Alert archive / North Carolina / Special Weather Statements in 2017

Special Weather Statement, NWS Raleigh, NC

June 24, 2017Person County, North Carolina

NWS Raleigh, NC issued this special weather statement at Jun 24, 2017, 2:28 AM EDT for Person County, North Carolina. It was in force for 47 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: Jun 24, 2017, 2:28 AM EDT (06:28 UTC)
Expired: Jun 24, 2017, 3:15 AM EDT
In force: 47 min
Issued by: NWS Raleigh, NC

County Person County, NC

The radar

The Raleigh/Durham radar (KRAX), 92 km from the middle of the area, began a volume at 06:29 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

Roanoke, VA (KRNK), launched 00:00Z, 6.5 hours before the alert went out and 101 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: 257 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 1110 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 174 m²/s²
0-3 km storm-relative helicity: 210 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 8.5

Open this sounding in Storm Lab

The text

As transmitted.

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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 Jun 24, 2:24 AM EDT, 4 minutes earlier.

Area forecast discussion, Jun 24, 2:24 AM EDT, 4 minutes before

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Hazardous weather outlook, Jun 24, 12:35 AM EDT, 1 hour 53 minutes before

Hazardous Weather Outlook
National Weather Service Raleigh NC
1235 AM EDT Sat Jun 24 2017

NCZ007>009-021>025-038>040-073>076-083-084-250445-
Person-Granville-Vance-Forsyth-Guilford-Alamance-Orange-Durham-
Davidson-Randolph-Chatham-Stanly-Montgomery-Moore-Lee-Anson-Richmond-
1235 AM EDT Sat Jun 24 2017

This Hazardous Weather Outlook is for central North Carolina.

.DAY ONE...Tonight.

A few fast-moving storms may become severe through 5 am, with a
primary risk of damaging wind gusts and even an isolated tornado.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Thunderstorms are expected to develop along and ahead of an
approaching cold front late Saturday afternoon. A few storms could
become severe, with a primary threat of damaging winds. The
potential for isolated severe storms will be greatest between 3 pm
Saturday afternoon and 10 pm Saturday evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed during the next several hours.

NCZ010-011-026>028-041>043-077-078-085-086-088-089-250445-
Warren-Halifax-Franklin-Nash-Edgecombe-Wake-Johnston-Wilson-Harnett-
Wayne-Scotland-Hoke-Cumberland-Sampson-
1235 AM EDT Sat Jun 24 2017

This Hazardous Weather Outlook is for central North Carolina.

.DAY ONE...Tonight.

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Thunderstorms are expected to develop along and ahead of an
approaching cold front late Saturday afternoon. A few storms could
become severe, with a primary threat of damaging winds. The
potential for isolated severe storms will be greatest between 3 pm
Saturday afternoon and 10 pm Saturday evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Jun 24, 12:44 AM EDT, 1 hour 44 minutes before

Special Weather Statement
National Weather Service Raleigh NC
1244 AM EDT SAT JUN 24 2017

NCZ021-022-038-039-240530-
Guilford NC-Forsyth NC-Randolph NC-Davidson NC-
1244 AM EDT SAT JUN 24 2017

...A fast-moving thunderstorm with strong wind gusts will affect
portions of Guilford... Forsyth...northern Randolph and Davidson
Counties Until 130 AM EDT...

At 1243 AM EDT, Doppler radar was tracking a strong thunderstorm 7
miles northwest of Linwood, or 9 miles west of Lexington, moving
northeast at 65 mph.

Wind gusts up to 50 mph will be possible with this storm.

Locations impacted include...
Greensboro, Winston-Salem, High Point, Lexington, Randleman,
Thomasville, Kernersville, Clemmons, Bermuda Run and Linwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter in a nearby building or vehicle. Wind gusts as high as
50 mph are capable of knocking down small or weakened trees and
blowing around trash cans, potted plants, lawn furniture and other
light outdoor objects.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3607 8051 3626 7997 3624 7957 3619 7953
      3590 7954 3567 8032 3572 8033 3574 8046
      3577 8045 3579 8048 3583 8048 3583 8043
      3585 8042 3584 8039 3587 8039 3588 8042
      3589 8037 3593 8037 3606 8046 3604 8049
TIME...MOT...LOC 0443Z 245DEG 57KT 3581 8042

26

Special weather statement, Jun 24, 12:54 AM EDT, 1 hour 34 minutes before

Special Weather Statement
National Weather Service Raleigh NC
1254 AM EDT SAT JUN 24 2017

NCZ038-039-073>075-240600-
Stanly NC-Randolph NC-Davidson NC-Moore NC-Montgomery NC-
1254 AM EDT SAT JUN 24 2017

...a line of strong thunderstorms will affect portions of Stanly...
Randolph...southeastern Davidson...northwestern Moore and Montgomery
Counties Until 200 AM EDT...

At 1253 AM EDT, Doppler radar was tracking a line of strong
thunderstorms along a line extending from Faith to near West Concord
to Fort Mill. Movement was east at 50 mph.

Wind gusts up to 50 mph will be possible with these storms.

Locations impacted include...
Asheboro, Albemarle, Randleman, Troy, Badin Lake, North Carolina Zoo,
Biscoe, Seagrove, Plyler and Fairview In Union County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter in a nearby building or vehicle. Wind gusts as high as
50 mph are capable of knocking down small or weakened trees and
blowing around trash cans, potted plants, lawn furniture and other
light outdoor objects.

&&

LAT...LON 3550 8030 3551 8018 3558 8021 3568 8033
      3590 7954 3551 7957 3520 7962 3514 8008
      3519 8011 3517 8014 3517 8016 3515 8016
      3517 8020 3516 8022 3521 8025 3517 8035
      3518 8037 3516 8046 3518 8051
TIME...MOT...LOC 0453Z 256DEG 42KT 3558 8045 3536 8062 3500 8093

77

Special weather statement, Jun 24, 2:28 AM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 12:44 AM EDT	Special Weather Statement	RAH	Davidson, Forsyth, Guilford	46 min
Jun 24, 12:54 AM EDT	Special Weather Statement	RAH	Montgomery, Randolph, Stanly	66 min
Jun 24, 1:46 AM EDT	Severe Thunderstorm Warning	RAH	Alamance, Chatham, Davidson, Guilford, Montgomery, Moore and 3 more	59 min
Jun 24, 2:47 AM EDT	Special Weather Statement	RAH	Lee, Montgomery, Moore	43 min
Jun 24, 2:50 AM EDT	Special Weather Statement	RAH	Durham	40 min
Jun 24, 3:27 AM EDT	Special Weather Statement	RAH	Harnett, Lee	63 min
Jun 24, 3:29 AM EDT	Special Weather Statement	RAH	Franklin	61 min
Jun 24, 4:19 AM EDT	Special Weather Statement	RAH	Lee, Montgomery, Moore	56 min
Jun 24, 5:33 AM EDT	Special Weather Statement	RAH	Harnett	42 min
Jun 24, 3:16 PM EDT	Special Weather Statement	RAH	Forsyth	59 min
Jun 24, 3:30 PM EDT	Areal Flood Advisory	RAH	Forsyth	3 hr
Jun 24, 3:35 PM EDT	Special Weather Statement	RAH	Alamance	40 min
Jun 24, 3:50 PM EDT	Special Weather Statement	RAH	Davidson	55 min
Jun 24, 3:57 PM EDT	Special Weather Statement	RAH	Davidson	63 min
Jun 24, 4:13 PM EDT	Special Weather Statement	RAH	Guilford	62 min
Jun 24, 4:22 PM EDT	Special Weather Statement	RAH	Orange	53 min
Jun 24, 4:26 PM EDT	Special Weather Statement	RAH	Hoke, Scotland	49 min
Jun 24, 4:59 PM EDT	Special Weather Statement	RAH	Cumberland	46 min
Jun 24, 5:15 PM EDT	Severe Thunderstorm Warning	RAH	Cumberland, Sampson	45 min
Jun 24, 5:33 PM EDT	Special Weather Statement	RAH	Durham, Orange	42 min
Jun 24, 5:53 PM EDT	Special Weather Statement	RAH	Franklin	67 min
Jun 24, 6:03 PM EDT	Special Weather Statement	RAH	Wake	57 min
Jun 24, 6:07 PM EDT	Special Weather Statement	RAH	Sampson	38 min
Jun 24, 6:20 PM EDT	Areal Flood Advisory	RAH	Franklin, Wake	3 hr
Jun 24, 7:01 PM EDT	Special Weather Statement	RAH	Nash	59 min

Nearby

Special Weather Statements in North Carolina, 2017 Every special weather statement in 2017

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.