Alert archive / New York / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 135, NWS Binghamton, NY

November 15, 2020Madison County, Oneida County, Onondaga County, New York

NWS Binghamton, NY issued this severe thunderstorm warning at Nov 15, 2020, 6:24 PM EST for Madison County, Oneida County, Onondaga County, New York. It was in force for 41 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
Nov 15, 2020, 6:24 PM EST (23:24 UTC)
Expired
Nov 15, 2020, 7:05 PM EST
In force
41 min
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Madison County, NY, Oneida County, NY, Onondaga County, NY

The radar

The Ft Drum radar (KTYX), 78 km from the middle of the area, began a volume at 23:23 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 11.4 hours before the alert went out and 163 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 12:00Z on 2020-11-15Temperature 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, Albany, NY at 12:00Z on 2020-11-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 164 square meters per square second.1939587897Sfc1 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
1248 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
164 m²/s²
0-3 km storm-relative helicity
313 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Nov 15, 3:54 PM EST, 2 hours 30 minutes earlier.

Area forecast discussion, Nov 15, 3:54 PM EST, 2 hours 30 minutes before
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Hazardous weather outlook, Nov 15, 6:17 PM EST, 7 minutes before
Hazardous Weather Outlook
National Weather Service Binghamton NY
617 PM EST Sun Nov 15 2020

NYZ009-015>018-022-023-025-036-037-044-162330-
Northern Oneida-Yates-Seneca-Southern Cayuga-Onondaga-Steuben-
Schuyler-Tompkins-Madison-Southern Oneida-Cortland-
617 PM EST Sun Nov 15 2020

...WIND ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING...

This Hazardous Weather Outlook is for central New York.

.DAY ONE...Tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Wind Advisory.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NYZ024-045-046-055>057-062-PAZ038>040-043-044-047-048-072-162330-
Chemung-Chenango-Otsego-Tioga-Broome-Delaware-Sullivan-Bradford-
Susquehanna-Northern Wayne-Wyoming-Lackawanna-Luzerne-Pike-
Southern Wayne-
617 PM EST Sun Nov 15 2020

This Hazardous Weather Outlook is for central New York and
northeast Pennsylvania.

.DAY ONE...Tonight.

A line of showers will finish moving through the region this
evening. Winds could gust as high as 40 to 50 mph along and just
behind the line, which is enough for minor damage to trees and
powerlines.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Nov 15, 2:38 PM EST, 3 hours 46 minutes before
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Special weather statement, Nov 15, 5:32 PM EST, 52 minutes before
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Special weather statement, Nov 15, 6:01 PM EST, 23 minutes before
Special Weather Statement
National Weather Service Binghamton NY
601 PM EST Sun Nov 15 2020

NYZ045-055-056-160000-
Chenango NY-Tioga NY-Broome NY-
601 PM EST Sun Nov 15 2020

...STRONG GUSTS WILL AFFECT TIOGA...BROOME...AND CHENANGO...
COUNTIES THROUGH 700 PM EST...

At 558 PM EST, Doppler radar was tracking a line of showers along a
powerful cold front extending from just west of Chenango County, to
along the Tioga Broome County border. Movement was east at 40 mph.

Wind gusts of 40 to 50 mph will be possible along and behind this
line of showers. That is strong enough to cause minor damage to
trees and powerlines.

Locations impacted include...
Binghamton, Vestal, Johnson City, Endicott, Norwich, Kirkwood,
Conklin, Maine, Owego and Guilford.

LAT...LON 4267 7533 4257 7533 4251 7540 4241 7537
      4239 7540 4236 7539 4232 7542 4205 7543
      4200 7539 4200 7632 4230 7627 4230 7625
      4241 7625 4242 7587 4272 7589 4274 7530
TIME...MOT...LOC 2258Z 249DEG 35KT 4249 7619 4200 7627

MDP
Local storm report, Nov 15, 6:04 PM EST, 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BINGHAMTON NY
604 PM EST SUN NOV 15 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0600 PM     TSTM WND DMG     TUNKHANNOCK             41.54N 75.95W
11/15/2020                   WYOMING            PA   911 CALL CENTER

            TREE AND WIRES DOWN.

&&

BJG

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 15, 4:31 PM ESTSevere Thunderstorm WarningBGMSteuben, Yates44 min
Nov 15, 6:01 PM ESTSpecial Weather StatementBGMBroome, Chenango59 min
Nov 15, 6:29 PM ESTSpecial Weather StatementBGMSullivan76 min
Nov 15, 6:40 PM ESTSpecial Weather StatementBGMDelaware, Otsego65 min
Nov 15, 5:32 PM ESTSpecial Weather StatementBGMBradford, Lackawanna, Luzerne, Susquehanna, Wayne, Wyoming58 min

Nearby

Severe Thunderstorm Warnings in New York, 2020Every severe thunderstorm warning in 2020

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; radar from the NEXRAD Level II archive.