Alert archive / North Carolina / Heat Advisories in 2011

Heat Advisory 7, NWS Raleigh, NC

July 23, 201125 counties in North Carolina

NWS Raleigh, NC issued this heat advisory at Jul 23, 2011, 2:43 PM EDT for 25 counties in North Carolina. It took effect at Jul 24, 2011, 12:00 PM EDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Jul 23, 2011, 2:43 PM EDT (18:43 UTC)
In effect from: Jul 24, 2011, 12:00 PM EDT
Expired: Jul 24, 2011, 7:09 PM EDT
In force: 7 hr
Issued by: NWS Raleigh, NC

All 25 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, Orange County, NC, Richmond County, NC, Sampson County, NC, Scotland County, NC, Stanly County, NC, Vance County, NC, Wake County, NC, Warren County, NC, Wayne County, NC, Wilson County, NC

The radar

The Raleigh/Durham radar (KRAX), 30 km from the middle of the area, began a volume at 18:47 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.

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 23, 2:07 PM EDT, 36 minutes earlier.

Area forecast discussion, Jul 23, 2:07 PM EDT, 36 minutes before

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Hazardous weather outlook, Jul 23, 4:06 AM EDT, 10 hours 37 minutes before

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In the hours before

Local storm report, Jul 23, 9:44 AM EDT, 4 hours 59 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RALEIGH NC
944 AM EDT SAT JUL 23 2011

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

0647 PM     TSTM WND DMG     DOBBINS HEIGHTS         34.90N  79.69W
07/22/2011                   RICHMOND           NC   PUBLIC

            HOMEOWNER AT 124 DOBBINS STREET CALLED TO REPORT TWO
            LARGE OAK TREES UPROOTED CAUSING DAMAGE TO PROPERTY
            FENCES AS WELL AS THE HOUSE

&&

EVENT NUMBER RAH1101051

ELLIS

Special weather statement, Jul 23, 2:06 PM EDT, 37 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
206 PM EDT SAT JUL 23 2011

NCZ074>077-084>086-231900-
HARNETT-HOKE-LEE-MONTGOMERY-MOORE-RICHMOND-SCOTLAND-
206 PM EDT SAT JUL 23 2011

...SHOWERS AND THUNDERSTORMS WILL MOVE ACROSS HARNETT...SCOTLAND...
RICHMOND...MOORE...MONTGOMERY...LEE AND HOKE COUNTIES THROUGH 300 PM
EDT...

AT 204 PM EDT...DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS
WITH VERY HEAVY RAIN MOVING ACROSS
HARNETT...SCOTLAND...RICHMOND...MOORE...MONTGOMERY...LEE AND HOKE
COUNTIES.

SOME LOCATIONS IMPACTED
INCLUDE...STAR...BISCOE...SANFORD...ROBBINS...AND CAMP MACKALL.

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.

BOATERS ON THE OPEN WATER AND THOSE CAMPING OUTDOORS ARE ESPECIALLY
VULNERABLE TO THE DANGERS OF LIGHTNING. BOATERS SHOULD SEEK SAFE
HARBOR. THOSE CAMPING SHOULD TAKE SHELTER IN A NEARBY BUILDING OR
VEHICLE.

&&

LAT...LON 3463 7946 3480 7968 3481 7992 3490 7985
      3505 7988 3512 7993 3511 8007 3537 8005
      3550 8018 3552 7934 3563 7912 3553 7897
      3558 7890 3552 7869 3533 7853 3525 7862
      3519 7909 3495 7903 3483 7919 3484 7935
TIME...MOT...LOC 1804Z 345DEG 4KT 3546 7978

ELLIS

Special weather statement, Jul 23, 2:07 PM EDT, 36 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
207 PM EDT SAT JUL 23 2011

NCZ021-022-231930-
FORSYTH-GUILFORD-
207 PM EDT SAT JUL 23 2011

...THUNDERSTORMS WITH STRONG WINDS WILL MOVE ACROSS GUILFORD AND
FORSYTH COUNTIES THROUGH 330 PM EDT...

AT 202 PM EDT...DOPPLER RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM STONEVILLE TO PILOT
MOUNTAIN...OR ALONG A LINE EXTENDING FROM 15 MILS NORTHWEST OF
WINSTON SALEM TO 25 MILES NORTHWEST OF GREENSBORO...MOVING SOUTHEAST
AT 20 MPH.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE...DONNAHA...RURAL
HALL...STANLEYVILLE...LEWISVILLE...PFAFFTOWN...STOKESDALE...
WALKERTOWN ...AND GREENSBORO.

HAZARDS INCLUDE...
GUSTY WINDS OF 40 TO 50 MPH.

DEADLY CLOUD TO GROUND LIGHTNING.

DON'T WAIT UNTIL YOU SEE THE FIRST LIGHTNING FLASH BEFORE HEADING TO
SAFETY. MOVE INDOORS AT THE FIRST SIGN OF THREATENING SKIES OR THE
FIRST SOUND OF THUNDER. MAKE SURE THAT LIGHTNING IS WELL AWAY FROM
YOUR LOCATION BEFORE RESUMING OUTDOOR ACTIVITY.

&&

LAT...LON 3614 8044 3627 8045 3625 7954 3610 7954
      3596 7959 3591 7984 3592 8004 3601 8004
      3603 8013 3602 8021 3600 8022 3599 8032
      3597 8040 3599 8043 3603 8044 3609 8052
TIME...MOT...LOC 1806Z 310DEG 17KT 3651 7993 3622 8054

MWS

Special weather statement, Jul 23, 2:16 PM EDT, 27 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
216 PM EDT SAT JUL 23 2011

NCZ041-042-231915-
JOHNSTON-WAKE-
216 PM EDT SAT JUL 23 2011

...SHOWERS AND THUNDERSTORMS WILL MOVE ACROSS JOHNSTON AND WAKE
COUNTIES THROUGH 315 PM EDT...

AT 215 PM EDT...DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS
WITH VERY HEAVY RAIN MOVING THROUGH JOHNSTON AND WAKE COUNTIES.

SOME LOCATIONS IMPACTED INCLUDE...HOLLY
SPRINGS...ROLESVILLE...CLAYTON...SMITHFIELD...AND...SELMA.

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.

BOATERS ON THE OPEN WATER AND THOSE CAMPING OUTDOORS ARE ESPECIALLY
VULNERABLE TO THE DANGERS OF LIGHTNING. BOATERS SHOULD SEEK SAFE
HARBOR. THOSE CAMPING SHOULD TAKE SHELTER IN A NEARBY BUILDING OR
VEHICLE.

&&

LAT...LON 3599 7845 3587 7828 3577 7825 3561 7813
      3559 7807 3542 7816 3535 7816 3525 7841
      3526 7849 3552 7869 3561 7899 3586 7891
      3587 7883 3593 7881 3592 7876 3597 7871
      3601 7870 3603 7875 3607 7875 3607 7868
TIME...MOT...LOC 1815Z 294DEG 8KT 3559 7849

ELLIS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 23, 2:06 PM EDT	Special Weather Statement	RAH	Harnett, Hoke, Lee, Montgomery, Moore, Richmond and 1 more	54 min
Jul 23, 2:07 PM EDT	Special Weather Statement	RAH	Forsyth, Guilford	83 min
Jul 23, 2:16 PM EDT	Special Weather Statement	RAH	Johnston, Wake	59 min
Jul 23, 2:29 PM EDT	Severe Thunderstorm Warning	RAH	Harnett, Johnston	46 min
Jul 23, 2:59 PM EDT	Severe Thunderstorm Warning	RAH	Johnston, Wayne, Wilson	46 min
Jul 23, 3:15 PM EDT	Severe Thunderstorm Warning	RAH	Cumberland, Harnett, Johnston, Sampson	45 min
Jul 23, 3:47 PM EDT	Special Weather Statement	RAH	Guilford	58 min
Jul 23, 4:01 PM EDT	Special Weather Statement	RAH	Sampson	59 min
Jul 23, 4:19 PM EDT	Severe Thunderstorm Warning	RAH	Edgecombe, Halifax, Wilson	41 min
Jul 23, 4:44 PM EDT	Severe Thunderstorm Warning	RAH	Franklin, Johnston, Nash, Wake, Wilson	26 min
Jul 23, 5:17 PM EDT	Special Weather Statement	RAH	Sampson	58 min
Jul 23, 5:23 PM EDT	Severe Thunderstorm Warning	RAH	Sampson	15 min
Jul 23, 5:56 PM EDT	Special Weather Statement	RAH	Lee	64 min
Jul 23, 6:11 PM EDT	Severe Thunderstorm Warning	RAH	Harnett, Wake	30 min
Jul 23, 6:41 PM EDT	Severe Thunderstorm Warning	RAH	Johnston	32 min

Nearby

Heat Advisories in North Carolina, 2011 Every heat advisory in 2011

Sources

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