Alert archive / New York / Lake Effect Snow Warnings in 2009
Lake Effect Snow Warning 8, NWS Buffalo, NY
NWS Buffalo, NY issued this lake effect snow warning at Apr 6, 2009, 3:04 PM EDT for 8 counties in New York. It took effect at Apr 6, 2009, 6:00 PM EDT. It was in force for 41 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
- Apr 6, 2009, 3:04 PM EDT (19:04 UTC)
- In effect from
- Apr 6, 2009, 6:00 PM EDT
- Expired
- Apr 8, 2009, 11:13 AM EDT
- In force
- 41 hr
- Issued by
- NWS Buffalo, NY
Counties Allegany County, NY, Cattaraugus County, NY, Chautauqua County, NY, Erie County, NY, Jefferson County, NY, Lewis County, NY, Oswego County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 92 km from the middle of the area, began a volume at 19:06 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, 7.1 hours before the alert went out and 89 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
- 532 m above ground
- 0-6 km bulk shear
- 72 kt
- 0-1 km storm-relative helicity
- 710 m²/s²
- 0-3 km storm-relative helicity
- 753 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS41 KBUF 061904 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 304 PM EDT MON APR 6 2009 ...SIGNIFICANT OUT OF SEASON SNOWS EXPECTED TONIGHT THROUGH TUESDAY NIGHT... .DEEPENING LOW PRESSURE LOCATED NEAR ROCHESTER THIS AFTERNOON WILL DRIFT SLOWLY ACROSS THE REST OF WESTERN NEW YORK THROUGH THE REMAINDER OF THE AFTERNOON AND EVENING...MAKING ITS WAY ACROSS THE ADIRONDACKS TO SOUTHERN QUEBEC TONIGHT. COLDER AIR WRAPPING IN BEHIND THE STRENGTHENING STORM SYSTEM WILL CHANGE OUR RAIN TO WET SNOW FROM SOUTHWEST TO NORTHEAST DURING THE COURSE OF TONIGHT. THIS WILL RESULT IN WIDESPREAD SNOW ACCUMULATIONS ACROSS THE REGION WITH THE MOST SIGNIFICANT SNOW ACCUMULATIONS TONIGHT FORECAST TO BE OVER THE HIGHER TERRAIN SOUTH OF BUFFALO AND BATAVIA. THE WET SNOW WILL CONTINUE ACROSS ALL OF WESTERN AND NORTH CENTRAL NEW YORK ON TUESDAY AND TUESDAY NIGHT...ALTHOUGH SOME LIGHT RAIN MAY MIX BACK IN ACROSS THE LOWER ELEVATIONS. ADDITIONAL ACCUMULATIONS ARE EXPECTED FOR ALL AREAS AS A RESULT...WITH THE HIGHEST SNOWFALL AMOUNTS STILL BEING FOUND OVER THE HIGHER TERRAIN. THE WIDESPREAD GENERAL SNOWFALL ACROSS WESTERN AND NORTH CENTRAL NEW YORK WILL TAPER OFF TUESDAY NIGHT...EXCEPT ACROSS THE WESTERN SOUTHERN TIER AND TUG HILL PLATEAU WHERE MORE FOCUSED AREAS OF LAKE EFFECT SNOW WILL LIKELY GENERATE EVEN MORE IMPRESSIVE SNOWFALL AMOUNTS. THE UPCOMING HEAVY WET SNOW WILL LIKELY IMPACT TRAVEL ACROSS THE REGION MONDAY NIGHT AND TUESDAY...AND THERE COULD EVEN BE SOME SPOTTY POWER OUTAGES ACROSS THE HIGHER TERRAIN DUE TO THE HEAVY WET NATURE OF THE SNOW. UNLIKE THE OCTOBER 2006 EVENT WHERE FOLIATED TREES CONTRIBUTED TO THE HIGH IMPACT...THE REGION IS FORTUNATE THAT OUR GROWING SEASON HAS YET TO BEGIN. NYZ012-019>021-085-070315- /O.UPG.KBUF.WS.A.0003.090406T2200Z-090407T2200Z/ /O.NEW.KBUF.LE.W.0008.090406T2200Z-090408T1200Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 304 PM EDT MON APR 6 2009 ...LAKE EFFECT SNOW WARNING IN EFFECT FROM 6 PM THIS EVENING TO 8 AM EDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT SNOW WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 8 AM EDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. ANY LINGERING RAIN WILL MIX WITH...AND CHANGE TO WET SNOW LATE THIS AFTERNOON AND EVENING. THE CHANGE TO WET SNOW WILL INITIALLY TAKE PLACE ACROSS THE HIGHER ELEVATIONS OF CHAUTAUQUA AND CATTARAUGUS COUNTIES STARTING LATE THIS AFTERNOON...THEN THE CHANGE OVER WILL BE EXPERIENCED ACROSS THE LOWER ELEVATIONS AND FOR SITES ACROSS SOUTHERN ERIE...WYOMING AND ALLEGANY COUNTIES AS THE EVENING PROGRESSES. SNOWFALL AMOUNTS TONIGHT WILL RANGE FROM 1 TO 3 INCHES IN THE LOWER ELEVATIONS TO AS MUCH AS 7 INCHES ACROSS THE HIGHER ELEVATIONS. ADDITIONAL ACCUMULATIONS IN EXCESS OF 6 INCHES WILL TAKE PLACE DURING THE DAY TUESDAY...ESPECIALLY OVER THE ELEVATED TERRAIN WHERE LAKE EFFECT ENHANCEMENT IS EXPECTED. THE LAKE EFFECT SNOWS WILL CONTINUE TUESDAY NIGHT WHERE ADDITIONAL ACCUMULATIONS WILL OCCUR...ESPECIALLY OVER THE HIGHER TERRAIN. STORM TOTALS COULD APPROACH ONE FOOT FOR SOME LOCATIONS. THIS OUT OF SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION TONIGHT THROUGH TUESDAY NIGHT...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. THIS SNOWFALL WILL BE HIGHLY ELEVATION DEPENDENT WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS WITH MUCH LESS SNOWFALL OCCURRING AT THE LOWEST ELEVATIONS. 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. && $$ NYZ006>008-070315- /O.UPG.KBUF.WS.A.0003.090407T0600Z-090408T1800Z/ /O.NEW.KBUF.LE.W.0008.090407T0600Z-090408T1200Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 304 PM EDT MON APR 6 2009 ...LAKE EFFECT SNOW WARNING IN EFFECT FROM 2 AM TUESDAY TO 8 AM EDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT SNOW WARNING...WHICH IS IN EFFECT FROM 2 AM TUESDAY TO 8 AM EDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. ANY LINGERING RAIN WILL MIX WITH...AND CHANGE TO WET SNOW TONIGHT. THE CHANGE TO WET SNOW WILL INITIALLY TAKE PLACE ACROSS THE HIGHER ELEVATIONS OF THE TUG HILL PLATEAU...THEN THE CHANGE OVER WILL BE EXPERIENCED LAST ACROSS THE LOWER ELEVATIONS. SNOWFALL AMOUNTS TONIGHT WILL RANGE FROM 1 TO 3 INCHES IN THE LOWER ELEVATIONS TO AS MUCH AS 5 INCHES ACROSS THE HIGHER ELEVATIONS OF THE TUG HILL. ADDITIONAL ACCUMULATIONS IN EXCESS OF 6 INCHES WILL TAKE PLACE DURING THE DAY TUESDAY...ESPECIALLY OVER THE ELEVATED TERRAIN WHERE LAKE EFFECT ENHANCEMENT IS EXPECTED. THE LAKE EFFECT SNOWS WILL CONTINUE TUESDAY NIGHT WHERE ADDITIONAL ACCUMULATIONS WILL OCCUR...ESPECIALLY OVER THE TUG HILL PLATEAU. THE MOST SIGNIFICANT ACCUMULATIONS WILL BE LIKELY DURING THIS TIME PERIOD. STORM TOTALS COULD EASILY EXCEED ONE FOOT FOR SOME LOCATIONS. THIS OUT OF SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION TONIGHT THROUGH TUESDAY NIGHT...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. THIS SNOWFALL WILL BE HIGHLY ELEVATION DEPENDENT WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS WITH MUCH LESS SNOWFALL OCCURRING AT THE LOWEST ELEVATIONS. 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. && $$ NYZ001>003-010-011-013-070315- /O.UPG.KBUF.WS.A.0003.090406T2200Z-090407T2200Z/ /O.NEW.KBUF.WW.Y.0013.090406T2200Z-090407T1500Z/ NIAGARA-ORLEANS-MONROE-NORTHERN ERIE-GENESEE-LIVINGSTON- INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER... BUFFALO...BATAVIA...GENESEO 304 PM EDT MON APR 6 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 11 AM EDT TUESDAY... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 11 AM EDT TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. ANY LINGERING RAIN WILL MIX WITH...AND CHANGE TO WET SNOW EARLY TONIGHT. THIS SNOWFALL WILL BE HIGHLY ELEVATION DEPENDENT WITH SNOWFALL TOTALS TONIGHT THROUGH TUESDAY MORNING RANGING FROM 2 TO 5 INCHES FROM BUFFALO AND BATAVIA SOUTHWARD. SNOWFALL TOTALS FARTHER TO THE NORTH WILL LIKELY BE MUCH LESS. ACROSS THE GENESEE VALLEY AND FINGER LAKES REGION...THE STORY WILL BE THE SAME WITH SNOWFALL TOTALS TONIGHT THROUGH TUESDAY MORNING RANGING FROM 2 TO 5 INCHES SOUTH OF THE THRUWAY. ACROSS THE HIGHER TERRAIN OF THE BRISTOL HILLS EVEN HEAVIER TOTALS ARE POSSIBLE. SNOWFALL TOTALS NORTH OF THE THRUWAY WILL LIKELY BE MUCH LESS. ALTHOUGH THIS SNOWFALL IS NOT EXPECTED TO BE SIGNIFICANT AS FAR AS ACCUMULATIONS GO...IT IS OUT OF SEASON AND IT HAS BEEN NEARLY A MONTH SINCE WE HAVE EXPERIENCED APPRECIABLE SNOWFALL ACROSS THE AREA. THIS SNOWFALL WILL LIKELY IMPACT TRAVEL ACROSS THE REGION TONIGHT THROUGH TUESDAY MORNING...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS NORMALLY ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW, BLOWING SNOW, SLEET, FREEZING RAIN AND WIND CHILLS. WHILE THE WEATHER WILL BE SIGNIFICANT, THE WORD ADVISORY IMPLIES THAT SEVERE WINTER WEATHER IS NOT ANTICIPATED. 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. && $$ NYZ004-005-014-070315- /O.NEW.KBUF.WW.Y.0013.090406T2200Z-090407T1500Z/ WAYNE-NORTHERN CAYUGA-ONTARIO- INCLUDING THE CITIES OF...NEWARK...FAIR HAVEN...CANANDAIGUA 304 PM EDT MON APR 6 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 11 AM EDT TUESDAY... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 11 AM EDT TUESDAY. ANY LINGERING RAIN WILL MIX WITH...AND CHANGE TO WET SNOW TONIGHT. SNOWFALL TOTALS TONIGHT THROUGH TUESDAY MORNING WILL RANGE FROM 1 TO 4 INCHES. ALTHOUGH THIS SNOWFALL IS NOT EXPECTED TO BE SIGNIFICANT AS FAR AS ACCUMULATIONS GO...IT IS OUT OF SEASON AND IT HAS BEEN NEARLY A MONTH SINCE WE HAVE EXPERIENCED APPRECIABLE SNOWFALL ACROSS THE AREA. THIS SNOWFALL WILL LIKELY IMPACT TRAVEL ACROSS THE REGION TONIGHT THROUGH TUESDAY MORNING...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS NORMALLY ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW, BLOWING SNOW, SLEET, FREEZING RAIN AND WIND CHILLS. WHILE THE WEATHER WILL BE SIGNIFICANT, THE WORD ADVISORY IMPLIES THAT SEVERE WINTER WEATHER IS NOT ANTICIPATED. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO. && $$ TMA
7 follow-up statements
000 WWUS41 KBUF 070039 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 839 PM EDT MON APR 6 2009 ...SIGNIFICANT OUT OF SEASON SNOWS EXPECTED TONIGHT THROUGH TUESDAY NIGHT... .LOW PRESSURE EAST OF LAKE ONTARIO WILL MOVE NORTHEAST TO NEAR MAINE TONIGHT. COLDER BEHIND THE LOW WILL BRING WIDESPREAD SNOW WITH THE MOST SIGNIFICANT SNOW ACCUMULATIONS TONIGHT OVER THE HIGHER TERRAIN SOUTH OF BUFFALO AND BATAVIA. THE WET SNOW WILL CONTINUE ACROSS ALL OF WESTERN AND NORTH CENTRAL NEW YORK ON TUESDAY AND TUESDAY NIGHT...ALTHOUGH SOME LIGHT RAIN MAY MIX BACK IN ACROSS THE LOWER ELEVATIONS. ADDITIONAL ACCUMULATIONS ARE EXPECTED FOR ALL AREAS AS A RESULT... WITH THE HIGHEST SNOWFALL AMOUNTS STILL BEING FOUND OVER THE HIGHER TERRAIN. THE WIDESPREAD GENERAL SNOWFALL ACROSS WESTERN AND NORTH CENTRAL NEW YORK WILL TAPER OFF TUESDAY NIGHT...EXCEPT ACROSS THE WESTERN SOUTHERN TIER AND TUG HILL PLATEAU WHERE MORE FOCUSED AREAS OF LAKE EFFECT SNOW WILL LIKELY GENERATE EVEN MORE IMPRESSIVE SNOWFALL AMOUNTS. THE UPCOMING HEAVY WET SNOW WILL LIKELY IMPACT TRAVEL ACROSS THE REGION MONDAY NIGHT AND TUESDAY...AND THERE COULD EVEN BE SOME SPOTTY POWER OUTAGES ACROSS THE HIGHER TERRAIN DUE TO THE HEAVY WET NATURE OF THE SNOW. UNLIKE THE OCTOBER 2006 EVENT WHERE FOLIATED TREES CONTRIBUTED TO THE HIGH IMPACT...THE REGION IS FORTUNATE THAT OUR GROWING SEASON HAS YET TO BEGIN. NYZ012-019>021-085-070845- /O.CON.KBUF.LE.W.0008.000000T0000Z-090408T1200Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 839 PM EDT MON APR 6 2009 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY... A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY. SNOW TONIGHT WILL ACCUMULATE FROM 1 TO 3 INCHES IN THE LOWER ELEVATIONS TO AS MUCH AS 7 INCHES ACROSS THE HIGHER ELEVATIONS. ADDITIONAL ACCUMULATIONS IN EXCESS OF 6 INCHES WILL TAKE PLACE DURING THE DAY TUESDAY...ESPECIALLY OVER THE ELEVATED TERRAIN WHERE LAKE EFFECT ENHANCEMENT IS EXPECTED. THE LAKE EFFECT SNOWS WILL CONTINUE TUESDAY NIGHT WHERE ADDITIONAL ACCUMULATIONS WILL OCCUR...ESPECIALLY OVER THE HIGHER TERRAIN. STORM TOTALS COULD APPROACH ONE FOOT FOR SOME LOCATIONS. THIS OUT OF SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION TONIGHT THROUGH TUESDAY NIGHT...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. THIS SNOWFALL WILL BE HIGHLY ELEVATION DEPENDENT WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES 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. && $$ NYZ006>008-070845- /O.CON.KBUF.LE.W.0008.090407T0600Z-090408T1200Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 839 PM EDT MON APR 6 2009 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 2 AM TUESDAY TO 8 AM EDT WEDNESDAY... A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 2 AM TUESDAY TO 8 AM EDT WEDNESDAY. RAIN WILL CHANGE TO WET SNOW AROUND MIDNIGHT TONIGHT. THE CHANGE TO WET SNOW WILL INITIALLY TAKE PLACE ACROSS THE HIGHER ELEVATIONS OF THE TUG HILL PLATEAU...THEN THE CHANGE OVER WILL BE EXPERIENCED LAST ACROSS THE LOWER ELEVATIONS. SNOWFALL AMOUNTS TONIGHT WILL RANGE FROM 1 TO 2 INCHES IN THE LOWER ELEVATIONS TO AS MUCH AS 5 INCHES ACROSS THE HIGHER ELEVATIONS OF THE TUG HILL. ADDITIONAL ACCUMULATIONS IN EXCESS OF 6 INCHES WILL TAKE PLACE DURING THE DAY TUESDAY...ESPECIALLY OVER THE ELEVATED TERRAIN WHERE LAKE EFFECT ENHANCEMENT IS EXPECTED. THE LAKE EFFECT SNOWS WILL CONTINUE TUESDAY NIGHT WHERE ADDITIONAL ACCUMULATIONS WILL OCCUR...ESPECIALLY OVER THE TUG HILL PLATEAU. THE MOST SIGNIFICANT ACCUMULATIONS WILL BE LIKELY DURING THIS TIME PERIOD. STORM TOTALS COULD EASILY EXCEED ONE FOOT FOR SOME LOCATIONS. THIS OUT OF SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION TONIGHT THROUGH TUESDAY NIGHT.THIS SNOWFALL WILL BE HIGHLY ELEVATION DEPENDENT WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS WITH MUCH LESS SNOWFALL OCCURRING AT THE LOWEST ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO. && $$ NYZ001>005-010-011-013-014-070845- /O.CON.KBUF.WW.Y.0013.000000T0000Z-090407T1500Z/ NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-NORTHERN ERIE- GENESEE-LIVINGSTON-ONTARIO- INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER... NEWARK...FAIR HAVEN...BUFFALO...BATAVIA...GENESEO...CANANDAIGUA 839 PM EDT MON APR 6 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT TUESDAY... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT TUESDAY. PERIODS OF SNOW WILL SPREAD EAST ACROSS THE AREA TONIGHT. SNOWFALL TOTALS TONIGHT THROUGH TUESDAY MORNING WILL RANGE FROM 1 TO 4 INCHES. ALTHOUGH THIS SNOWFALL IS NOT EXPECTED TO BE SIGNIFICANT AS FAR AS ACCUMULATIONS GO...THIS SNOWFALL WILL LIKELY IMPACT TRAVEL ACROSS THE REGION TONIGHT THROUGH TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS NORMALLY ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS INCLUDING SNOW. WHILE THE WEATHER WILL BE SIGNIFICANT... THE WORD ADVISORY IMPLIES THAT SEVERE WINTER WEATHER IS NOT ANTICIPATED. 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. && $$
000 WWUS41 KBUF 070820 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 420 AM EDT TUE APR 7 2009 ...SIGNIFICANT OUT OF SEASON SNOWS EXPECTED TODAY AND TONIGHT... .LOW PRESSURE OVER THE SAINT LAWRENCE VALLEY WILL LIFT NORTH INTO SOUTHERN QUEBEC TODAY...THEN ON INTO CENTRAL QUEBEC TONIGHT. THE COMBINATION OF UNSEASONABLY COLD AIR AND PLENTIFUL MOISTURE LINGERING BEHIND THE LOW WILL CONTINUE TO GENERATE WIDESPREAD SNOW ACROSS THE AREA TODAY...WHICH WILL BE ENHANCED ACROSS THE HIGHER TERRAIN SOUTH OF BUFFALO AND BATAVIA...AND EAST OF LAKE ONTARIO. ADDITIONAL ACCUMULATIONS ARE EXPECTED FOR ALL AREAS AS A RESULT...WITH THE HIGHEST SNOWFALL AMOUNTS FOUND OVER THE AREAS OF HIGHER TERRAIN MENTIONED ABOVE. THE WIDESPREAD GENERAL SNOWFALL WILL THEN GRADUALLY TAPER OFF FROM SOUTH TO NORTH TONIGHT...EXCEPT ACROSS THE WESTERN SOUTHERN TIER AND TUG HILL PLATEAU WHERE MORE FOCUSED AREAS OF LAKE EFFECT SNOW WILL CONTINUE WITH ADDITIONAL SIGNIFICANT ACCUMULATIONS EXPECTED. THE WET SNOW WILL LIKELY IMPACT TRAVEL ACROSS THE REGION TODAY AND TONIGHT...AND THERE COULD EVEN BE SOME SPOTTY POWER OUTAGES ACROSS THE HIGHER TERRAIN DUE TO THE HEAVY WET NATURE OF THE SNOW. UNLIKE THE OCTOBER 2006 EVENT WHERE FOLIATED TREES CONTRIBUTED TO THE HIGH IMPACT...THE REGION IS FORTUNATE THAT OUR GROWING SEASON HAS YET TO BEGIN. NYZ012-019>021-085-071600- /O.CON.KBUF.LE.W.0008.000000T0000Z-090408T1200Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 420 AM EDT TUE APR 7 2009 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY... A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY. SNOW WILL ACCUMULATE AN ADDITIONAL 3 TO 5 INCHES TODAY ACROSS THE WARNING AREA...WITH THE GREATEST AMOUNTS EXPECTED OVER AREAS OF HIGHER TERRAIN. THIS WILL BE FOLLOWED BY ANOTHER 3 TO 5 INCHES OF ACCUMULATION TONIGHT AS THE SNOWS CONTINUE ON THROUGH THE NIGHT. STORM TOTALS COULD EVENTUALLY REACH A LITTLE OVER A FOOT FOR SOME LOCATIONS. THIS OUT OF SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION THROUGH TONIGHT...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. THIS SNOWFALL WILL BE ELEVATION DEPENDENT... WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES 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. && $$ NYZ006>008-071600- /O.CON.KBUF.LE.W.0008.000000T0000Z-090408T1200Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 420 AM EDT TUE APR 7 2009 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY... A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY. SNOW WILL ACCUMULATE 3 TO 5 INCHES TODAY ACROSS THE WARNING AREA...WITH THE GREATEST AMOUNTS EXPECTED OVER AREAS OF HIGHER TERRAIN SUCH AS THE TUG HILL PLATEAU. THIS WILL BE FOLLOWED BY AS MUCH AS ANOTHER 6 TO 10 INCHES OF ACCUMULATION TONIGHT AS THE LAKE SNOWS INTENSIFY AND CONTINUE ON THROUGH THE NIGHT. STORM TOTALS COULD EASILY EXCEED A FOOT FOR SOME LOCATIONS... PARTICULARLY THE TUG HILL PLATEAU REGION. THIS OUT OF SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION THROUGH TONIGHT...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. THIS SNOWFALL WILL BE ELEVATION DEPENDENT... WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES 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. && $$ NYZ001>005-010-011-013-014-071500- /O.CON.KBUF.WW.Y.0013.000000T0000Z-090407T1500Z/ NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-NORTHERN ERIE- GENESEE-LIVINGSTON-ONTARIO- INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER... NEWARK...FAIR HAVEN...BUFFALO...BATAVIA...GENESEO...CANANDAIGUA 420 AM EDT TUE APR 7 2009 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING. PERIODS OF SNOW WILL CONTINUE ACROSS THE ADVISORY AREA TODAY...WITH ADDITIONAL SNOWFALL ACCUMULATIONS OF 1 TO 3 INCHES EXPECTED. ALTHOUGH THIS SNOWFALL IS NOT EXPECTED TO BE SIGNIFICANT AS FAR AS ACCUMULATIONS GO...IT WILL LIKELY CONTINUE TO IMPACT TRAVEL ACROSS THE REGION THROUGH THIS MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY IS NORMALLY ISSUED FOR A VARIETY OF WINTER WEATHER CONDITIONS INCLUDING SNOW. WHILE THE WEATHER WILL BE SIGNIFICANT... THE WORD ADVISORY IMPLIES THAT SEVERE WINTER WEATHER IS NOT ANTICIPATED. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO. && $$ JJR
000 WWUS41 KBUF 071454 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 1054 AM EDT TUE APR 7 2009 ...SIGNIFICANT OUT OF SEASON SNOWS TO CONTINUE THIS AFTERNOON THROUGH TONIGHT... .LOW PRESSURE LOCATED OVER SOUTHERN QUEBEC WILL DRIFT SLOWLY TO THE NORTH THIS AFTERNOON AND TONIGHT. THE COMBINATION OF UNSEASONABLY COLD AIR AND PLENTIFUL MOISTURE LINGERING BEHIND THE LOW WILL CONTINUE TO GENERATE SNOW SHOWERS ACROSS THE AREA THIS AFTERNOON...BUT THE STEADIEST SNOW WILL OCCUR ACROSS THE HIGHER TERRAIN SOUTH OF BUFFALO AND BATAVIA...AND EAST OF LAKE ONTARIO. THE GENERAL SNOWFALL WILL DIMINISH FROM SOUTH TO NORTH TONIGHT...EXCEPT ACROSS THE WESTERN SOUTHERN TIER AND TUG HILL PLATEAU WHERE MORE FOCUSED AREAS OF LAKE EFFECT SNOW WILL BRING ADDITIONAL SIGNIFICANT ACCUMULATIONS. THE WET SNOW WILL LIKELY IMPACT TRAVEL ACROSS THE REGION THIS AFTERNOON AND TONIGHT...AND THERE COULD EVEN BE SOME SPOTTY POWER OUTAGES ACROSS THE HIGHER TERRAIN DUE TO THE HEAVY WET NATURE OF THE SNOW. UNLIKE THE OCTOBER 2006 EVENT WHERE FOLIATED TREES CONTRIBUTED TO THE HIGH IMPACT...THE REGION IS FORTUNATE THAT OUR GROWING SEASON HAS YET TO BEGIN. NYZ001>005-010-011-013-014-071600- /O.CAN.KBUF.WW.Y.0013.000000T0000Z-090407T1500Z/ NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-NORTHERN ERIE- GENESEE-LIVINGSTON-ONTARIO- INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER... NEWARK...FAIR HAVEN...BUFFALO...BATAVIA...GENESEO...CANANDAIGUA 1054 AM EDT TUE APR 7 2009 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE WINTER WEATHER ADVISORY. THE GENERAL SNOW BEHIND A DEPARTING AREA OF LOW PRESSURE WILL CONTINUE TO DIMINISH THIS AFTERNOON. THEREFORE...THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. $$ NYZ012-019>021-085-072300- /O.CON.KBUF.LE.W.0008.000000T0000Z-090408T1200Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 1054 AM EDT TUE APR 7 2009 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY... A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY. SNOW WILL ACCUMULATE AN ADDITIONAL 2 TO 4 INCHES THIS AFTERNOON ACROSS THE WARNING AREA...WITH THE GREATEST AMOUNTS EXPECTED OVER THE CHAUTAUQUA RIDGE. THIS WILL BE FOLLOWED BY ANOTHER 3 TO 5 INCHES OF SNOW TONIGHT. STORM TOTALS COULD REACH A LITTLE OVER A FOOT FOR SOME LOCATIONS. THIS OUT OF SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION THROUGH TONIGHT...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. THIS SNOWFALL WILL BE ELEVATION DEPENDENT... WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO. && $$ NYZ006>008-072300- /O.CON.KBUF.LE.W.0008.000000T0000Z-090408T1200Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 1054 AM EDT TUE APR 7 2009 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY... A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY. SNOW WILL ACCUMULATE ANOTHER 1 TO 2 INCHES ACROSS THE WARNING AREA THIS AFTERNOON AS MOISTURE WRAPS IN BEHIND A DEPARTING AREA OF LOW PRESSURE. LAKE SNOWS WILL BECOME BETTER ORGANIZED TONIGHT AND RESULT IN ANOTHER 6 TO 10 INCHES. STORM COULD EXCEED A FOOT FOR SOME LOCATIONS... PARTICULARLY THE TUG HILL PLATEAU REGION. THIS OUT OF SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION THROUGH TONIGHT...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. THIS SNOWFALL WILL BE ELEVATION DEPENDENT... WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES 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. && $$ TJP
000 WWUS41 KBUF 071918 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 318 PM EDT TUE APR 7 2009 ...SIGNIFICANT OUT OF SEASON SNOWS TO CONTINUE THROUGH TONIGHT... .LOW PRESSURE LOCATED OVER SOUTHERN QUEBEC WILL CONTINUE TO DRIFT SLOWLY TO THE NORTH TONIGHT. UNSEASONABLE COLD AIR CIRCULATING AROUND THE LOW WILL ALLOW LAKE SNOWS TO BECOME BETTER ORGANIZED THIS EVENING THROUGH TONIGHT. THE HIGHEST ACCUMULATIONS OFF LAKE ERIE ARE EXPECTED WELL SOUTH OF BUFFALO...WHILE THE TUG HILL PLATEAU WILL SEE THE HIGHEST SNOWFALL TOTALS EAST OF LAKE ONTARIO. THE STEADIER LAKES SNOW WILL TAPER OFF FROM WEST TO EAST WEDNESDAY AS THE LOW PULLS AWAY AND TEMPERATURES BEGIN TO MODERATE. NYZ012-019>021-085-080330- /O.CON.KBUF.LE.W.0008.000000T0000Z-090408T1200Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 318 PM EDT TUE APR 7 2009 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY... A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY. LAKE SNOWS WILL BECOME BETTER ORGANIZED THIS EVENING AND TONIGHT AND ACCUMULATE AN ADDITIONAL 3 TO 5 INCHES. STORM TOTALS COULD REACH A LITTLE OVER A FOOT ACROSS THE HIGHER ELEVATIONS. THIS OUT OF SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION THROUGH TONIGHT...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO. && $$ NYZ006>008-080330- /O.CON.KBUF.LE.W.0008.000000T0000Z-090408T1200Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 318 PM EDT TUE APR 7 2009 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY... A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY. LAKE SNOWS WILL BECOME BETTER ORGANIZED TONIGHT AND ACCUMULATE ANOTHER 5 TO 10 INCHES. STORM TOTALS MAY EXCEED A FOOT FOR SOME LOCATIONS...ESPECIALLY ACROSS THE TUG HILL PLATEAU REGION. THIS OUT OF SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION THROUGH TONIGHT...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. THIS SNOWFALL WILL BE ELEVATION DEPENDENT... WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES 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. && $$ TJP
000 WWUS41 KBUF 080151 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 951 PM EDT TUE APR 7 2009 ...LATE SEASON SNOWS TO CONTINUE THROUGH TONIGHT... .LOW PRESSURE LOCATED OVER SOUTHERN QUEBEC WILL CONTINUE TO DRIFT SLOWLY TO THE NORTH TONIGHT. UNSEASONABLE COLD AIR CIRCULATING AROUND THE LOW WILL ALLOW LAKE SNOWS TO BECOME BETTER ORGANIZED OVERNIGHT. THE HIGHEST ACCUMULATIONS OFF LAKE ERIE ARE EXPECTED WELL SOUTH OF BUFFALO...WHILE THE TUG HILL PLATEAU WILL SEE THE HIGHEST SNOWFALL TOTALS EAST OF LAKE ONTARIO. THE STEADIER LAKES SNOW WILL TAPER OFF FROM WEST TO EAST WEDNESDAY AS THE LOW PULLS AWAY AND TEMPERATURES BEGIN TO MODERATE. NYZ012-019>021-085-081000- /O.CAN.KBUF.LE.W.0008.000000T0000Z-090408T1200Z/ /O.NEW.KBUF.LE.Y.0043.090408T0151Z-090408T1200Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 951 PM EDT TUE APR 7 2009 ...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 8 AM EDT WEDNESDAY... ...LAKE EFFECT SNOW WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 8 AM EDT WEDNESDAY. THE LAKE EFFECT SNOW WARNING HAS BEEN CANCELLED. LAKE SNOWS WILL DEVELOP LATE THIS EVENING AND BECOME BETTER ORGANIZED AFTER MIDNIGHT. THEY WILL ACCUMULATE 2 TO 5 INCHES...WITH THE GREATEST AMOUNTS OVER HIGHER ELEVATIONS. THIS LATE SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION OVERNIGHT...SO MUNICIPALITIES SHOULD BE PREPARED FOR WINTER DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES 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. && $$ NYZ006>008-081000- /O.CON.KBUF.LE.W.0008.000000T0000Z-090408T1200Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 951 PM EDT TUE APR 7 2009 ...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY... A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 8 AM EDT WEDNESDAY. LOCALLY HEAVY SNOWS WILL CONTINUE OVER THE TUG HILL PLATEAU OVERNIGHT AND ACCUMULATE ANOTHER 5 TO 10 INCHES. IN ADDITION...LAKE EFFECT SNOW WILL DEVELOP LATER TONIGHT AND ENHANCE THE SNOWFALL. STORM TOTALS WILL EXCEED A FOOT FOR MUCH OF THE WESTERN TUG HILL...WITH 6 INCHES OR MORE POSSIBLE ACROSS MUCH OF NORTHERN OSWEGO AND SOUTHERN JEFFERSON COUNTIES BY MORNING. THIS LATE SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION INTO WEDNESDAY MORNING...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. THIS SNOWFALL WILL BE ELEVATION DEPENDENT... WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES 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. && $$ SFM
000 WWUS41 KBUF 080847 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 447 AM EDT WED APR 8 2009 ...LATE SEASON SNOWS TO CONTINUE THIS MORNING EAST OF LAKES ERIE AND ONTARIO... .LOW PRESSURE EAST OF JAMES BAY WILL CONTINUE TO CIRCULATE UNSEASONABLE COLD AIR OVER THE REGION TODAY. THE COLD AIR CROSSING THE OPEN WATERS OF THE LAKES WILL CONTINUE TO PRODUCE LAKE SNOWS EAST OF BOTH LAKES. THE HEAVIER LAKE SNOWS WILL BE EAST OF LAKE ONTARIO ACROSS THE TUG HILL WHERE LAKE EFFECT SNOW WARNINGS WILL CONTINUE THROUGH EARLY AFTERNOON. EAST OF LAKE ERIE THE LAKE SNOWS WILL TAPER OFF LATER THIS MORNING AS THE LOW PULLS AWAY AND TEMPERATURES BEGIN TO MODERATE. NYZ012-019>021-085-081000- /O.CAN.KBUF.LE.Y.0043.000000T0000Z-090408T1200Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 447 AM EDT WED APR 8 2009 ...LAKE EFFECT SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE LAKE EFFECT SNOW ADVISORY. LAKE EFFECT SNOWS THIS MORNING SHOULD ONLY AMOUNT TO UP TO ANOTHER TWO INCHES WITH THE HIGHEST AMOUNTS ACROSS THE HIGHER ELEVATIONS. THEREFORE THE LAKE EFFECT SNOW ADVISORY HAS BEEN CANCELLED. $$ NYZ006>008-081700- /O.EXT.KBUF.LE.W.0008.000000T0000Z-090408T1800Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 447 AM EDT WED APR 8 2009 ...LAKE EFFECT SNOW WARNING NOW IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... THE LAKE EFFECT SNOW WARNING IS NOW IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON. LOCALLY HEAVY SNOWS WILL CONTINUE TROUGH EARLY AFTERNOON WITH ADDITIONAL ACCUMULATIONS OF 2 TO 4 INCHES TODAY WITH SOME LOCALLY HIGHER AMOUNTS POSSIBLE OVER THE TUG HILL. STORM TOTALS WILL EXCEED A FOOT FOR MUCH OF THE WESTERN TUG HILL...WITH 6 INCHES OR MORE POSSIBLE ACROSS MUCH OF NORTHERN OSWEGO AND SOUTHERN JEFFERSON COUNTIES. THE SNOW SHOULD TAPER OFF DURING THE AFTERNOON WITH LITTLE ADDITIONAL ACCUMULATION AS TEMPERATURES MODERATE TO 35 TO 40. THIS LATE SEASON SNOWFALL WILL IMPACT TRAVEL ACROSS THE REGION THROUGH WEDNESDAY MORNING...SO MUNICIPALITIES SHOULD BE PREPARED FOR LATE WINTER CONDITIONS. THIS SNOWFALL WILL BE ELEVATION DEPENDENT... WITH THE MOST SIGNIFICANT TOTALS OCCURRING AT THE HIGHER ELEVATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO FLURRIES 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. && $$ JJP
000 WWUS41 KBUF 081513 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 1113 AM EDT WED APR 8 2009 ...LAKE EFFECT SNOW EXPECTED TO WIND DOWN THIS AFTERNOON... .WIDESPREAD ORGANIZED LAKE EFFECT SNOW ACTIVITY WILL WEAKEN AS TEMPERATURES WARM A BIT AND WINDS BECOME SOUTHWESTERLY THIS AFTERNOON. NYZ006>008-081615- /O.CAN.KBUF.LE.W.0008.000000T0000Z-090408T1800Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 1111 AM EDT WED APR 8 2009 ...LAKE EFFECT SNOW WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE LAKE EFFECT SNOW WARNING. THIS AFTERNOON, WIDESPREAD SNOWFALL ACTIVITY ACROSS THE AREA WILL WEAKEN. SCATTERED SNOW SHOWERS WILL CONTINUE, HOWEVER ONLY ANOTHER 1 TO 2 INCHES LIKELY, ESPECIALLY OVER JEFFERSON AND NORTHERN LEWIS COUNTIES. FOR THE REST OF THE AREA AN INCH OR LESS NEW SNOW IS EXPECTED. $$
What forecasters said that day
The local office's own words before this lake effect snow warning 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 warning went out at Apr 6, 1:47 PM EDT, 1 hour 17 minutes earlier.
Area forecast discussion, Apr 6, 1:47 PM EDT, 1 hour 17 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BUFFALO NY
147 PM EDT MON APR 6 2009
.SYNOPSIS...
A SIGNIFICANT STORM SYSTEM CENTERED NEAR ERIE THIS MORNING IS
FORECAST TO LIFT NORTHEAST ACROSS NEW YORK STATE TODAY AND THIS
EVENING...BEFORE LIFTING INTO QUEBEC PROVINCE OVERNIGHT AND TUESDAY.
THIS SYSTEM WILL BRING WIDESPREAD RAIN TO THE AREA TODAY...FOLLOWED
BY A SIGNIFICANT EARLY SPRING SNOWFALL TONIGHT AND TUESDAY. AS EVEN
COLDER AIR WORKS INTO THE AREA BEHIND THE DEPARTING LOW TUESDAY
NIGHT...SOME LAKE EFFECT SNOWS WILL EVEN BECOME LIKELY IN THE
TRADITIONAL SNOW BELTS EAST OF LAKE ERIE AND ONTARIO.
&&
.NEAR TERM /THROUGH TONIGHT/...
SURFACE LOW ANALYZED AT 15Z ALMOST ON TOP OF BUFFALO...WITH NEARLY
CALM WINDS HERE AT THE AIRPORT. DRY SLOT WORKING INTO THE AREA
AROUND THE LOW HAS SCATTERED THE BULK OF THE PRECIPITATION OUT
ACROSS THE AREA FROM THE FINGER LAKES WESTWARD. MOISTURE
CONTINUING TO STREAM NORTHWARD ACROSS EASTERN NEW YORK STATE
KEEPING WIDESPREAD SHOWER ACTIVITY GOING ACROSS THE NORTH COUNTRY.
A FEW BREAKS IN THE OVERCAST EVEN NOTED ACROSS THE SOUTHERN TIER
WITHIN THE DRY SLOT.
UPSTREAM RADARS SHOWING THAT WRAPAROUND MOISTURE WILL BEGIN TO
WORK BACK INTO WESTERN SECTIONS BY EARLY AFTERNOON. TRANSITION
OVER TO SNOW OR A MIX OF RAIN AND SNOW LOOKS TO BE OCCURRING AT
OR NEAR THE 850 MB MINUS 4C ISOTHERM. THIS COLDER AIR LOOKS TO
ROTATE INTO THE SOUTHERN TIER UNDERNEATH THE LOW BETWEEN 18Z AND
22Z. THEREFORE WE SHOULD START TO SEE THE TRANSITION TO SNOW TAKE
PLACE DURING THIS TIME FRAME...ESPECIALLY OVER THE HIGHER
ELEVATIONS.
FOR TONIGHT...THE ANOMALOUSLY DEEP (-3 STD) STORM SYSTEM WILL SLOWLY
LIFT ACROSS THE ADIRONDACKS TO SOUTHERN QUEBEC. COLD AIR WILL POUR
ACROSS THE REGION IN ITS WAKE WITH H85 TEMPS FALLING TO -8C (-4C
EAST OF LK ONTARIO) BY DAYBREAK. THIS WILL ALLOW THE PCPN TO ALL
SNOW FROM WEST TO EAST (AND FROM HIGHER TO LOWER ELEVATIONS) DURING
THE COURSE OF THE NIGHT. THE LAST AREAS TO EXPERIENCE A TOTAL
CHANGEOVER WILL BE THE LOWER ELEVATIONS EAST OF LAKE ONTARIO AND
ALSO SOME SITES ALONG THE LAKE ONTARIO NEARSHORE FROM ROC TO OSWEGO.
THE STEADIEST SNOW WILL BE FOUND OVER THE FAR WESTERN COUNTIES WHERE
A DEFORMATION AREA WILL LIKELY BECOME ESTABLISHED AND WHERE THE
MOISTURE FIELD WILL BE DEEPEST. THIS IS WHERE A WINTER STORM WATCH
HAS BEEN IN EFFECT (SINCE THE SUNDAY AM PACKAGE). AS MENTIONED...WE
WILL KEEP THIS WATCH IN EFFECT FOR NOW. THERE ARE STILL TOO MANY
UNCERTAINTIES...THE BIGGEST OF WHICH IS THE EXACT AMOUNT OF EXPECTED
QPF. THE CURRENT FORECAST A QUARTER TO ONE HALF INCH OVER THE
WESTERN WATCH AREA WOULD LEAD TO ADVISORY CRITERIA SNOWS...BUT
TIMING OF THE CHANGEOVER AND ELEVATION ALSO HAVE TO BE CONSIDERED.
AT THIS POINT...THE HIGHEST CHANCE FOR SIGNIFICANT ACCUMS TONIGHT
WOULD BE OVER THE HIGHER TERRAIN SOUTH OF BUFFALO AND BATAVIA WHERE
OROGRAPHIC ENHANCMENT AND AN EARLIER CHANGEOVER COULD PUSH SNOWFALL
HIGHER.
SNOWFALL OVER THE WESTERN COUNTIES BY DAYBREAK WILL LIKELY RANGE
FROM 2 TO 4 INCHES OVER MOST AREAS TO 6 OR MORE OVER THE HIGHER
TERRAIN OF CHAUTAUQUA...CATTARAUGUS AND SOUTHERN ERIE COUNTIES.
THE DAYSHIFT WILL RE-EXAMINE THIS SCENARIO AND WILL EVENTUALLY
EVOLVE THE WATCH INTO AN ADVISORY OR WARNING.
FURTHER TO THE EAST...THE CHANGEOVER TO SNOW WILL NOT HAPPEN UNTIL
AFTER MIDNIGHT...SO NEEDLESSS TO SAY AMOUNTS WILL BE LOWER. SNOWFALL
WILL PROBABLY ONLY RANGE FROM AN INCH OR TWO FOR SITES EAST OF
ROCHESTER AND DANSVILLE...ALTHOUGH THE TUG HILL COULD PICK UP 3 OR
MORE INCHES BY DAYBREAK. THE MOST SIGNIFICANT ACCUMULATIONS EAST OF
LAKE ONTARIO WILL COME IN LATER PERIODS...FROM BOTH THIS SYNOPTIC
FEATURE AND FROM POTENTIALLY IMPRESSIVE LAKE EFFECT PROCESSES. AS A
RESULT...A SECOND WINTER STORM WATCH WIL BE ISSUED FOR THIS AREA.
DETAILS ARE FOUND BELOW.
ANYWAY YOU SLICE IT...THIS OUT OF SEASON WINTER EVENT COULD BE
SIGNIFICANT IN ITS EFFECTS ON TRAVEL THROUGHOUT THE REGION TONIGHT
AND TUESDAY. WHILE SPOTTY POWER OUTAGES WILL ALSO BE POSSIBLE...
THE REGION MAY LUCK OUT IN THAT OUR TREES HAVE YET TO FOLIATE.
OTHERWISE...WE COULD BE LOOKING AT ANOTHER OCT 2007 EVENT.
&&
.SHORT TERM /TUESDAY THROUGH WEDNESDAY/...
DEEP LOW PRESSURE CENTERED NEAR MONTREAL TUESDAY MORNING WILL SLOWLY
LIFT NORTHWARD TO CENTRAL QUEBEC TUESDAY NIGHT...THEN ONWARD TO
NORTHERN QUEBEC ON WEDNESDAY. IN THE WAKE OF THIS LOW...A DEEP
CYCLONIC FLOW OF COLD AND MOIST AIR WILL PERSIST ACROSS THE REGION
THROUGH THE SHORT TERM PERIOD...WITH TEMPERATURES AVERAGING WELL
BELOW NORMAL.
IN TERMS OF THE SYNOPTIC-SCALE PRECIPITATION ASSOCIATED WITH THE
DEPARTING LOW...EXPECT THAT WIDESPREAD WRAPAROUND/DEFORMATION ZONE
PRECIP WILL CONTINUE ACROSS THE AREA ON TUESDAY...BEFORE GRADUALLY
WINDING DOWN FROM SOUTH TO NORTH DURING THE COURSE OF TUESDAY NIGHT
AND WEDNESDAY. IN GENERAL...WILL MAINTAIN WIDESPREAD HIGH-END
CATEGORICAL POPS DURING TUESDAY...THEN WILL SLOWLY DROP THESE BACK
THROUGH THE LIKELY AND CHANCE RANGES TUESDAY NIGHT AND WEDNESDAY AS
THE LOW DRIFTS FARTHER AWAY FROM THE FORECAST AREA. THE EXCEPTIONS
TO THIS WILL COME EAST OF LAKES ERIE AND ONTARIO LATER TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...WHERE SOME RARE APRIL LAKE
EFFECT SNOWS ARE EXPECTED TO DEVELOP. MORE ON THAT IN A MOMENT.
IN TERMS OF PTYPES...BOTH BOUNDARY LAYER TEMPERATURES AND THERMAL
PROFILES SUGGEST THAT THE BULK OF THE PRECIP WILL BE IN THE FORM OF
SNOW ON TUESDAY...THOUGH A LITTLE RAIN MAY MIX IN DURING THE
AFTERNOON AS TEMPERATURES BECOME MORE MARGINAL FOR RAIN/SNOW. THIS
WILL BE FOLLOWED BY ALL SNOW/SNOW SHOWERS TUESDAY NIGHT AS THE CORE
OF THE COLDEST AIR SETTLES ACROSS THE REGION...THEN A RETURN TO MORE
OF A RAIN SHOWER/SNOW SHOWER MIX ON WEDNESDAY AS THE ATMOSPHERIC
COLUMN WARMS A FEW DEGREES CELSIUS.
IN GENERAL...MODEL QPFS FROM THE 00Z NAM AND GFS SUGGEST THE
POTENTIAL FOR A GENERAL TENTH TO QUARTER OF AN INCH OF PRECIP DURING
THE COURSE OF TUESDAY...FOLLOWED BY MUCH LESSER AMOUNTS TUESDAY
NIGHT AS THE LOW LIFTS ACROSS CENTRAL QUEBEC. THIS WILL TRANSLATE
INTO AN ADDITIONAL 1-3 OF WET SNOWFALL ACCUMULATION ACROSS THE AREA
ON TUESDAY...AND POSSIBLY ANOTHER HALF INCH TO AN INCH TUESDAY
NIGHT. THESE AMOUNTS WILL BE ENHANCED BY OROGRAPHIC EFFECTS EAST OF
LAKES ERIE AND ONTARIO...WHERE THE UPSLOPE WESTERLY FLOW WILL LIKELY
RESULT IN ENHANCED SNOWFALL AMOUNTS OF 3-6 ON TUESDAY.
AS WE GET INTO TUESDAY NIGHT...A DEEP AND WELL ALIGNED WESTERLY FLOW
OF COLD AND MOIST AIR WILL CONTINUE ACROSS THE LOWER GREAT LAKES...
WITH 850 MB TEMPERATURES DROPPING TO AN UNSEASONABLY CHILLY -10C TO
-11C. COMBINED WITH THE LOSS OF STRONG EARLY SPRING DIURNAL
EFFECTS...THIS WILL RESULT IN THE SNOWS EAST OF THE LAKES BECOMING
INCREASINGLY LAKE EFFECT-DRIVEN WITH TIME...WITH OROGRAPHIC EFFECTS
CONTINUING TO ENHANCE THE ACTIVITY ACROSS THE HIGHER TERRAIN. THIS
WILL RESULT IN THE LIKELIHOOD OF ADDITIONAL SIGNIFICANT
ACCUMULATIONS EAST OF THE LAKES TUESDAY NIGHT AND EARLY WEDNESDAY
MORNING...WITH AREAS EAST OF LAKE ERIE POSSIBLY PICKING UP AN
ADDITIONAL HALF FOOT OF WET SNOW...AND THE TUG HILL REGION EAST OF
LAKE ONTARIO POSSIBLY GETTING AS MUCH AS ANOTHER FOOT BY MID
WEDNESDAY MORNING.
ALL OF THE LAKE EFFECT ACTIVITY IS THEN EXPECTED TO GRADUALLY WIND
DOWN DURING THE COURSE OF WEDNESDAY AS DIURNAL INFLUENCES COME INTO
PLAY ONCE AGAIN...AND TEMPERATURES ALOFT RECOVER INTO THE -6C TO -8C
RANGE.
&&
.LONG TERM /WEDNESDAY NIGHT THROUGH MONDAY/...
DURING WEDNESDAY NIGHT...THE COLD CYCLONIC FLOW OVER THE REGION WILL
BE WEAKENING AS OUR CURRENT STORM SYSTEM CONTINUES TO RETREAT
POLEWARD. AS A RESULT...WILL INDICATE SLOWLY DIMINISHING CHANCE POPS
FOR SNOW SHOWERS...FOLLOWED BY GENERALLY DRY CONDITIONS ON THURSDAY
AS A WEAK RIDGE OF HIGH PRESSURE FINALLY BUILDS ACROSS THE REGION.
DURING THE THURSDAY NIGHT INTO FRIDAY NIGHT PERIOD...THE
AFOREMENTIONED WEAK RIDGE OVER THE REGION WILL LIFT NORTHEAST...
ALLOWING THE NEXT FRONTAL SYSTEM OVER THE OHIO VALLEY TO SPREAD
INCREASING AMOUNTS OF MOISTURE ACROSS THE REGION AS IT TRACKS ACROSS
THE MID ATLANTIC STATES. DUE TO DIFFERING SOLUTIONS CONTINUING
AMONGST THE MEDIUM RANGE GUIDANCE WITH RESPECT TO THE TRACK AND
FORWARD SPEED OF THIS SYSTEM...QUESTIONS CONTINUE TO EXIST ON HOW
FAR NORTH THE PRECIP ASSOCIATED WITH THIS SYSTEM WILL GET DURING
THIS PERIOD...AS WELL AS HOW QUICKLY IT WILL SPREAD INTO THE REGION.
FOR NOW...WILL CONTINUE TO FOLLOW A MIDDLE ROAD BETWEEN THE
GFS/ECMWF DURING THIS TIME FRAME AND INDICATE CHANCE POPS...WITH A
RAIN/SNOW MIX THURSDAY NIGHT TRANSITIONING TO RAIN DURING FRIDAY AS
THE BOUNDARY LAYER WARMS...THEN BACK TO A RAIN/SNOW MIX FRIDAY
NIGHT.
REGARDLESS OF WHICH SOLUTION YOU BELIEVE...THE LOW SHOULD MOVE OFF
THE EAST COAST DURING SATURDAY...WITH A RIDGE OF HIGH PRESSURE AND
ASSOCIATED DRIER AIR OVER THE UPPER LAKES SPREADING INTO THE REGION
DURING THE DAY. AT THIS POINT...CANT SEE ANYTHING HIGHER THAN
SLIGHT CHANCE POPS FOR SATURDAY WITH SKIES BECOMING PARTLY
SUNNY...THEN DRY WEATHER CONTINUING FOR SUNDAY AS THE RIDGE CRESTS
ACROSS THE AREA.
&&
.AVIATION /18Z MONDAY THROUGH SATURDAY/...
DETERIORATING CONDITIONS THIS AFTERNOON AND EVENING WITH WIDESPREAD
IFR CIGS BY EVENING AND THROUGH THE NIGHT.
DEEP LOW PRESSURE ACROSS WESTERN NY AT 18Z WILL LIFT TO THE
NORTHEAST AND MOVE TO EAST OF LAKE ONTARIO BY THIS EVENING. KBUF,
KIAG, KJHW AND KROC WILL HAVE LOW MVFR TO IFR CIGS FOR MUCH OF THE
REMAINDER OF THE DAY.
FOR TONIGHT...THE STORM SYSTEM WILL BE PULLING AWAY ACROSS THE ST
LAWRENCE VALLEY TO SOUTHERN QUEBEC. COLDER AIR WRAPPING IN BEHIND
THE SYSTEM WILL CHANGE THE RAIN TO SNOW FROM WEST TO EAST WITH CIGS
AT IFR TO LIFR LEVELS. VSBYS WILL BE IFR TO MVFR...WITH THE GREATEST
VSBY RESTRICTIONS FOUND OVER THE WESTERN SITES SUCH AS KIAG...KBUF
AND KJHW. CIGS ACROSS THE REGION TONIGHT WILL BE LIFR TO IFR.
IN TERMS OF CIGS...WE WILL LIKELY APPROACH FIELD MINIMUMS LATE TODAY
INTO TUESDAY.
OUTLOOK...
TUESDAY...IFR IN SNOW.
WEDNESDAY...MVFR IN SNOW SHOWERS...WITH LOCAL IFR EAST OF THE LAKES
IN LAKE EFFECT SNOW.
THURSDAY...VFR.
FRIDAY...MVFR IN SHOWERS.
SATURDAY...MVFR IN RAIN/SNOW IN THE MORNING...THEN VFR.
&&
.MARINE...
A DEEPENING STORM SYSTEM CENTERED OVER WESTERN NEW YORK EARLY
THIS AFTERNOON WILL LIFT NORTHEAST ACROSS NEW YORK STATE THROUGH
THIS EVENING...BEFORE LIFTING INTO QUEBEC PROVINCE OVERNIGHT AND
TUESDAY. THERE WILL BE A TEMPORARY RELAXATION TO THE PRESSURE
GRADIENT THIS AFTERNOON ON THE LOWER GREAT LAKES AS THE CENTER OF
THE LOW PASSES ACROSS NEW YORK STATE. BEHIND THE LOW...WINDS WILL
TURN WESTERLY AND BECOME QUITE BRISK AGAIN...RATHER QUIKCLY
TONIGHT THROUGH TUESDAY...PERSISTING THROUGH TUESDAY NIGHT AND
INTO WEDNESDAY.
THOUGH SMALL CRAFT CRITERIA MAY NOT BE MET AT ALL NEARSHORE
LOCATIONS THIS AFTERNOON...SMALL CRAFT CRITERIA WILL CERTAINLY BE
REACHED TONIGHT THROUGH TUESDAY. SMALL CRAFT ADVISORIES HAVE
THEREFORE BEEN EITHER EXTENDED OR REISSUED ON THE NEARSHORES.
&&
.BUF WATCHES/WARNINGS/ADVISORIES...
NY...WINTER STORM WATCH FROM LATE TONIGHT THROUGH WEDNESDAY
AFTERNOON FOR NYZ006>008.
WINTER STORM WATCH FROM 6 PM EDT THIS EVENING THROUGH TUESDAY
AFTERNOON FOR NYZ001>003-010>013-019>021-085.
MARINE...SMALL CRAFT ADVISORY FROM 8 PM THIS EVENING TO 6 PM EDT
TUESDAY FOR LEZ020-040-041.
SMALL CRAFT ADVISORY UNTIL 6 PM EDT TUESDAY FOR
LOZ042>044.
&&
SYNOPSIS...JJR
NEAR TERM...RSH/TMA
SHORT TERM...JJR
LONG TERM...JJR
AVIATION...WCH
MARINE...JJR/TMAHazardous weather outlook, Apr 6, 5:06 AM EDT, 9 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BUFFALO NY 506 AM EDT MON APR 6 2009 NYZ001>003-010>013-019>021-085-070915- NIAGARA-ORLEANS-MONROE-NORTHERN ERIE-GENESEE-WYOMING-LIVINGSTON- CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- 506 AM EDT MON APR 6 2009 ...WINTER STORM WATCH IN EFFECT FROM THIS EVENING THROUGH TUESDAY AFTERNOON... 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...TUESDAY THROUGH SUNDAY. 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... PLEASE RELAY SNOWFALL REPORTS TO THE NATIONAL WEATHER SERVICE. 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 NYZ004-005-014-070915- WAYNE-NORTHERN CAYUGA-ONTARIO- 506 AM EDT MON APR 6 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND NORTH CENTRAL NEW YORK. .DAY ONE...TODAY AND TONIGHT. AN UNUSUALLY DEEP STORM SYSTEM WILL CROSS THE REGION TODAY...WITH RAIN CHANGING TO WET SNOW MONDAY NIGHT AND TUESDAY. AT THIS TIME...THERE IS A VERY GOOD CHANCE THAT MOST AREAS WILL SEE SEVERAL INCHES OF WET SNOW TONIGHT...WITH ADDITIONAL ACCUMULATIONS LIKELY ON TUESDAY. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. AS A DEPARTING STORM SYSTEM LIFTS ACROSS SOUTHERN QUEBEC ON TUESDAY...THERE IS A VERY GOOD CHANCE THAT THE AREA WILL RECEIVE SEVERAL MORE INCHES OF WET SNOWFALL. .SPOTTER INFORMATION STATEMENT... PLEASE RELAY SNOWFALL REPORTS TO THE NATIONAL WEATHER SERVICE. 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>008-070915- OSWEGO-JEFFERSON-LEWIS- 506 AM EDT MON APR 6 2009 ...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY AFTERNOON... 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. WINTER STORM WATCH. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. 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... PLEASE RELAY SNOWFALL REPORTS TO THE NATIONAL WEATHER SERVICE. 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-LOZ042>045-062>065-070915- UPPER NIAGARA RIVER AND BUFFALO HARBOR- LAKE ERIE NEARSHORE WATERS FROM RIPLEY TO DUNKIRK- LAKE ERIE NEARSHORE WATERS FROM DUNKIRK TO BUFFALO- 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- 506 AM EDT MON APR 6 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE AND LAKE ONTARIO. .DAY ONE...TODAY AND TONIGHT. THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. THERE IS AT LEAST A SMALL CHANCE OF GALE FORCE WINDS ON LAKES ERIE AND ONTARIO ON TUESDAY AS DEEP LOW PRESSURE LIFTS ACROSS SOUTHERN QUEBEC. .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 SLZ022-024-070915- SAINT LAWRENCE RIVER FROM CAPE VINCENT TO OGDENSBURG- SAINT LAWRENCE RIVER FROM OGDENSBURG TO SAINT REGIS- 506 AM EDT MON APR 6 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEW YORK WATERS OF THE SAINT LAWRENCE RIVER. .DAY ONE...TODAY AND TONIGHT. THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. 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
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 9:14 PM EDT | Small Craft Advisory | BUF | 3 days | |
| Apr 6, 12:09 PM EDT | Small Craft Advisory | BUF | 58 hr | |
| Apr 6, 3:04 PM EDT | Winter Weather Advisory | BUF | Cayuga, Erie, Genesee, Livingston, Monroe, Niagara and 3 more | 20 hr |
Nearby
Lake Effect Snow Warnings in New York, 2009Every lake effect snow warning in 2009
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.