Alert archive / North Carolina / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 351

May 25, 200027 counties in North Carolina; 9 counties in Virginia

The Storm Prediction Center issued this severe thunderstorm watch at May 25, 2000, 10:15 AM EDT for 27 counties in North Carolina; 9 counties in Virginia. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
May 25, 2000, 10:15 AM EDT (14:15 UTC)
Expired
May 25, 2000, 3:00 PM EDT
In force
5 hr
Issued by
the Storm Prediction Center
All 36 counties

Alamance County, NC, Caswell County, NC, Chatham County, NC, Davidson County, NC, Durham County, NC, Edgecombe County, NC, Franklin County, NC, Granville County, NC, Guilford County, NC, Halifax County, NC, Harnett County, NC, Johnston County, NC, Lee County, NC, Montgomery County, NC, Moore County, NC, Nash County, NC, Northampton County, NC, Orange County, NC, Person County, NC, Randolph County, NC, Rockingham County, NC, Stanly County, NC, Vance County, NC, Wake County, NC, Warren County, NC, Wayne County, NC, Wilson County, NC, Brunswick County, VA, City of Danville, VA, City of Emporia, VA, Greensville County, VA, Halifax County, VA, Mecklenburg County, VA, Pittsylvania County, VA, Southampton County, VA, Sussex County, VA

Warnings issued inside it

5 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 25, 10:18 AM EDTTornado WarningRAHAlamance, Orange32 min
May 25, 10:31 AM EDTTornado WarningRAHDurham, Orange29 min
May 25, 10:38 AM EDTSevere Thunderstorm WarningRAHPerson32 min
May 25, 10:48 AM EDTSevere Thunderstorm WarningRAHGranville, Wake47 min
May 25, 10:57 AM EDTSevere Thunderstorm WarningRAHFranklin, Vance48 min

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 2.3 hours before the alert went out and 155 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, Roanoke, VA at 12:00Z on 2000-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 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, Roanoke, VA at 12:00Z on 2000-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -89 square meters per square second.19395878Sfc1 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
2 J/kg
Mixed-layer CIN
-341 J/kg
Mixed-layer LCL
934 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
-89 m²/s²
0-3 km storm-relative helicity
-30 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 25, 4:15 AM EDTSevere Thunderstorm WatchSPCBuncombe, Burke, Cherokee, Clay, Graham, Haywood and 10 more6 hr
May 25, 1:45 PM EDTSevere Thunderstorm WatchSPCBuncombe, Cherokee, Clay, Graham, Haywood, Henderson and 3 more6 hr
May 25, 3:45 PM EDTSevere Thunderstorm WatchSPCAnson, Beaufort, Bladen, Brunswick, Carteret, Columbus and 26 more6 hr
May 24, 11:15 PM EDTSevere Thunderstorm WatchSPCAlbemarle, Alleghany, Amelia, Amherst, Appomattox, Augusta and 43 more6 hr

Nearby

Severe Thunderstorm Watches in North Carolina, 2000Severe Thunderstorm Watches in Virginia, 2000Every severe thunderstorm watch in 2000

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.