Alert archive / New York / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 25, NWS Binghamton, NY

May 28, 2018Broome County, Tioga County, New York; Bradford County, Susquehanna County, Pennsylvania

NWS Binghamton, NY issued this severe thunderstorm warning at May 28, 2018, 4:13 PM EDT for Broome County, Tioga County, New York; Bradford County, Susquehanna County, Pennsylvania. It was in force for 62 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: May 28, 2018, 4:13 PM EDT (20:13 UTC)
Expired: May 28, 2018, 5:15 PM EDT
In force: 62 min
Issued by: NWS Binghamton, NY
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

Counties Broome County, NY, Tioga County, NY, Bradford County, PA, Susquehanna County, PA

The radar

The Binghamton radar (KBGM), 26 km from the middle of the area, began a volume at 20:14 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

Brookhaven, NY (KOKX), launched 12:00Z, 8.2 hours before the alert went out and 298 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 4 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 437 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 43 m²/s²
0-3 km storm-relative helicity: 60 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 May 28, 3:40 PM EDT, 33 minutes earlier.

Area forecast discussion, May 28, 3:40 PM EDT, 33 minutes before

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Hazardous weather outlook, May 28, 3:54 PM EDT, 19 minutes before

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In the hours before

Special weather statement, May 28, 2:22 PM EDT, 1 hour 51 minutes before

Special Weather Statement
National Weather Service Binghamton NY
222 PM EDT MON MAY 28 2018

NYZ017-025-044-281900-
Cortland NY-Southern Cayuga NY-Tompkins NY-
222 PM EDT MON MAY 28 2018

...STRONG THUNDERSTORM WILL AFFECT...SOUTHEASTERN CAYUGA...CENTRAL
CORTLAND AND NORTHEASTERN TOMPKINS COUNTIES UNTIL 300 PM EDT...

At 221 PM EDT, Doppler radar was tracking a strong thunderstorm over
Locke, or 11 miles west of Cortland, moving east at 15 mph.

Nickel size hail and wind gusts up to 50 mph will be possible with
this storm.

This strong thunderstorm will be near...
  Groton around 235 PM EDT.
  Freeville around 240 PM EDT.
  Dryden around 250 PM EDT.
  Cortland and Homer around 300 PM EDT.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 4256 7653 4274 7647 4268 7592 4242 7601
TIME...MOT...LOC 1821Z 283DEG 14KT 4264 7641

MLJ

Local storm report, May 28, 3:49 PM EDT, 24 minutes before

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Special weather statement, May 28, 3:59 PM EDT, 14 minutes before

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Special weather statement, May 28, 4:03 PM EDT, 10 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 28, 2:22 PM EDT	Special Weather Statement	BGM	Cortland	38 min
May 28, 2:39 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Cortland, Tompkins	66 min
May 28, 3:17 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Cortland, Tioga, Tompkins	43 min
May 28, 3:31 PM EDT	Severe Thunderstorm Warning	BGM	Tioga, Tompkins	59 min
May 28, 3:43 PM EDT	Severe Thunderstorm Warning	BGM	Chemung, Tioga	62 min
May 28, 3:59 PM EDT	Special Weather Statement	BGM	Broome	61 min
May 28, 4:03 PM EDT	Special Weather Statement	BGM	Cortland	42 min
May 28, 4:34 PM EDT	Special Weather Statement	BGM	Tioga	41 min
May 28, 4:52 PM EDT	Severe Thunderstorm Warning	BGM	Tioga	38 min
May 28, 5:24 PM EDT	Severe Thunderstorm Warning	BGM	Bradford, Susquehanna, Wyoming	32 min

Nearby

Severe Thunderstorm Warnings in New York, 2018 Severe Thunderstorm Warnings in Pennsylvania, 2018 Every severe thunderstorm warning in 2018

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.