Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Raleigh, NC

May 17, 2012Wake County, North Carolina

NWS Raleigh, NC issued this special weather statement at May 17, 2012, 2:02 PM EDT for Wake County, North Carolina. It was in force for 58 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: May 17, 2012, 2:02 PM EDT (18:02 UTC)
Expired: May 17, 2012, 3:00 PM EDT
In force: 58 min
Issued by: NWS Raleigh, NC

County Wake County, NC

The radar

The Raleigh/Durham radar (KRAX), 32 km from the middle of the area, began a volume at 18:02 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, 6.0 hours before the alert went out and 110 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1894 m above ground
0-6 km bulk shear: 5 kt
0-1 km storm-relative helicity: -6 m²/s²
0-3 km storm-relative helicity: 3 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 May 17, 1:50 PM EDT, 12 minutes earlier.

Area forecast discussion, May 17, 1:50 PM EDT, 12 minutes before

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Hazardous weather outlook, May 17, 9:07 AM EDT, 4 hours 55 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RALEIGH NC
907 AM EDT THU MAY 17 2012

NCZ021>023-038>040-042-073>078-083>086-088-089-180930-
FORSYTH-GUILFORD-ALAMANCE-DAVIDSON-RANDOLPH-CHATHAM-JOHNSTON-STANLY-
MONTGOMERY-MOORE-LEE-HARNETT-WAYNE-ANSON-RICHMOND-SCOTLAND-HOKE-
CUMBERLAND-SAMPSON-
907 AM EDT THU MAY 17 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

AN ISOLATED STRONG TO SEVERE THUNDERSTORM IS POSSIBLE THIS
AFTERNOON THROUGH SUNSET. THE PRIMARY WEATHER HAZARDS WILL BE
STRONG TO DAMAGING WIND GUSTS AND HAIL TO THE SIZE OF NICKELS OR QUARTERS.
IN ADDITION...THE STORMS WILL BE SLOW MOVING. THUS LOCALLY
EXCESSIVE RAINFALL MAY LEAD TO MINOR FLOODING OF STREETS AND LOW
LYING AREAS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

NCZ007>011-024>028-041-043-180930-
PERSON-GRANVILLE-VANCE-WARREN-HALIFAX-ORANGE-DURHAM-FRANKLIN-NASH-
EDGECOMBE-WAKE-WILSON-
907 AM EDT THU MAY 17 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NORTH CAROLINA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, May 17, 11:58 AM EDT, 2 hours 4 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1158 AM EDT THU MAY 17 2012

NCZ073>075-077-083>086-088-089-171730-
ANSON-CUMBERLAND-HARNETT-HOKE-MONTGOMERY-MOORE-RICHMOND-SAMPSON-
SCOTLAND-STANLY-
1158 AM EDT THU MAY 17 2012

...ISOLATED STRONG THUNDERSTORMS WILL MOVE ACROSS SECTIONS OF THE
SOUTHERN PIEDMONT AND SANDHILLS THROUGH 130 PM EDT...

AT 1155 AM EDT...DOPPLER RADAR INDICATED ISOLATED STRONG
THUNDERSTORMS OVER FAYETTEVILLE AND TO THE SOUTH OF RAEFORD
...MOVING SOUTHWEST AT 20 MPH. ADDITIONAL STRONG STORMS ARE LIKELY
TO DEVELOP THROUGH 1 PM EDT.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE BONNIE DOONE...HOPE
MILLS...ANTIOCH....WAGRAM...MCFARLAN...LAUREL
HILL...LAURINBURG...FAYETTEVILLE AIRPORT.

HAZARDS INCLUDE...
PEA SIZE HAIL.
GUSTY WINDS OF 30 TO 40 MPH.

HEAVY RAINFALL AND MINOR FLOODING.

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 3480 7968 3481 8029 3533 8012 3523 7855
      3500 7826 3480 7839 3480 7845 3485 7850
      3483 7890 3488 7893 3495 7903 3483 7920
      3483 7934 3477 7933 3463 7947
TIME...MOT...LOC 1555Z 049DEG 19KT 3505 7887

WSS

Special weather statement, May 17, 12:13 PM EDT, 1 hour 49 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1213 PM EDT THU MAY 17 2012

NCZ083-084-171645-
ANSON-RICHMOND-
1213 PM EDT THU MAY 17 2012

...STRONG THUNDERSTORMS OVER ANSON COUNTY...

AT 1212 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
MORVEN...OR ABOUT 10 MILES NORTH OF CHERAW...MOVING SOUTHWEST AT 10
MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...MCFARLAN.

OTHER STRONG STORMS WERE DEVELOPING EAST AND SOUTH OF WADESBORO.

HAZARDS INCLUDE...
HALF INCH DIAMETER SIZE HAIL.
GUSTY WINDS OF 30 TO 40 MPH.

HEAVY RAINFALL AND MINOR FLOODING.

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 3498 8007 3487 7978 3480 7982 3481 8032
TIME...MOT...LOC 1612Z 033DEG 10KT 3483 7994

WSS

Special weather statement, May 17, 1:20 PM EDT, 42 minutes before

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Special weather statement, May 17, 1:54 PM EDT, 8 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
154 PM EDT THU MAY 17 2012

NCZ075-083-084-171845-
ANSON-MOORE-RICHMOND-
154 PM EDT THU MAY 17 2012

...STRONG THUNDERSTORMS WILL MOVE ACROSS RICHMOND...MOORE AND ANSON
COUNTIES THROUGH 245 PM EDT...

AT 152 PM EDT...DOPPLER RADAR INDICATED STRONG THUNDERSTORMS
STRETCHING FROM WHISPERING PINES AND ABERDEEN SOUTHWEST ACROSS
SOUTHERN PINES TO NEAR ROCKINGHAM...MOVING SOUTHWEST AT 20 MPH.

LOCATIONS IN THE PATH OF THESE STORMS INCLUDE SOUTHERN PINES...
ABERDEEN...PINEHURST...AND...TAYLORTOWN...PINEBLUFF...FOXFIRE...
HOFFMAN.

HAZARDS INCLUDE...
HALF INCH DIAMETER SIZE HAIL.
HEAVY RAINFALL AND MINOR FLOODING.

THESE STORMS 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 3484 8032 3516 7966 3516 7962 3517 7962
      3535 7927 3519 7916 3518 7916 3521 7925
      3516 7934 3504 7946 3501 7955 3496 7958
      3491 7956 3485 7963 3482 7962 3480 7969
      3480 8012
TIME...MOT...LOC 1752Z 067DEG 17KT 3519 7932

13

Special weather statement, May 17, 1:58 PM EDT, 4 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
158 PM EDT THU MAY 17 2012

NCZ011-027-028-171900-
EDGECOMBE-HALIFAX-NASH-
158 PM EDT THU MAY 17 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS SECTIONS OF NASH...HALIFAX
AND EDGECOMBE COUNTIES THROUGH 300 PM EDT...

AT 158 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
ENFIELD...OR ABOUT 12 MILES SOUTH OF HALIFAX...MOVING SOUTHWEST AT 5
MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...WHITAKERS...GLENVIEW.

HAZARDS INCLUDE...
HALF INCH DIAMETER SIZE HAIL.
GUSTY WINDS OF 30 TO 40 MPH.

HEAVY RAINFALL AND MINOR FLOODING.

THIS INCLUDES INTERSTATE 95 BETWEEN EXITS 138 AND 154.

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.

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 3587 7781 3613 7806 3614 7805 3626 7768
      3610 7752
TIME...MOT...LOC 1758Z 058DEG 6KT 3616 7766

WSS

Special weather statement, May 17, 2:02 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
202 PM EDT THU MAY 17 2012

NCZ041-077-171900-
HARNETT-WAKE-
202 PM EDT THU MAY 17 2012

...A STRONG THUNDERSTORM WILL MOVE ACROSS HARNETT AND SOUTHERN WAKE
COUNTIES THROUGH 300 PM EDT...

AT 202 PM EDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER
LAKE WHEELER...OR ABOUT 10 MILES SOUTHEAST OF CARY...MOVING SOUTHWEST
AT 10 MPH.

SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...FUQUAY-VARINA...
AND...HOLLY SPRINGS...DUNCAN.

HAZARDS INCLUDE...
HALF INCH DIAMETER SIZE HAIL.
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 3562 7857 3544 7887 3555 7895 3559 7892
      3560 7896 3562 7900 3567 7897 3577 7868
TIME...MOT...LOC 1802Z 060DEG 7KT 3565 7873

WSS

The office that day

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

Issued	Product	Office	Counties	Lasted
May 16, 8:04 PM EDT	Areal Flood Advisory	RAH	Edgecombe, Halifax, Nash	3 hr
May 16, 9:11 PM EDT	Flash Flood Warning	RAH	Edgecombe, Nash	2 hr
May 17, 6:48 AM EDT	Dense Fog Advisory	RAH	Edgecombe, Halifax, Johnston, Nash, Sampson, Wayne and 1 more	2 hr
May 17, 11:58 AM EDT	Special Weather Statement	RAH	Anson, Cumberland, Hoke, Richmond, Sampson, Scotland	92 min
May 17, 12:13 PM EDT	Special Weather Statement	RAH	Anson	32 min
May 17, 1:20 PM EDT	Special Weather Statement	RAH	Hoke, Scotland	70 min
May 17, 1:54 PM EDT	Special Weather Statement	RAH	Richmond	51 min
May 17, 1:58 PM EDT	Special Weather Statement	RAH	Nash	62 min
May 17, 2:00 PM EDT	Areal Flood Advisory	RAH	Hoke, Moore, Richmond, Scotland	57 min
May 17, 2:48 PM EDT	Special Weather Statement	RAH	Anson, Richmond	57 min
May 17, 2:56 PM EDT	Special Weather Statement	RAH	Halifax, Nash	64 min
May 17, 4:32 PM EDT	Special Weather Statement	RAH	Wake	58 min
May 17, 4:54 PM EDT	Special Weather Statement	RAH	Cumberland, Harnett	66 min
May 17, 5:12 PM EDT	Special Weather Statement	RAH	Montgomery	63 min
May 17, 6:33 PM EDT	Special Weather Statement	RAH	Cumberland	57 min

Nearby

Special Weather Statements in North Carolina, 2012 Every 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.