Alert archive / North Carolina / Heat Advisories in 2012
Heat Advisory 4, NWS Raleigh, NC
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.
- 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
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
CBLThe office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 12:57 PM EDT | Special Weather Statement | RAH | Granville | 48 min |
| Jul 5, 1:32 PM EDT | Special Weather Statement | RAH | Forsyth | 58 min |
| Jul 5, 1:49 PM EDT | Special Weather Statement | RAH | Durham, Orange | 41 min |
| Jul 5, 1:49 PM EDT | Severe Thunderstorm Warning | RAH | Forsyth | 32 min |
| Jul 5, 1:52 PM EDT | Severe Thunderstorm Warning | RAH | Franklin, Granville, Vance | 53 min |
| Jul 5, 1:53 PM EDT | Severe Thunderstorm Warning | RAH | Durham, Orange | 52 min |
| Jul 5, 2:05 PM EDT | Severe Thunderstorm Warning | RAH | Franklin, Vance, Warren | 40 min |
| Jul 5, 2:06 PM EDT | Special Weather Statement | RAH | Guilford | 54 min |
| Jul 5, 2:18 PM EDT | Special Weather Statement | RAH | Davidson | 57 min |
| Jul 5, 2:39 PM EDT | Severe Thunderstorm Warning | RAH | Franklin, Granville, Nash, Wake | 66 min |
| Jul 5, 2:50 PM EDT | Special Weather Statement | RAH | Randolph | 55 min |
| Jul 5, 2:55 PM EDT | Special Weather Statement | RAH | Hoke | 50 min |
| Jul 5, 3:00 PM EDT | Special Weather Statement | RAH | Guilford | 60 min |
| Jul 5, 3:03 PM EDT | Severe Thunderstorm Warning | RAH | Franklin, Vance, Warren | 29 min |
| Jul 5, 3:08 PM EDT | Special Weather Statement | RAH | Alamance | 37 min |
| Jul 5, 3:11 PM EDT | Special Weather Statement | RAH | Harnett | 34 min |
| Jul 5, 3:13 PM EDT | Severe Thunderstorm Warning | RAH | Hoke, Moore, Richmond, Scotland | 47 min |
| Jul 5, 3:27 PM EDT | Severe Thunderstorm Warning | RAH | Chatham, Harnett, Lee, Wake | 63 min |
| Jul 5, 3:45 PM EDT | Severe Thunderstorm Warning | RAH | Halifax | 45 min |
| Jul 5, 3:59 PM EDT | Severe Thunderstorm Warning | RAH | Chatham, Lee | 61 min |
| Jul 5, 4:06 PM EDT | Special Weather Statement | RAH | Hoke | 39 min |
| Jul 5, 4:08 PM EDT | Severe Thunderstorm Warning | RAH | Harnett, Johnston, Nash, Wake | 67 min |
| Jul 5, 4:15 PM EDT | Special Weather Statement | RAH | Scotland | 45 min |
| Jul 5, 4:19 PM EDT | Special Weather Statement | RAH | Hoke | 41 min |
| Jul 5, 4:29 PM EDT | Special Weather Statement | RAH | Halifax | 61 min |
| Jul 5, 4:38 PM EDT | Special Weather Statement | RAH | Scotland | 52 min |
| Jul 5, 4:52 PM EDT | Special Weather Statement | RAH | Chatham | 38 min |
| Jul 5, 4:54 PM EDT | Special Weather Statement | RAH | Anson | 51 min |
| Jul 5, 4:57 PM EDT | Special Weather Statement | RAH | Harnett | 48 min |
| Jul 5, 4:59 PM EDT | Severe Thunderstorm Warning | RAH | Harnett | 61 min |
| Jul 5, 5:15 PM EDT | Severe Thunderstorm Warning | RAH | Harnett, Johnston, Sampson, Wayne | 40 min |
| Jul 5, 5:18 PM EDT | Special Weather Statement | RAH | Moore | 42 min |
| Jul 5, 5:30 PM EDT | Severe Thunderstorm Warning | RAH | Edgecombe | 45 min |
| Jul 5, 5:37 PM EDT | Severe Thunderstorm Warning | RAH | Anson | 53 min |
| Jul 5, 5:40 PM EDT | Severe Thunderstorm Warning | RAH | Moore | 65 min |
| Jul 5, 5:54 PM EDT | Special Weather Statement | RAH | Person | 66 min |
| Jul 5, 5:55 PM EDT | Severe Thunderstorm Warning | RAH | Montgomery, Richmond | 65 min |
| Jul 5, 6:01 PM EDT | Special Weather Statement | RAH | Sampson | 59 min |
| Jul 5, 6:36 PM EDT | Special Weather Statement | RAH | Anson | 54 min |
| Jul 5, 7:01 PM EDT | Special Weather Statement | RAH | Richmond | 59 min |
| Jul 5, 7:11 PM EDT | Severe Thunderstorm Warning | RAH | Moore, Richmond, Scotland | 54 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.