Alert archive / North Carolina / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 71, NWS Raleigh, NC

May 6, 20224 counties in North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at May 6, 2022, 8:51 PM EDT for 4 counties in North Carolina. It was in force for 39 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 6, 2022, 8:51 PM EDT (00:51 UTC)
Expired
May 6, 2022, 9:30 PM EDT
In force
39 min
Issued by
NWS Raleigh, NC
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Franklin County, NC, Granville County, NC, Nash County, NC, Vance County, NC

The radar

The Raleigh/Durham radar (KRAX), 59 km from the middle of the area, began a volume at 00:51 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 6, 2:32 PM EDTTornado WatchSPC9 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 0.9 hours before the alert went out and 141 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 00:00Z on 2022-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1174 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2022-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 235 square meters per square second.1939587897Sfc1 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
1174 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
943 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
235 m²/s²
0-3 km storm-relative helicity
403 m²/s²
Significant tornado parameter
1.7
Supercell composite
10.1

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 Raleigh, NC wrote its last area forecast discussion before this severe thunderstorm warning went out at May 6, 8:10 PM EDT, 41 minutes earlier.

Area forecast discussion, May 6, 8:10 PM EDT, 41 minutes before
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Hazardous weather outlook, May 6, 2:32 PM EDT, 6 hours 19 minutes before
Hazardous Weather Outlook
National Weather Service Raleigh NC
232 PM EDT Fri May 6 2022

NCZ007>011-021>028-038>043-073>078-083>086-088-089-071845-
Person-Granville-Vance-Warren-Halifax-Forsyth-Guilford-Alamance-
Orange-Durham-Franklin-Nash-Edgecombe-Davidson-Randolph-Chatham-Wake-
Johnston-Wilson-Stanly-Montgomery-Moore-Lee-Harnett-Wayne-Anson-
Richmond-Scotland-Hoke-Cumberland-Sampson-
232 PM EDT Fri May 6 2022

...TORNADO WATCH 187 IN EFFECT UNTIL 10 PM EDT THIS EVENING...

This Hazardous Weather Outlook is for central North Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Tornado Watch.

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

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

In the hours before

Local storm report, May 6, 7:53 PM EDT, 58 minutes before
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Local storm report, May 6, 8:13 PM EDT, 38 minutes before
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Local storm report, May 6, 8:21 PM EDT, 30 minutes before
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Local storm report, May 6, 8:34 PM EDT, 17 minutes before
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Local storm report, May 6, 8:43 PM EDT, 8 minutes before
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Special weather statement, May 6, 8:50 PM EDT, 1 minute before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 8:05 PM EDTSevere Thunderstorm WarningRAHCumberland, Sampson40 min
May 6, 8:38 PM EDTSevere Thunderstorm WarningRAHChatham, Durham, Johnston, Orange, Wake41 min
May 6, 8:45 PM EDTSevere Thunderstorm WarningRAHSampson, Wayne, Wilson45 min
May 6, 8:50 PM EDTSpecial Weather StatementRAHPerson25 min
May 6, 8:58 PM EDTSpecial Weather StatementRAHDavidson, Guilford, Randolph47 min
May 6, 9:14 PM EDTSevere Thunderstorm WarningRAHEdgecombe, Halifax, Vance, Warren46 min
May 6, 9:14 PM EDTSevere Thunderstorm WarningRAHAlamance, Guilford24 min
May 6, 9:25 PM EDTSevere Thunderstorm WarningRAHAlamance, Davidson, Guilford, Randolph35 min
May 6, 9:59 PM EDTSpecial Weather StatementRAHMontgomery, Stanly46 min
May 7, 12:41 PM EDTSpecial Weather StatementRAHMontgomery34 min
May 7, 12:56 PM EDTSpecial Weather StatementRAHChatham, Lee34 min
May 7, 1:02 PM EDTSpecial Weather StatementRAHAnson28 min
May 7, 1:34 PM EDTSpecial Weather StatementRAHChatham, Lee26 min
May 7, 1:37 PM EDTSpecial Weather StatementRAHGuilford38 min
May 7, 2:00 PM EDTSpecial Weather StatementRAHAnson, Richmond30 min
May 7, 2:19 PM EDTSpecial Weather StatementRAHGuilford41 min
May 7, 2:37 PM EDTSpecial Weather StatementRAHHarnett, Lee38 min
May 7, 2:47 PM EDTSpecial Weather StatementRAHMoore43 min
May 7, 3:41 PM EDTSpecial Weather StatementRAHHarnett34 min
May 7, 3:56 PM EDTSpecial Weather StatementRAHSampson34 min
May 7, 4:03 PM EDTAreal Flood AdvisoryRAHDurham, Orange63 min
May 7, 4:15 PM EDTAreal Flood AdvisoryRAHHarnett, Johnston, Wayne83 min
May 7, 4:26 PM EDTAreal Flood AdvisoryRAHWake28 min
May 7, 4:54 PM EDTFlash Flood Warning Considerable damage threatRAHWake97 min
May 7, 4:59 PM EDTSpecial Weather StatementRAHWayne31 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.