Alert archive / New York / Flash Flood Warnings in 2019

Flash Flood Warning 11, NWS Albany, NY

October 31, 2019Herkimer County, New York

NWS Albany, NY issued this flash flood warning at Oct 31, 2019, 11:10 PM EDT for Herkimer County, New York. It was in force for 7 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, 11:10 PM EDT (03:10 UTC)
Expired: Nov 1, 2019, 6:00 AM EDT
In force: 7 hr
Issued by: NWS Albany, NY
Area: Storm-based polygon
Emergency: Flash flood emergency
Flood severity: None

County Herkimer County, NY

The radar

The Ft Drum radar (KTYX), 69 km from the middle of the area, began a volume at 03:09 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 00:00Z, 3.2 hours before the alert went out and 123 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: 5 J/kg
Mixed-layer CIN: -217 J/kg
Mixed-layer LCL: 692 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 447 m²/s²
0-3 km storm-relative helicity: 592 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 Albany, NY wrote its last area forecast discussion before this flash flood warning went out at Oct 31, 9:49 PM EDT, 1 hour 21 minutes earlier.

Area forecast discussion, Oct 31, 9:49 PM EDT, 1 hour 21 minutes before

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Hazardous weather outlook, Oct 31, 6:47 PM EDT, 4 hours 23 minutes before

Hazardous Weather Outlook
National Weather Service Albany NY
647 PM EDT Thu Oct 31 2019

NYZ058>061-063>066-011100-
Western Greene-Eastern Greene-Western Columbia-Eastern Columbia-
Western Ulster-Eastern Ulster-Western Dutchess-Eastern Dutchess-
647 PM EDT Thu Oct 31 2019

...WIND ADVISORY IN EFFECT UNTIL 8 PM EDT FRIDAY...
...SEVERE THUNDERSTORM WATCH 690 IN EFFECT UNTIL 2 AM EDT FRIDAY...

This Hazardous Weather Outlook is for Greene, Columbia, Ulster and
Dutchess Counties of east 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.
   Severe Thunderstorm Watch.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

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

   Wind Advisory.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
reports to the National Weather Service in Albany.

NYZ032-033-038>043-047>054-082>084-011100-
Northern Herkimer-Hamilton-Southern Herkimer-Southern Fulton-
Montgomery-Northern Saratoga-Northern Warren-Northern Washington-
Schoharie-Western Schenectady-Eastern Schenectady-Southern Saratoga-
Western Albany-Eastern Albany-Western Rensselaer-Eastern Rensselaer-
Northern Fulton-Southeast Warren-Southern Washington-
647 PM EDT Thu Oct 31 2019

...WIND ADVISORY IN EFFECT UNTIL 5 AM EDT FRIDAY...
...FLOOD WATCH IN EFFECT THROUGH FRIDAY EVENING...
...SEVERE THUNDERSTORM WATCH 690 IN EFFECT UNTIL 2 AM EDT FRIDAY...
...HIGH WIND WARNING IN EFFECT FROM 5 AM TO 6 PM EDT FRIDAY...

This Hazardous Weather Outlook is for portions of the Adirondacks,
Mohawk Valley, Capital Region and Taconics of east 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.

   Flood Watch.
   Wind Advisory.
   Severe Thunderstorm Watch.
   High Wind Warning.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

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

   Flood Watch.
   High Wind Warning.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
reports to the National Weather Service in Albany.

CTZ001-013-MAZ001-025-011100-
Northern Litchfield-Southern Litchfield-Northern Berkshire-
Southern Berkshire-
647 PM EDT Thu Oct 31 2019

...WIND ADVISORY IN EFFECT UNTIL 8 PM EDT FRIDAY...

This Hazardous Weather Outlook is for northwestern Connecticut and
western Massachusetts.

.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...Friday through Wednesday.

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

   Wind Advisory.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
reports to the National Weather Service in Albany.

VTZ013>015-011100-
Bennington-Western Windham-Eastern Windham-
647 PM EDT Thu Oct 31 2019

...WIND ADVISORY IN EFFECT UNTIL 8 PM EDT FRIDAY...
...FLOOD WATCH IN EFFECT THROUGH FRIDAY EVENING...

This Hazardous Weather Outlook is for southern Vermont.

.DAY ONE...Tonight.

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

   Flood Watch.
   Wind Advisory.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

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

   Flood Watch.
   Wind Advisory.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
reports to the National Weather Service in Albany.

In the hours before

Local storm report, Oct 31, 9:18 PM EDT, 1 hour 52 minutes before

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Special weather statement, Oct 31, 9:28 PM EDT, 1 hour 42 minutes before

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Local storm report, Oct 31, 9:54 PM EDT, 1 hour 16 minutes before

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Local storm report, Oct 31, 10:01 PM EDT, 1 hour 9 minutes before

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Special weather statement, Oct 31, 10:14 PM EDT, 56 minutes before

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Special weather statement, Oct 31, 10:49 PM EDT, 21 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 31, 8:20 PM EDT	Special Weather Statement	ALY	Warren	55 min
Oct 31, 8:23 PM EDT	Flash Flood Warning	ALY	Hamilton, Herkimer	3 hr
Oct 31, 8:33 PM EDT	Areal Flood Advisory	ALY	Hamilton, Saratoga, Warren	3 hr
Oct 31, 8:44 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Herkimer	47 min
Oct 31, 8:52 PM EDT	Areal Flood Advisory	ALY	Fulton, Hamilton, Saratoga	3 hr
Oct 31, 8:55 PM EDT	River Flood Warning	ALY	Hamilton	50 hr
Oct 31, 9:01 PM EDT	River Flood Warning	ALY	Oneida	49 hr
Oct 31, 9:05 PM EDT	Flash Flood Warning	ALY	Fulton, Hamilton	3 hr
Oct 31, 9:28 PM EDT	Special Weather Statement	ALY	Oneida	47 min
Oct 31, 9:45 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Herkimer, Montgomery, Schoharie	45 min
Oct 31, 9:52 PM EDT	Areal Flood Advisory	ALY	Fulton, Montgomery, Schoharie	3 hr
Oct 31, 9:55 PM EDT	River Flood Warning	ALY	Herkimer, Montgomery, Oneida	63 hr
Oct 31, 10:01 PM EDT	River Flood Warning	ALY	Herkimer, Oneida	70 hr
Oct 31, 10:14 PM EDT	Special Weather Statement	ALY	Fulton, Montgomery	46 min
Oct 31, 10:49 PM EDT	Special Weather Statement	ALY	Ulster	26 min
Oct 31, 11:03 PM EDT	Areal Flood Advisory	ALY	Albany, Greene, Schoharie, Ulster	3 hr
Oct 31, 11:35 PM EDT	Special Weather Statement	ALY	Columbia, Dutchess, Greene, Ulster	40 min
Oct 31, 11:46 PM EDT	Areal Flood Advisory	ALY	Albany, Columbia, Greene, Rensselaer, Saratoga, Schenectady and 1 more	3 hr
Oct 31, 11:54 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Columbia, Dutchess, Greene, Rensselaer	36 min
Nov 1, 12:01 AM EDT	Areal Flood Advisory	ALY	Saratoga, Warren, Washington	3 hr
Nov 1, 12:04 AM EDT	River Flood Warning	ALY	Warren	6 days
Nov 1, 12:19 AM EDT	Areal Flood Advisory	ALY	Columbia, Rensselaer	3 hr
Nov 1, 12:48 AM EDT	Special Weather Statement	ALY	Saratoga, Schenectady	42 min
Nov 1, 12:50 AM EDT	Areal Flood Advisory	ALY	Albany, Fulton, Montgomery, Saratoga, Schenectady, Schoharie	115 min
Nov 1, 1:02 AM EDT	Special Weather Statement	ALY	Columbia, Dutchess	43 min
Nov 1, 1:07 AM EDT	Special Weather Statement	ALY	Washington	23 min
Nov 1, 1:23 AM EDT	Special Weather Statement	ALY	Rensselaer	37 min
Nov 1, 1:49 AM EDT	River Flood Warning	ALY	Warren	35 hr
Nov 1, 2:35 AM EDT	Areal Flood Warning	ALY	Fulton, Herkimer, Montgomery, Schenectady	6 hr
Nov 1, 2:45 AM EDT	River Flood Warning	ALY	Ulster	3 hr
Nov 1, 3:48 AM EDT	Areal Flood Warning	ALY	Hamilton	30 hr
Nov 1, 4:31 AM EDT	River Flood Warning	ALY	Saratoga, Warren	42 hr
Nov 1, 4:31 AM EDT	River Flood Warning	ALY	Saratoga, Washington	48 hr
Nov 1, 4:31 AM EDT	River Flood Warning	ALY	Albany, Rensselaer, Saratoga	56 hr
Nov 1, 6:00 AM EDT	Areal Flood Warning	ALY	Herkimer	24 hr
Nov 1, 8:25 AM EDT	River Flood Warning	ALY	Washington	9 hr
Nov 1, 8:26 AM EDT	Flash Flood Watch	ALY	Fulton, Herkimer, Montgomery	3 days
Nov 1, 8:31 AM EDT	Flash Flood Warning Emergency	ALY	Herkimer	6 hr
Nov 1, 8:36 AM EDT	Areal Flood Warning	ALY	Montgomery	12 hr
Nov 1, 10:42 AM EDT	Areal Flood Advisory	ALY	Warren	6 hr
Nov 1, 11:44 AM EDT	River Flood Warning	ALY	Montgomery, Saratoga, Schenectady	11 hr
Nov 1, 1:50 AM EDT	Special Weather Statement	ALY	Bennington, Windham	40 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.