weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Small Craft Advisory


URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
957 PM EDT SAT APR 29 2017

LEZ142>145-301000-
/O.CON.KCLE.SC.Y.0040.000000T0000Z-170430T1400Z/
LAKE ERIE NEARSHORE WATERS FROM MAUMEE BAY TO RENO BEACH OH-
LAKE ERIE NEARSHORE WATERS FROM RENO BEACH TO THE ISLANDS OH-
LAKE ERIE NEARSHORE WATERS FROM THE ISLANDS TO VERMILION OH-
LAKE ERIE NEARSHORE WATERS FROM VERMILION TO AVON POINT OH-
957 PM EDT SAT APR 29 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT
SUNDAY...

* WINDS...EAST 10 TO 20 KNOTS BECOMING SOUTH SUNDAY.

* WAVES...3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY IS ISSUED WHEN WAVES OF 4 FEET OR MORE ARE
EXPECTED OR WIND SPEEDS REACH 21 TO 33 KNOTS WHICH MAY PRODUCE
HAZARDOUS CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...
ESPECIALLY THOSE OPERATING SMALLER VESSELS...SHOULD STAY IN PORT
DURING THESE CONDITIONS.

&&

$$

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
957 PM EDT SAT APR 29 2017

LEZ146>149-301000-
/O.CON.KCLE.SC.Y.0040.170430T0400Z-170430T1400Z/
LAKE ERIE NEARSHORE WATERS FROM AVON POINT TO WILLOWICK OH-
LAKE ERIE NEARSHORE WATERS FROM WILLOWICK TO GENEVA-ON-
THE LAKE OH-LAKE ERIE NEARSHORE WATERS FROM GENEVA-ON-THE-
LAKE TO CONNEAUT OH-
LAKE ERIE NEARSHORE WATERS FROM CONNEAUT OH TO RIPLEY NY-
957 PM EDT SAT APR 29 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT
SUNDAY...

* WINDS...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
  SUNDAY.

* WAVES...3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY IS ISSUED WHEN WAVES OF 4 FEET OR MORE ARE
EXPECTED OR WIND SPEEDS REACH 21 TO 33 KNOTS WHICH MAY PRODUCE
HAZARDOUS CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...
ESPECIALLY THOSE OPERATING SMALLER VESSELS...SHOULD STAY IN PORT
DURING THESE CONDITIONS.

&&

$$

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
351 PM EDT SAT APR 29 2017

...NORTHEAST WINDS INTO TOMORROW...

.UNSETTLED CONDITIONS THROUGH EARLY NEXT WEEK AS A STRONG LOW
PRESSURE SYSTEM SLOWLY TRACKS THROUGH THE AREA.  THE APPROACH OF
THIS SYSTEM WILL ESTABLISH A LONG DURATION OF MODERATE NORTHEASTERLY
WINDS LASTING THROUGH THE LATTER HALF OF THE WEEKEND.  THE
COMBINATION OF GUSTY CONDITIONS AND CORRESPONDING INCREASE IN WAVE
HEIGHTS ACROSS THE WESTERN LAKE HURON BASIN WILL LEAD TO EXTENDED
SMALL CRAFT ADVISORY CONDITIONS.   WINDS TURN SOUTHERLY AND
STRENGTHEN THROUGHOUT MONDAY IN ADVANCE OF A COLD FRONT.  POTENTIAL
FOR GUSTS UP TO 30 KNOTS FROM WESTERN LAKE ERIE TO SOUTHERN LAKE
HURON DURING THIS TIME.  WINDS THEN BECOME WESTERLY WITH THE FRONTAL
PASSAGE ON TUESDAY.  A WET AND ACTIVE PATTERN TONIGHT THROUGH EARLY
MONDAY, WITH PERIODS OF HEAVY RAIN AND THUNDERSTORMS POSSIBLE.

LEZ444-300800-
/O.CON.KDTX.SC.Y.0034.000000T0000Z-170430T2000Z/
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
351 PM EDT SAT APR 29 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT SUNDAY...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 20 KNOTS FROM THE NORTHEAST WITH GUSTS
  UP TO 24 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL
  BE 3 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 4 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 7 PM EDT
  SATURDAY WITH THE LARGEST WAVES EXPECTED AROUND 12 AM EDT
  SUNDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
400 PM EDT Sat Apr 29 2017

LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-301000-
Lake St. Clair-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt
beyond 5 NM off shore-
Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM
off shore-
Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw
Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI-
Port Sanilac to Port Huron MI-
Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore-
Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore-
Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore-
400 PM EDT Sat Apr 29 2017

This hazardous weather outlook is for portions of Lake Erie, Lake
Huron and Lake St Clair.

.DAY ONE...This Afternoon and Tonight

Small craft advisories are in effect for Saginaw Bay and Lake Huron
and Lake Erie. Refer to the latest marine weather warning and
forecast messages for additional information.

There is a chance of thunderstorms tonight on Lake Erie and Lake St
Clair.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Small craft advisories will be in effect for Saginaw Bay, Lake Huron
and Lake Erie. Scattered to numerous thunderstorms are expected
Sunday and Sunday night.


.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

$$

You can obtain your latest National Weather Service forecasts online
at www.weather.gov/detroit.

SF

Hazardous Weather Outlook
National Weather Service Detroit/Pontiac MI
400 PM EDT Sat Apr 29 2017

MIZ055-062-063-068>070-075-076-082-083-301000-
Sanilac-Lapeer-St. Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-
Lenawee-Monroe-
400 PM EDT Sat Apr 29 2017

This hazardous weather outlook is for portions of southeast
Michigan.

.DAY ONE...This Afternoon and Tonight

Scattered thunderstorms are expected tonight. Severe weather is not
anticipated. The strongest storms will be capable of producing pea
sized hail. All storms will be capable of producing heavy rainfall
as they move east at 30 MPH. The thunderstorms will be the result of
moist and unstable air being lifted north of a stationary front over
the Ohio Valley.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Scattered to numerous thunderstorms are expected Sunday and Sunday
night. Heavy rain...small hail...and localized flooding will remain
possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today and tonight.

$$

Hazardous Weather Outlook
National Weather Service Binghamton NY
328 PM EDT Sat Apr 29 2017

NYZ009-015>018-022>025-036-037-044>046-055>057-062-PAZ038>040-043-
044-047-048-072-301930-
Northern Oneida-Yates-Seneca-Southern Cayuga-Onondaga-Steuben-
Schuyler-Chemung-Tompkins-Madison-Southern Oneida-Cortland-Chenango-
Otsego-Tioga-Broome-Delaware-Sullivan-Bradford-Susquehanna-
Northern Wayne-Wyoming-Lackawanna-Luzerne-Pike-Southern Wayne-
328 PM EDT Sat Apr 29 2017

This Hazardous Weather Outlook is for central New York and
northeast Pennsylvania.

.DAY ONE...This Afternoon and Tonight.

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

A cold front is expected to push through the region late Monday into
Monday night with showers and thunderstorms. Some storms may contain
gusty winds and locally heavy rainfall.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service Buffalo NY
136 PM EDT Sat Apr 29 2017

NYZ008-010>014-019>021-085-301745-
Lewis-Northern Erie-Genesee-Wyoming-Livingston-Ontario-Chautauqua-
Cattaraugus-Allegany-Southern Erie-
136 PM EDT Sat Apr 29 2017

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

.DAY ONE...This Afternoon and Tonight.

The chance of widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

There is a risk of strong to severe thunderstorms with a cold front
Monday afternoon and evening. Then gusty, to potentially damaging
winds, are possible behind the front on Tuesday.

.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

$$

Hazardous Weather Outlook
National Weather Service Charleston WV
117 PM EDT Sat Apr 29 2017

KYZ102-103-WVZ006>008-014-016>020-029>032-039-040-301730-
Carter-Boyd-Cabell-Mason-Jackson WV-Putnam-Roane-Wirt-Calhoun-
Ritchie-Doddridge-Gilmer-Lewis-Harrison-Taylor-Upshur-Barbour-
117 PM EDT Sat Apr 29 2017

This Hazardous Weather Outlook is for portions of northeast
Kentucky and much of West Virginia.

.DAY ONE...This Afternoon and Tonight.

Strong to severe thunderstorms are possible this afternoon.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Isolated strong to severe thunderstorms are possible on Monday.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
 conditions according to Standard Operating Procedures.

$$

Hazardous Weather Outlook
National Weather Service Charleston WV
117 PM EDT Sat Apr 29 2017

KYZ101-OHZ066-067-075-076-083>087-WVZ009>011-301730-
Greenup-Perry-Morgan-Athens-Washington-Jackson OH-Vinton-Meigs-
Gallia-Lawrence OH-Wood-Pleasants-Tyler-
117 PM EDT Sat Apr 29 2017

This Hazardous Weather Outlook is for portions of northeast
Kentucky, southeast Ohio and northern West Virginia.

.DAY ONE...This Afternoon and Tonight.

Strong to severe thunderstorms are possible this afternoon.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
 conditions according to Standard Operating Procedures.

$$

Hazardous Weather Outlook
National Weather Service Charleston WV
117 PM EDT Sat Apr 29 2017

KYZ105-VAZ003-004-WVZ005-013-015-024>028-033-034-515>526-301730-
Lawrence KY-Dickenson-Buchanan-Wayne-Lincoln-Kanawha-Mingo-Logan-
Boone-Clay-Braxton-McDowell-Wyoming-Northwest Raleigh-
Southeast Raleigh-Northwest Fayette-Southeast Fayette-
Northwest Nicholas-Southeast Nicholas-Northwest Webster-
Southeast Webster-Northwest Pocahontas-Southeast Pocahontas-
Northwest Randolph-Southeast Randolph-
117 PM EDT Sat Apr 29 2017

This Hazardous Weather Outlook is for portions of northeast
Kentucky, southwest Virginia, and portions of central West
Virginia, northeast West Virginia, southeast West Virginia,
southern West Virginia and western West Virginia.

.DAY ONE...This Afternoon and Tonight.

Hazardous weather is not expected at this time.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Isolated strong to severe thunderstorms are possible on Monday.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
 conditions according to Standard Operating Procedures.

$$

Hazardous Weather Outlook
National Weather Service State College PA
458 AM EDT Sat Apr 29 2017

PAZ004-010-017-024>028-033>036-056-057-059-063>066-300900-
Warren-Elk-Clearfield-Cambria-Blair-Huntingdon-Mifflin-Juniata-
Somerset-Bedford-Fulton-Franklin-Perry-Dauphin-Lebanon-Cumberland-
Adams-York-Lancaster-
458 AM EDT Sat Apr 29 2017

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...Today and Tonight.

A few isolated severe thunderstorms containing strong gusty
winds and hail are possible across the Western Mountains and
Southern Tier counties of Pennsylvania this afternoon and
evening.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Isolated severe thunderstorms with strong winds and hail are
possible Sunday afternoon and evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

Hazardous Weather Outlook
National Weather Service State College PA
458 AM EDT Sat Apr 29 2017

PAZ005-006-011-012-018-019-037-041-042-045-046-049>053-058-300900-
McKean-Potter-Cameron-Northern Clinton-Northern Centre-
Southern Centre-Tioga-Northern Lycoming-Sullivan-Southern Clinton-
Southern Lycoming-Union-Snyder-Montour-Northumberland-Columbia-
Schuylkill-
458 AM EDT Sat Apr 29 2017

This Hazardous Weather Outlook is for central Pennsylvania.

.DAY ONE...Today and Tonight.

The probability of widespread Hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Isolated severe thunderstorms with strong winds and hail are
possible Sunday afternoon and evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE