Alert archive / New York / Flash Flood Watches in 2015

Flash Flood Watch 4, NWS Binghamton, NY

June 15, 201515 counties in New York

NWS Binghamton, NY issued this flash flood watch at Jun 15, 2015, 2:48 PM EDT for 15 counties in New York. It took effect at Jun 15, 2015, 10:00 PM EDT. It was in force for 17 hr.

The area

The counties it named.

The facts

Issued: Jun 15, 2015, 2:48 PM EDT (18:48 UTC)
In effect from: Jun 15, 2015, 10:00 PM EDT
Expired: Jun 16, 2015, 2:49 PM EDT
In force: 17 hr
Issued by: NWS Binghamton, NY
Flood severity: None

Counties Broome County, NY, Cayuga County, NY, Chemung County, NY, Chenango County, NY, Cortland County, NY, Delaware County, NY, Madison County, NY, Onondaga County, NY, Otsego County, NY, Schuyler County, NY, Seneca County, NY, Steuben County, NY, Tioga County, NY, Tompkins County, NY, Yates County, NY

The radar

The Binghamton radar (KBGM), 42 km from the middle of the area, began a volume at 18:52 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, 6.8 hours before the alert went out and 336 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 456 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 397 m²/s²
0-3 km storm-relative helicity: 607 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood watch 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 flash flood watch went out at Jun 15, 2:44 PM EDT, 4 minutes earlier.

Area forecast discussion, Jun 15, 2:44 PM EDT, 4 minutes before

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Hazardous weather outlook, Jun 15, 4:17 AM EDT, 10 hours 31 minutes before

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In the hours before

Local storm report, Jun 15, 2:18 PM EDT, 30 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
Jun 14, 10:10 PM EDT	Flash Flood Warning	BGM	Broome, Chenango, Delaware	6 hr
Jun 14, 10:11 PM EDT	Special Weather Statement	BGM	Cayuga, Onondaga	79 min
Jun 14, 11:21 PM EDT	Special Weather Statement	BGM	Sullivan	84 min
Jun 14, 11:36 PM EDT	Special Weather Statement	BGM	Oneida, Onondaga	84 min

Nearby

Flash Flood Watches in New York, 2015 Every flash flood watch in 2015

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.