Alert archive / North Carolina / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 12, NWS Blacksburg, VA

May 3, 2022Watauga County, North Carolina

NWS Blacksburg, VA issued this severe thunderstorm warning at May 3, 2022, 1:51 PM EDT for Watauga County, North Carolina. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 3, 2022, 1:51 PM EDT (17:51 UTC)
Expired
May 3, 2022, 2:15 PM EDT
In force
24 min
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Watauga County, NC

The radar

The Knoxville radar (KMRX), 153 km from the middle of the area, began a volume at 17:52 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, 5.9 hours before the alert went out and 162 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-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 12:00Z on 2022-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 12:00Z on 2022-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
5 J/kg
Mixed-layer CIN
-255 J/kg
Mixed-layer LCL
1608 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
47 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Blacksburg, VA wrote its last area forecast discussion before this severe thunderstorm warning went out at May 3, 1:51 PM EDT, 0 minutes earlier.

Area forecast discussion, May 3, 1:51 PM EDT, 0 minutes before
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Hazardous weather outlook, May 3, 1:43 PM EDT, 8 minutes before
Hazardous Weather Outlook
National Weather Service Blacksburg VA
143 PM EDT Tue May 3 2022

NCZ002>006-019-020-VAZ010>019-022>024-032>035-043>047-058-059-041745-
Alleghany NC-Surry-Stokes-Rockingham-Caswell-Wilkes-Yadkin-Bland-
Giles-Wythe-Pulaski-Montgomery-Grayson-Carroll-Floyd-Craig-
Alleghany VA-Roanoke-Botetourt-Rockbridge-Patrick-Franklin-Bedford-
Amherst-Henry-Pittsylvania-Campbell-Appomattox-Buckingham-Halifax-
Charlotte-
143 PM EDT Tue May 3 2022

This Hazardous Weather Outlook is for north central North Carolina,
northwest North Carolina, central Virginia, south central Virginia,
southwest Virginia and west central Virginia.

.DAY ONE...This afternoon and tonight.

Scattered thunderstorms are expected this afternoon and evening,
especially closer to the Blue Ridge. The stronger storms could
produce strong wind gusts and small hail.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NCZ001-018-VAZ007-009-020-WVZ042>044-507-508-041745-
Ashe-Watauga-Tazewell-Smyth-Bath-Mercer-Summers-Monroe-
Eastern Greenbrier-Western Greenbrier-
143 PM EDT Tue May 3 2022

This Hazardous Weather Outlook is for northwest North Carolina,
southwest Virginia, west central Virginia and southeast West
Virginia.

.DAY ONE...This afternoon and tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, May 3, 1:26 PM EDT, 25 minutes before
Special Weather Statement
National Weather Service BLACKSBURG VA
126 PM EDT Tue May 3 2022

VAZ012-031745-
Wythe VA-
126 PM EDT Tue May 3 2022

...A strong thunderstorm will impact portions of
east central Wythe County through 145 PM EDT...

At 125 PM EDT, Doppler radar was tracking a strong thunderstorm over
Coleman Store, or near Max Meadows, moving northeast at 20 mph.

HAZARD...Winds in excess of 30 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Patterson...
Grahams Forge...
Ivanhoe...
Coleman Store...
and Fort Chiswell.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Locally heavy rain will quickly reduce visibility and result in
ponding of water on roadways, standing water in low lying areas, and
minor flooding of creeks, streams, and areas of poor drainage.
Drivers are urged to slow down and use extra caution to avoid
hydroplaning.

&&

LAT...LON 3692 8102 3699 8084 3695 8081 3694 8081
      3694 8079 3688 8075 3684 8088 3683 8096
TIME...MOT...LOC 1725Z 244DEG 19KT 3689 8095

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH

DS

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 3, 1:26 PM EDTSpecial Weather StatementRNKWythe19 min
May 3, 2:07 PM EDTSpecial Weather StatementRNKMontgomery, City of Radford23 min
May 3, 2:31 PM EDTSpecial Weather StatementRNKFloyd29 min
May 3, 2:32 PM EDTSpecial Weather StatementRNKMontgomery28 min
May 3, 2:55 PM EDTSpecial Weather StatementRNKCity of Roanoke, City of Salem35 min
May 3, 3:30 PM EDTSpecial Weather StatementRNKCity of Roanoke30 min
May 3, 3:32 PM EDTSevere Thunderstorm WarningRNKBedford, Franklin, Roanoke58 min
May 3, 3:35 PM EDTSpecial Weather StatementRNKWythe25 min
May 3, 3:41 PM EDTSevere Thunderstorm WarningRNKGrayson, Smyth, Wythe39 min
May 3, 4:05 PM EDTSpecial Weather StatementRNKHalifax25 min
May 3, 4:14 PM EDTSpecial Weather StatementRNKCity of Danville31 min
May 3, 4:17 PM EDTSpecial Weather StatementRNKBedford28 min
May 3, 4:28 PM EDTSpecial Weather StatementRNKHalifax47 min
May 3, 4:42 PM EDTSpecial Weather StatementRNKBedford33 min
May 3, 4:46 PM EDTSevere Thunderstorm WarningRNKCharlotte, Halifax44 min
May 3, 4:52 PM EDTSevere Thunderstorm WarningRNKBedford, Campbell53 min
May 3, 4:53 PM EDTSpecial Weather StatementRNKMontgomery37 min
May 3, 5:02 PM EDTSevere Thunderstorm WarningRNKCraig, Giles, Montgomery20 min
May 3, 5:34 PM EDTSevere Thunderstorm WarningRNKAppomattox, Campbell, Charlotte56 min
May 3, 5:37 PM EDTSpecial Weather StatementRNKFloyd23 min
May 3, 6:02 PM EDTSpecial Weather StatementRNKBuckingham28 min
May 3, 6:16 PM EDTSevere Thunderstorm WarningRNKBuckingham28 min
May 3, 7:26 PM EDTSpecial Weather StatementRNKWythe34 min
May 3, 7:46 PM EDTSpecial Weather StatementRNKWythe29 min
May 3, 7:51 PM EDTSpecial Weather StatementRNKGrayson39 min
May 3, 6:53 PM EDTSpecial Weather StatementRNKWatauga37 min
May 3, 7:30 PM EDTSpecial Weather StatementRNKAshe30 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2022Every severe thunderstorm warning in 2022

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.