Alert archive / New York / Special Weather Statements in 2017

Special Weather Statement, NWS Buffalo, NY

December 26, 2017Lewis County, New York

NWS Buffalo, NY issued this special weather statement at Dec 26, 2017, 6:30 PM EST for Lewis County, New York. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Dec 26, 2017, 6:30 PM EST (23:30 UTC)
Expired: Dec 26, 2017, 8:30 PM EST
In force: 2 hr
Issued by: NWS Buffalo, NY

County Lewis County, NY

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 11.5 hours before the alert went out and 201 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: 1569 m above ground
0-6 km bulk shear: 88 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: 119 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

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

NWS Buffalo, NY wrote its last area forecast discussion before this special weather statement went out at Dec 26, 4:35 PM EST, 1 hour 55 minutes earlier.

Area forecast discussion, Dec 26, 4:35 PM EST, 1 hour 55 minutes before

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Hazardous weather outlook, Dec 26, 6:20 AM EST, 12 hours 10 minutes before

Hazardous Weather Outlook
National Weather Service Buffalo NY
620 AM EST Tue Dec 26 2017

NYZ001>003-010-011-013-014-271200-
Niagara-Orleans-Monroe-Northern Erie-Genesee-Livingston-Ontario-
620 AM EST Tue Dec 26 2017

This Hazardous Weather Outlook is for portions of western New York.

.DAY ONE...Today and Tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

This product, along with other watches, warnings, advisories, and
statements issued by the National Weather Service office in Buffalo
can be found on the internet at http://www.weather.gov/buf

NYZ012-019>021-085-271200-
Wyoming-Chautauqua-Cattaraugus-Allegany-Southern Erie-
620 AM EST Tue Dec 26 2017

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 6 PM EST WEDNESDAY...

This Hazardous Weather Outlook is for portions of western New York.

.DAY ONE...Today and Tonight.

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

   Lake Effect Snow Warning.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

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

   Lake Effect Snow Warning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

This product, along with other watches, warnings, advisories, and
statements issued by the National Weather Service office in Buffalo
can be found on the internet at http://www.weather.gov/buf

NYZ004-271200-
Wayne-
620 AM EST Tue Dec 26 2017

...WINTER STORM WATCH IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY
MORNING...

This Hazardous Weather Outlook is for portions of western New York.

.DAY ONE...Today and Tonight.

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

   Winter Storm Watch.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

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

   Winter Storm Watch.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

This product, along with other watches, warnings, advisories, and
statements issued by the National Weather Service office in Buffalo
can be found on the internet at http://www.weather.gov/buf

NYZ005-271200-
Northern Cayuga-
620 AM EST Tue Dec 26 2017

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 6 PM EST WEDNESDAY...

This Hazardous Weather Outlook is for portions of central New York.

.DAY ONE...Today and Tonight.

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

   Lake Effect Snow Warning.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

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

   Lake Effect Snow Warning.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

This product, along with other watches, warnings, advisories, and
statements issued by the National Weather Service office in Buffalo
can be found on the internet at http://www.weather.gov/buf

NYZ006-271200-
Oswego-
620 AM EST Tue Dec 26 2017

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 6 PM EST WEDNESDAY...

This Hazardous Weather Outlook is for portions of central New York.

.DAY ONE...Today and Tonight.

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

   Lake Effect Snow Warning.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

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

   Lake Effect Snow Warning.

The combination of very low temperatures and a modest wind Wednesday
night will produce dangerously low wind chill values of 15 to 20
below zero. As confidence in this forecast increases...wind chill
headlines may be required.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

This product, along with other watches, warnings, advisories, and
statements issued by the National Weather Service office in Buffalo
can be found on the internet at http://www.weather.gov/buf

NYZ007-008-271200-
Jefferson-Lewis-
620 AM EST Tue Dec 26 2017

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 6 PM EST WEDNESDAY...

This Hazardous Weather Outlook is for portions of central New York.

.DAY ONE...Today and Tonight.

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

   Lake Effect Snow Warning.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

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

   Lake Effect Snow Warning.

The combination of very low temperatures and a modest wind Wednesday
night will produce dangerously low wind chill values of 25 to 30
below zero. As confidence in this forecast increases...wind chill
headlines may be required.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

This product, along with other watches, warnings, advisories, and
statements issued by the National Weather Service office in Buffalo
can be found on the internet at http://www.weather.gov/buf

LEZ020-040-041-LOZ030-042>045-062>065-SLZ022-024-271200-
Upper Niagara River and Buffalo Harbor-
Lake Erie nearshore waters from Ripley to Dunkirk-
Lake Erie nearshore waters from Dunkirk to Buffalo-
Lower Niagara River-
Lake Ontario nearshore waters from the Niagara River to Hamlin Beach-
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
Lake Ontario nearshore waters from Sodus Bay to Mexico Bay-
Lake Ontario nearshore waters from Mexico Bay to the Saint Lawrence
River-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
Lake Ontario open waters from Hamlin Beach to Sodus Bay-
Lake Ontario open waters from Sodus Bay to Mexico Bay-
Lake Ontario open waters from Mexico Bay to the Saint Lawrence River-
Saint Lawrence River from Cape Vincent to Ogdensburg-
Saint Lawrence River from Ogdensburg to Saint Regis-
620 AM EST Tue Dec 26 2017

This Hazardous Weather Outlook is for the New York waters of Lake
Erie, Lake Ontario, and the Saint Lawrence River.

.DAY ONE...Today and Tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

This product, along with other watches, warnings, advisories, and
statements issued by the National Weather Service office in Buffalo
can be found on the internet at http://www.weather.gov/buf

JJR/RSH

In the hours before

Special weather statement, Dec 26, 1:34 PM EST, 4 hours 56 minutes before

Special Weather Statement
National Weather Service Buffalo NY
134 PM EST TUE DEC 26 2017

NYZ006>008-262130-
Jefferson-Oswego-Lewis-
134 PM EST TUE DEC 26 2017

...A BAND OF LAKE EFFECT SNOW WILL AFFECT SOUTHWESTERN JEFFERSON...
LEWIS AND NORTHEASTERN OSWEGO COUNTIES...

At 133 PM EST, A band of lake effect snow producing snow fall rates
of 2 to 4 inches per hour extended across Southern Jefferson,
Central Lewis, and Northern Oswego counties, including the Tug Hill
Plateau. The northern edge of this lake band extends along a line
from Belleville to Barnes Corners to Castorland. The southern edge
of this lake band extends along a line from Sandy Creek to near
North Osceola to Whetstone Gulf State Park. Blowing and drifting
snow is also occurring within this band, which will continue to
remain in place across the area into the early afternoon hours.

Locations impacted include...
Sandy Island Beach State Park, Stony Point, Lowville, Pulaski, Adams,
Redfield, Selkirk Shores State Park, Highmarket, Adams Center and
Southwick Beach State Park.

This includes Interstate 81 between exits 36 and 41.

Driving within this snow band will be extremely difficult with snow
covered roads and visibilities down to near zero at times. If you
must travel across this area, slow down and allow plenty of extra
time to reach your destination.

LAT...LON 4352 7532 4355 7646 4357 7636 4356 7631
      4358 7626 4378 7629 4384 7636 4384 7635
      4393 7515 4361 7511

Welch

Local storm report, Dec 26, 4:03 PM EST, 2 hours 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
403 PM EST TUE DEC 26 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0359 PM     SNOW             PERRYSBURG              42.46N  79.00W
12/26/2017  M32.0 INCH       CATTARAUGUS        NY   CO-OP OBSERVER

&&

EVENT NUMBER BUF1702085

SJW

Special weather statement, Dec 26, 4:33 PM EST, 1 hour 57 minutes before

Special Weather Statement
National Weather Service Buffalo NY
433 PM EST TUE DEC 26 2017

NYZ006>008-262330-
Jefferson-Oswego-Lewis-
433 PM EST TUE DEC 26 2017

...A BAND OF LAKE EFFECT SNOW WILL AFFECT SOUTHERN JEFFERSON...LEWIS
AND NORTHEASTERN OSWEGO COUNTIES...

At 432 PM EST, A band of lake effect snow producing snow fall rates
of 2 to 4 inches per hour extended across Southern Jefferson,
Central Lewis, and Northern Oswego counties. The northern edge of
this lake band extends along a line from Henderson to Rodman to
Copenhagen. The southern edge of this lake band extends along a line
from near Sandy Creek to near Smartville to Whetstone Gulf State
Park. Blowing and drifting snow is also occurring within this band.

Locations impacted include...
Sandy Island Beach State Park, Stony Point, Lowville, Adams, Adams
Center, Henderson Harbor, Barnes Corners, Whetstone Gulf State Park,
Southwick Beach State Park and Highmarket.

This includes Interstate 81 between exits 37 and 44.

Driving within this snow band will be extremely difficult with snow
covered roads and visibilities down to near zero at times. If you
must travel across this area, slow down and allow plenty of extra
time to reach your destination

LAT...LON 4358 7520 4359 7626 4378 7629 4383 7636
      4387 7635 4384 7645 4385 7649 4389 7650
      4397 7515 4361 7511

Welch

Local storm report, Dec 26, 6:23 PM EST, 7 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
623 PM EST TUE DEC 26 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0547 PM     SNOW             8 N REDFIELD            43.64N  75.88W
12/26/2017  M56.9 INCH       OSWEGO             NY   CO-OP OBSERVER

&&

EVENT NUMBER BUF1702086

SJW

Special weather statement, Dec 26, 6:30 PM EST, 0 minutes before

Special Weather Statement
National Weather Service Buffalo NY
630 PM EST TUE DEC 26 2017

NYZ006>008-270130-
Jefferson-Oswego-Lewis-
630 PM EST TUE DEC 26 2017

...A BAND OF LAKE EFFECT SNOW WILL AFFECT SOUTH CENTRAL JEFFERSON...
SOUTHERN LEWIS AND NORTHERN OSWEGO COUNTIES...

At 629 PM EST, A band of lake effect snow producing snow fall rates
of 2 to 4 inches per hour extended across Southern Jefferson,
Central Lewis, and Northern Oswego counties. The northern edge of
this lake band extends along a line from Belleville to Lorraine to
Bellwood. The southern edge of this lake band extends along a line
from near Pulaski to North Osceola to Turin. This band of lake
effect snow is slowly moving south. Blowing and drifting snow is
also occurring within this band.

Locations impacted include...
Sandy Island Beach State Park, Lowville, Pulaski, Adams, Redfield,
Selkirk Shores State Park, Highmarket, Mexico Point State Park, Nine
Mile Point and Barnes Corners.

This includes Interstate 81 between exits 35 and 40.

Driving within this snow band will be extremely difficult with snow
covered roads and visibilities down to near zero at times. If you
must travel across this area, slow down and allow plenty of extra
time to reach your destination.

LAT...LON 4347 7543 4351 7651 4356 7645 4357 7636
      4356 7631 4358 7626 4369 7626 4380 7631
      4385 7514 4361 7511

Welch

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 25, 7:48 PM EST	Special Weather Statement	BUF	Lewis, Oswego	57 min
Dec 25, 8:48 PM EST	Special Weather Statement	BUF	Lewis, Oswego	57 min
Dec 25, 9:10 PM EST	Special Weather Statement	BUF	Chautauqua, Wyoming	65 min
Dec 25, 9:50 PM EST	Special Weather Statement	BUF	Lewis, Oswego	85 min
Dec 25, 10:40 PM EST	Special Weather Statement	BUF	Chautauqua, Livingston	50 min
Dec 26, 4:14 AM EST	Small Craft Advisory	BUF		62 hr
Dec 26, 5:34 AM EST	Special Weather Statement	BUF	Lewis	116 min
Dec 26, 7:49 AM EST	Special Weather Statement	BUF	Lewis	3 hr
Dec 26, 10:40 AM EST	Special Weather Statement	BUF	Lewis	3 hr
Dec 26, 1:34 PM EST	Special Weather Statement	BUF	Lewis	3 hr
Dec 26, 2:22 PM EST	Winter Weather Advisory	BUF	Monroe, Niagara, Orleans, Wayne	29 hr
Dec 26, 4:33 PM EST	Special Weather Statement	BUF	Lewis	117 min

Nearby

Special Weather Statements in New York, 2017 Every special weather statement in 2017

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.