Alert archive / New York / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 13, NWS Burlington, VT
NWS Burlington, VT issued this severe thunderstorm warning at Jul 13, 1987, 3:10 PM EDT for Cayuga County, Oswego County, New York. It was in force for 90 min.
The area
The counties it named.
The facts
- Issued
- Jul 13, 1987, 3:10 PM EDT (19:10 UTC)
- Expired
- Jul 13, 1987, 4:40 PM EDT
- In force
- 90 min
- Issued by
- NWS Burlington, VT
- Area
- Whole counties
Counties Cayuga County, NY, Oswego County, NY
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 7.2 hours before the alert went out and 191 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
- 900 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 791 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSYR 131911
SVRSYR
NYC011-075-132040-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SYRACUSE NY
310 PM EDT MON JUL 13 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 440 PM EDT FOR THE FOLLOWING COUNTIES OF
CENTRAL NY... CAYUGA... OSWEGO
AT 3:00 PM EDT RADAR INDICATED A LINE OF STRONG THUNDERSTORMS
EXTENDING FROM JUST NORTH OF OSWEGO SOUTH ACROSS EASTERN WAYNE
COUNTY TO NEAR WATERLOO. THE LINE IS MOVING NORTHEAST AT ONLY
10 MPH.
BE ON THE ALERT FOR THUNDERSTORMS ACCOMPANIED BY FREQUENT LIGHTNING
STRONG DAMAGING WINDS AND LARGE HAIL. LOCALLY HEAVY RAIN MAY ALSO
CAUSE DRAINAGE FLOODING.
IF THREATENING WEATHER APPROACHES GO TO A SAFE PLACE IMMEDIATELY.
IN HOMES A BASEMENT OR INTERIOR ROOM IS THE SAFEST LOCATION.
BARTHOLFWhat forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 13, 12:09 PM EDT, 3 hours 1 minute before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BURLINGTON VT 1210 NOON EDT SUN JUL 12 1987 AT 1150 AM THE NATIONAL WEATHER SERVICE RADAR AT BURLINGTON SHOWED SCATTERED SHOWERS AND THUNDERSTORMS DEVELOPING THROUGHOUT THE STATE. THESE THUNDERSTORMS CONTAIN VERY HEAVY RAIN...FREQUENT LIGHTNING AND STRONG GUSTY WINDS. THE STORMS ARE MOVING NORTHEAST AT 15 MPH. DUE TO THE SLOW MOVMENT OF THE STORMS THE RAIN MAY BE HEAVY ENOUGH TO CAUSE SOME FLOODING OF POOR DRAINAGE AREAS SMALL STREAMS AND HIGHWAY UNDERPASSES. THE STRONGEST OF THE STORMS IS FROM NORTH HYDE PARK IN LAMOILLE COUNTY TO NEAR MONTPELIER IN WASHINGTON COUNTY. THESE STORMS WILL CONTINUE TO DEVELOP THROUGHOUT THE DAY. END/JOSEPH
Special weather statement, Jul 13, 3:09 PM EDT, 1 minute before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BURLINGTON VT 0310 PM EDT MON JUL 13 1987 AT 3PM THE NATIONAL WEATHER SERVICE RADAR AT BURLINGTON SHOWED AN AREA OF STRONG THUNDERSTORMS JUST WEST OF PLATTSBURGH NEW YORK AND SOUTH OF DANNENORA IN CLINTON COUNTY. THESE THUNDERSTORMS CONTAIN VERY HEAVY RAIN...PEA SIZE HAIL...FREQUENT LIGHTNING AND STRONG GUSTY WINDS. THE STORMS ARE MOVING NORTH AT 10 MPH. DUE TO THE SLOW MOVMENT OF THE STORMS THE RAIN MAY BE HEAVY ENOUGH TO CAUSE SOME FLOODING OF POOR DRAINAGE AREAS SMALL STREAMS AND HIGHWAY UNDERPASSES. SHOWERS AND THUNDERSTORMS CONTINUE TO DEVELOP IN VERMONT AT THIS TIME AND WILL CONTINUE TO DEVELOP THROUGHOUT THE DAY. END/JOSEPLH
Nearby
Severe Thunderstorm Warnings in New York, 1987Every severe thunderstorm warning in 1987
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.