Alert archive / New York / Lake Effect Snow Advisories in 2017
Lake Effect Snow Advisory 8, NWS Buffalo, NY
NWS Buffalo, NY issued this lake effect snow advisory at Feb 2, 2017, 9:49 AM EST for 5 counties in New York. It was in force for 25 hr.
The area
The counties it named.
The facts
- Issued
- Feb 2, 2017, 9:49 AM EST (14:49 UTC)
- Expired
- Feb 3, 2017, 11:00 AM EST
- In force
- 25 hr
- Issued by
- NWS Buffalo, NY
Counties Cattaraugus County, NY, Chautauqua County, NY, Erie County, NY, Wayne County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 45 km from the middle of the area, began a volume at 14:52 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
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 2.8 hours before the alert went out and 42 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 960 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
296
WWUS41 KBUF 021449
WSWBUF
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
949 AM EST THU FEB 2 2017
NYZ006>008-022300-
/O.CON.KBUF.LE.W.0004.170202T1800Z-170205T0000Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF OSWEGO, WATERTOWN, AND LOWVILLE
949 AM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 7 PM EST SATURDAY...
* LOCATIONS...OSWEGO...JEFFERSON AND LEWIS COUNTIES. THE GREATEST
OVERALL ACCUMULATIONS WILL BE ACROSS THE TUG HILL PLATEAU.
* TIMING...FROM EARLY THIS AFTERNOON THROUGH EARLY SATURDAY
EVENING.
* ACCUMULATIONS...3 TO 6 INCHES THIS AFTERNOON...6 TO 10 INCHES
TONIGHT...6 TO 12 INCHES FRIDAY...3 TO 6 INCHES FRIDAY NIGHT...
AND 1 TO 3 INCHES SATURDAY...LEADING TO STORM TOTALS OF MORE
THAN 2 FEET IN THE MOST PERSISTENT LAKE SNOWS.
* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4353 7526 4369 7550 4372 7622 4355 7625
4356 7643 4338 7677 4331 7654 4324 7586 4348 7581
4346 7543
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
COORD...4369 7556 4397 7551 4389 7598 4377 7627
4350 7620 4341 7583 4348 7581 4343 7558 4352 7556
4359 7564
TIME Y17M02D03T1100Z-Y17M02D03T2300Z
COORD...4346 7545 4367 7575 4367 7595 4349 7633
4347 7659 4338 7677 4328 7663 4328 7620 4324 7586
4344 7581
TIME Y17M02D03T2300Z-Y17M02D05T0000Z
$$
NYZ005-022300-
/O.CON.KBUF.LE.W.0003.000000T0000Z-170203T0600Z/
NORTHERN CAYUGA-
INCLUDING THE CITY OF FAIR HAVEN
949 AM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...
* LOCATIONS...NORTHERN CAYUGA COUNTY.
* TIMING...THROUGH OVERNIGHT TONIGHT.
* ACCUMULATIONS...3 TO 6 INCHES TODAY AND 3 TO 5 INCHES TONIGHT.
* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4353 7526 4369 7550 4372 7622 4355 7625
4356 7643 4338 7677 4331 7654 4324 7586 4348 7581
4346 7543
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
COORD...4346 7545 4367 7575 4367 7595 4349 7633
4347 7659 4338 7677 4328 7663 4328 7620 4324 7586
4344 7581
TIME Y17M02D03T2300Z-Y17M02D05T0000Z
$$
NYZ004-022300-
/O.NEW.KBUF.LE.Y.0008.170202T1449Z-170203T0600Z/
WAYNE-
INCLUDING THE CITY OF NEWARK
949 AM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 1 AM EST FRIDAY...
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 1 AM EST FRIDAY.
* LOCATIONS...WAYNE COUNTY...MAINLY NORTHEASTERN PORTIONS.
* TIMING...THROUGH OVERNIGHT TONIGHT.
* ACCUMULATIONS...2 TO 4 INCHES TODAY AND 1 TO 3 INCHES TONIGHT.
* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.
&&
$$
JJR8 follow-up statements
444
WWUS41 KBUF 021926
WSWBUF
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
226 PM EST THU FEB 2 2017
NYZ006>008-030330-
/O.CON.KBUF.LE.W.0004.000000T0000Z-170205T0000Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF OSWEGO, WATERTOWN, AND LOWVILLE
226 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...
* LOCATIONS...OSWEGO...JEFFERSON AND LEWIS COUNTIES. THE
GREATEST OVERALL ACCUMULATIONS WILL BE ACROSS THE TUG HILL
PLATEAU.
* TIMING...THROUGH EARLY SATURDAY EVENING.
* ACCUMULATIONS...2 TO 4 INCHES LATE THIS AFTERNOON...6 TO 12
INCHES TONIGHT...8 TO 14 INCHES FRIDAY...6 TO 12 INCHES FRIDAY
NIGHT...AND 4 TO 8 INCHES SATURDAY.
* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4357 7520 4371 7529 4378 7581 4374 7625
4357 7625 4356 7643 4336 7677 4318 7587 4348 7581
4344 7545
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
COORD...4377 7522 4393 7536 4397 7572 4388 7637
4383 7629 4361 7623 4350 7641 4344 7581 4343 7553
4353 7526
TIME Y17M02D03T1100Z-Y17M02D03T2300Z
COORD...4358 7516 4377 7570 4376 7600 4363 7623
4355 7625 4347 7659 4334 7641 4331 7588 4348 7581
4342 7550
TIME Y17M02D03T2300Z-Y17M02D04T0600Z
COORD...4340 7586 4352 7581 4355 7586 4356 7616
4348 7627 4350 7647 4345 7663 4339 7661 4330 7645
4320 7587
TIME Y17M02D04T0600Z-Y17M02D04T1200Z
COORD...4362 7528 4369 7550 4383 7563 4385 7577
4379 7606 4367 7623 4350 7626 4343 7598 4342 7550
4355 7523
TIME Y17M02D04T1200Z-Y17M02D05T0000Z
$$
NYZ005-030330-
/O.CON.KBUF.LE.W.0003.000000T0000Z-170203T0600Z/
NORTHERN CAYUGA-
INCLUDING THE CITY OF FAIR HAVEN
226 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...
* LOCATIONS...NORTHERN CAYUGA COUNTY.
* TIMING...THROUGH OVERNIGHT TONIGHT.
* ACCUMULATIONS...AN ADDITIONAL 4 TO 8 INCHES THROUGH THIS
EVENING...WITH THE GREATEST AMOUNTS NEAR THE LAKE ONTARIO
SHORE.
* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4357 7520 4371 7529 4378 7581 4374 7625
4357 7625 4356 7643 4336 7677 4318 7587 4348 7581
4344 7545
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
$$
NYZ004-030330-
/O.CON.KBUF.LE.Y.0008.000000T0000Z-170203T0600Z/
WAYNE-
INCLUDING THE CITY OF NEWARK
226 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...
* LOCATIONS...WAYNE COUNTY...MAINLY NORTHEASTERN PORTIONS.
* TIMING...THROUGH OVERNIGHT TONIGHT.
* ACCUMULATIONS...AN ADDITIONAL 2 TO 4 INCHES THROUGH THIS EVENING
ACROSS FAR NORTHEASTERN PORTIONS OF THE COUNTY.
* WINDS...WEST 15 TO 25 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$
JJR/HICTCHOCK588
WWUS41 KBUF 022249
WSWBUF
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
549 PM EST THU FEB 2 2017
NYZ006>008-030700-
/O.CON.KBUF.LE.W.0004.000000T0000Z-170205T0000Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF OSWEGO, WATERTOWN, AND LOWVILLE
549 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...
* LOCATIONS...OSWEGO...JEFFERSON AND LEWIS COUNTIES. THE
GREATEST OVERALL ACCUMULATIONS WILL BE ACROSS THE TUG HILL
PLATEAU.
* TIMING...THROUGH EARLY SATURDAY EVENING.
* ACCUMULATIONS...6 TO 12 INCHES TONIGHT...8 TO 14 INCHES
FRIDAY...6 TO 12 INCHES FRIDAY NIGHT...AND 4 TO 8 INCHES
SATURDAY.
* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...UNDER A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WARNING MEANS THAT SIGNIFICANT WINTER WEATHER
IS EXPECTED IN LOCALIZED AREAS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4357 7520 4371 7529 4378 7581 4374 7625
4357 7625 4356 7643 4336 7677 4318 7587 4348 7581
4344 7545
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
COORD...4377 7522 4393 7536 4397 7572 4388 7637
4383 7629 4361 7623 4350 7641 4344 7581 4343 7553
4353 7526
TIME Y17M02D03T1100Z-Y17M02D03T2300Z
COORD...4358 7516 4377 7570 4376 7600 4363 7623
4355 7625 4347 7659 4334 7641 4331 7588 4348 7581
4342 7550
TIME Y17M02D03T2300Z-Y17M02D04T0600Z
COORD...4340 7586 4352 7581 4355 7586 4356 7616
4348 7627 4350 7647 4345 7663 4339 7661 4330 7645
4320 7587
TIME Y17M02D04T0600Z-Y17M02D04T1200Z
COORD...4362 7528 4369 7550 4383 7563 4385 7577
4379 7606 4367 7623 4350 7626 4343 7598 4342 7550
4355 7523
TIME Y17M02D04T1200Z-Y17M02D05T0000Z
$$
NYZ005-030600-
/O.CON.KBUF.LE.W.0003.000000T0000Z-170203T0600Z/
NORTHERN CAYUGA-
INCLUDING THE CITY OF FAIR HAVEN
549 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...
* LOCATIONS...NORTHERN CAYUGA COUNTY.
* TIMING...THROUGH TONIGHT.
* ACCUMULATIONS...3 TO 5 INCHES TONIGHT.
* WINDS...WEST 14 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WARNING MEANS THAT SIGNIFICANT WINTER WEATHER
IS EXPECTED IN LOCALIZED AREAS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4357 7520 4371 7529 4378 7581 4374 7625
4357 7625 4356 7643 4336 7677 4318 7587 4348 7581
4344 7545
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
$$
NYZ019-020-085-030700-
/O.EXB.KBUF.LE.Y.0008.000000T0000Z-170203T1600Z/
CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF JAMESTOWN, OLEAN, ORCHARD PARK,
AND SPRINGVILLE
549 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 11 AM EST FRIDAY...
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM EST FRIDAY.
* LOCATIONS...WAYNE COUNTY...MAINLY NORTHEASTERN PORTIONS.
* TIMING...THROUGH LATE FRIDAY MORNING.
* ACCUMULATIONS...3 TO 5 INCHES TONIGHT AND AN INCH OR TWO
FRIDAY.
* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...UNDER A HALF MILE AT TIMES.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$
NYZ004-030600-
/O.CON.KBUF.LE.Y.0008.000000T0000Z-170203T0600Z/
WAYNE-
INCLUDING THE CITY OF NEWARK
549 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...
* LOCATIONS...WAYNE COUNTY...MAINLY NORTHEASTERN PORTIONS.
* TIMING...THROUGH TONIGHT.
* ACCUMULATIONS...2 TO 3 INCHES TONIGHT FOR THE NORTHEASTERN
PORTION OF THE COUNTY.
* WINDS...WEST 15 TO 25 MPH.
* VISIBILITIES...UNDER A HALF MILE AT TIMES.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$541
WWUS41 KBUF 022346
WSWBUF
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
646 PM EST THU FEB 2 2017
NYZ006>008-030800-
/O.CON.KBUF.LE.W.0004.000000T0000Z-170205T0000Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF OSWEGO, WATERTOWN, AND LOWVILLE
646 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...
* LOCATIONS...OSWEGO...JEFFERSON AND LEWIS COUNTIES. THE
GREATEST OVERALL ACCUMULATIONS WILL BE ACROSS THE TUG HILL
PLATEAU.
* TIMING...THROUGH EARLY SATURDAY EVENING.
* ACCUMULATIONS...6 TO 12 INCHES TONIGHT...8 TO 14 INCHES
FRIDAY...6 TO 12 INCHES FRIDAY NIGHT...AND 4 TO 8 INCHES
SATURDAY.
* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...UNDER A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WARNING MEANS THAT SIGNIFICANT WINTER WEATHER
IS EXPECTED IN LOCALIZED AREAS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4357 7520 4371 7529 4378 7581 4374 7625
4357 7625 4356 7643 4336 7677 4318 7587 4348 7581
4344 7545
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
COORD...4377 7522 4393 7536 4397 7572 4388 7637
4383 7629 4361 7623 4350 7641 4344 7581 4343 7553
4353 7526
TIME Y17M02D03T1100Z-Y17M02D03T2300Z
COORD...4358 7516 4377 7570 4376 7600 4363 7623
4355 7625 4347 7659 4334 7641 4331 7588 4348 7581
4342 7550
TIME Y17M02D03T2300Z-Y17M02D04T0600Z
COORD...4340 7586 4352 7581 4355 7586 4356 7616
4348 7627 4350 7647 4345 7663 4339 7661 4330 7645
4320 7587
TIME Y17M02D04T0600Z-Y17M02D04T1200Z
COORD...4362 7528 4369 7550 4383 7563 4385 7577
4379 7606 4367 7623 4350 7626 4343 7598 4342 7550
4355 7523
TIME Y17M02D04T1200Z-Y17M02D05T0000Z
$$
NYZ005-030600-
/O.CON.KBUF.LE.W.0003.000000T0000Z-170203T0600Z/
NORTHERN CAYUGA-
INCLUDING THE CITY OF FAIR HAVEN
646 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...
* LOCATIONS...NORTHERN CAYUGA COUNTY.
* TIMING...THROUGH TONIGHT.
* ACCUMULATIONS...3 TO 5 INCHES TONIGHT.
* WINDS...WEST 14 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WARNING MEANS THAT SIGNIFICANT WINTER WEATHER
IS EXPECTED IN LOCALIZED AREAS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4357 7520 4371 7529 4378 7581 4374 7625
4357 7625 4356 7643 4336 7677 4318 7587 4348 7581
4344 7545
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
$$
NYZ012-030800-
/O.EXA.KBUF.LE.Y.0008.000000T0000Z-170203T1600Z/
WYOMING-
INCLUDING THE CITY OF WARSAW
646 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 11 AM EST FRIDAY...
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 11 AM EST FRIDAY.
* LOCATIONS...WAYNE COUNTY...MAINLY NORTHEASTERN PORTIONS.
* TIMING...THROUGH LATE FRIDAY MORNING.
* ACCUMULATIONS...3 TO 5 INCHES TONIGHT AND AN INCH OR TWO
FRIDAY.
* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...UNDER A HALF MILE AT TIMES.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$
NYZ004-030600-
/O.CON.KBUF.LE.Y.0008.000000T0000Z-170203T0600Z/
WAYNE-
INCLUDING THE CITY OF NEWARK
646 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...
* LOCATIONS...WAYNE COUNTY...MAINLY NORTHEASTERN PORTIONS.
* TIMING...THROUGH TONIGHT.
* ACCUMULATIONS...2 TO 3 INCHES TONIGHT FOR THE NORTHEASTERN
PORTION OF THE COUNTY.
* WINDS...WEST 15 TO 25 MPH.
* VISIBILITIES...UNDER A HALF MILE AT TIMES.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$
NYZ019-020-085-030800-
/O.CON.KBUF.LE.Y.0008.000000T0000Z-170203T1600Z/
CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF JAMESTOWN, OLEAN, ORCHARD PARK,
AND SPRINGVILLE
646 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST
FRIDAY...
* LOCATIONS...WAYNE COUNTY...MAINLY NORTHEASTERN PORTIONS.
* TIMING...THROUGH LATE FRIDAY MORNING.
* ACCUMULATIONS...3 TO 5 INCHES TONIGHT AND AN INCH OR TWO
FRIDAY.
* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...UNDER A HALF MILE AT TIMES.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$293
WWUS41 KBUF 030053
WSWBUF
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
753 PM EST THU FEB 2 2017
NYZ006>008-030900-
/O.CON.KBUF.LE.W.0004.000000T0000Z-170205T0000Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF OSWEGO, WATERTOWN, AND LOWVILLE
753 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...
* LOCATIONS...OSWEGO...JEFFERSON AND LEWIS COUNTIES. THE
GREATEST OVERALL ACCUMULATIONS WILL BE ACROSS THE TUG HILL
PLATEAU.
* TIMING...THROUGH EARLY SATURDAY EVENING.
* ACCUMULATIONS...6 TO 12 INCHES TONIGHT...8 TO 14 INCHES
FRIDAY...6 TO 12 INCHES FRIDAY NIGHT...AND 4 TO 8 INCHES
SATURDAY.
* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...UNDER A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WARNING MEANS THAT SIGNIFICANT WINTER WEATHER
IS EXPECTED IN LOCALIZED AREAS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4357 7520 4371 7529 4378 7581 4374 7625
4357 7625 4356 7643 4336 7677 4318 7587 4348 7581
4344 7545
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
COORD...4377 7522 4393 7536 4397 7572 4388 7637
4383 7629 4361 7623 4350 7641 4344 7581 4343 7553
4353 7526
TIME Y17M02D03T1100Z-Y17M02D03T2300Z
COORD...4358 7516 4377 7570 4376 7600 4363 7623
4355 7625 4347 7659 4334 7641 4331 7588 4348 7581
4342 7550
TIME Y17M02D03T2300Z-Y17M02D04T0600Z
COORD...4340 7586 4352 7581 4355 7586 4356 7616
4348 7627 4350 7647 4345 7663 4339 7661 4330 7645
4320 7587
TIME Y17M02D04T0600Z-Y17M02D04T1200Z
COORD...4362 7528 4369 7550 4383 7563 4385 7577
4379 7606 4367 7623 4350 7626 4343 7598 4342 7550
4355 7523
TIME Y17M02D04T1200Z-Y17M02D05T0000Z
$$
NYZ005-030600-
/O.CON.KBUF.LE.W.0003.000000T0000Z-170203T0600Z/
NORTHERN CAYUGA-
INCLUDING THE CITY OF FAIR HAVEN
753 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...
* LOCATIONS...NORTHERN CAYUGA COUNTY.
* TIMING...THROUGH TONIGHT.
* ACCUMULATIONS...3 TO 5 INCHES TONIGHT.
* WINDS...WEST 14 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WARNING MEANS THAT SIGNIFICANT WINTER WEATHER
IS EXPECTED IN LOCALIZED AREAS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4357 7520 4371 7529 4378 7581 4374 7625
4357 7625 4356 7643 4336 7677 4318 7587 4348 7581
4344 7545
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
$$
NYZ004-030600-
/O.CON.KBUF.LE.Y.0008.000000T0000Z-170203T0600Z/
WAYNE-
INCLUDING THE CITY OF NEWARK
753 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...
* LOCATIONS...WAYNE COUNTY...MAINLY NORTHEASTERN PORTIONS.
* TIMING...THROUGH TONIGHT.
* ACCUMULATIONS...2 TO 3 INCHES TONIGHT FOR THE NORTHEASTERN
PORTION OF THE COUNTY.
* WINDS...WEST 15 TO 25 MPH.
* VISIBILITIES...UNDER A HALF MILE AT TIMES.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$
NYZ012-019-020-085-030900-
/O.CON.KBUF.LE.Y.0008.000000T0000Z-170203T1600Z/
WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF WARSAW, JAMESTOWN, OLEAN, ORCHARD PARK,
AND SPRINGVILLE
753 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST
FRIDAY...
* LOCATIONS...CHAUTAUQUA...CATTARAUGUS...WYOMING AND SOUTHERN ERIE
COUNTIES.
* TIMING...THROUGH LATE FRIDAY MORNING.
* ACCUMULATIONS...3 TO 5 INCHES TONIGHT AND AN INCH OR TWO
FRIDAY.
* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...UNDER A HALF MILE AT TIMES.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$828
WWUS41 KBUF 030244
WSWBUF
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
944 PM EST THU FEB 2 2017
NYZ005-030345-
/O.CAN.KBUF.LE.W.0003.000000T0000Z-170203T0600Z/
NORTHERN CAYUGA-
INCLUDING THE CITY OF FAIR HAVEN
944 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING IS CANCELLED...
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE LAKE
EFFECT SNOW WARNING.
$$
NYZ004-030345-
/O.CAN.KBUF.LE.Y.0008.000000T0000Z-170203T0600Z/
WAYNE-
INCLUDING THE CITY OF NEWARK
944 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY IS CANCELLED...
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE LAKE
EFFECT SNOW ADVISORY.
$$
NYZ006>008-031045-
/O.CON.KBUF.LE.W.0004.000000T0000Z-170205T0000Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF OSWEGO, WATERTOWN, AND LOWVILLE
944 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...
* LOCATIONS...OSWEGO...JEFFERSON AND LEWIS COUNTIES. THE
GREATEST OVERALL ACCUMULATIONS WILL BE ACROSS THE TUG HILL
PLATEAU.
* TIMING...THROUGH EARLY SATURDAY EVENING.
* ACCUMULATIONS...6 TO 12 INCHES OVERNIGHT...8 TO 14 INCHES
FRIDAY...6 TO 12 INCHES FRIDAY NIGHT...AND 4 TO 8 INCHES
SATURDAY.
* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...UNDER A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WARNING MEANS THAT SIGNIFICANT WINTER WEATHER
IS EXPECTED IN LOCALIZED AREAS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4357 7520 4371 7529 4378 7581 4374 7625
4357 7625 4356 7643 4336 7677 4318 7587 4348 7581
4344 7545
TIME Y17M02D02T1800Z-Y17M02D03T1100Z
COORD...4377 7522 4393 7536 4397 7572 4388 7637
4383 7629 4361 7623 4350 7641 4344 7581 4343 7553
4353 7526
TIME Y17M02D03T1100Z-Y17M02D03T2300Z
COORD...4358 7516 4377 7570 4376 7600 4363 7623
4355 7625 4347 7659 4334 7641 4331 7588 4348 7581
4342 7550
TIME Y17M02D03T2300Z-Y17M02D04T0600Z
COORD...4340 7586 4352 7581 4355 7586 4356 7616
4348 7627 4350 7647 4345 7663 4339 7661 4330 7645
4320 7587
TIME Y17M02D04T0600Z-Y17M02D04T1200Z
COORD...4362 7528 4369 7550 4383 7563 4385 7577
4379 7606 4367 7623 4350 7626 4343 7598 4342 7550
4355 7523
TIME Y17M02D04T1200Z-Y17M02D05T0000Z
$$
NYZ012-019-020-085-031045-
/O.CON.KBUF.LE.Y.0008.000000T0000Z-170203T1600Z/
WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF WARSAW, JAMESTOWN, OLEAN, ORCHARD PARK,
AND SPRINGVILLE
944 PM EST THU FEB 2 2017
...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST
FRIDAY...
* LOCATIONS...CHAUTAUQUA...CATTARAUGUS...WYOMING AND SOUTHERN
ERIE COUNTIES.
* TIMING...THROUGH LATE FRIDAY MORNING.
* ACCUMULATIONS...3 TO 5 INCHES OVERNIGHT AND AN INCH OR TWO
FRIDAY.
* WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...UNDER A HALF MILE AT TIMES.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$225
WWUS41 KBUF 030856
WSWBUF
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
356 AM EST FRI FEB 3 2017
NYZ006>008-031700-
/O.CON.KBUF.LE.W.0004.000000T0000Z-170205T0000Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF OSWEGO, WATERTOWN, AND LOWVILLE
356 AM EST FRI FEB 3 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...
* LOCATIONS...OSWEGO...JEFFERSON AND LEWIS COUNTIES. THE
GREATEST OVERALL ACCUMULATIONS WILL BE ACROSS THE TUG HILL
PLATEAU.
* TIMING...THROUGH EARLY SATURDAY EVENING.
* ACCUMULATIONS...1 TO 3 INCHES THROUGH 6 AM...7 TO 14 INCHES
TODAY...6 TO 11 INCHES TONIGHT...AND 2 TO 4 INCHES SATURDAY.
* WINDS...WEST 5 TO 15 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WARNING MEANS THAT SIGNIFICANT WINTER WEATHER
IS EXPECTED IN LOCALIZED AREAS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4389 7513 4387 7538 4388 7568 4392 7581
4386 7634 4374 7625 4359 7625 4356 7643 4341 7667
4337 7598 4342 7586 4348 7581 4342 7550 4352 7536
4351 7530 4360 7513
TIME Y17M02D03T0900Z-Y17M02D03T2300Z
COORD...4346 7581 4350 7542 4353 7545 4355 7544
4362 7548 4364 7572 4361 7623 4355 7625 4356 7643
4330 7690 4327 7655 4328 7619 4321 7620 4318 7587
4342 7586 4342 7550
TIME Y17M02D03T2300Z-Y17M02D04T1100Z
$$
NYZ012-019-020-085-031600-
/O.CON.KBUF.LE.Y.0008.000000T0000Z-170203T1600Z/
WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF WARSAW, JAMESTOWN, OLEAN, ORCHARD PARK,
AND SPRINGVILLE
356 AM EST FRI FEB 3 2017
...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST
THIS MORNING...
* LOCATIONS...CHAUTAUQUA...CATTARAUGUS...WYOMING AND SOUTHERN
ERIE COUNTIES.
* TIMING...THROUGH LATE THIS MORNING.
* ACCUMULATIONS...AN INCH OR LESS THROUGH 6 AM AND UP TO 2
INCHES THIS MORNING.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$
NYZ004-005-031700-
/O.NEW.KBUF.LE.A.0005.170203T2100Z-170204T1200Z/
WAYNE-NORTHERN CAYUGA-
INCLUDING THE CITIES OF NEWARK AND FAIR HAVEN
356 AM EST FRI FEB 3 2017
...LAKE EFFECT SNOW WATCH IN EFFECT FROM THIS AFTERNOON THROUGH
SATURDAY MORNING...
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WATCH...WHICH IS IN EFFECT FROM THIS AFTERNOON THROUGH
SATURDAY MORNING.
* LOCATIONS...NORTHERN CAYUGA AND EXTREME NORTHEASTERN WAYNE
COUNTIES.
* TIMING...FROM LATE THIS AFTERNOON THROUGH EARLY SATURDAY
MORNING.
* ACCUMULATIONS...SNOW POTENTIALLY ACCUMULATING 7 TO 14 INCHES IN
THE MOST PERSISTENT LAKE SNOWS.
* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW MAY PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND DEEP
SNOW COVER ON ROADS.
* FORECASTER CONFIDENCE...HIGH FOR NORTHERN CAYUGA COUNTY. MEDIUM
FOR WAYNE COUNTY DUE TO UNCERTAINTY IN HOW FAR SOUTH THE BAND
WILL MIGRATE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WATCH MEANS THAT NARROW BANDS OF LOCALLY HEAVY
LAKE EFFECT SNOW ARE POSSIBLE ACROSS THE REGION...ALONG WITH
RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS THAT CAN HAVE A
SIGNIFICANT IMPACT ON TRAVEL.
STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.
&&
$$
WOOD485
WWUS41 KBUF 031445
WSWBUF
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
945 AM EST FRI FEB 3 2017
NYZ006>008-032245-
/O.CON.KBUF.LE.W.0004.000000T0000Z-170205T0000Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF OSWEGO, WATERTOWN, AND LOWVILLE
945 AM EST FRI FEB 3 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...
* LOCATIONS...OSWEGO...JEFFERSON AND LEWIS COUNTIES. THE
GREATEST OVERALL ACCUMULATIONS WILL BE ACROSS THE TUG HILL
PLATEAU.
* TIMING...THROUGH EARLY SATURDAY EVENING.
* ACCUMULATIONS...7 TO 14 INCHES TODAY...6 TO 11 INCHES
TONIGHT...AND 2 TO 4 INCHES SATURDAY.
* WINDS...WEST 5 TO 15 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WARNING MEANS THAT SIGNIFICANT WINTER WEATHER
IS EXPECTED IN LOCALIZED AREAS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4376 7561 4380 7593 4372 7622 4352 7626
4349 7614 4346 7581 4348 7581 4345 7558 4349 7551
4360 7548
TIME Y17M02D03T0900Z-Y17M02D03T2300Z
COORD...4340 7586 4346 7581 4349 7588 4349 7614
4351 7614 4345 7663 4342 7670 4337 7665 4333 7648
4327 7586
TIME Y17M02D03T2300Z-Y17M02D04T1100Z
$$
NYZ012-019-020-085-031600-
/O.CON.KBUF.LE.Y.0008.000000T0000Z-170203T1600Z/
WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF WARSAW, JAMESTOWN, OLEAN, ORCHARD PARK,
AND SPRINGVILLE
945 AM EST FRI FEB 3 2017
...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 11 AM EST
THIS MORNING...
* LOCATIONS...CHAUTAUQUA...CATTARAUGUS...WYOMING AND SOUTHERN
ERIE COUNTIES.
* TIMING...THROUGH LATE THIS MORNING.
* ACCUMULATIONS...UP TO 2 INCHES THIS MORNING.
* IMPACTS...PERIODS OF LAKE EFFECT SNOW WILL RESULT IN HAZARDOUS
DRIVING CONDITIONS WITH POOR VISIBILITY AND SNOW COVERED ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.
&&
$$
NYZ004-005-032245-
/O.CON.KBUF.LE.A.0005.170203T2100Z-170204T1200Z/
WAYNE-NORTHERN CAYUGA-
INCLUDING THE CITIES OF NEWARK AND FAIR HAVEN
945 AM EST FRI FEB 3 2017
...LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM 4 PM EST THIS
AFTERNOON THROUGH SATURDAY MORNING...
* LOCATIONS...NORTHERN CAYUGA AND EXTREME NORTHEASTERN WAYNE
COUNTIES.
* TIMING...FROM LATE THIS AFTERNOON THROUGH EARLY SATURDAY
MORNING.
* ACCUMULATIONS...SNOW POTENTIALLY ACCUMULATING 7 TO 14 INCHES
IN THE MOST PERSISTENT LAKE SNOWS.
* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW MAY PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
* FORECASTER CONFIDENCE...HIGH FOR NORTHERN CAYUGA COUNTY.
MEDIUM FOR WAYNE COUNTY DUE TO UNCERTAINTY IN HOW FAR SOUTH
THE BAND WILL MIGRATE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WATCH MEANS THAT NARROW BANDS OF LOCALLY HEAVY
LAKE EFFECT SNOW ARE POSSIBLE ACROSS THE REGION...ALONG WITH
RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS THAT CAN HAVE A
SIGNIFICANT IMPACT ON TRAVEL.
STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.
&&
$$331
WWUS41 KBUF 031610
WSWBUF
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1110 AM EST FRI FEB 3 2017
NYZ012-019-020-085-031715-
/O.EXP.KBUF.LE.Y.0008.000000T0000Z-170203T1600Z/
WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF WARSAW, JAMESTOWN, OLEAN, ORCHARD PARK,
AND SPRINGVILLE
1110 AM EST FRI FEB 3 2017
...LAKE EFFECT SNOW ADVISORY HAS EXPIRED...
AN INCH OR TWO OF ADDITIONAL SNOW MAY FALL TODAY AND AGAIN
TONIGHT, BUT THE OVERALL IMPACT FROM LOW SNOW RATES WILL BE LOW.
$$
NYZ006>008-040015-
/O.CON.KBUF.LE.W.0004.000000T0000Z-170205T0000Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF OSWEGO, WATERTOWN, AND LOWVILLE
1110 AM EST FRI FEB 3 2017
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM EST
SATURDAY...
* LOCATIONS...OSWEGO...JEFFERSON AND LEWIS COUNTIES. THE
GREATEST OVERALL ACCUMULATIONS WILL BE ACROSS THE TUG HILL
PLATEAU.
* TIMING...THROUGH EARLY SATURDAY EVENING.
* ACCUMULATIONS...7 TO 14 INCHES TODAY...6 TO 11 INCHES
TONIGHT...AND 2 TO 4 INCHES SATURDAY.
* WINDS...WEST 5 TO 15 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW WILL PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WARNING MEANS THAT SIGNIFICANT WINTER WEATHER
IS EXPECTED IN LOCALIZED AREAS.
&&
EXPERIMENTAL CONTENT BELOW...DO NOT USE OPERATIONALLY
PLEASE SEE BELOW LINKS FOR MORE INFORMATION ON THIS EXPERIMENT
HTTP://WWW.WEATHER.GOV/BUF/POLYGON_PDD
HTTP://WWW.NWS.NOAA.GOV/OS/NOTIFICATION/
PNS15LAKE_EFFECT_SNOWAAA.HTM
TO VIEW THE EXPERIMENTAL POLYGONS PLEASE SEE:
HTTP://WWW.WEATHER.GOV/BUF/LESPOLYGON
COORD...4376 7561 4380 7593 4372 7622 4352 7626
4349 7614 4346 7581 4348 7581 4345 7558 4349 7551
4360 7548
TIME Y17M02D03T0900Z-Y17M02D03T2300Z
COORD...4340 7586 4346 7581 4349 7588 4349 7614
4351 7614 4345 7663 4342 7670 4337 7665 4333 7648
4327 7586
TIME Y17M02D03T2300Z-Y17M02D04T1100Z
$$
NYZ004-005-040015-
/O.CON.KBUF.LE.A.0005.170203T2100Z-170204T1200Z/
WAYNE-NORTHERN CAYUGA-
INCLUDING THE CITIES OF NEWARK AND FAIR HAVEN
1110 AM EST FRI FEB 3 2017
...LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM 4 PM EST THIS
AFTERNOON THROUGH SATURDAY MORNING...
* LOCATIONS...NORTHERN CAYUGA AND EXTREME NORTHEASTERN WAYNE
COUNTIES.
* TIMING...FROM LATE THIS AFTERNOON THROUGH EARLY SATURDAY
MORNING.
* ACCUMULATIONS...SNOW POTENTIALLY ACCUMULATING 7 TO 14 INCHES
IN THE MOST PERSISTENT LAKE SNOWS.
* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.
* VISIBILITIES...AS LOW AS A QUARTER MILE AT TIMES.
* IMPACTS...PERIODS OF HEAVY LAKE EFFECT SNOW MAY PRODUCE VERY
DIFFICULT DRIVING CONDITIONS WITH VERY POOR VISIBILITY AND
DEEP SNOW COVER ON ROADS.
* FORECASTER CONFIDENCE...HIGH FOR NORTHERN CAYUGA COUNTY.
MEDIUM FOR WAYNE COUNTY DUE TO UNCERTAINTY IN HOW FAR SOUTH
THE BAND WILL MIGRATE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A LAKE EFFECT SNOW WATCH MEANS THAT NARROW BANDS OF LOCALLY HEAVY
LAKE EFFECT SNOW ARE POSSIBLE ACROSS THE REGION...ALONG WITH
RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS THAT CAN HAVE A
SIGNIFICANT IMPACT ON TRAVEL.
STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.
&&
$$What forecasters said that day
The local office's own words before this lake effect snow advisory 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 lake effect snow advisory went out at Feb 2, 6:47 AM EST, 3 hours 2 minutes earlier.
Area forecast discussion, Feb 2, 6:47 AM EST, 3 hours 2 minutes before
Area Forecast Discussion
National Weather Service Buffalo NY
647 AM EST Thu Feb 2 2017
.SYNOPSIS...
A cold mid-winter airmass will remain in place across the Great
Lakes right through the coming weekend. This will lead to
significant lake effect snows east of Lake Ontario, with more
nuisance-type snows east of Lake Erie, with a few snow showers
possible elsewhere.
&&
.NEAR TERM /THROUGH TONIGHT/...
Lake effect activity continues east of the lakes this morning,
albeit at a greatly reduced intensity, with shower activity become
more scattered in nature in the wake of the surface trough passage
overnight. While surface obs have indicated a veering to the
northwest in the flow in the wake of the trough passage, all
guidance indicates that this veering will be short-lived, with
westerly flow becoming re-established later this morning as a weak
surface low currently located near the Soo passes well north of Lake
Ontario. Given the current disorganized state of ongoing lake effect
activity, and expected rapid re-establishment of westerly flow
today, it is highly unlikely that Wayne County will see much more
than a couple of inches of accumulation today, and any significant
accumulations tonight should occur just to the northeast across Nrn.
Cayuga or Oswego counties. As such, the LES warning for Wayne has
been dropped.
Otherwise, with the aforementioned re-establishment of westerly flow
across the lakes later today and 850mb temps falling to around -16C,
expected lake effect to ramp back up this afternoon and persisting
through the rest of the week. Most significant activity will be
focused from this afternoon through tonight across Oswego county and
the southern Tug Hill region, with extreme northern Cayuga county
getting clipped just enough to warrant leaving in the warning. Lower
inversion heights and less synoptic moisture available should keep
accumulations across the western Southern Tier limited to more
"nuisance" levels, with a general 1 to 2 inches expected today , and
another 1 to 3 possible tonight. Amounts will be much more
impressive off of Lake Ontario, where areas of Oswego county and the
Tug could see up to a foot of snow through tonight.
Temperature-wise, the steady readings in the mid to upper 20s seen
tonight should gradually fall into the low to mid 20s during the day
today as aforementioned colder air filters into the region. Look for
lows in the teens tonight, as brisk westerly flow off the lakes
should moderate readings somewhat, though wind chills will largely
run in the single digits tonight.
&&
.SHORT TERM /FRIDAY THROUGH SATURDAY NIGHT/...
Significant lake effect snow will continue east of Lake Ontario
through Friday and Friday night where it is then expected to slowly
weaken Saturday and Saturday night. Lake Effect Snow Warnings remain
in effect through early Saturday evening to cover for the additional
7 to 15 inches forecast within the lake band focused over the Tug
Hill. Lake Snows are also expected east of Lake Erie but with much
weaker parameters limiting snow amounts/rates to below headline
criteria.
Outside of lake effect areas it will remain dry in most areas
through Saturday with some sunshine developing at times between
bands during Friday and Saturday. The one exception may be across
the North Country and Saint Lawrence Valley where a series of weak
shortwaves may bring a few brief rounds of snow showers.
Off Lake Ontario...
Lake induced equilibrium levels will be steady in the 8-10K foot
range through Saturday with sufficiently deep moisture beneath the
lake induced equilibrium level. A favorable dendritic crystal growth
zone will combine with relatively cold low level temperatures /850mb
temps around -18C/ to produce fluffy dry snow which efficiently
accumulates. The large scale pattern closely matches our locally
developed analogs for a significant Tug Hill event. CIPS Analogs for
00Z Guidance continue to support a significant event east of Lake
Ontario, with 65-95% of the top 15 analogs having over a foot of
COOP snow and over 50% over 18 inches of COOP snow in 72 hours.
Through Friday and much of Friday night, westerly boundary layer
flow will keep the heavy snow band centered over northern Oswego,
far southern Jefferson and southern Lewis counties including the Tug
Hill Plateau. There may be some occasional north-south shifts in the
band orientation as subtle wind shifts in weak surface troughs move
across the region. One of these shifts on Friday night looks to
carry the band south centering on Oswego. On Saturday the band then
looks to move back north towards the Tug Hill and into Southern
Jefferson county as boundary layer flow becomes more westerly again
then southwesterly. Inversion heights will lower Saturday afternoon
and evening as surface high pressure builds over the eastern Great
Lakes, forcing lake effect snow to finally weaken.
Confidence is high that significant snow will fall, although an
exact storm total remains a difficult call given the band will
occasionally oscillate east of the lake. Storm totals have been
adjusted some based on 00z guidance. Look for 3-3.5 feet of snow for
the central Tug Hill near the Lewis, Jefferson, Oswego County
border, surrounded by an area of 1-2 feet across the lower
elevations in the southern half of Jefferson County, portions of
Lewis, and much of Oswego County. As usual, downsloping will reduce
snowfall significantly for the Black River Valley including
Lowville. For Northern Cayuga and Wayne counties, the band will move
south Friday night into Saturday morning as flow becomes WNW, with
what looks more like possible advisory level amounts of 4-6 inches
although confidence remains low as the band may only barely reach
across the far northeastern potions of these counties.
Off Lake Erie...
Incoming high pressure over the Ohio Valley will keep lake
parameters much more limited here. The high will cap lake induced
equilibrium levels much lower, only 5-6K feet through the bulk of
the event. There will also be plenty of dry air in the top half of
the lake induced mixed layer, forcing the dendritic crystal growth
layer to be very shallow and low. This will likely keep the lake
effect snow light and disorganized through the period. CIPS analogs
to 00z guidance backs this idea up, only 20-30% of the analog dates
showing 72 hour snowfall of 12 inches or more.
Predominately westerly flow through Saturday morning will focus the
bulk of the weak lake snows across the higher terrain of Chautauqua,
western/northern Cattaraugus, southern Erie, and western Wyoming
counties. Expect accumulations to be limited to only 1-3 inches
Friday into Saturday mainly across the higher terrain inland from
the lake. On Saturday inversion heights lower even further, with any
remain lake effect snow showers in the morning ending by afternoon.
Temperatures will hold below normal with the cold trough aloft. High
temperatures will be capped in the teens and 20s. A modest pressure
gradient and weak 30-35 knot Low Level Jet will also keep some
breezy winds in place through much of Friday and Friday night.
&&
.LONG TERM /SUNDAY THROUGH WEDNESDAY/...
Surface high pressure building over the region will finally diminish
lake parameters east of Lake Ontario as the flow turns southwesterly
ahead of an approaching weak surface low and mid-level shortwave
trough. The surface low is forecast to shift just north of the Great
Lakes Sunday into Sunday night bringing a chance of some widespread
light snow.
Weak surface ridging will briefly shift over our region on Monday
with mainly fair weather ahead of the next potential weather system.
00z Models continue to show disagreement with placement of the
center of the storm system positioning somewhere just to our west or
southwest on Tuesday. The ECMWF shows the low center over Indiana
while the GFS has it over the U.P. of Michigan and the CMC just east
of Georgian Bay. A better agreed upon storm track needs to be
resolved before forecast confidence in this system increases. A blend
of the major models show temperatures will likely warm up above
freezing Tuesday and Wednesday in response to the southeasterly flow
ahead of the storm. This brings about a risk for mixed wet snow and
rain showers by Wednesday. Night temps should slip back below
freezing into the teens and 20s with chance to likely probs for snow
showers.
There are still plenty of details to be resolved with this weather
system, so stay tuned. In the wake of this low, it still appears
favorable for a return to classic lake effect snow conditions with
colder air spilling across the region for the end of next work week.
&&
.AVIATION /12Z THURSDAY THROUGH MONDAY/...
Lake effect snows will continue east of Lake Erie today, albeit
rather scattered in nature. Activity should remain well south of
KBUF/KROC, where VFR conditions prevail, while bringing MVFR
conditions to the western Southern Tier. Meanwhile IFR conditions
persist east of Lake Ontario, where lake effect is more robust in
nature. Activity should weaken as it shifts to the south shore of
Lake Ontario over the next few hours, with MVFR conditions
prevailing through the day.
Flow will back around to the west again later this afternoon into
tonight, re-focusing lake effect activity east of the lakes. Expect
MVFR/IFR conditions across the western Southern Tier tonight, with
LIFR conditions east of Lake Ontario, from KFZY north to the Tug Hill
Plateau. Any LES activity should remain south of KART however, where
VFR conditions will prevail throughout the forecast period.
Likewise, the bulk of the LES activity should remain clear of
KBUF/KROC/KIAG through the rest of the period.
Outlook...
Friday through Saturday...VFR/MVFR with scattered snow
showers...and IFR in areas of lake effect snow east of the lakes.
The worst overall conditions will be found east of Lake Ontario.
Sunday...VFR/MVFR with scattered snow showers.
Monday...Mainly VFR with just a chance of snow showers east of
Lake Ontario.
Tuesday...MVFR/IFR with rain/snow showers.
&&
.MARINE...
Persistent brisk westerly winds will keep small-craft advisory
conditions in place across the lakes through the rest of this week
and the coming weekend.
&&
.BUF WATCHES/WARNINGS/ADVISORIES...
NY...Lake Effect Snow Warning from 1 PM this afternoon to 7 PM EST
Saturday for NYZ006>008.
Lake Effect Snow Warning until 1 AM EST Friday for NYZ005.
MARINE...Small Craft Advisory until 1 PM EST Saturday for LEZ040-041.
Small Craft Advisory until 7 PM EST Saturday for
LOZ042-043.
Small Craft Advisory until 1 AM EST Sunday for LOZ044-045.
&&
SYNOPSIS...WOOD
NEAR TERM...WOOD
SHORT TERM...SMITH
LONG TERM...SMITH
AVIATION...WOOD
MARINE...WOODHazardous weather outlook, Feb 2, 4:46 AM EST, 5 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BUFFALO NY 446 AM EST THU FEB 2 2017 NYZ001>004-010-011-013-014-021-031000- NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN ERIE-GENESEE-LIVINGSTON- ONTARIO-ALLEGANY- 446 AM EST THU FEB 2 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...FRIDAY THROUGH WEDNESDAY. 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 LEZ020-040-041-LOZ030-042>045-062>065-SLZ022-031000- 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- 446 AM EST THU FEB 2 2017 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE...LAKE ONTARIO AND SAINT LAWRENCE RIVER. .DAY ONE...TODAY AND TONIGHT. THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. 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 NYZ012-019-020-085-031000- WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE- 446 AM EST THU FEB 2 2017 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK. .DAY ONE...TODAY AND TONIGHT. THE CHANCE OF WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. LAKE EFFECT SNOW IS EXPECTED TO PERSIST EAST OF LAKE ERIE TODAY THROUGH FRIDAY NIGHT. MOST OF THE SNOW IS EXPECTED TO REMAIN LIGHT, WITH ACCUMULATIONS LIMITED TO A FEW INCHES EACH DAY. .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>008-031000- OSWEGO-JEFFERSON-LEWIS- 446 AM EST THU FEB 2 2017 ...LAKE EFFECT SNOW WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EST SATURDAY... 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...FRIDAY THROUGH WEDNESDAY. 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 NYZ005-031000- NORTHERN CAYUGA- 446 AM EST THU FEB 2 2017 ...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 1 AM EST FRIDAY... 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...FRIDAY THROUGH WEDNESDAY. LAKE EFFECT SNOW MAY RETURN TO NORTHERN CAYUGA AND WAYNE COUNTIES FRIDAY NIGHT AND SATURDAY MORNING AS WINDS BECOME MORE NORTHWEST. THERE IS SOME UNCERTAINTY AS TO HOW FAR SOUTH THE LAKE EFFECT SNOW WILL REACH. .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
In the hours before
Local storm report, Feb 2, 7:33 AM EST, 2 hours 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
733 AM EST THU FEB 02 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0430 AM SNOW 1 NW CONSTABLEVILLE 43.58N 75.45W
02/02/2017 M17.0 INCH LEWIS NY COCORAHS
24 HOUR SNOWFALL.
0550 AM SNOW 6 E LACONA 43.64N 75.95W
02/02/2017 M6.0 INCH OSWEGO NY COCORAHS
24 HOUR SNOWFALL.
0600 AM SNOW 1 NE PULASKI 43.57N 76.12W
02/02/2017 M9.0 INCH OSWEGO NY COCORAHS
24 HOUR SNOWFALL.
0600 AM SNOW 4 SSE LACONA 43.60N 76.04W
02/02/2017 M12.3 INCH OSWEGO NY COCORAHS
24 HOUR SNOWFALL.
0700 AM SNOW 2 W GLENFIELD 43.71N 75.43W
02/02/2017 M10.6 INCH LEWIS NY COOP OBSERVER
24 HOUR SNOWFALL. COOP OBSERVER
&&
EVENT NUMBER BUF1700383
EVENT NUMBER BUF1700384
EVENT NUMBER BUF1700385
EVENT NUMBER BUF1700386
EVENT NUMBER BUF1700387
JAMLocal storm report, Feb 2, 8:27 AM EST, 1 hour 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
827 AM EST THU FEB 02 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0600 AM SNOW 5 ESE OSWEGO 43.44N 76.41W
02/02/2017 M7.2 INCH OSWEGO NY COCORAHS
24 HOUR SNOWFALL.
0700 AM SNOW LOWVILLE 43.79N 75.48W
02/02/2017 M5.4 INCH LEWIS NY COOP OBSERVER
24 HOUR SNOWFALL. COOP OBSERVER
0700 AM SNOW 3 NE BENNETTS BRIDGE 43.53N 75.95W
02/02/2017 M10.0 INCH OSWEGO NY COOP OBSERVER
24 HOUR SNOWFALL. COOP OBSERVER
0722 AM SNOW 1 E OSCEOLA 43.50N 75.70W
02/02/2017 M18.0 INCH LEWIS NY COOP OBSERVER
24 HOUR SNOWFALL. COOP OBSERVER
&&
EVENT NUMBER BUF1700388
EVENT NUMBER BUF1700389
EVENT NUMBER BUF1700390
EVENT NUMBER BUF1700391
JAMLocal storm report, Feb 2, 8:37 AM EST, 1 hour 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
837 AM EST THU FEB 02 2017
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0600 AM SNOW PHOENIX 43.33N 76.27W
02/02/2017 M6.2 INCH OSWEGO NY COOP OBSERVER
24 HOUR SNOWFALL.
&&
EVENT NUMBER BUF1700392
JAMThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 2, 12:39 PM EST | Special Weather Statement | BUF | Oswego | 66 min |
Nearby
Lake Effect Snow Advisories in New York, 2017Every lake effect snow advisory 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; radar from the NEXRAD Level II archive.