Alert archive / North Carolina / Severe Thunderstorm Watches in 2002
Severe Thunderstorm Watch 69
The Storm Prediction Center issued this severe thunderstorm watch at Apr 3, 2002, 2:00 PM EST for 9 counties in Maryland; 58 counties in North Carolina; 54 counties in Virginia. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 3, 2002, 2:00 PM EST (19:00 UTC)
- Expired
- Apr 3, 2002, 8:00 PM EST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 121 counties
Calvert County, MD, Caroline County, MD, Dorchester County, MD, Queen Anne's County, MD, Saint Mary's County, MD, Somerset County, MD, Talbot County, MD, Wicomico County, MD, Worcester County, MD, Alamance County, NC, Beaufort County, NC, Bertie County, NC, Bladen County, NC, Brunswick County, NC, Camden County, NC, Carteret County, NC, Caswell County, NC, Chatham County, NC, Chowan County, NC, Columbus County, NC, Craven County, NC, Cumberland County, NC, Currituck County, NC, Dare County, NC, Davidson County, NC, Duplin County, NC, Durham County, NC, Edgecombe County, NC, Franklin County, NC, Gates County, NC, Granville County, NC, Greene County, NC, Guilford County, NC, Halifax County, NC, Harnett County, NC, Hertford County, NC, Hoke County, NC, Hyde County, NC, Johnston County, NC, Jones County, NC, Lee County, NC, Lenoir County, NC, Martin County, NC, Montgomery County, NC, Moore County, NC, Nash County, NC, New Hanover County, NC, Northampton County, NC, Onslow County, NC, Orange County, NC, Pamlico County, NC, Pasquotank County, NC, Pender County, NC, Perquimans County, NC, Person County, NC, Pitt County, NC, Randolph County, NC, Robeson County, NC, Sampson County, NC, Scotland County, NC, Tyrrell County, NC, Vance County, NC, Wake County, NC, Warren County, NC, Washington County, NC, Wayne County, NC, Wilson County, NC, Accomack County, VA, Amelia County, VA, Brunswick County, VA, Caroline County, VA, Charles City County, VA, Charlotte County, VA, Chesterfield County, VA, City of Chesapeake, VA, City of Colonial Heights, VA, City of Danville, VA, City of Emporia, VA, City of Franklin, VA, City of Hampton, VA, City of Hopewell, VA, City of Newport News, VA, City of Norfolk, VA, City of Petersburg, VA, City of Poquoson, VA, City of Portsmouth, VA, City of Richmond, VA, City of Suffolk, VA, City of Virginia Beach, VA, City of Williamsburg, VA, Dinwiddie County, VA, Essex County, VA, Gloucester County, VA, Goochland County, VA, Greensville County, VA, Halifax County, VA, Hanover County, VA, Henrico County, VA, Isle of Wight County, VA, James City County, VA, King and Queen County, VA, King George County, VA, King William County, VA, Lancaster County, VA, Lunenburg County, VA, Mathews County, VA, Mecklenburg County, VA, Middlesex County, VA, New Kent County, VA, Northampton County, VA, Northumberland County, VA, Nottoway County, VA, Powhatan County, VA, Prince Edward County, VA, Prince George County, VA, Richmond County, VA, Southampton County, VA, Surry County, VA, Sussex County, VA, Westmoreland County, VA, York County, VA
Warnings issued inside it
5 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 6:38 PM EST | Severe Thunderstorm Warning | RAH | Halifax | 22 min |
| Apr 3, 7:03 PM EST | Severe Thunderstorm Warning | AKQ | Pasquotank, Perquimans | 42 min |
| Apr 3, 7:13 PM EST | Severe Thunderstorm Warning | AKQ | Bertie | 22 min |
| Apr 3, 7:18 PM EST | Severe Thunderstorm Warning | MHX | Martin | 57 min |
| Apr 3, 7:26 PM EST | Severe Thunderstorm Warning | MHX | Pitt | 34 min |
The nearest sounding before it
Roanoke, VA (KRNK), launched 12:00Z, 7.0 hours before the alert went out and 184 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1330 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS20 KWNS 031855 SEL9 SPC WW 031849 MDZ000-NCZ000-VAZ000-CWZ000-040100- URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 69 STORM PREDICTION CENTER NORMAN OK 149 PM EST WED APR 3 2002 THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF EASTERN AND SOUTHERN MARYLAND CENTRAL AND EASTERN NORTH CAROLINA CENTRAL AND EASTERN VIRGINIA COASTAL WATERS EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 200 PM UNTIL 800 PM EST. HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 100 STATUTE MILES EITHER SIDE OF A LINE FROM 35 MILES SOUTH OF SOUTHERN PINES NORTH CAROLINA TO 35 MILES EAST NORTHEAST OF WALLOPS VIRGINIA. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES. DISCUSSION...THUNDERSTORMS EXPECTED TO DEVELOP IN THE NEXT SEVERAL HOURS IN BANDS/CLUSTERS ALONG/AHEAD OF COLD FRONT AND LEE TROUGH MOVING E FROM THE APPALACHIANS. SUFFICIENT DEEP SHEAR FOR ROTATING UPDRAFTS...COUPLED WITH DEEP UNIDIRECTIONAL WSW FLOW AND MODERATE COLD DOWNDRAFT POTENTIAL...SUGGESTS LIKELIHOOD FOR SMALL SCALE BOWS WITH HIGH WIND/HAIL. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 26040. ...CORFIDI 355,0802 391,0755 365,0734 333,0782 WWUS20 KWNS 031855 SEL9 SPC WW 031849 MDZ000-NCZ000-VAZ000-CWZ000-040100- URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 69 STORM PREDICTION CENTER NORMAN OK 149 PM EST WED APR 3 2002 THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF EASTERN AND SOUTHERN MARYLAND CENTRAL AND EASTERN NORTH CAROLINA CENTRAL AND EASTERN VIRGINIA COASTAL WATERS EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 200 PM UNTIL 800 PM EST. HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 100 STATUTE MILES EITHER SIDE OF A LINE FROM 35 MILES SOUTH OF SOUTHERN PINES NORTH CAROLINA TO 35 MILES EAST NORTHEAST OF WALLOPS VIRGINIA. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES. DISCUSSION...THUNDERSTORMS EXPECTED TO DEVELOP IN THE NEXT SEVERAL HOURS IN BANDS/CLUSTERS ALONG/AHEAD OF COLD FRONT AND LEE TROUGH MOVING E FROM THE APPALACHIANS. SUFFICIENT DEEP SHEAR FOR ROTATING UPDRAFTS...COUPLED WITH DEEP UNIDIRECTIONAL WSW FLOW AND MODERATE COLD DOWNDRAFT POTENTIAL...SUGGESTS LIKELIHOOD FOR SMALL SCALE BOWS WITH HIGH WIND/HAIL. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 26040. ...CORFIDI 355,0802 391,0755 365,0734 333,0782
Nearby
Severe Thunderstorm Watches in North Carolina, 2002Severe Thunderstorm Watches in Virginia, 2002Severe Thunderstorm Watches in Maryland, 2002Every severe thunderstorm watch in 2002
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.