Alert archive / New York / Lakeshore Flood Warnings in 2017

Lakeshore Flood Warning 13, NWS Buffalo, NY

August 3, 20177 counties in New York

NWS Buffalo, NY issued this lakeshore flood warning at Aug 3, 2017, 2:42 PM EDT for 7 counties in New York. It took effect at Aug 5, 2017, 8:00 AM EDT. It was in force for 20 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
Aug 3, 2017, 2:42 PM EDT (18:42 UTC)
In effect from
Aug 5, 2017, 8:00 AM EDT
Expired
Aug 6, 2017, 4:09 AM EDT
In force
20 hr
Issued by
NWS Buffalo, NY

Counties Cayuga County, NY, Jefferson County, NY, Monroe County, NY, Niagara County, NY, Orleans County, NY, Oswego County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 132 km from the middle of the area, began a volume at 18:44 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, 6.7 hours before the alert went out and 129 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 12:00Z on 2017-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2017-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1527 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

881 
WHUS41 KBUF 031842
CFWBUF

URGENT - IMMEDIATE BROADCAST REQUESTED
LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
242 PM EDT THU AUG 3 2017

NYZ003>007-040245-
/O.UPG.KBUF.LS.A.0015.170805T1200Z-170806T1500Z/
/O.NEW.KBUF.LS.W.0013.170805T1200Z-170806T1500Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
242 PM EDT THU AUG 3 2017

...LAKESHORE FLOOD WARNING IN EFFECT FROM 8 AM SATURDAY TO 11 AM
EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKESHORE
FLOOD WARNING...WHICH IS IN EFFECT FROM 8 AM SATURDAY TO 11 AM
EDT SUNDAY. THE LAKESHORE FLOOD WATCH IS NO LONGER IN EFFECT.

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...BEHIND A COLD FRONT, STRONG WESTERLY WINDS
  WILL BEGIN TO INCREASE FRIDAY NIGHT AND REMAIN STRONG THROUGH
  SATURDAY NIGHT. THESE WINDS WILL INCREASE THE WAVES ON LAKE
  ONTARIO SUCH THAT WHEN COMBINED WITH ALREADY HIGH LAKE LEVELS,
  THE WAVE ACTION WILL WORSEN FLOODING IN LOW LYING AREAS ALONG 
  THE LAKE ONTARIO SHORELINE... AS WELL AS PRODUCE ADDITIONAL 
  SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH LATE SUNDAY 
  MORNING.

* IMPACTS...ADDITIONAL FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKE ONTARIO SHORELINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$

NYZ001-002-040245-
/O.NEW.KBUF.LS.W.0013.170805T1200Z-170806T0400Z/
NIAGARA-ORLEANS-
242 PM EDT THU AUG 3 2017

...LAKESHORE FLOOD WARNING IN EFFECT FROM 8 AM SATURDAY TO
MIDNIGHT EDT SATURDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKESHORE
FLOOD WARNING...WHICH IS IN EFFECT FROM 8 AM SATURDAY TO MIDNIGHT
EDT SATURDAY NIGHT.

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...BEHIND A COLD FRONT, STRONG WESTERLY WINDS
  WILL BEGIN TO INCREASE FRIDAY NIGHT AND REMAIN STRONG THROUGH
  SATURDAY EVENING. THESE WINDS WILL INCREASE THE WAVES ON LAKE
  ONTARIO SUCH THAT WHEN COMBINED WITH ALREADY HIGH LAKE LEVELS,
  THE WAVE ACTION WILL WORSEN FLOODING IN LOW LYING AREAS ALONG
  THE LAKE ONTARIO SHORELINE...AS WELL AS PRODUCE ADDITIONAL 
  SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH MIDNIGHT SATURDAY 
  NIGHT.

* IMPACTS...ADDITIONAL FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKE ONTARIO SHORELINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$

THOMAS/TMA
14 follow-up statements
603 
WHUS41 KBUF 040112
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
912 PM EDT THU AUG 3 2017

NYZ003>007-041030-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T1500Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
912 PM EDT THU AUG 3 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO 11 AM EDT SUNDAY...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE FRIDAY NIGHT
  AND REMAIN STRONG THROUGH SATURDAY NIGHT. THIS WILL RESULT IN
  INCREASING WAVE ACTION WHICH WILL COMBINE WITH ALREADY HIGH LAKE
  LEVELS TO WORSEN FLOODING IN LOW LYING AREAS AND CAUSE 
  ADDITIONAL SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH LATE SUNDAY 
  MORNING.

* IMPACTS...ADDITIONAL FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKE ONTARIO SHORELINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$

NYZ001-002-041030-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T0400Z/
NIAGARA-ORLEANS-
912 PM EDT THU AUG 3 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO MIDNIGHT EDT SATURDAY NIGHT...

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE FRIDAY NIGHT
  AND REMAIN STRONG INTO SATURDAY NIGHT. THIS WILL RESULT IN 
  INCREASING WAVE ACTION WHICH WILL COMBINE WITH ALREADY HIGH LAKE
  LEVELS TO WORSEN FLOODING IN LOW LYING AREAS AND CAUSE 
  ADDITIONAL SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH MIDNIGHT SATURDAY 
  NIGHT.

* IMPACTS...ADDITIONAL FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKE ONTARIO SHORELINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$

APFFEL
382 
WHUS41 KBUF 040618
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
218 AM EDT FRI AUG 4 2017

NYZ003>007-041430-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T1500Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
218 AM EDT FRI AUG 4 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO 11 AM EDT SUNDAY...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE FRIDAY 
  NIGHT AND REMAIN STRONG THROUGH SATURDAY NIGHT. THIS WILL 
  RESULT IN INCREASING WAVE ACTION WHICH WILL COMBINE WITH 
  ALREADY HIGH LAKE LEVELS TO WORSEN FLOODING IN LOW LYING AREAS 
  AND CAUSE ADDITIONAL SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH LATE SUNDAY 
  MORNING.

* IMPACTS...ADDITIONAL FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKE ONTARIO SHORELINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$

NYZ001-002-041430-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T0400Z/
NIAGARA-ORLEANS-
218 AM EDT FRI AUG 4 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO MIDNIGHT EDT SATURDAY NIGHT...

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE FRIDAY 
  NIGHT AND REMAIN STRONG INTO SATURDAY NIGHT. THIS WILL RESULT 
  IN INCREASING WAVE ACTION WHICH WILL COMBINE WITH ALREADY HIGH 
  LAKE LEVELS TO WORSEN FLOODING IN LOW LYING AREAS AND CAUSE 
  ADDITIONAL SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH MIDNIGHT SATURDAY 
  NIGHT.

* IMPACTS...ADDITIONAL FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKE ONTARIO SHORELINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$
502 
WHUS41 KBUF 040815
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
415 AM EDT FRI AUG 4 2017

NYZ003>007-041700-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T1500Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
415 AM EDT FRI AUG 4 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO 11 AM EDT SUNDAY...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE LATE TONIGHT AND
  REMAIN STRONG THROUGH SATURDAY NIGHT...RESULTING IN INCREASED 
  WAVE ACTION. COMBINED WITH ALREADY HIGH LAKE LEVELS...THIS WILL 
  WORSEN FLOODING IN LOW LYING AREAS AND CAUSE ADDITIONAL 
  SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH LATE SUNDAY 
  MORNING.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$

NYZ001-002-041700-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T0400Z/
NIAGARA-ORLEANS-
415 AM EDT FRI AUG 4 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO MIDNIGHT EDT SATURDAY NIGHT...

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE LATE TONIGHT
  AND REMAIN STRONG THROUGH SATURDAY NIGHT...RESULTING IN
  INCREASED WAVE ACTION. COMBINED WITH ALREADY HIGH LAKE
  LEVELS...THIS WILL WORSEN FLOODING IN LOW LYING AREAS AND CAUSE
  ADDITIONAL SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH MIDNIGHT SATURDAY 
  NIGHT.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$

JJR
354 
WHUS41 KBUF 041534
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1134 AM EDT FRI AUG 4 2017

NYZ003>007-042345-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T1500Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
1134 AM EDT FRI AUG 4 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO 11 AM EDT SUNDAY...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE LATE 
  TONIGHT AND REMAIN STRONG THROUGH SATURDAY NIGHT...RESULTING 
  IN INCREASED WAVE ACTION. COMBINED WITH ALREADY HIGH LAKE 
  LEVELS...THIS WILL WORSEN FLOODING IN LOW LYING AREAS AND 
  CAUSE ADDITIONAL SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH LATE SUNDAY 
  MORNING.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$

NYZ001-002-042345-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T0400Z/
NIAGARA-ORLEANS-
1134 AM EDT FRI AUG 4 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO MIDNIGHT EDT SATURDAY NIGHT...

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE LATE 
  TONIGHT AND REMAIN STRONG THROUGH SATURDAY NIGHT...RESULTING 
  IN INCREASED WAVE ACTION. COMBINED WITH ALREADY HIGH LAKE 
  LEVELS...THIS WILL WORSEN FLOODING IN LOW LYING AREAS AND 
  CAUSE ADDITIONAL SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH MIDNIGHT SATURDAY 
  NIGHT.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$
479 
WHUS41 KBUF 042223
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
623 PM EDT FRI AUG 4 2017

NYZ003>007-050630-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T1500Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
623 PM EDT FRI AUG 4 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO 11 AM EDT SUNDAY...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE LATE 
  TONIGHT AND REMAIN STRONG THROUGH SATURDAY NIGHT...RESULTING 
  IN INCREASED WAVE ACTION. COMBINED WITH ALREADY HIGH LAKE 
  LEVELS...THIS WILL WORSEN FLOODING IN LOW LYING AREAS AND 
  CAUSE ADDITIONAL SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH LATE SUNDAY 
  MORNING.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$

NYZ001-002-050630-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T0400Z/
NIAGARA-ORLEANS-
623 PM EDT FRI AUG 4 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO MIDNIGHT EDT SATURDAY NIGHT...

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE LATE 
  TONIGHT AND REMAIN STRONG THROUGH SATURDAY NIGHT...RESULTING 
  IN INCREASED WAVE ACTION. COMBINED WITH ALREADY HIGH LAKE 
  LEVELS...THIS WILL WORSEN FLOODING IN LOW LYING AREAS AND 
  CAUSE ADDITIONAL SHORELINE EROSION.

* TIMING...FROM EARLY SATURDAY MORNING THROUGH MIDNIGHT SATURDAY 
  NIGHT.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$
763 
WHUS41 KBUF 050246
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1046 PM EDT FRI AUG 4 2017

NYZ003>007-051100-
/O.NEW.KBUF.BH.S.0019.170805T1000Z-170806T0300Z/
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T1500Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
1046 PM EDT FRI AUG 4 2017

...BEACH HAZARDS STATEMENT IN EFFECT FROM 6 AM EDT SATURDAY
THROUGH SATURDAY EVENING...
...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO 11 AM EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A BEACH
HAZARDS STATEMENT...WHICH IS IN EFFECT FROM 6 AM EDT SATURDAY
THROUGH SATURDAY EVENING.

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE OVERNIGHT 
  AND REMAIN STRONG THROUGH SATURDAY NIGHT...RESULTING IN 
  INCREASED WAVE ACTION. COMBINED WITH ALREADY HIGH LAKE 
  LEVELS...THIS WILL WORSEN FLOODING IN LOW LYING AREAS AND CAUSE 
  ADDITIONAL SHORELINE EROSION.

* TIMING...THE BEACH HAZARDS STATEMENT IS IN EFFECT FROM LATE 
  TONIGHT THROUGH LATE SATURDAY EVENING. THE LAKESHORE FLOOD 
  WARNING IS IN EFFECT FROM EARLY SATURDAY MORNING THROUGH LATE 
  SUNDAY MORNING.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ001-002-051100-
/O.NEW.KBUF.BH.S.0019.170805T1000Z-170806T0300Z/
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T0400Z/
NIAGARA-ORLEANS-
1046 PM EDT FRI AUG 4 2017

...BEACH HAZARDS STATEMENT IN EFFECT FROM 6 AM EDT SATURDAY
THROUGH SATURDAY EVENING...
...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY
TO MIDNIGHT EDT SATURDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A BEACH
HAZARDS STATEMENT...WHICH IS IN EFFECT FROM 6 AM EDT SATURDAY
THROUGH SATURDAY EVENING.

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE OVERNIGHT 
  AND REMAIN STRONG THROUGH SATURDAY NIGHT...RESULTING IN 
  INCREASED WAVE ACTION. COMBINED WITH ALREADY HIGH LAKE 
  LEVELS...THIS WILL WORSEN FLOODING IN LOW LYING AREAS AND CAUSE 
  ADDITIONAL SHORELINE EROSION.

* TIMING...THE BEACH HAZARDS STATEMENT IS IN EFFECT FROM LATE 
  TONIGHT THROUGH LATE SATURDAY EVENING. THE LAKESHORE FLOOD 
  WARNING IS IN EFFECT FROM EARLY SATURDAY MORNING THROUGH 
  MIDNIGHT SATURDAY NIGHT.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ010-019-085-051100-
/O.NEW.KBUF.BH.S.0019.170805T1000Z-170806T0300Z/
NORTHERN ERIE-CHAUTAUQUA-SOUTHERN ERIE-
1046 PM EDT FRI AUG 4 2017

...BEACH HAZARDS STATEMENT IN EFFECT FROM 6 AM EDT SATURDAY
THROUGH SATURDAY EVENING...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A BEACH
HAZARDS STATEMENT...WHICH IS IN EFFECT FROM 6 AM EDT SATURDAY
THROUGH SATURDAY EVENING.

* LOCATIONS...BEACHES OF ERIE AND CHAUTAUQUA COUNTIES.

* TIMING...FROM LATE TONIGHT THROUGH LATE SATURDAY EVENING.

* IMPACTS...STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$
977 
WHUS41 KBUF 050601
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
201 AM EDT SAT AUG 5 2017

NYZ003>007-051415-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T1500Z/
/O.CON.KBUF.BH.S.0019.170805T1000Z-170806T0300Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
201 AM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 6 AM EDT THIS
MORNING THROUGH THIS EVENING...
...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 11 AM EDT SUNDAY...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE OVERNIGHT 
  AND REMAIN STRONG THROUGH SATURDAY NIGHT...RESULTING IN 
  INCREASED WAVE ACTION. COMBINED WITH ALREADY HIGH LAKE 
  LEVELS...THIS WILL WORSEN FLOODING IN LOW LYING AREAS AND 
  CAUSE ADDITIONAL SHORELINE EROSION.

* TIMING...THE BEACH HAZARDS STATEMENT IS IN EFFECT FROM EARLY 
  THIS MORNING THROUGH LATE THIS EVENING. THE LAKESHORE FLOOD 
  WARNING IS IN EFFECT FROM EARLY THIS MORNING THROUGH LATE 
  SUNDAY MORNING.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ001-002-051415-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T0400Z/
/O.CON.KBUF.BH.S.0019.170805T1000Z-170806T0300Z/
NIAGARA-ORLEANS-
201 AM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 6 AM EDT THIS
MORNING THROUGH THIS EVENING...
...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO MIDNIGHT EDT TONIGHT...

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...WESTERLY WINDS WILL INCREASE OVERNIGHT 
  AND REMAIN STRONG THROUGH SATURDAY NIGHT...RESULTING IN 
  INCREASED WAVE ACTION. COMBINED WITH ALREADY HIGH LAKE 
  LEVELS...THIS WILL WORSEN FLOODING IN LOW LYING AREAS AND 
  CAUSE ADDITIONAL SHORELINE EROSION.

* TIMING...THE BEACH HAZARDS STATEMENT IS IN EFFECT FROM EARLY 
  THIS MORNING THROUGH LATE THIS EVENING. THE LAKESHORE FLOOD 
  WARNING IS IN EFFECT FROM EARLY THIS MORNING THROUGH MIDNIGHT 
  TONIGHT.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ010-019-085-051415-
/O.CON.KBUF.BH.S.0019.170805T1000Z-170806T0300Z/
NORTHERN ERIE-CHAUTAUQUA-SOUTHERN ERIE-
201 AM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 6 AM EDT THIS
MORNING THROUGH THIS EVENING...

* LOCATIONS...BEACHES OF ERIE AND CHAUTAUQUA COUNTIES.

* TIMING...FROM EARLY THIS MORNING THROUGH LATE THIS EVENING.

* IMPACTS...STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$
628 
WHUS41 KBUF 050803
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
403 AM EDT SAT AUG 5 2017

NYZ003>007-051600-
/O.EXT.KBUF.LS.W.0013.170805T1200Z-170806T1000Z/
/O.CON.KBUF.BH.S.0019.170805T1000Z-170806T0300Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
403 AM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...
...LAKESHORE FLOOD WARNING NOW IN EFFECT FROM 8 AM THIS MORNING
TO 6 AM EDT SUNDAY...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...BRISK WESTERLY WINDS WILL PERSIST THROUGH
  MUCH OF TONIGHT...RESULTING IN INCREASED WAVE ACTION. COMBINED 
  WITH ALREADY HIGH LAKE LEVELS...THIS WILL WORSEN FLOODING IN LOW
  LYING AREAS AND CAUSE ADDITIONAL SHORELINE EROSION.

* TIMING...THE BEACH HAZARDS STATEMENT IS IN EFFECT FROM EARLY 
  THIS MORNING THROUGH LATE THIS EVENING. THE LAKESHORE FLOOD 
  WARNING IS IN EFFECT FROM EARLY THIS MORNING THROUGH LATE 
  TONIGHT.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ001-002-051600-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T0400Z/
/O.CON.KBUF.BH.S.0019.170805T1000Z-170806T0300Z/
NIAGARA-ORLEANS-
403 AM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...
...LAKESHORE FLOOD WARNING REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO MIDNIGHT EDT TONIGHT...

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...BRISK WESTERLY WINDS WILL PERSIST THROUGH
  THIS EVENING...RESULTING IN INCREASED WAVE ACTION. COMBINED 
  WITH ALREADY HIGH LAKE LEVELS...THIS WILL WORSEN FLOODING IN LOW
  LYING AREAS AND CAUSE ADDITIONAL SHORELINE EROSION.

* TIMING...THE BEACH HAZARDS STATEMENT IS IN EFFECT FROM EARLY 
  THIS MORNING THROUGH LATE THIS EVENING. THE LAKESHORE FLOOD 
  WARNING IS IN EFFECT FROM EARLY THIS MORNING THROUGH MIDNIGHT 
  TONIGHT.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ010-019-085-051600-
/O.CON.KBUF.BH.S.0019.170805T1000Z-170806T0300Z/
NORTHERN ERIE-CHAUTAUQUA-SOUTHERN ERIE-
403 AM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* LOCATIONS...BEACHES OF ERIE AND CHAUTAUQUA COUNTIES.

* TIMING...FROM EARLY THIS MORNING THROUGH LATE THIS EVENING.

* IMPACTS...STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

RSH/JJR
104 
WHUS41 KBUF 051108
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
708 AM EDT SAT AUG 5 2017

NYZ003>007-051915-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T1000Z/
/O.CON.KBUF.BH.S.0019.000000T0000Z-170806T0300Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
708 AM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...
...LAKESHORE FLOOD WARNING REMAINS IN EFFECT UNTIL 6 AM EDT
SUNDAY...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...BRISK WESTERLY WINDS WILL PERSIST 
  THROUGH MUCH OF TONIGHT...RESULTING IN INCREASED WAVE ACTION. 
  COMBINED WITH ALREADY HIGH LAKE LEVELS...THIS WILL WORSEN 
  FLOODING IN LOW LYING AREAS AND CAUSE ADDITIONAL SHORELINE 
  EROSION.

* TIMING...THE BEACH HAZARDS STATEMENT IS IN EFFECT THROUGH LATE 
  THIS EVENING. THE LAKESHORE FLOOD WARNING IS IN EFFECT FROM 
  EARLY THIS MORNING THROUGH LATE TONIGHT.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ001-002-051915-
/O.CON.KBUF.LS.W.0013.170805T1200Z-170806T0400Z/
/O.CON.KBUF.BH.S.0019.000000T0000Z-170806T0300Z/
NIAGARA-ORLEANS-
708 AM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...
...LAKESHORE FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...BRISK WESTERLY WINDS WILL PERSIST 
  THROUGH THIS EVENING...RESULTING IN INCREASED WAVE ACTION. 
  COMBINED WITH ALREADY HIGH LAKE LEVELS...THIS WILL WORSEN 
  FLOODING IN LOW LYING AREAS AND CAUSE ADDITIONAL SHORELINE 
  EROSION.

* TIMING...THE BEACH HAZARDS STATEMENT IS IN EFFECT THROUGH LATE 
  THIS EVENING. THE LAKESHORE FLOOD WARNING IS IN EFFECT FROM 
  EARLY THIS MORNING THROUGH MIDNIGHT TONIGHT.

* IMPACTS...FLOODING AND EROSION ALONG THE IMMEDIATE LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ010-019-085-051915-
/O.CON.KBUF.BH.S.0019.000000T0000Z-170806T0300Z/
NORTHERN ERIE-CHAUTAUQUA-SOUTHERN ERIE-
708 AM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* LOCATIONS...BEACHES OF ERIE AND CHAUTAUQUA COUNTIES.

* TIMING...THROUGH LATE THIS EVENING.

* IMPACTS...STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$
442 
WHUS41 KBUF 051342
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
942 AM EDT SAT AUG 5 2017

NYZ003>007-052145-
/O.CON.KBUF.LS.W.0013.000000T0000Z-170806T1000Z/
/O.CON.KBUF.BH.S.0019.000000T0000Z-170806T0300Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
942 AM EDT SAT AUG 5 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT UNTIL 6 AM EDT
SUNDAY...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...BRISK WESTERLY WINDS WILL PERSIST 
  THROUGH MUCH OF TONIGHT...RESULTING IN INCREASED WAVE ACTION. 
  COMBINED WITH ALREADY HIGH LAKE LEVELS...THIS WILL WORSEN 
  FLOODING IN LOW LYING AREAS AND CAUSE ADDITIONAL SHORELINE 
  EROSION.

* TIMING...THE BEACH HAZARDS STATEMENT IS IN EFFECT THROUGH LATE 
  THIS EVENING. THE LAKESHORE FLOOD WARNING IS IN EFFECT THROUGH 
  LATE TONIGHT.

* IMPACTS...INCREASED FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ001-002-052145-
/O.CON.KBUF.LS.W.0013.000000T0000Z-170806T0400Z/
/O.CON.KBUF.BH.S.0019.000000T0000Z-170806T0300Z/
NIAGARA-ORLEANS-
942 AM EDT SAT AUG 5 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...BRISK WESTERLY WINDS WILL PERSIST 
  THROUGH THIS EVENING...RESULTING IN INCREASED WAVE ACTION. 
  COMBINED WITH ALREADY HIGH LAKE LEVELS...THIS WILL WORSEN 
  FLOODING IN LOW LYING AREAS AND CAUSE ADDITIONAL SHORELINE 
  EROSION.

* TIMING...THE BEACH HAZARDS STATEMENT IS IN EFFECT THROUGH LATE 
  THIS EVENING. THE LAKESHORE FLOOD WARNING IS IN EFFECT THROUGH 
  MIDNIGHT TONIGHT.

* IMPACTS...INCREASED FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ010-019-085-052145-
/O.CON.KBUF.BH.S.0019.000000T0000Z-170806T0300Z/
NORTHERN ERIE-CHAUTAUQUA-SOUTHERN ERIE-
942 AM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* LOCATIONS...BEACHES OF ERIE AND CHAUTAUQUA COUNTIES.

* TIMING...THROUGH LATE THIS EVENING.

* IMPACTS...STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

HITCHCOCK
751 
WHUS41 KBUF 051742
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
142 PM EDT SAT AUG 5 2017

NYZ003>007-060300-
/O.EXT.KBUF.BH.S.0019.000000T0000Z-170806T1000Z/
/O.CON.KBUF.LS.W.0013.000000T0000Z-170806T1000Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
142 PM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH LATE TONIGHT...
...LAKESHORE FLOOD WARNING REMAINS IN EFFECT UNTIL 6 AM EDT
SUNDAY...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...BRISK SOUTHWEST WINDS WILL BECOME WEST BY
  EARLY THIS EVENING...THEN NORTHWEST OVERNIGHT BEFORE DIMINISHING
  LATE. THE STRONG WINDS WILL PRODUCE SIGNIFICANT WAVE ACTION AND
  COMBINE WITH ALREADY HIGH LAKE LEVELS TO PRODUCE INCREASED 
  LAKESHORE FLOODING AND SHORELINE EROSION.

* TIMING...THE LAKESHORE FLOOD WARNING IS IN EFFECT THROUGH LATE 
  TONIGHT. THE BEACH HAZARDS STATEMENT IS IN EFFECT THROUGH LATE 
  TONIGHT.

* IMPACTS...INCREASED FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ001-002-060300-
/O.EXT.KBUF.BH.S.0019.000000T0000Z-170806T0600Z/
/O.CON.KBUF.LS.W.0013.000000T0000Z-170806T0400Z/
NIAGARA-ORLEANS-
142 PM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH LATE TONIGHT...
...LAKESHORE FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...

* LOCATIONS...NIAGARA AND ORLEANS COUNTIES.

* LAKE SHORE FLOODING...BRISK SOUTHWEST WINDS WILL BECOME WEST BY
  EARLY THIS EVENING...THEN DIMINISH OVERNIGHT. THE STRONG WINDS 
  WILL PRODUCE SIGNIFICANT WAVE ACTION AND COMBINE WITH ALREADY 
  HIGH LAKE LEVELS TO PRODUCE INCREASED LAKESHORE FLOODING AND 
  SHORELINE EROSION.

* TIMING...THE LAKESHORE FLOOD WARNING IS IN EFFECT THROUGH 
  MIDNIGHT TONIGHT. THE BEACH HAZARDS STATEMENT IS IN EFFECT 
  THROUGH OVERNIGHT TONIGHT.

* IMPACTS...INCREASED FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

NYZ010-019-085-060300-
/O.EXT.KBUF.BH.S.0019.000000T0000Z-170806T0400Z/
NORTHERN ERIE-CHAUTAUQUA-SOUTHERN ERIE-
142 PM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...

* LOCATIONS...BEACHES OF ERIE AND CHAUTAUQUA COUNTIES.

* TIMING...THROUGH MIDNIGHT TONIGHT.

* IMPACTS...STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

HITCHCOCK
139 
WHUS41 KBUF 060221
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1021 PM EDT SAT AUG 5 2017

NYZ001-002-060330-
/O.CAN.KBUF.LS.W.0013.000000T0000Z-170806T0400Z/
/O.CAN.KBUF.BH.S.0019.000000T0000Z-170806T0600Z/
NIAGARA-ORLEANS-
1021 PM EDT SAT AUG 5 2017

...LAKESHORE FLOOD WARNING IS CANCELLED...
...BEACH HAZARDS STATEMENT IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE
LAKESHORE FLOOD WARNING. THE BEACH HAZARDS STATEMENT HAS BEEN
CANCELLED.

WINDS AND WAVES ON THE WESTERN END OF LAKE ONTARIO WILL CONTINUE
TO RELAX OVERNIGHT. 

$$

NYZ010-019-085-060330-
/O.CAN.KBUF.BH.S.0019.000000T0000Z-170806T0400Z/
NORTHERN ERIE-CHAUTAUQUA-SOUTHERN ERIE-
1021 PM EDT SAT AUG 5 2017

...BEACH HAZARDS STATEMENT IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE BEACH
HAZARDS STATEMENT.

$$

NYZ003>007-061000-
/O.CON.KBUF.LS.W.0013.000000T0000Z-170806T1000Z/
/O.CON.KBUF.BH.S.0019.000000T0000Z-170806T1000Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
1021 PM EDT SAT AUG 5 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT UNTIL 6 AM EDT
SUNDAY...
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 6 AM EDT
SUNDAY...

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...BRISK WEST TO WEST-NORTHWEST WINDS WILL
  DIMINISH OVERNIGHT. LINGERING GUSTY WINDS WILL CONTINUE TO 
  PRODUCE SIGNIFICANT WAVE ACTION AND COMBINE WITH ALREADY HIGH 
  LAKE LEVELS TO PRODUCE INCREASED LAKESHORE FLOODING AND 
  SHORELINE EROSION.

* TIMING...THE LAKESHORE FLOOD WARNING IS IN EFFECT THROUGH LATE 
  TONIGHT. THE BEACH HAZARDS STATEMENT IS IN EFFECT THROUGH LATE 
  TONIGHT.

* IMPACTS...INCREASED FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

A BEACH HAZARDS STATEMENT IS ISSUED WHEN THERE IS A HIGH SWIM
RISK. THIS MEANS LIFE THREATENING WAVES AND CURRENTS ARE
EXPECTED. STAY OUT OF THE WATER AND STAY AWAY FROM DANGEROUS
AREAS LIKE PIERS AND BREAKWALLS.

&&

$$

SMITH
673 
WHUS41 KBUF 060308
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1108 PM EDT SAT AUG 5 2017

NYZ003>007-061000-
/O.CAN.KBUF.BH.S.0019.000000T0000Z-170806T1000Z/
/O.CON.KBUF.LS.W.0013.000000T0000Z-170806T1000Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
1108 PM EDT SAT AUG 5 2017

...LAKESHORE FLOOD WARNING REMAINS IN EFFECT UNTIL 6 AM EDT
SUNDAY...
...BEACH HAZARDS STATEMENT IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE BEACH
HAZARDS STATEMENT.

* LOCATIONS...MONROE, WAYNE, NORTHERN CAYUGA, OSWEGO, AND 
  JEFFERSON COUNTIES.

* LAKE SHORE FLOODING...BRISK WEST TO WEST-NORTHWEST WINDS WILL 
  DIMINISH OVERNIGHT. LINGERING GUSTY WINDS WILL CONTINUE TO 
  PRODUCE SIGNIFICANT WAVE ACTION AND COMBINE WITH ALREADY HIGH 
  LAKE LEVELS TO PRODUCE INCREASED LAKESHORE FLOODING AND 
  SHORELINE EROSION.

* TIMING...THROUGH LATE TONIGHT.

* IMPACTS...INCREASED FLOODING AND EROSION ALONG THE IMMEDIATE 
  LAKESHORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKESHORE FLOOD WARNING MEANS LAKESHORE FLOODING IS OCCURRING,
IS IMMINENT, OR IS EXPECTED TO OCCUR. PEOPLE IN THE WARNING AREA
SHOULD TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. LISTEN
TO LOCAL RADIO...TELEVISION...OR NOAA WEATHER RADIO FOR FURTHER
INFORMATION.

&&

$$

JJR
148 
WHUS41 KBUF 060809
CFWBUF

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
409 AM EDT SUN AUG 6 2017

NYZ003>007-060915-
/O.CAN.KBUF.LS.W.0013.000000T0000Z-170806T1000Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-
409 AM EDT SUN AUG 6 2017

...LAKESHORE FLOOD WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE
LAKESHORE FLOOD WARNING.

WINDS AND WAVE ACTION HAVE BOTH DIMINISHED...THEREBY ENDING
THE THREAT FOR LAKESHORE FLOODING AND EROSION. FOR THIS 
REASON...THE LAKESHORE FLOOD WARNING HAS BEEN CANCELLED. 

$$

JJR

What forecasters said that day

The local office's own words before this lakeshore flood 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 lakeshore flood warning went out at Aug 3, 10:46 AM EDT, 3 hours 56 minutes earlier.

Area forecast discussion, Aug 3, 10:46 AM EDT, 3 hours 56 minutes before
Area Forecast Discussion
National Weather Service Buffalo NY
1046 AM EDT Thu Aug 3 2017

.SYNOPSIS...
A warm muggy airmass will interact with subtle lake breeze
boundaries to generate some showers today...many of which will
include slow moving downpours and possibly some small hail. More
widespread thunderstorms with a heightened chance of severe
weather are expected Friday afternoon and evening when a strong cold
front will push across the region. Cooler more comfortable weather
will then move in for the upcoming weekend.

&&

.NEAR TERM /THROUGH TONIGHT/...
Visible satellite imagery this late morning displays a deck of
stratus over the SLV beginning to thin, while to the west some
patches of high clouds pass over the So. Tier. It should remain dry
into the early afternoon, at which time daytime heating and
instability will begin to form showers and thunderstorms. Previous
disco below...

A cold frontal boundary that is nearly parallel to the mid level
flow will remain fairly stationary over the Lower Great Lakes
through most of today. While there will be some convection
associated with this feature (mainly to our north)...the impetus for
our showers and thunderstorms will be subtle due to lake breeze and
outflow boundaries.

As for the most favored areas...a weak lake breeze boundary off Lake
Erie will do its normal job of forcing thunderstorms over the
Southern Tier...Genesee Valley and Finger Lakes regions. The bulk of
this activity will develop after 16z when the heating of our already
unstable airmass will lead to SBCAPE values of 1500-2000 j/kg. While
these values are fairly impressive...thunderstorms will ONCE AGAIN
have very little shear from which to work.

As we have been a witness to the past several days though...storms
do not need a lot of shear to become strong-severe. We have seen
storms with one inch hail in similar environments...so given the
amount of instability...7 deg c/km mid level lapse rates and a
freezing level around 10k ft...would not rule anything out. I have
added the mention of small hail to the package...along with heavy
rain as slow moving downpours can be anticipated.

A second area of focused convection should be found in a corridor
that stretches from KIAG to KROC where a pronounced lake breeze
convergence zone will be in place. Along with being slow movers...
these storms will also have the added risk of training over the same
area.

While showers and thunderstorms will be possible elsewhere today...
the bulk of these other areas will feature a mix of clouds and sun.
It will again be warm and humid regionwide today...with afternoon
temperatures generally in the low to mid 80s.

A fairly robust shortwave highlighted in WV imagery over North
Dakota early this morning will dig across the Upper Mississippi
Valley by this evening. As this feature makes its way across the U.P
tonight...its associated sfc reflection will become organized into a
fairly impressive area of low pressure over the Upper Great Lakes.
This whole scenario will steepen the amplification of the downstream
trough-ridge couplet over our region...and this will force the once
stationary frontal boundary northwards to the Ottawa Valley. While
this will place us deeper within a warm and muggy airmass...it will
remove the focusing mechanism for widespread convection. As a
result...leftover showers and thunderstorms from the early evening
will dissipate with the setting sun...leaving only slgt-low chc pops
for nuisance showers by midnight.

Otherwise it will be warm and sultry tonight with the mercury only
settling into the mid to upper 60s for the bulk of the region.

&&

.SHORT TERM /FRIDAY THROUGH SUNDAY/...
There still is a significant risk for severe weather threat on
Friday, however it appears this will not arrive until late Friday
afternoon and evening. During the day, there will be a broad
cyclonic flow, but a stronger wind field which may initially inhibit
thunderstorm development until more instability develops late in the
afternoon. Expect Friday morning to be mainly dry, with just
scattered showers and thunderstorms possibly developing early and
mid afternoon with a weak pre-frontal trough.

The real action will arrive just ahead of the cold front as a robust
shortwave approaches from the west. Model guidance is in good
agreement with a solid line of thunderstorms expected to move from
west to east across the area late Friday afternoon through Friday
night. The large scale forcing supports categorical PoPs along this
boundary.

Wind shear increases, especially along the leading edge of the
shortwave. The 00Z NAM/RGEM guidance both develop a convective line
which may form with damaging winds possible well into the evening
hours. A few embedded supercells are possible with a 50 kt 850mb
flow and some directional shear. This line may also produce heavy
rain with PWAT values around 1.7 inches, but the progressive nature
of the system lowers the risk for widespread flooding unless there
is training.

Cooler temperatures and comfortable humidity levels will follow the
cold frontal passage on Saturday with highs mainly in the upper 60s
to around 70. Meanwhile temperatures aloft will be cool enough to
support some lake effect rain showers late Friday night through
Saturday night. Southwesterly winds late Friday night will shift to
the northwest through Saturday night.

This anomalously strong flow may enhance lakeshore flooding along
the eastern half of Lake Ontario due to the combination of waves and
high lake levels.

High pressure will build into the region late Saturday night, with
fair weather returning on Sunday. Following a chilly night,
temperatures will rebound on Sunday with highs in the 70s.

&&

.LONG TERM /SUNDAY NIGHT THROUGH WEDNESDAY/...
Two shortwaves will drop southward across Canada forming a sharp
trough across the Great Lakes by Monday. This trough will form a
surface low, with the low passing near the Eastern Great Lakes
region Monday. There is still some uncertainty with the track and
intensity of the low, with the 12Z ECMWF a faster solution to the
trough/low than 12Z GFS. The 12Z GFS is on the slower solution to
its GEFS ensemble members...will side towards the faster
ECMWF...with the surface low passing near or just south of the
region Monday, and the upper level trough passing Tuesday.

There is little SBCAPE with this system...and will leave thunder out
of the forecast for Monday. There will be some instability Monday
night ahead of the upper level trough and at a point when the
primary surface low makes it's farther northward position...and this
period is when we may see some thunderstorms, especially near the
warmer lakes.

The surface low will redevelop off the coastline Monday night, with
showers Tuesday diminishing through the day. Warmer temperatures
Monday will be followed by cooler temperatures Tuesday under the
upper level trough.

High pressure will near the region again for Wednesday, with dry
weather likely and increasing amounts of sunshine.

&&

.AVIATION /15Z THURSDAY THROUGH MONDAY/...
Any MVFR to IFR vsbys will quickly give way to VFR weather early
this morning. While VFR conditions will be found across the majority
of the region today...there will be some showers and thunderstorms
around for the afternoon. The bulk of this activity will be focused
over the Southern Tier...Genesee Valley and Finger Lakes regions.

Tonight...residual convection in the evening will dissipate by about
02z. While this should leave mainly VFR conditions in place for the
overnight...IFR conditions will become possible again across parts
of the Southern Tier and Finger Lakes regions.

Outlook...
Friday...Showers and thunderstorms becoming widespread during
the afternoon and evening...along with areas of IFR/MVFR.
Saturday......Mainly VFR with a chance of showers.
Sunday...VFR.
Monday...VFR to MVFR with showers and thunderstorms becoming likely.

&&

.MARINE...
A nearly stationary frontal boundary stretched across the Lower
Great Lakes will keep a very weak surface pressure gradient in
place through this evening. This will keep light winds and
negligible waves in place...although there will be the potential for
some thunderstorms...especially this afternoon. Any storms that
develop will be slow moving...so mariners should have ample time to
avoid convection if they keep an eye on the sky.

A deepening area of low pressure over the Upper Great Lakes tonight
will help to push the nearly stationary front to the north into
Canada...while winds will become southerly and will freshen a bit on
both lakes.

On Friday...while winds and waves will remain below small craft
advisory criteria...strong to severe thunderstorms will become a
concern during the afternoon and evening when a cold front will plow
across the Lower Great Lakes. There will likely be the need for
special marine warnings during this time...as their will be a
heightened risk for convective wind gusts over 35 knots.

Southwest winds will freshen in the wake of the cold front Friday
night and Saturday...with high end small craft advisories likely
needed to start the weekend. The stronger winds will be accompanied
by a much cooler airmass...one that will support the risk for
waterspouts. It is important that mariners make plans accordingly...
or at the very least pay close attention to NOAA weather radio for
possible special marine warnings related to the waterspout threat.

&&

.BUF WATCHES/WARNINGS/ADVISORIES...
NY...Lakeshore Flood Watch from Saturday morning through Sunday
     morning for NYZ003>007.
MARINE...None.

&&

SYNOPSIS...RSH
NEAR TERM...RSH/THOMAS
SHORT TERM...APFFEL
LONG TERM...APFFEL/THOMAS
AVIATION...RSH
MARINE...RSH
Hazardous weather outlook, Aug 3, 2:42 PM EDT, 0 minutes before
Hazardous Weather Outlook
National Weather Service Buffalo NY
242 PM EDT Thu Aug 3 2017

NYZ008-010>014-019>021-085-041845-
Lewis-Northern Erie-Genesee-Wyoming-Livingston-Ontario-Chautauqua-
Cattaraugus-Allegany-Southern Erie-
242 PM EDT Thu Aug 3 2017

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

.DAY ONE...This Afternoon and Tonight.

Scattered to numerous thunderstorms are expected this afternoon and
evening. Some of these storms may contain small hail and produce
heavy downpours with localized flooding possible.

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

Showers and thunderstorms late Friday afternoon and Friday evening
may become severe, with damaging winds being the primary risk. These
storms may also produce very heavy downpours with localized flooding
possible.

.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

NYZ003>007-041845-
Monroe-Wayne-Northern Cayuga-Oswego-Jefferson-
242 PM EDT Thu Aug 3 2017

...LAKESHORE FLOOD WARNING IN EFFECT FROM 8 AM SATURDAY TO 11 AM EDT
SUNDAY...

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

.DAY ONE...This Afternoon and Tonight.

Scattered to numerous thunderstorms are expected this afternoon and
evening. Some of these storms may contain small hail and produce
heavy downpours with localized flooding possible.

.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.

   Lakeshore Flood Warning.

Showers and thunderstorms late Friday afternoon and Friday evening
may become severe, with damaging winds being the primary risk. These
storms may also produce very heavy downpours with localized flooding
possible.

.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

NYZ001-002-041845-
Niagara-Orleans-
242 PM EDT Thu Aug 3 2017

...LAKESHORE FLOOD WARNING IN EFFECT FROM 8 AM SATURDAY TO MIDNIGHT
EDT SATURDAY NIGHT...

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

.DAY ONE...This Afternoon and Tonight.

Scattered to numerous thunderstorms are expected this afternoon and
evening. Some of these storms may contain small hail and produce
heavy downpours with localized flooding possible.

.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.

   Lakeshore Flood Warning.

Showers and thunderstorms late Friday afternoon and Friday evening
may become severe, with damaging winds being the primary risk. These
storms may also produce very heavy downpours with localized flooding
possible.

.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-LOZ042>045-062>065-SLZ022-024-041845-
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-
Saint Lawrence River from Cape Vincent to Ogdensburg-
Saint Lawrence River from Ogdensburg to Saint Regis-
242 PM EDT Thu Aug 3 2017

This Hazardous Weather Outlook is for portions of Lake Erie, Lake
Ontario and Saint Lawrence River.

.DAY ONE...This Afternoon and Tonight.

No hazardous weather is expected at this time.

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

Showers and thunderstorms late Friday afternoon and Friday evening
may become severe, with damaging winds being the primary risk.

.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

Special weather statement, Aug 3, 12:22 PM EDT, 2 hours 20 minutes before
Special Weather Statement
National Weather Service Buffalo NY
1222 PM EDT THU AUG 3 2017

NYZ008-031700-
Lewis-
1222 PM EDT THU AUG 3 2017

...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL LEWIS COUNTY...

At 1222 PM EDT, a strong thunderstorm was located over Lowville, or
21 miles north of Boonville, moving east at 10 mph.

Winds in excess of 40 mph and half inch hail are possible with this
storm.

Locations impacted include...
Lowville, Whetstone Gulf State Park, New Bremen, Watson, Martinsburg,
Croghan, Belfort, Soft Maple Reservoir, Kirschnerville and Beaver
Falls.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 4367 7548 4383 7560 4403 7516 4387 7514
      4380 7513
TIME...MOT...LOC 1622Z 279DEG 7KT 4378 7547

TMA
Local storm report, Aug 3, 12:39 PM EDT, 2 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
1239 PM EDT THU AUG 03 2017

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

1230 PM     HAIL             LOWVILLE                43.79N  75.49W
08/03/2017  M0.88 INCH       LEWIS              NY   TRAINED SPOTTER

            HAIL REPORTED ON THE SOUTH SIDE OF LOWVILLE

&&

EVENT NUMBER BUF1701299

DK
Special weather statement, Aug 3, 1:56 PM EDT, 46 minutes before
Special Weather Statement
National Weather Service Buffalo NY
156 PM EDT THU AUG 3 2017

NYZ007-008-031830-
Jefferson-Lewis-
156 PM EDT THU AUG 3 2017

...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL JEFFERSON AND NORTH
CENTRAL LEWIS COUNTIES...

At 155 PM EDT, a strong thunderstorm was located 8 miles northeast of
Herrings, or 12 miles east of Fort Drum, moving northeast at 25 mph.

Winds in excess of 30 mph and half inch hail are possible with this
storm.

Locations impacted include...
Antwerp, Harrisville, Lake Bonaparte, Natural Bridge and Diana
Center.

Occasional cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

LAT...LON 4415 7528 4399 7553 4411 7571 4426 7555
TIME...MOT...LOC 1755Z 222DEG 23KT 4412 7555

Welch

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 12:22 PM EDTSpecial Weather StatementBUFLewis38 min
Aug 3, 12:35 PM EDTSevere Thunderstorm WarningBUFLewis32 min
Aug 3, 1:56 PM EDTSpecial Weather StatementBUFLewis34 min
Aug 3, 3:32 PM EDTSpecial Weather StatementBUFOrleans28 min
Aug 3, 4:40 PM EDTSpecial Weather StatementBUFErie35 min
Aug 3, 5:08 PM EDTSpecial Weather StatementBUFLivingston37 min
Aug 3, 5:11 PM EDTSpecial Weather StatementBUFGenesee34 min
Aug 3, 5:29 PM EDTSevere Thunderstorm WarningBUFErie, Genesee, Niagara, Orleans46 min
Aug 3, 5:52 PM EDTSpecial Weather StatementBUFMonroe53 min
Aug 3, 6:00 PM EDTSpecial Marine WarningBUF60 min

Nearby

Lakeshore Flood Warnings in New York, 2017Every lakeshore flood warning 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.