Alert archive / North Carolina / Special Weather Statements in 2017
Special Weather Statement, NWS Raleigh, NC
NWS Raleigh, NC issued this special weather statement at Mar 21, 2017, 9:30 PM EDT for Davidson County, North Carolina. It was in force for 45 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
- Mar 21, 2017, 9:30 PM EDT (01:30 UTC)
- Expired
- Mar 21, 2017, 10:15 PM EDT
- In force
- 45 min
- Issued by
- NWS Raleigh, NC
County Davidson County, NC
The radar
The Roanoke radar (KFCX), 154 km from the middle of the area, began a volume at 01:30 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, 1.5 hours before the alert went out and 55 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
- 32 J/kg
- Mixed-layer CIN
- -188 J/kg
- Mixed-layer LCL
- 2115 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted.
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>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 Mar 21, 9:20 PM EDT, 10 minutes earlier.
Area forecast discussion, Mar 21, 9:20 PM EDT, 10 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Hazardous weather outlook, Mar 21, 2:47 PM EDT, 6 hours 43 minutes before
Hazardous Weather Outlook...UPDATED National Weather Service Raleigh NC 247 PM EDT Tue Mar 21 2017 NCZ073>077-083>086-088-089-221900- Stanly-Montgomery-Moore-Lee-Harnett-Anson-Richmond-Scotland-Hoke- Cumberland-Sampson- 247 PM EDT Tue Mar 21 2017 This Hazardous Weather Outlook is for central North Carolina. .DAY ONE...This Afternoon and Tonight. A cold front will track southward through central NC this evening into tonight. Showers and thunderstorms are expected to develop along and ahead of the front in upstate South Carolina and southwest North Carolina late this afternoon and evening, with activity tracking east along or near the South Carolina border this evening into tonight. An isolated severe thunderstorm will be possible in the southwest Piedmont and Sandhills between 7 pm this afternoon and 3 am tonight, primarily near the South Carolina border. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Hazardous weather is not expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. NCZ007>011-021>028-038>043-078-221900- Person-Granville-Vance-Warren-Halifax-Forsyth-Guilford-Alamance- Orange-Durham-Franklin-Nash-Edgecombe-Davidson-Randolph-Chatham-Wake- Johnston-Wilson-Wayne- 247 PM EDT Tue Mar 21 2017 This Hazardous Weather Outlook is for central North Carolina. .DAY ONE...This Afternoon and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time.
In the hours before
Special weather statement, Mar 21, 9:30 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Raleigh NC
930 PM EDT TUE MAR 21 2017
NCZ038-074-220215-
Davidson NC-Montgomery NC-
930 PM EDT TUE MAR 21 2017
...A line of strong thunderstorms will affect portions of southern
Davidson and northwestern Montgomery Counties Until 1015 PM EDT...
At 928 PM EDT, Doppler radar was tracking A line of strong
thunderstorms along a line extending from near China Grove to 8 miles
north of Plyler. Movement was east northeast at 40 mph.
Wind gusts up to 45 mph and small hail will be possible with these
storms.
Locations impacted include...
Lexington, Badin Lake, Linwood, Denton, Gordontown, Fish Tales
Marina, Whip-O-Will Campground, Newsom, Pinehaven Marina and High
Rock Boat Dock Marina.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Wind gusts as high as 45 mph are capable of knocking down tree limbs
and small or weakened trees. They can also blow around trash cans,
potted plants, lawn furniture and other light outdoor objects.
&&
LAT...LON 3586 8005 3551 8007 3549 8003 3546 8011
3549 8018 3558 8021 3568 8033 3570 8032
3572 8033 3574 8046
TIME...MOT...LOC 0128Z 255DEG 36KT 3564 8058 3549 8025
26The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 21, 8:45 PM EDT | Severe Thunderstorm Warning | RAH | Stanly | 60 min |
| Mar 21, 10:05 PM EDT | Special Weather Statement | RAH | Anson, Montgomery, Moore, Randolph, Richmond | 55 min |
| Mar 21, 10:59 PM EDT | Special Weather Statement | RAH | Hoke, Scotland | 76 min |
| Mar 21, 11:07 PM EDT | Special Weather Statement | RAH | Chatham, Lee | 38 min |
| Mar 21, 11:42 PM EDT | Special Weather Statement | RAH | Cumberland | 63 min |
Nearby
Special Weather Statements in North Carolina, 2017Every 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.