Alert archive / New York / Flash Flood Warnings in 2019

Flash Flood Warning 25, NWS Binghamton, NY

October 31, 2019Chenango County, Cortland County, Madison County, New York

NWS Binghamton, NY issued this flash flood warning at Oct 31, 2019, 7:50 PM EDT for Chenango County, Cortland County, Madison County, New York. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 31, 2019, 7:50 PM EDT (23:50 UTC)
Expired: Nov 1, 2019, 1:45 AM EDT
In force: 6 hr
Issued by: NWS Binghamton, NY
Area: Storm-based polygon
Flood severity: None

Counties Chenango County, NY, Cortland County, NY, Madison County, NY

The radar

The Binghamton radar (KBGM), 55 km from the middle of the area, began a volume at 23:52 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

Albany, NY (KALY), launched 12:00Z, 11.8 hours before the alert went out and 160 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: 517 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 344 m²/s²
0-3 km storm-relative helicity: 384 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 flash flood 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 flash flood warning went out at Oct 31, 3:27 PM EDT, 4 hours 23 minutes earlier.

Area forecast discussion, Oct 31, 3:27 PM EDT, 4 hours 23 minutes before

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Hazardous weather outlook, Oct 31, 3:18 PM EDT, 4 hours 32 minutes before

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In the hours before

Local storm report, Oct 31, 6:58 PM EDT, 52 minutes before

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Local storm report, Oct 31, 7:05 PM EDT, 45 minutes before

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Local storm report, Oct 31, 7:07 PM EDT, 43 minutes before

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Local storm report, Oct 31, 7:13 PM EDT, 37 minutes before

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Local storm report, Oct 31, 7:29 PM EDT, 21 minutes before

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Special weather statement, Oct 31, 7:37 PM EDT, 13 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
Oct 30, 9:00 PM EDT	Flood Watch	BGM	Broome, Chenango, Cortland, Delaware, Madison, Oneida and 2 more	40 hr
Oct 31, 4:26 AM EDT	High Wind Warning	BGM	Cayuga, Madison, Oneida, Onondaga, Seneca, Yates	31 hr
Oct 31, 4:51 PM EDT	River Flood Warning	BGM	Madison, Oneida	23 hr
Oct 31, 5:17 PM EDT	Special Weather Statement	BGM	Schuyler, Steuben	43 min
Oct 31, 5:56 PM EDT	Severe Thunderstorm Warning	BGM	Chemung, Cortland, Schuyler, Seneca, Steuben, Tioga and 1 more	64 min
Oct 31, 6:07 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Cortland, Madison, Onondaga, Tompkins	53 min
Oct 31, 6:16 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida, Onondaga	59 min
Oct 31, 6:49 PM EDT	Areal Flood Advisory	BGM	Cayuga, Chemung, Chenango, Cortland, Madison, Oneida and 6 more	116 min
Oct 31, 6:54 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Cortland, Madison, Oneida, Onondaga	66 min
Oct 31, 7:09 PM EDT	Severe Thunderstorm Warning	BGM	Oneida	66 min
Oct 31, 7:33 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chenango, Cortland, Delaware, Madison, Oneida and 1 more	57 min
Oct 31, 7:35 PM EDT	Areal Flood Advisory	BGM	Broome, Chenango, Cortland, Madison, Oneida	115 min
Oct 31, 7:37 PM EDT	Special Weather Statement	BGM	Tompkins	38 min
Oct 31, 7:51 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Cortland, Tioga, Tompkins	54 min
Oct 31, 7:54 PM EDT	Areal Flood Advisory	BGM	Broome, Chenango, Tioga	2 hr
Oct 31, 7:29 PM EDT	Severe Thunderstorm Warning	BGM	Bradford	61 min

Nearby

Flash Flood Warnings in New York, 2019 Every flash flood warning in 2019

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.