Alert archive / New York / Snow Squall Warnings in 2019

Snow Squall Warning 9, NWS Burlington, VT

December 11, 2019Franklin County, St. Lawrence County, New York

NWS Burlington, VT issued this snow squall warning at Dec 11, 2019, 3:37 PM EST for Franklin County, St. Lawrence County, New York. It was in force for 68 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: Dec 11, 2019, 3:37 PM EST (20:37 UTC)
Expired: Dec 11, 2019, 4:45 PM EST
In force: 68 min
Issued by: NWS Burlington, VT
Area: Storm-based polygon

Counties Franklin County, NY, St. Lawrence County, NY

The radar

The Ft Drum radar (KTYX), 117 km from the middle of the area, began a volume at 20:38 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.

What forecasters said that day

The local office's own words before this snow squall warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Burlington, VT wrote its last area forecast discussion before this snow squall warning went out at Dec 11, 1:21 PM EST, 2 hours 16 minutes earlier.

Area forecast discussion, Dec 11, 1:21 PM EST, 2 hours 16 minutes before

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Hazardous weather outlook, Dec 11, 3:17 AM EST, 12 hours 20 minutes before

Hazardous Weather Outlook
National Weather Service Burlington VT
317 AM EST Wed Dec 11 2019

NYZ026-027-029-030-087-120830-
Northern St. Lawrence-Northern Franklin-Southeastern St. Lawrence-
Southern Franklin-Southwestern St. Lawrence-
317 AM EST Wed Dec 11 2019

This Hazardous Weather Outlook is for northern New York.

.DAY ONE...Today and tonight.

Snow will develop this afternoon and evening as a cold front crosses
the area. This snow may be briefly heavy at times, producing a quick
inch or two of accumulation. Gusty west winds of 15 to 25 mph with
gusts to 35 mph are expected late this afternoon and evening, which
may result in patchy blowing snow.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NYZ028-031-034-035-VTZ001>012-016>019-120830-
Eastern Clinton-Western Clinton-Western Essex-Eastern Essex-
Grand Isle-Western Franklin-Orleans-Essex-Western Chittenden-
Lamoille-Caledonia-Washington-Western Addison-Orange-Western Rutland-
Windsor-Eastern Franklin-Eastern Chittenden-Eastern Addison-
Eastern Rutland-
317 AM EST Wed Dec 11 2019

This Hazardous Weather Outlook is for northern New York, central
Vermont, northeast Vermont, northwest Vermont and southern Vermont.

.DAY ONE...Today and tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Dec 11, 1:21 PM EST, 2 hours 16 minutes before

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Special weather statement, Dec 11, 1:35 PM EST, 2 hours 2 minutes before

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Special weather statement, Dec 11, 2:33 PM EST, 1 hour 4 minutes before

Special Weather Statement
National Weather Service Burlington VT
233 PM EST Wed Dec 11 2019

NYZ026-027-029-030-087-112045-
Northern St. Lawrence-Northern Franklin-Southeastern St.
Lawrence-Southern Franklin-Southwestern St. Lawrence-
233 PM EST Wed Dec 11 2019

...HEAVY SNOW SHOWERS WILL AFFECT WEST-CENTRAL FRANKLIN AND ST.
LAWRENCE COUNTIES...

At 230 PM EST...Bands of moderate to heavy snow showers were
near Degrasse...moving northeast at 25 mph.

Locations impacted include...
Potsdam, Massena, Gouverneur, Canton, Ogdensburg, Norfolk,
Oswegatchie, Lisbon, Louisville, De Kalb, Fowler, Parishville,
Colton, Morley, Degrasse, Helena, Carry Falls Reservoir, Waddington
and Richville.

  * Winds in excess of 25 mph are possible with these snow showers.

  * Visibilities will drop quickly to less than a half mile at times.

  * Snowfall accumulation of 1 to 2 inches is expected through 4 PM.

LAT...LON 4445 7576 4445 7578 4451 7575 4473 7543
      4477 7541 4478 7540 4488 7522 4489 7517
      4487 7516 4493 7508 4499 7489 4497 7493
      4497 7488 4500 7489 4501 7483 4500 7479
      4455 7426 4407 7510 4440 7584
TIME...MOT...LOC 1930Z 235DEG 33KT 4440 7513

Banacos

The office that day

Everything else NWS Burlington, VT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 11, 4:53 PM EST	Snow Squall Warning	BTV	Grand Isle	67 min
Dec 11, 5:56 PM EST	Snow Squall Warning	BTV	Chittenden, Franklin, Grand Isle, Orleans	64 min
Dec 11, 6:52 PM EST	Snow Squall Warning	BTV	Chittenden, Franklin, Grand Isle, Lamoille, Orleans	53 min
Dec 11, 1:21 PM EST	Special Weather Statement	BTV	St. Lawrence	69 min
Dec 11, 2:33 PM EST	Special Weather Statement	BTV	St. Lawrence	72 min

Nearby

Snow Squall Warnings in New York, 2019 Every snow squall 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; radar from the NEXRAD Level II archive.