Alert archive / North Carolina / Special Weather Statements in 2021

Special Weather Statement, NWS Raleigh, NC

October 25, 2021Wayne County, North Carolina

NWS Raleigh, NC issued this special weather statement at Oct 25, 2021, 11:45 PM EDT for Wayne 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: Oct 25, 2021, 11:45 PM EDT (03:45 UTC)
Expired: Oct 26, 2021, 12:30 AM EDT
In force: 45 min
Issued by: NWS Raleigh, NC
Hail: 0.00 in
Wind: 40

County Wayne County, NC

The radar

The Raleigh/Durham radar (KRAX), 60 km from the middle of the area, began a volume at 03:48 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

Newport, NC (KMHX), launched 00:00Z, 3.8 hours before the alert went out and 117 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: 30 J/kg
Mixed-layer CIN: -245 J/kg
Mixed-layer LCL: 755 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 11 m²/s²
0-3 km storm-relative helicity: 106 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Oct 25, 9:59 PM EDT, 1 hour 46 minutes earlier.

Area forecast discussion, Oct 25, 9:59 PM EDT, 1 hour 46 minutes before

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Hazardous weather outlook, Oct 25, 10:46 PM EDT, 59 minutes before

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In the hours before

Special weather statement, Oct 25, 9:36 PM EDT, 2 hours 9 minutes before

Special Weather Statement
National Weather Service Raleigh NC
936 PM EDT Mon Oct 25 2021

NCZ010-026-027-260215-
Nash NC-Franklin NC-Warren NC-
936 PM EDT Mon Oct 25 2021

...Strong thunderstorms will impact portions of southwestern Warren,
central Nash and Franklin Counties through 1015 PM EDT...

At 935 PM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from 9 miles southeast of Henderson to Louisburg to
near Wake Forest. Movement was southeast at 40 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Nashville, Louisburg, Dortches, Bunn, Red Oak, Spring Hope, Castalia,
Centerville, Ingleside and Aventon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

These storms 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.

A Severe Thunderstorm Watch remains in effect until 100 AM EDT for
central North Carolina.

&&

LAT...LON 3622 7799 3620 7801 3618 7798 3619 7797
      3618 7795 3619 7794 3618 7793 3619 7792
      3617 7792 3616 7790 3614 7789 3615 7784
      3598 7789 3583 7816 3601 7844 3609 7837
      3625 7832 3630 7828 3634 7828
TIME...MOT...LOC 0135Z 295DEG 35KT 3625 7825 3607 7831 3597 7847

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

Kren

Special weather statement, Oct 25, 9:46 PM EDT, 1 hour 59 minutes before

Special Weather Statement
National Weather Service Raleigh NC
946 PM EDT Mon Oct 25 2021

NCZ026-027-041>043-260230-
Nash NC-Johnston NC-Franklin NC-Wake NC-Wilson NC-
946 PM EDT Mon Oct 25 2021

...Strong thunderstorms will impact portions of southwestern Nash,
central Wake, west central Wilson, northern Johnston and southwestern
Franklin Counties through 1030 PM EDT...

At 946 PM EDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Bunn to 6 miles south of Wake Forest to
near Raleigh. Movement was southeast at 35 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Raleigh, Cary, Garner, Clayton, Zebulon, Bailey, Apex, Knightdale,
Wendell and Rolesville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

A Severe Thunderstorm Watch remains in effect until 100 AM EDT for
central North Carolina.

&&

LAT...LON 3577 7804 3564 7814 3556 7854 3573 7890
      3593 7854 3600 7840
TIME...MOT...LOC 0146Z 312DEG 30KT 3598 7832 3589 7848 3582 7871

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

Kren

Special weather statement, Oct 25, 9:50 PM EDT, 1 hour 55 minutes before

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Local storm report, Oct 25, 10:12 PM EDT, 1 hour 33 minutes before

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Special weather statement, Oct 25, 10:22 PM EDT, 1 hour 23 minutes before

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Special weather statement, Oct 25, 11:45 PM 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
Oct 25, 8:12 PM EDT	Special Weather Statement	RAH	Alamance, Orange, Person	63 min
Oct 25, 8:37 PM EDT	Severe Thunderstorm Warning	RAH	Alamance, Chatham, Durham, Granville, Orange, Person	38 min
Oct 25, 9:01 PM EDT	Special Weather Statement	RAH	Franklin, Granville, Vance	29 min
Oct 25, 9:07 PM EDT	Severe Thunderstorm Warning	RAH	Franklin, Granville, Vance, Wake, Warren	38 min
Oct 25, 9:14 PM EDT	Special Weather Statement	RAH	Wake	46 min
Oct 25, 9:36 PM EDT	Special Weather Statement	RAH	Franklin, Nash	39 min
Oct 25, 9:46 PM EDT	Special Weather Statement	RAH	Wake	44 min
Oct 25, 9:50 PM EDT	Special Weather Statement	RAH	Halifax, Warren	40 min
Oct 25, 10:19 PM EDT	Areal Flood Advisory	RAH	Chatham, Durham, Franklin, Granville, Wake	2 hr
Oct 25, 10:22 PM EDT	Special Weather Statement	RAH	Edgecombe, Halifax, Harnett, Johnston, Lee, Nash and 3 more	83 min

Nearby

Special Weather Statements in North Carolina, 2021 Every special weather statement in 2021

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.