Alert archive / New York / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 13, NWS Burlington, VT
NWS Burlington, VT issued this severe thunderstorm warning at Jun 23, 2002, 7:33 PM EDT for St. Lawrence County, New York. It was in force for 57 min. 3 reports 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
- Jun 23, 2002, 7:33 PM EDT (23:33 UTC)
- Expired
- Jun 23, 2002, 8:30 PM EDT
- In force
- 57 min
- Issued by
- NWS Burlington, VT
- Area
- Whole counties
County St. Lawrence County, NY
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 23, 7:40 PM EDT | Thunderstorm Wind | Waddington, NY | |
| Jun 23, 7:55 PM EDT | Thunderstorm Wind | Massena, NY | |
| Jun 23, 8:00 PM EDT | Thunderstorm Wind | Norfolk, NY |
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 |
|---|---|---|---|
| Jun 23, 4:45 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 11.6 hours before the alert went out and 226 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
- 138 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 593 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 120 m²/s²
- 0-3 km storm-relative helicity
- 152 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KBTV 232333 SVRBTV NYC089-240030- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BURLINGTON VT 732 PM EDT SUN JUN 23 2002 THE NATIONAL WEATHER SERVICE IN BURLINGTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ST. LAWRENCE COUNTY IN NEW YORK * UNTIL 830 PM EDT * AT 722 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 12 MILES EAST OF SOUTH COLTON TO NEAR DE KALB...TO 25 MILES NORTHWEST OF GOUVERNEUR...MOVING SOUTH AT AROUND 25 MPH. * SEVERE THUNDERSTORMS WILL BE... NEAR SOUTH COLTON...DE KALB AROUND 730 PM EDT NEAR GOUVERNEUR...DEGRASSE AROUND 750 PM EDT NEAR FINE...CHILDWOLD AROUND 810 PM EDT NEAR WANAKENA...PIERCEFIELD AROUND 820 PM EDT THIS IS A DANGEROUS STORM. PREPARE FOR DAMAGING WINDS AND LARGE HAIL. SEEK INDOOR SHELTER...AWAY FROM WINDOWS. IF YOU ARE CAUGHT OUTSIDE DURING THUNDERSTORMS...SEEK SHELTER IN A DITCH. CROUCH DOWN LOW TO THE GROUND AND COVER YOUR HEAD. .END
The office that day
Everything else NWS Burlington, VT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 23, 5:42 PM EDT | Severe Thunderstorm Warning | BTV | St. Lawrence | 48 min |
| Jun 23, 6:27 PM EDT | Severe Thunderstorm Warning | BTV | Franklin, St. Lawrence | 63 min |
| Jun 23, 6:47 PM EDT | Severe Thunderstorm Warning | BTV | Clinton | 43 min |
| Jun 23, 7:27 PM EDT | Severe Thunderstorm Warning | BTV | Essex, Franklin | 63 min |
Nearby
Severe Thunderstorm Warnings in New York, 2002Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.