EVENING HOURS FRIDAY. 

* IMPACTS...HEAT AND HUMIDITY CAN CREATE HAZARDOUS CONDITIONS 
  FOR THOSE OUTDOORS. OUTDOOR ACTIVITIES SHOULD BE SCHEDULED FOR 
  COOLER CONDITIONS DURING THE MORNING OR LATE EVENING HOURS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS.

&&

$$
942 
WWUS72 KRAH 060807
NPWRAH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RALEIGH NC
407 AM EDT FRI JUL 6 2012

...HOT AND HUMID ON FRIDAY AND SATURDAY...

.A RIDGE OF HIGH PRESSURE ALOFT WILL LEAD TO HOT TEMPERATURES
WHICH COMBINED WITH HIGH DEW POINTS...WILL RESULT IN DANGEROUSLY
HOT CONDITIONS.

NCZ008>011-025>028-040>043-074>078-083>086-088-089-070015-
/O.NEW.KRAH.HT.Y.0005.120707T1500Z-120708T0000Z/
/O.CON.KRAH.HT.Y.0004.120706T1500Z-120707T0000Z/
GRANVILLE-VANCE-WARREN-HALIFAX-DURHAM-FRANKLIN-NASH-EDGECOMBE-
CHATHAM-WAKE-JOHNSTON-WILSON-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-
ANSON-RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON-
INCLUDING THE CITIES OF...OXFORD...HENDERSON...WARRENTON...
ROANOKE RAPIDS...DURHAM...LOUISBURG...NASHVILLE...ROCKY MOUNT...
PITTSBORO...RALEIGH...SMITHFIELD...WILSON...TROY...
SOUTHERN PINES...SANFORD...LILLINGTON...GOLDSBORO...WADESBORO...
ROCKINGHAM...LAURINBURG...RAEFORD...FAYETTEVILLE...CLINTON
407 AM EDT FRI JUL 6 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM EDT THIS EVENING...
...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY. 

* LOCATION...MOST OF THE PIEDMONT...SANDHILLS...AND COASTAL PLAIN
  OF NORTH CAROLINA. THIS INCLUDES THE TRIANGLE AREA...
  FAYETTEVILLE...GOLDSBORO...AND ROCKY MOUNT.

* HIGH TEMPERATURES...UPPER 90S TO AROUND 100.

* HEAT INDEX VALUES...105 TO 108.

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE 
  EXPECTED DURING THE AFTERNOON AND EARLY EVENING HOURS. 

* IMPACTS...HEAT AND HUMIDITY CAN CREATE HAZARDOUS CONDITIONS 
  FOR THOSE OUTDOORS. OUTDOOR ACTIVITIES SHOULD BE SCHEDULED FOR 
  COOLER CONDITIONS DURING THE MORNING OR LATE EVENING HOURS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS.

&&

$$

NCZ007-024-073-070015-
/O.NEW.KRAH.HT.Y.0005.120707T1500Z-120708T0000Z/
PERSON-ORANGE-STANLY-
INCLUDING THE CITIES OF...ROXBORO...CHAPEL HILL...ALBEMARLE
407 AM EDT FRI JUL 6 2012

...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY. 

* LOCATION...PORTIONS OF THE PIEDMONT REGION...INCLUDING
  ROXBORO...CHAPEL HILL...ALBEMARLE AND SURROUNDING COMMUNITIES.

* TEMPERATURES...UPPER 90S TO NEAR 100.

* HEAT INDEX VALUES...UP TO 105.

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE
  EXPECTED DURING THE AFTERNOON AND EARLY EVENING HOURS.

* IMPACTS...HEAT AND HUMIDITY CAN CREATE HAZARDOUS CONDITIONS FOR
  THOSE OUTDOORS. OUTDOOR ACTIVITIES SHOULD BE SCHEDULED FOR
  COOLER CONDITIONS DURING THE MORNING OR LATE EVENING HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS.

&&

$$
966 
WWUS72 KRAH 061418
NPWRAH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RALEIGH NC
1018 AM EDT FRI JUL 6 2012

...HOT AND HUMID THIS AFTERNOON AND AGAIN SATURDAY...

.A RIDGE OF HIGH PRESSURE ALOFT WILL LEAD TO HOT TEMPERATURES
WHICH...COMBINED WITH HIGH DEW POINTS...WILL RESULT IN
DANGEROUSLY HOT CONDITIONS.

NCZ008>011-025>028-040>043-074>078-083>086-088-089-070015-
/O.CON.KRAH.HT.Y.0004.120706T1500Z-120707T0000Z/
/O.CON.KRAH.HT.Y.0005.120707T1500Z-120708T0000Z/
GRANVILLE-VANCE-WARREN-HALIFAX-DURHAM-FRANKLIN-NASH-EDGECOMBE-
CHATHAM-WAKE-JOHNSTON-WILSON-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-
ANSON-RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON-
INCLUDING THE CITIES OF...OXFORD...HENDERSON...WARRENTON...
ROANOKE RAPIDS...DURHAM...LOUISBURG...NASHVILLE...ROCKY MOUNT...
PITTSBORO...RALEIGH...SMITHFIELD...WILSON...TROY...
SOUTHERN PINES...SANFORD...LILLINGTON...GOLDSBORO...WADESBORO...
ROCKINGHAM...LAURINBURG...RAEFORD...FAYETTEVILLE...CLINTON
1018 AM EDT FRI JUL 6 2012

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT
SATURDAY...

* LOCATION...MOST OF THE PIEDMONT...SANDHILLS...AND COASTAL 
  PLAIN OF NORTH CAROLINA. THIS INCLUDES THE TRIANGLE AREA... 
  FAYETTEVILLE...GOLDSBORO...AND ROCKY MOUNT. 

* HIGH TEMPERATURES...95 TO 100 TODAY AND AROUND 100 SATURDAY.

* HEAT INDEX VALUES...APPROACHING 105...TO AS HIGH AS 108 NEAR THE
  SOUTH CAROLINA BORDER TODAY...AND SOLIDLY 105 TO 109 DEGREES
  SATURDAY. 

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE
  EXPECTED THIS AFTERNOON...AND AGAIN SATURDAY AFTERNOON INTO
  EARLY SATURDAY EVENING.

* IMPACTS...HEAT AND HUMIDITY CAN CREATE HAZARDOUS CONDITIONS FOR
  THOSE OUTDOORS. OUTDOOR ACTIVITIES SHOULD BE SCHEDULED FOR
  COOLER CONDITIONS LATER DURING THE EVENING HOURS...OR EARLY SATURDAY
  MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS EXPECTED.
HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION
IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY
IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUNSHINE...AND CHECK UP
ON RELATIVES AND NEIGHBORS.

&&

$$

NCZ007-024-073-070015-
/O.CON.KRAH.HT.Y.0005.120707T1500Z-120708T0000Z/
PERSON-ORANGE-STANLY-
INCLUDING THE CITIES OF...ROXBORO...CHAPEL HILL...ALBEMARLE
1018 AM EDT FRI JUL 6 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT
SATURDAY...

* LOCATION...PORTIONS OF THE PIEDMONT REGION...INCLUDING 
  ROXBORO...CHAPEL HILL...ALBEMARLE AND SURROUNDING COMMUNITIES. 

* TEMPERATURES...IN THE MID 90S.

* HEAT INDEX VALUES...UP TO 105.

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE 
  EXPECTED DURING THE AFTERNOON AND EARLY EVENING HOURS. 

* IMPACTS...HEAT AND HUMIDITY CAN CREATE HAZARDOUS CONDITIONS 
  FOR THOSE OUTDOORS. OUTDOOR ACTIVITIES SHOULD BE SCHEDULED FOR 
  COOLER CONDITIONS DURING THE MORNING OR LATE EVENING HOURS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS EXPECTED.
HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION
IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY
IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUNSHINE...AND CHECK UP
ON RELATIVES AND NEIGHBORS.

&&

$$

DJF
818 
WWUS72 KRAH 061931
NPWRAH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RALEIGH NC
331 PM EDT FRI JUL 6 2012

...HOT AND HUMID THIS AFTERNOON AND AGAIN SATURDAY...

.HIGH PRESSURE IN THE MID AND UPPER LEVELS OF THE ATMOSPHERE WILL
CONTINUE TO LEAD TO HOT TEMPERATURES WHICH...COMBINED WITH THE
HUMIDITY...WILL RESULT IN DANGEROUSLY HOT CONDITIONS.

NCZ023-039-070745-
/O.EXA.KRAH.HT.Y.0005.120707T1500Z-120708T0000Z/
ALAMANCE-RANDOLPH-
INCLUDING THE CITIES OF...BURLINGTON...ASHEBORO
331 PM EDT FRI JUL 6 2012

...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 8 PM EDT SATURDAY. 

* LOCATION...MUCH OF THE PIEDMONT OF CENTRAL NORTH CAROLINA...
  INCLUDING BURLINGTON AND ASHEBORO.

* TEMPERATURES...HIGHS APPROACHING 100.

* HEAT INDEX VALUES...TO AROUND 105.

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE
  EXPECTED SATURDAY AFTERNOON...CONTINUING INTO EARLY SATURDAY
  EVENING.

* IMPACTS...THE COMBINATION OF HEAT AND HUMIDITY CAN CREATE
  HAZARDOUS CONDITIONS FOR THOSE OUTDOORS. OUTDOOR ACTIVITIES
  SHOULD BE SCHEDULED FOR COOLER CONDITIONS EARLY SATURDAY
  MORNING...OR LATER DURING SATURDAY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE
AND DRINK PLENTY OF WATER. DO NOT LEAVE PETS OR ANYONE IN VEHICLES.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY - CALL 911.

&&

$$

NCZ008>011-025>028-040>043-074>078-083>086-088-089-070745-
/O.CON.KRAH.HT.Y.0004.000000T0000Z-120707T0000Z/
/O.CON.KRAH.HT.Y.0005.120707T1500Z-120708T0000Z/
GRANVILLE-VANCE-WARREN-HALIFAX-DURHAM-FRANKLIN-NASH-EDGECOMBE-
CHATHAM-WAKE-JOHNSTON-WILSON-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-
ANSON-RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON-
INCLUDING THE CITIES OF...OXFORD...HENDERSON...WARRENTON...
ROANOKE RAPIDS...DURHAM...LOUISBURG...NASHVILLE...ROCKY MOUNT...
PITTSBORO...RALEIGH...SMITHFIELD...WILSON...TROY...
SOUTHERN PINES...SANFORD...LILLINGTON...GOLDSBORO...WADESBORO...
ROCKINGHAM...LAURINBURG...RAEFORD...FAYETTEVILLE...CLINTON
331 PM EDT FRI JUL 6 2012

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT
SATURDAY...

* LOCATION...MOST OF THE PIEDMONT...SANDHILLS...AND COASTAL 
  PLAIN OF NORTH CAROLINA. THIS INCLUDES THE TRIANGLE AREA... 
  FAYETTEVILLE...GOLDSBORO...AND ROCKY MOUNT. 

* TEMPERATURES...HIGHS OF 95 TO 100 THIS AFTERNOON AND AROUND 100
  SATURDAY.

* HEAT INDEX VALUES...UP TO 109.

* TIMING...HEAT INDICES AROUND 105 WERE OCCURRING IN PARTS OF
  CENTRAL NORTH CAROLINA THIS AFTERNOON. HEAT INDICES WILL RANGE
  FROM NEAR 105 TO 109 DEGREES SATURDAY AFTERNOON...ONLY SLOWLY
  DIMINISHING EARLY SATURDAY EVENING.

* IMPACTS...THE COMBINATION OF HEAT AND HUMIDITY CAN CREATE
  HAZARDOUS CONDITIONS FOR THOSE OUTDOORS. OUTDOOR ACTIVITIES
  SHOULD BE SCHEDULED FOR COOLER CONDITIONS LATER DURING THE
  EVENING HOURS...OR EARLY SATURDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS. DO NOT LEAVE
PETS OR ANYONE IN VEHICLES.

&&

$$

NCZ007-024-073-070745-
/O.CON.KRAH.HT.Y.0005.120707T1500Z-120708T0000Z/
PERSON-ORANGE-STANLY-
INCLUDING THE CITIES OF...ROXBORO...CHAPEL HILL...ALBEMARLE
331 PM EDT FRI JUL 6 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT
SATURDAY...

* LOCATION...PORTIONS OF THE PIEDMONT REGION...INCLUDING 
  ROXBORO...CHAPEL HILL...ALBEMARLE AND SURROUNDING COMMUNITIES. 

* TEMPERATURES...HIGHS AROUND 100.

* HEAT INDEX VALUES...UP TO 107.

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE 
  EXPECTED DURING THE AFTERNOON AND EARLY EVENING HOURS. 

* IMPACTS...HEAT AND HUMIDITY CAN CREATE HAZARDOUS CONDITIONS 
  FOR THOSE OUTDOORS. OUTDOOR ACTIVITIES SHOULD BE SCHEDULED FOR 
  COOLER CONDITIONS DURING THE MORNING OR LATE EVENING HOURS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS. DO NOT
LEAVE PETS OR ANYONE IN VEHICLES.

&&

$$

DJF
646 
WWUS72 KRAH 070003
NPWRAH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RALEIGH NC
803 PM EDT FRI JUL 6 2012

...HOT AND HUMID CONDITIONS SATURDAY...

.HIGH PRESSURE IN THE MID AND UPPER LEVELS OF THE ATMOSPHERE WILL
CONTINUE TO LEAD TO HOT TEMPERATURES WHICH...COMBINED WITH THE
HUMIDITY...WILL RESULT IN DANGEROUSLY HOT CONDITIONS.

NCZ008>011-025>028-040>043-074>078-083>086-088-089-071100-
/O.EXP.KRAH.HT.Y.0004.000000T0000Z-120707T0000Z/
/O.CON.KRAH.HT.Y.0005.120707T1500Z-120708T0000Z/
GRANVILLE-VANCE-WARREN-HALIFAX-DURHAM-FRANKLIN-NASH-EDGECOMBE-
CHATHAM-WAKE-JOHNSTON-WILSON-MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-
ANSON-RICHMOND-SCOTLAND-HOKE-CUMBERLAND-SAMPSON-
INCLUDING THE CITIES OF...OXFORD...HENDERSON...WARRENTON...
ROANOKE RAPIDS...DURHAM...LOUISBURG...NASHVILLE...ROCKY MOUNT...
PITTSBORO...RALEIGH...SMITHFIELD...WILSON...TROY...
SOUTHERN PINES...SANFORD...LILLINGTON...GOLDSBORO...WADESBORO...
ROCKINGHAM...LAURINBURG...RAEFORD...FAYETTEVILLE...CLINTON
803 PM EDT FRI JUL 6 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT
SATURDAY...
...HEAT ADVISORY WILL EXPIRE AT 8 PM EDT THIS EVENING...


* LOCATION...MOST OF THE PIEDMONT...SANDHILLS...AND COASTAL 
  PLAIN OF NORTH CAROLINA. THIS INCLUDES THE TRIANGLE AREA... 
  FAYETTEVILLE...GOLDSBORO...AND ROCKY MOUNT. 

* TEMPERATURES...HIGHS AROUND 100 SATURDAY.

* HEAT INDEX VALUES...UP TO 109.

* TIMING...HEAT INDICES WILL RANGE FROM 105 TO 109 DEGREES
  SATURDAY AFTERNOON...ONLY SLOWLY DIMINISHING SATURDAY EVENING.

* IMPACTS...THE COMBINATION OF HEAT AND HUMIDITY CAN CREATE 
  HAZARDOUS CONDITIONS FOR THOSE OUTDOORS. OUTDOOR ACTIVITIES 
  SHOULD BE SCHEDULED FOR COOLER CONDITIONS LATER DURING THE 
  EVENING HOURS...OR EARLY SATURDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS. DO NOT
LEAVE PETS OR ANYONE IN VEHICLES.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY - CALL 911.

&&

$$

NCZ007-023-024-039-073-071100-
/O.CON.KRAH.HT.Y.0005.120707T1500Z-120708T0000Z/
PERSON-ALAMANCE-ORANGE-RANDOLPH-STANLY-
INCLUDING THE CITIES OF...ROXBORO...BURLINGTON...CHAPEL HILL...
ASHEBORO...ALBEMARLE
803 PM EDT FRI JUL 6 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT
SATURDAY...

* LOCATION...PORTIONS OF THE WESTERN PIEDMONT...INCLUDING
  ROXBORO...CHAPEL HILL...BURLINGTON...ASHEBORO AND ALBEMARLE.

* TEMPERATURES...HIGHS AROUND 100.

* HEAT INDEX VALUES...UP TO 107.

* TIMING...THE HOTTEST TEMPERATURES AND HIGHEST HEAT INDICES ARE 
  EXPECTED DURING THE AFTERNOON AND EARLY EVENING HOURS. 

* IMPACTS...HEAT AND HUMIDITY CAN CREATE HAZARDOUS CONDITIONS 
  FOR THOSE OUTDOORS. OUTDOOR ACTIVITIES SHOULD BE SCHEDULED FOR 
  COOLER CONDITIONS DURING THE MORNING OR LATE EVENING HOURS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO
CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUNSHINE...AND CHECK UP ON RELATIVES AND NEIGHBORS. DO NOT
LEAVE PETS OR ANYONE IN VEHICLES.

&&

$$

What forecasters said that day

The local office's own words before this heat advisory 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 heat advisory went out at Jul 5, 3:02 AM EDT, 35 minutes earlier.

Area forecast discussion, Jul 5, 3:02 AM EDT, 35 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RALEIGH NC
302 AM EDT THU JUL 5 2012

.SYNOPSIS...
A STRONG UPPER LEVEL RIDGE OF HIGH PRESSURE EXTENDING EASTWARD FROM
THE CENTRAL PLAINS OVER THE CAROLINAS WILL RESULT IN ABOVE NORMAL
TEMPERATURES THROUGH THE UPCOMING WEEKEND. TEMPERATURES WILL COOL
DOWN TO MORE SEASONABLE READINGS BY THE START OF NEXT WORK WEEK...
WITH A BETTER CHANCE OF SHOWERS AND STORMS.

&&

.NEAR TERM /THROUGH TONIGHT/...
AS OF 300 AM THURSDAY...

AN EXPANSIVE UPPER LEVEL RIDGE CONTINUES TO COVER MUCH OF THE
CENTRAL US....WITH NC ON THE EASTERN PERIPHERY AND UNDER
NORTH-NORTHWESTERLY FLOW ALOFT.  A PIEDMONT THROUGH REMAINS EVIDENT
IN SURFACE ANALYSES...ALTERED SLIGHTLY BY CONVECTIVE OUTFLOW FROM
STORMS LAST EVENING BUT GENERALLY IN THE VICINITY OF US HWY 1.

STRONG DESTABILIZATION IS EXPECTED THIS AFTERNOON WITH THE AIRMASS
OVER CENTRAL NC CHARACTERIZED BY TEMPS APPROACHING 100 AND DEWPOINTS
IN THE UPPER 60S TO NEAR 70 EAST OF THE PIEDMONT TROUGH...LEADING TO
MLCAPE VALUES OF 1500-2000 J/KG.  CONVECTIVE INITIATION APPEARS TO
BE MOST PROBABLE OVER THE SOUTHERN HALF OF THE AREA AS A PAIR OF
UPPER LEVEL DISTURBANCES ASSOCIATED WITH RECENT CONVECTION NEAR THE
MASON-DIXON LINE DROP SOUTH ACROSS THE AREA IN THE 15-21Z TIME
FRAME.  SOME DEBRIS CLOUDINESS WILL ACCOMPANY THE DISTURBANCES...BUT
SATELLITE TRENDS SUGGEST THE CLOUDS MAY NOT HAVE MUCH IMPACT ON
HEATING AND DESTABILIZATION.  MODELS ARE NOT OVERLY ACTIVE WITH
CONVECTIVE COVERAGE THIS AFTERNOON...ALTHOUGH THE NAM AND HI-RES WRF
MODELS DID NOT INITIALIZE WITH THE CURRENT UPSTREAM CONVECTION...AND
MAY BE UNDER-REPRESENTING THE INTERACTION OF THE DISTURBED FLOW
ALOFT WITH HEATING AND LOW-LEVEL FORCING ACROSS THE SOUTH.  THE MID
LEVEL FLOW/LAPSE RATES IN THIS REGIME ARE WEAK...SO STEEPENING LOW
LEVEL LAPSE RATES AND STORM SCALE INTERACTIONS WILL LEAD TO A MAIN
THREAT OF DAMAGING GUSTS WHERE STORMS DO DEVELOP.

LOW LEVEL THICKNESSES ARE FORECAST TO REACH THE 1435-1440 RANGE
TODAY.  THE 00Z/5TH RAOB AT KGSO MEASURED A THICKNESS OF
1438M...WHICH WOULD SUPPORT HIGHS SIMILAR TO THOSE ON
WEDNESDAY...97-101.  GUIDANCE SHOWS SLIGHTLY LESS MIXING OF
DEWPOINTS TODAY TO THE EAST OF THE SURFACE TROUGH.  ADJUSTMENTS TO
TEMPS AND DEWPOINTS HAVE NOT NECESSITATED ANY CHANGE TO THE CURRENT
HEAT ADVISORY FOR AREAS ALONG AND EAST OF I-95....ALTHOUGH HEAT
INDICES OF 103-105 ARE ALSO POSSIBLE FOR THE TRIANGLE AREA AND
NORTHERN PIEDMONT

TONIGHT...
OUTSIDE OF THE POTENTIAL FOR A REMNANT MCV FROM CONVECTION OVER
MI/WI TODAY...MOST OF THE STORMS WILL BE DIURNAL IN NATURE AND WILL
GENERALLY DIE OFF BY MIDNIGHT.  LOWS IN THE LOW TO MID 70S.

&&

.SHORT TERM /FRIDAY THROUGH SATURDAY NIGHT/...
AS OF 230 AM THURSDAY...

FOR FRIDAY/FRIDAY NIGHT: CONTINUED WARM AND HUMID. THE SURFACE FRONT
IS EXPECTED TO EXTEND FROM EASTERN AND NORTHERN VA NORTHWARD THROUGH
THE CENTRAL APPALACHIANS THEN WESTWARD ACROSS MI AND THE UPPER
MIDWEST EARLY FRIDAY... WITH THE SURFACE LEE TROUGH PERSISTING
THROUGH CENTRAL NC. THE NAM/GFS SUGGEST THAT A SUBTLE UPPER LEVEL
SHEAR AXIS WILL DROP SOUTHWARD THROUGH NC BY EARLY AFTERNOON. WHILE
THIS MIGHT BE A BYPRODUCT OF UPSTREAM MCS ACTIVITY... THE SUBPAR
PERFORMANCE OF BOTH MODELS WITH THE CURRENT CONVECTION NEAR THE
OH/WV BORDER INTO SW PA GREATLY REDUCES CONFIDENCE IN THE SUBSEQUENT
MODEL DETAILS. WHILE IT IS CERTAINLY REASONABLE TO EXPECT THAT WE
MIGHT BE AFFECTED BY AN UPSTREAM MCV SOMETIME FRIDAY BASED ON THE
ONGOING LONGWAVE PATTERN OVER THE CONUS... THE MID LEVEL RIDGE
CENTERED OVER NRN MISSOURI WILL STEADILY EXPAND EASTWARD THROUGH THE
MIDATLANTIC REGION THROUGH FRIDAY NIGHT... RESULTING IN AROUND A
20-30 METER MID LEVEL HEIGHT RISE OVER NC AND LIKELY CAUSING A
SOUTH-SOUTHWESTWARD DEFLECTION IN MOVEMENT OF ANY SUCH MCV TOWARD
THE SRN APPALACHIANS / WRN NC... WHERE 850-500 MB LAPSE RATES ARE
EXPECTED TO BE 6.75-7.0 C/KM. HOWEVER... INSTABILITY WILL REMAIN
MODERATE TO BORDERLINE STRONG IN THE AFTERNOON AND EVENING OVER
CENTRAL NC WITH MLCAPE OF 1500-2800 J/KG... AND WITH MARGINAL BUT
SUFFICIENT DEEP LAYER SHEAR NEAR 20 KTS. SO EVEN IN THE ABSENCE OF
CONSIDERABLE DYNAMIC SUPPORT FOR ORGANIZATION OF CONVECTION... WE
SHOULD STILL SEE ISOLATED TO SCATTERED COVERAGE WITH PRECIP WATER
VALUES EXPECTED TO REACH 1.8-1.9 INCHES... ABOUT 150% OF NORMAL.
THIS SHOULD RESULT IN ONLY MINOR CHANGES TO THE EARLIER FORECAST. WE
MAY SEE A STRONG STORM OR TWO PRODUCING GUSTY WINDS AS WELL AS SOME
HAIL GIVEN THAT CAPE IN THE -10C TO -30C IS EXPECTED TO EXCEED 1000
J/KG WITH NORMALIZED CAPE OVER 0.20 M/S2. LOW LEVEL THICKNESSES --
WHICH ARE PROJECTED TO CHANGE VERY LITTLE DAY-TO-DAY THROUGH THE
UPCOMING WEEKEND -- POINT TO HIGHS ONCE AGAIN A FEW OF DEGREES
EITHER SIDE OF 100 ACROSS THE AREA... WHICH CLOSELY FOLLOWS
PERSISTENCE. SURFACE DEW POINT FORECAST INDICATE ANOTHER HEAT
ADVISORY IS NEEDED FOR ALL OF CENTRAL NC EXCLUDING THE TRIAD REGION.
MODELS INDICATE LINGERING ELEVATED INSTABILITY OVERNIGHT... BUT WITH
PROJECTIONS OF WANING PRECIP WATER AND CONFLUENT MID-UPPER LEVELS...
WE SHOULD SEE A 10 PERCENT OR LOWER COVERAGE OF NIGHTTIME PRECIP...
SO WILL KEEP THE FORECAST DRY OVERNIGHT. LOWS 71-76.

FOR SATURDAY/SATURDAY NIGHT: STILL HOT WITH EVEN LOWER COVERAGE OF
CONVECTION. AS THE MID LEVEL RIDGE AXIS CONTINUES TO BUILD EASTWARD
THROUGH NC... MID LEVEL LAPSE RATES SLIP TO JUST 6.0-6.25 C/KM WITH
DRYING ALOFT. LOW LEVEL FLOW STRENGTHENS FROM THE SOUTHWEST DUE TO
THE INCREASING MSLP GRADIENT BETWEEN THE SURFACE HIGH OFF THE
SOUTHEAST COAST AND THE SOUTHWARD-DRIFTING SYNOPTIC COOL FRONT
DROPPING TOWARD THE OHIO VALLEY... AND WE SHOULD SEE A WEAKENING OF
THE LEE TROUGH WITH DIMINISHING MID LEVEL WINDS. WITH CONTINUED
STRONG SURFACE HEATING... WILL NOT GO ENTIRELY DRY BUT WILL RESTRICT
PRECIP CHANCES TO EASTERN SECTIONS WHERE HIGHER PRECIP WATER AND
SURFACE DEW POINTS WILL RESIDE... AND WILL CONFINE ISOLATED
THUNDERSTORMS TO MID AFTERNOON INTO THE EVENING. HIGHS AGAIN 98-102.
PREDICTED AFTERNOON DEW POINTS SHOULD SUPPORT YET ANOTHER DAY OF
HIGH HEAT INDEX VALUES... AND MORE HEAT ADVISORIES MAY BE
REQUIRED... ALTHOUGH THE SOUTHWEST WINDS MAY ALLOW FOR GREATER
MIXING OUT OF DEW POINTS WHICH COULD SUPPRESS HEAT INDICES A BIT.
BREEZES STAYING UP OVERNIGHT SHOULD KEEP TEMPS ELEVATED OVERNIGHT...
THUS ANTICIPATE WARMER LOWS OF 74-78. -GIH

&&

.LONG TERM /SUNDAY THROUGH WEDNESDAY/...
AS OF 250 AM THURSDAY...

FOR SUNDAY/SUNDAY NIGHT: THE MID LEVEL RIDGE WILL CONTINUE TO EXTEND
ACROSS NC BUT WILL HAVE BECOME STRETCHED AND WEAKENED WITH LOWERING
HEIGHTS OVER THE MIDATLANTIC... FORESHADOWING A PATTERN CHANGE AS A
CANADIAN VORTEX DEEPENS OVER THE BORDER OF QUEBEC WITH LABRADOR. AS
THE LONGWAVE TROUGH BEGINS TO AMPLIFY OVER THE NORTHEAST QUARTER OF
THE COUNTRY... THE SURFACE COOL FRONT SHOULD DROP SOUTHWARD TOWARD
THE VA/NC STATE LINE... ALTHOUGH HOW FAR SOUTHWARD IS DIFFICULT TO
PINPOINT AT THIS RANGE. BUT GFS/ECMWF THICKNESSES REMAIN QUITE
HIGH... AND EXPECT THE HEAT TO HOLD FOR ONE MORE DAY... WITH JUST
ISOLATED STORM CHANCES AS THE MID LEVELS REMAIN RATHER WARM AND DRY.
HIGHS AGAIN CLOSE TO 100 WITH MORNING THICKNESSES IN THE 1430-1435
METER RANGE. LOWS IN THE MID-UPPER 70S WITH LOW LEVEL MOISTURE
LIKELY TO POOL AHEAD OF THE FRONT.

FOR MONDAY THROUGH WEDNESDAY: AN END TO THE HEAT WAVE MAY BE IN
SIGHT. THE FRONT IS EXPECTED TO DROP INTO THE REGION MONDAY AS THE
LONGWAVE TROUGH DIGS SOUTHWARD THROUGH THE APPALACHIANS AND MID
SOUTH. INCREASING DEEP LAYER SHEAR... RISING MOISTURE THROUGH THE
COLUMN... AND DYNAMIC FORCING FOR ASCENT SHOULD RESULT IN A GOOD
CHANCE OF SHOWERS AND STORMS EARLY IN THE WORK WEEK. THE SOUTHERN
PORTION OF THE LONGWAVE TROUGH MAY WEAKEN A BIT TOWARD WEDNESDAY BUT
SHOULD STILL HOLD OVER OR JUST WEST OF THE FORECAST AREA... ROUGHLY
ALONG THE SPINE OF THE APPALACHIANS. WITH THIS PATTERN... THE
SURFACE FRONT IS LIKELY TO STALL OUT OVER THE CENTRAL CAROLINAS WITH
A GENERAL WEAKENING TREND IN BOTH THE MSLP AND LOW LEVEL WIND
FIELDS... TYPICAL FOR JULY IN NC. THIS SHOULD LEAVE US WITHIN A
STEADY STREAM OF WEAK MID LEVEL PERTURBATIONS WITH A CONTINUED
TAPPING OF LOW AND MID LEVEL MOISTURE FROM THE GULF. EXPECT AT LEAST
SCATTERED SHOWERS AND STORMS EACH DAY. THICKNESSES HEAD BACK DOWN TO
SEASONAL NORMALS ALTHOUGH THIS MAY BE DUE IN PART TO INCREASED
CLOUDINESS... INDICATIVE OF HIGHS NEAR OR JUST UNDER NORMAL HIGHS
BUT WITH ABOVE-NORMAL LOWS. -GIH

&&

.AVIATION /06Z THURSDAY THROUGH MONDAY/...
AS OF 135 AM THURSDAY...

A FEW POCKETS OF MVFR VSBYS HAVE DEVELOPED SINCE MIDNIGHT...MOSTLY
BETWEEN KRDU AND KRWI WHERE THUNDERSTORMS WERE MORE NUMEROUS LAST
EVENING.  OTHER THAN THE POTENTIAL FOR THE VSBYS AT KRWI TO DROP TO
IFR BY 12Z...EXPECT MAINLY VFR CONDITIONS.  SCATTERED STORMS WILL BE
POSSIBLE AGAIN THIS AFTERNOON ALONG AND SOUTH OF A PERSISTENT
PIEDMONT TROUGH OVER CENTRAL NC.  HOWEVER...CONFIDENCE IN ANY
IMPACTS AT TAF SITES REMAINS TOO LOW FOR MENTION IN THE CURRENT TAF
PACKAGE.

OUTLOOK....MAINLY VFR CONDITIONS ARE EXPECTED FOR THE REMAINDER OF
THE PERIOD AS AN AREA OF HIGH PRESSURE ALOFT EXTENDS ACROSS THE
CAROLINAS. THIS WEATHER SYSTEM WILL INHIBIT THE DEVELOPMENT OF
WIDESPREAD CONVECTION...ALTHOUGH ISOLATED DIURNAL STORMS CANNOT BE
RULED OUT THROUGH THE PERIOD. PRECIP CHANCES AND RESULTANT ADVERSE
AVIATION CONDITIONS MAY INCREASE ON MONDAY AS A FRONT APPROACHES THE
REGION.

&&

.CLIMATE...
HIGH TEMPERATURE RECORDS AND YEAR RECORD LAST SET.

RALEIGH-DURHAM...      GREENSBORO...

07/05   102    1999        98    1990
07/06   102    1999       100    1977
07/07   102    2010       101    1977
07/08   103    1977       102    1977

FAYETTEVILLE...
07/05   101    2002
07/06    99    1990
07/07   103    2010
07/08   102    1977

&&

.RAH WATCHES/WARNINGS/ADVISORIES...
HEAT ADVISORY FROM 11 AM THIS MORNING TO 9 PM EDT THIS EVENING
FOR NCZ011-027-028-042-043-077-078-085-086-088-089.
HEAT ADVISORY FROM 11 AM TO 8 PM EDT FRIDAY FOR NCZ008>011-
025>028-040>043-074>078-083>086-088-089.

&&

SYNOPSIS...HARTFIELD
NEAR TERM...SMITH
SHORT TERM...HARTFIELD
LONG TERM...HARTFIELD
AVIATION...KRR/SMITH
Hazardous weather outlook, Jul 4, 10:00 PM EDT, 5 hours 37 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RALEIGH NC
1000 PM EDT WED JUL 4 2012

NCZ011-027-028-042-043-077-078-085-086-088-089-060200-
HALIFAX-NASH-EDGECOMBE-JOHNSTON-WILSON-HARNETT-WAYNE-SCOTLAND-HOKE-
CUMBERLAND-SAMPSON-
1000 PM EDT WED JUL 4 2012

...HEAT ADVISORY IN EFFECT FROM 11 AM TO 9 PM EDT THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...THROUGH TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   HEAT ADVISORY.

A HEAT ADVISORY IS IN EFFECT FROM 11 AM TO 9 PM EDT THURSDAY FOR
HEAT INDEX VALUES EXCEEDING 105 DEGREES.

SCATTERED THUNDERSTORMS ARE POSSIBLE DURING THE AFTERNOON AND
EVENING HOURS ON BOTH THURSDAY AND FRIDAY. ANY STORMS THAT DEVELOP
WILL HAVE THE POTENTIAL TO BECOME SEVERE... WITH A PRIMARY THREAT
OF DAMAGING WINDS.

HIGH TEMPERATURES ARE EXPECTED TO REMAIN IN THE UPPER 90S TO NEAR
100 DEGREES ON FRIDAY THROUGH THE WEEKEND...WITH HEAT INDICES
BETWEEN 100 AND 105 DEGREES. A HEAT ADVISORY MAY BE NEEDED ON FRIDAY
THROUGH THE WEEKEND.

NCZ007>010-021>026-038>041-073>076-083-084-060200-
PERSON-GRANVILLE-VANCE-WARREN-FORSYTH-GUILFORD-ALAMANCE-ORANGE-
DURHAM-FRANKLIN-DAVIDSON-RANDOLPH-CHATHAM-WAKE-STANLY-MONTGOMERY-
MOORE-LEE-ANSON-RICHMOND-
1000 PM EDT WED JUL 4 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...THROUGH TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

SCATTERED THUNDERSTORMS ARE POSSIBLE DURING THE AFTERNOON AND
EVENING HOURS ON BOTH THURSDAY AND FRIDAY. ANY STORMS THAT DEVELOP
WILL HAVE THE POTENTIAL TO BECOME SEVERE... WITH A PRIMARY THREAT
OF DAMAGING WINDS.

HIGH TEMPERATURES ARE EXPECTED TO REMAIN IN THE UPPER 90S TO NEAR
100 DEGREES ON FRIDAY THROUGH THE WEEKEND...WITH HEAT INDICES
BETWEEN 100 AND 105 DEGREES. A HEAT ADVISORY MAY BE NEEDED ON FRIDAY
THROUGH THE WEEKEND.

In the hours before

Local storm report, Jul 4, 9:51 PM EDT, 5 hours 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
951 PM EDT WED JUL 04 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0440 PM     TSTM WND DMG     5 WSW FALLS LAKE        35.89N  78.66W
07/04/2012                   WAKE               NC   NWS EMPLOYEE

            ONE TREE BLOWN DOWN AT THE CORNER OF VESTAVIA WOODS
            DRIVE AND HEPWORTH CT.

&&

EVENT NUMBER RAH1200523

CBL

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 12:57 PM EDTSpecial Weather StatementRAHGranville48 min
Jul 5, 1:32 PM EDTSpecial Weather StatementRAHForsyth58 min
Jul 5, 1:49 PM EDTSpecial Weather StatementRAHDurham, Orange41 min
Jul 5, 1:49 PM EDTSevere Thunderstorm WarningRAHForsyth32 min
Jul 5, 1:52 PM EDTSevere Thunderstorm WarningRAHFranklin, Granville, Vance53 min
Jul 5, 1:53 PM EDTSevere Thunderstorm WarningRAHDurham, Orange52 min
Jul 5, 2:05 PM EDTSevere Thunderstorm WarningRAHFranklin, Vance, Warren40 min
Jul 5, 2:06 PM EDTSpecial Weather StatementRAHGuilford54 min
Jul 5, 2:18 PM EDTSpecial Weather StatementRAHDavidson57 min
Jul 5, 2:39 PM EDTSevere Thunderstorm WarningRAHFranklin, Granville, Nash, Wake66 min
Jul 5, 2:50 PM EDTSpecial Weather StatementRAHRandolph55 min
Jul 5, 2:55 PM EDTSpecial Weather StatementRAHHoke50 min
Jul 5, 3:00 PM EDTSpecial Weather StatementRAHGuilford60 min
Jul 5, 3:03 PM EDTSevere Thunderstorm WarningRAHFranklin, Vance, Warren29 min
Jul 5, 3:08 PM EDTSpecial Weather StatementRAHAlamance37 min
Jul 5, 3:11 PM EDTSpecial Weather StatementRAHHarnett34 min
Jul 5, 3:13 PM EDTSevere Thunderstorm WarningRAHHoke, Moore, Richmond, Scotland47 min
Jul 5, 3:27 PM EDTSevere Thunderstorm WarningRAHChatham, Harnett, Lee, Wake63 min
Jul 5, 3:45 PM EDTSevere Thunderstorm WarningRAHHalifax45 min
Jul 5, 3:59 PM EDTSevere Thunderstorm WarningRAHChatham, Lee61 min
Jul 5, 4:06 PM EDTSpecial Weather StatementRAHHoke39 min
Jul 5, 4:08 PM EDTSevere Thunderstorm WarningRAHHarnett, Johnston, Nash, Wake67 min
Jul 5, 4:15 PM EDTSpecial Weather StatementRAHScotland45 min
Jul 5, 4:19 PM EDTSpecial Weather StatementRAHHoke41 min
Jul 5, 4:29 PM EDTSpecial Weather StatementRAHHalifax61 min
Jul 5, 4:38 PM EDTSpecial Weather StatementRAHScotland52 min
Jul 5, 4:52 PM EDTSpecial Weather StatementRAHChatham38 min
Jul 5, 4:54 PM EDTSpecial Weather StatementRAHAnson51 min
Jul 5, 4:57 PM EDTSpecial Weather StatementRAHHarnett48 min
Jul 5, 4:59 PM EDTSevere Thunderstorm WarningRAHHarnett61 min
Jul 5, 5:15 PM EDTSevere Thunderstorm WarningRAHHarnett, Johnston, Sampson, Wayne40 min
Jul 5, 5:18 PM EDTSpecial Weather StatementRAHMoore42 min
Jul 5, 5:30 PM EDTSevere Thunderstorm WarningRAHEdgecombe45 min
Jul 5, 5:37 PM EDTSevere Thunderstorm WarningRAHAnson53 min
Jul 5, 5:40 PM EDTSevere Thunderstorm WarningRAHMoore65 min
Jul 5, 5:54 PM EDTSpecial Weather StatementRAHPerson66 min
Jul 5, 5:55 PM EDTSevere Thunderstorm WarningRAHMontgomery, Richmond65 min
Jul 5, 6:01 PM EDTSpecial Weather StatementRAHSampson59 min
Jul 5, 6:36 PM EDTSpecial Weather StatementRAHAnson54 min
Jul 5, 7:01 PM EDTSpecial Weather StatementRAHRichmond59 min
Jul 5, 7:11 PM EDTSevere Thunderstorm WarningRAHMoore, Richmond, Scotland54 min

Nearby

Heat Advisories in North Carolina, 2012Every heat advisory 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.