Alert archive / New York / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 4, NWS Binghamton, NY

April 20, 1996Chenango County, New York

NWS Binghamton, NY issued this severe thunderstorm warning at Apr 20, 1996, 8:41 PM EDT for Chenango County, New York. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 20, 1996, 8:41 PM EDT (00:41 UTC)
Expired
Apr 20, 1996, 9:30 PM EDT
In force
49 min
Issued by
NWS Binghamton, NY
Area
Whole counties

County Chenango County, NY

The nearest sounding before it

Albany, NY (KALB), launched 00:00Z, 0.7 hours before the alert went out and 147 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, Albany, NY at 00:00Z on 1996-04-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 joules per kilogram.LCLLFCEL10008507005003002001001 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, Albany, NY at 00:00Z on 1996-04-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 258 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
7 J/kg
Mixed-layer CIN
-118 J/kg
Mixed-layer LCL
968 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
258 m²/s²
0-3 km storm-relative helicity
299 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Binghamton, NY wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 20, 8:07 PM EDT, 34 minutes earlier.

Area forecast discussion, Apr 20, 8:07 PM EDT, 34 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BINGHAMTON NY
808 PM EDT SAT APR 20 1996

WILL KEEP THIS SHORT AND OUT EARLY AS RADAR HAS BECOME A BIT ACTIVE THIS
EVENING. LINE OF WEAK CONVECTION DEVELOPED OVER ELM AND LINE DEVELOPED
NE TOWARD CORTLAND NY. THIS LINE APPEARS TO BE MOVING SLOWLY EAST. WILL
CONTINUE TO WATCH PROGRESSION OF THE PCPN AS IT MOVES TOWARD OTSEGO
COUNTY. ALB...ANY QUESTIONS FEEL FREE TO CALL ABOUT SITUATION IN THAT
COUNTY.

LATEST SFC ANALYSIS SHOWS CDFNT WAS PUSHING THRU CENTRAL OH THIS
EVENING BUT MOST OF THE CONVECTION WAS CONFINED TO LAKE ONTARIO. MSTR
WAS CONVERGING ON THE W HALF OF NY AND PA RIGHT WHERE STORMS OVR THE
SOUTHERN TIER DEVELOPED. AS SUN BEGINS TO DROP OVR THE
HORIZON...CONVECTION SHOULD BEGIN TO DIE.

AS FOR TEMPS WILL LEAVE THEM ALONE AS THEY STILL LOOK GOOD. WILL REMOVE
WORDING OF RW/TRW THIS EVENING AS ACTIVITY WILL HOPEFULLY BE GONE BY
ISSUANCE TIME. IF ANYTHING CHANGES I WILL SEND A QUICK UPDATE.

.BGM...NONE.

LOMBARDY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 20, 8:29 PM EDTSevere Thunderstorm WarningBGMCortland46 min
Apr 20, 8:34 PM EDTTornado WarningBGMCortland41 min
Apr 20, 9:02 PM EDTSevere Thunderstorm WarningBGMMadison28 min

Nearby

Severe Thunderstorm Warnings in New York, 1996Every severe thunderstorm warning in 1996

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.