Alert archive / North Carolina / Severe Thunderstorm Watches in 2001

Severe Thunderstorm Watch 79

April 1, 200135 counties in North Carolina; 6 counties in South Carolina

The Storm Prediction Center issued this severe thunderstorm watch at Apr 1, 2001, 11:15 AM EDT for 35 counties in North Carolina; 6 counties in South Carolina. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Apr 1, 2001, 11:15 AM EDT (15:15 UTC)
Expired
Apr 1, 2001, 6:00 PM EDT
In force
7 hr
Issued by
the Storm Prediction Center
All 41 counties

Anson County, NC, Bladen County, NC, Brunswick County, NC, Cabarrus County, NC, Carteret County, NC, Chatham County, NC, Columbus County, NC, Craven County, NC, Cumberland County, NC, Davidson County, NC, Duplin County, NC, Greene County, NC, Harnett County, NC, Hoke County, NC, Iredell County, NC, Johnston County, NC, Jones County, NC, Lee County, NC, Lenoir County, NC, Mecklenburg County, NC, Montgomery County, NC, Moore County, NC, New Hanover County, NC, Onslow County, NC, Pamlico County, NC, Pender County, NC, Randolph County, NC, Richmond County, NC, Robeson County, NC, Rowan County, NC, Sampson County, NC, Scotland County, NC, Stanly County, NC, Union County, NC, Wayne County, NC, Chesterfield County, SC, Darlington County, SC, Dillon County, SC, Kershaw County, SC, Lancaster County, SC, Marlboro County, SC

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 1, 11:30 AM EDTSevere Thunderstorm WarningGSPMecklenburg45 min
Apr 1, 11:30 AM EDTSevere Thunderstorm WarningRAHChatham45 min
Apr 1, 11:35 AM EDTSevere Thunderstorm WarningCAELancaster70 min
Apr 1, 11:45 AM EDTSevere Thunderstorm WarningGSPCabarrus30 min
Apr 1, 11:54 AM EDTSevere Thunderstorm WarningGSPUnion51 min
Apr 1, 12:13 PM EDTSevere Thunderstorm WarningRAHChatham47 min
Apr 1, 12:19 PM EDTSevere Thunderstorm WarningRAHDavidson26 min
Apr 1, 12:22 PM EDTSevere Thunderstorm WarningRAHMontgomery, Moore, Richmond38 min
Apr 1, 12:27 PM EDTSevere Thunderstorm WarningCAEChesterfield78 min
Apr 1, 12:38 PM EDTSevere Thunderstorm WarningILMDarlington, Marlboro67 min
Apr 1, 12:39 PM EDTSevere Thunderstorm WarningRAHGuilford, Randolph66 min
Apr 1, 12:47 PM EDTSevere Thunderstorm WarningILMBrunswick, Columbus73 min
Apr 1, 12:48 PM EDTSevere Thunderstorm WarningRAHHarnett, Wake57 min
Apr 1, 12:52 PM EDTSevere Thunderstorm WarningRAHAnson53 min
Apr 1, 12:52 PM EDTSevere Thunderstorm WarningRAHMontgomery, Moore, Richmond53 min
Apr 1, 12:57 PM EDTSevere Thunderstorm WarningRAHJohnston63 min
Apr 1, 1:04 PM EDTSevere Thunderstorm WarningRAHChatham, Lee56 min
Apr 1, 1:15 PM EDTSevere Thunderstorm WarningILMRobeson75 min
Apr 1, 1:17 PM EDTSevere Thunderstorm WarningILMNew Hanover, Pender58 min
Apr 1, 1:17 PM EDTSevere Thunderstorm WarningILMBladen58 min
Apr 1, 1:25 PM EDTSevere Thunderstorm WarningRAHHoke, Scotland80 min
Apr 1, 1:42 PM EDTSevere Thunderstorm WarningRAHHarnett, Johnston, Wake48 min
Apr 1, 1:57 PM EDTSevere Thunderstorm WarningMHXOnslow33 min
Apr 1, 1:58 PM EDTSevere Thunderstorm WarningILMBladen, Brunswick, Columbus77 min
Apr 1, 2:07 PM EDTSevere Thunderstorm WarningRAHCumberland53 min
Apr 1, 2:10 PM EDTSevere Thunderstorm WarningILMNew Hanover, Pender95 min
Apr 1, 2:22 PM EDTSevere Thunderstorm WarningMHXOnslow53 min
Apr 1, 2:22 PM EDTSevere Thunderstorm WarningRAHHarnett, Johnston, Sampson68 min
Apr 1, 2:26 PM EDTSevere Thunderstorm WarningILMRobeson34 min
Apr 1, 2:32 PM EDTSevere Thunderstorm WarningILMDarlington28 min
Apr 1, 2:40 PM EDTSevere Thunderstorm WarningMHXDuplin50 min
Apr 1, 2:42 PM EDTSevere Thunderstorm WarningILMDillon, Florence, Marlboro48 min
Apr 1, 2:53 PM EDTSevere Thunderstorm WarningRAHWayne, Wilson67 min
Apr 1, 3:10 PM EDTSevere Thunderstorm WarningILMBrunswick50 min
Apr 1, 3:15 PM EDTSevere Thunderstorm WarningMHXOnslow45 min
Apr 1, 3:44 PM EDTSevere Thunderstorm WarningILMColumbus, Robeson76 min
Apr 1, 3:44 PM EDTSevere Thunderstorm WarningILMMarlboro76 min
Apr 1, 3:52 PM EDTSevere Thunderstorm WarningMHXOnslow23 min
Apr 1, 4:16 PM EDTTornado WarningMHXCarteret29 min
Apr 1, 4:48 PM EDTSevere Thunderstorm WarningILMBladen42 min

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 3.3 hours before the alert went out and 126 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 2001-04-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 71 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 2001-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 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
71 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
577 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
98 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.

Nearby

Severe Thunderstorm Watches in North Carolina, 2001Severe Thunderstorm Watches in South Carolina, 2001Every severe thunderstorm watch in 2001

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.