Alert archive / New York / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 14, NWS Buffalo, NY

July 18, 1986Genesee County, Niagara County, Orleans County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 18, 1986, 5:45 PM EDT for Genesee County, Niagara County, Orleans County, New York. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jul 18, 1986, 5:45 PM EDT (21:45 UTC)
Expired
Jul 18, 1986, 6:45 PM EDT
In force
60 min
Issued by
NWS Buffalo, NY
Area
Whole counties

Counties Genesee County, NY, Niagara County, NY, Orleans 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, 9.8 hours before the alert went out and 36 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, Buffalo Intl Airport, NY at 12:00Z on 1986-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Buffalo Intl Airport, NY at 12:00Z on 1986-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
103 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

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.

The office that day

Everything else NWS Buffalo, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 18, 5:45 PM EDTSevere Thunderstorm WarningBUFErie60 min
Jul 18, 6:45 PM EDTSevere Thunderstorm WarningBUFErie, Genesee, Niagara, Orleans60 min

Nearby

Severe Thunderstorm Warnings in New York, 1986Every severe thunderstorm warning in 1986

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.