Alert archive / North Carolina / Tornado Warnings in 1999
Tornado Warning 20, NWS Wakefield, VA
NWS Wakefield, VA issued this tornado warning at Sep 15, 1999, 7:34 PM EDT for Bertie County, North Carolina. It was in force for 16 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Sep 15, 1999, 7:34 PM EDT (23:34 UTC)
- Expired
- Sep 15, 1999, 7:50 PM EDT
- In force
- 16 min
- Issued by
- NWS Wakefield, VA
- Area
- Whole counties
County Bertie County, NC
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 15, 7:40 PM EDT | Tornado F0 | Windsor, NC | Small, brief tornado blew a large tree down onto a road. The tornado was witnessed by a citizen. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 15, 10:00 AM EDT | Tornado Watch | SPC | 12 hr |
The nearest sounding before it
Newport, NC (KMHX), launched 12:00Z, 11.6 hours before the alert went out and 143 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
- 392 J/kg
- Mixed-layer CIN
- -39 J/kg
- Mixed-layer LCL
- 956 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 177 m²/s²
- 0-3 km storm-relative helicity
- 266 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 5.1
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Wakefield, VA wrote its last area forecast discussion before this tornado warning went out at Sep 15, 10:55 AM EDT, 8 hours 39 minutes earlier.
Area forecast discussion, Sep 15, 10:55 AM EDT, 8 hours 39 minutes before
WAKEFIELD AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE WAKEFIELD VA
1055 AM EDT WED SEP 15 1999
DSCN: RAIN BANDS CONTG TO PUSH NWD INTO CWA...LOOKING AT OCNL RAIN
WITH A FEW TSTMS ACRS FA. TOR WATCH TIL 10 PM NERN NC...FEW CELLS
ALREADY SHOWING SOME WEAK ROTATION. WL LUK CLOSER AT ZFP NXT PCKG
WITH SLOLY EVLOVING TRACK OF FLOYD.
.AKQ...HURRICANE WARNING FOR ATLC CSTL WTRS CURRITUCK BCH LGT TO
NC/VA BRDR...INCLDG SNDS.
HURRICANE WATCH FOR ATLC CSTL WATERS CHINCOTEAGUE VA TO CAPE
CHARLES LIGHT AND CHES BAY S OF SMITH POINT.
...TROPICAL STORM WATCH FOR ATLC CSTL WATERS FENWICK TO
CHINCOTEAGUE
...HIGH WIND WATCH/FLOOD WATCH ELSEWHERE.
...HEAVY SURF ADVSY/SCA FENWICK ISL TO CHINCOTEAGUE VA.
...TORNADO WATCH TIL 10 PM NERN NC.
HESSThe office that day
Everything else NWS Wakefield, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 7:48 PM EDT | Tornado Warning | AKQ | Bertie | 17 min |
Nearby
Tornado Warnings in North Carolina, 1999Every tornado warning in 1999Tornadoes in 1999
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.