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Real-Time Data
Human Forecasts - Daily Briefing
Watches/Warnings 
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Computer Forecasts
whus73 kapx 280706
mwwapx
lmz323-342-344>346-281515-
/o.con.kapx.sc.y.0035.000000t0000z-140728t2100z/
grand traverse bay south of a line grand traverse light to
norwood mi-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
manistee to point betsie mi-
306 am edt mon jul 28 2014
...small craft advisory remains in effect until 5 pm edt this
afternoon...
a small craft advisory remains in effect until 5 pm edt this
afternoon.
* please see the latest marine forecasts for more detailed
information.
precautionary/preparedness actions
inexperienced mariners...especially those operating smaller
vessels should avoid navigating in these conditions.
$$
whus71 kbox 280712
mwwbox
anz235-250-254>256-281515-
/o.ext.kbox.sw.y.0022.140728t1100z-140729t1800z/
rhode island sound-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
coastal waters from montauk ny to marthas vineyard extending out
to 20 nm south of block island-
312 am edt mon jul 28 2014
...small craft advisory for hazardous seas now in effect from
7 am this morning to 2 pm edt tuesday...
* seas...5 to 8 feet.
precautionary/preparedness actions...
a small craft advisory for hazardous seas means that waves are
expected to be hazardous to small craft. mariners should avoid
shoaling areas. long period swell can sharpen into large breaking
waves in shoaling areas. it is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
remember...breaking waves can easily capsize even larger vessels.
&&
$$
whus71 kbuf 280834
mwwbuf
loz042>044-281645-
/o.con.kbuf.sc.y.0065.000000t0000z-140729t0000z/
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-
434 am edt mon jul 28 2014
...small craft advisory remains in effect until 8 pm edt this
evening...
* winds...north to 30 knots.
* waves...6 to 9 feet.
precautionary/preparedness actions...
a small craft advisory means that wind speeds of 18 to 33 knots
and/or waves averaging 4 feet or more are expected to produce
hazardous wave conditions to small craft. inexperienced
mariners... especially those operating smaller vessels... should
avoid navigating in these conditions.
&&
$$
whus71 kcar 280706
mwwcar
841
urgent - marine weather message
national weather service caribou me
306 am edt mon jul 28 2014
anz050>052-281930-
/o.ext.kcar.sw.y.0025.140728t2000z-140730t0800z/
coastal waters from eastport me to schoodic point me out 25 nm-
coastal waters from schoodic point me to stonington me out 25 nm-
intracoastal waters from schoodic point me to stonington me-
306 am edt mon jul 28 2014
...small craft advisory for hazardous seas now in effect from
4 pm this afternoon to 4 am edt wednesday...
* seas...5 to 8 feet.
precautionary/preparedness actions...
a small craft advisory for hazardous seas means that waves are
expected to be hazardous to small craft. mariners should avoid
shoaling areas. long period swell can sharpen into large breaking
waves in shoaling areas. it is not unusual for waves to break
much farther from shoaling areas than is normally experienced.
remember...breaking waves can easily capsize even larger vessels.
&&
$$
whus71 kcle 280844
mwwcle
lez144>149-281645-
/o.new.kcle.sc.y.0024.140728t0844z-140729t0800z/
the islands to vermilion oh-vermilion to avon point oh-
avon point to willowick oh-willowick to geneva-on-the lake oh-
geneva-on-the-lake to conneaut oh-conneaut oh to ripley ny-
444 am edt mon jul 28 2014
...small craft advisory in effect until 4 am edt tuesday...
the national weather service in cleveland has issued a small
craft advisory...which is in effect until 4 am edt tuesday.
* winds and waves: northwest winds of 15 to 20 knots will cause
waves to increase to 5 to 7 feet today. winds and waves will decrease
late tonight.
* there is a high risk of rip currents today.
precautionary/preparedness actions...
a small craft advisory means that waves will average 4 feet
or more and wind speeds may exceed 22 knots which will create
hazardous conditions to small craft. inexperienced mariners...
especially those operating smaller vessels...should stay in port
or return to port prior to the onset of these conditions.
&&
$$
whus73 kdtx 280803
mwwdtx
lhz442-443-282015-
/o.ext.kdtx.sc.y.0018.140728t0803z-140729t0000z/
harbor beach to port sanilac mi-port sanilac to port huron mi-
403 am edt mon jul 28 2014
...small craft advisory now in effect until 8 pm edt this
evening...
the small craft advisory is now in effect until 8 pm edt this
evening.
* wind and waves: during the small craft advisory...expect
sustained winds up to 26 knots from the north with gusts up
to 32 knots. the largest expected significant waves will be 6
feet with a potential maximum wave height of 8 feet.
* timing: the maximum winds are expected around 6 am edt with the
largest waves expected around 9 am edt.
refer to the latest marine forecasts for greater detail.
precautionary/preparedness actions...
a small craft advisory means that wind speeds of 21 to 33 knots
are expected to produce hazardous wave conditions to small craft.
inexperienced mariners...especially those operating smaller
vessels should avoid navigating in these conditions.
&&
$$
whus76 keka 280936
mwweka
765
urgent - marine weather message
national weather service eureka ca
236 am pdt mon jul 28 2014
pzz470-475-281745-
/o.con.keka.sc.y.0059.000000t0000z-140802t0600z/
pt st george to cape mendocino 10 to 60 nm-
cape mendocino to pt arena 10 to 60 nm-
236 am pdt mon jul 28 2014
...small craft advisory remains in effect until 11 pm pdt
friday...
* winds...north 15 to 20 kt increasing to 20 to 25 kt the middle
of this week.
* waves...steep northerly waves 8 to 9 ft around 8 seconds
through most of this week.
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.
&&
$$
whus73 kgrb 280855
mwwgrb
lmz541>543-281700-
/o.con.kgrb.sc.y.0045.000000t0000z-140728t1800z/
lake michigan from rock island passage to sturgeon bay wi-
lake michigan from sturgeon bay wi to two rivers wi-
lake michigan from two rivers wi to sheboygan wi-
355 am cdt mon jul 28 2014
...small craft advisory remains in effect until 1 pm cdt this
afternoon...
* north winds at 10 to 20 kts with gusts to around 25 kts will
slowly diminish to 10 to 15 kts by mid to late morning.
* waves of 3 to 5 ft are expected to subside to 1 to 3 ft this
afternoon. larger waves are possible toward the open waters this
morning.
precautionary/preparedness actions...
a small craft advisory means that wind speeds over 20 knots or
waves greater than 4 feet are expected to produce hazardous
conditions to small craft. inexperienced mariners...especially
those operating smaller vessels should avoid navigating in these
conditions.
&&
$$
whus73 kgrr 271800
mwwgrr
133
urgent - marine weather message
national weather service grand rapids mi
200 pm edt sun jul 27 2014
lmz844>847-280200-
/o.exp.kgrr.mf.y.0006.000000t0000z-140727t1800z/
/o.con.kgrr.sc.y.0030.140728t0000z-140729t1000z/
st joseph to south haven mi-south haven to holland mi-
holland to grand haven mi-grand haven to whitehall mi-
200 pm edt sun jul 27 2014
...small craft advisory remains in effect from 8 pm this evening
to 6 am edt tuesday...
...dense fog advisory will expire at 2 pm edt this afternoon...
* winds...becoming north 15 to 25 knots tonight.
* waves...building to 3 to 6 feet tonight.
precautionary/preparedness actions...
a small craft advisory means that winds or waves are expected to
produce hazardous conditions to small craft. inexperienced
mariners...especially those operating smaller vessels should
avoid navigating in these conditions.
&&
$$
whus73 kgrr 280727
mwwgrr
795
urgent - marine weather message
national weather service grand rapids mi
327 am edt mon jul 28 2014
lmz844>849-281530-
/o.con.kgrr.sc.y.0030.000000t0000z-140729t1000z/
st joseph to south haven mi-south haven to holland mi-
holland to grand haven mi-grand haven to whitehall mi-
whitehall to pentwater mi-pentwater to manistee mi-
327 am edt mon jul 28 2014
...small craft advisory remains in effect until 6 am edt
tuesday...
* winds...north 15 to 25 knots.
* waves...4 to 8 feet.
precautionary/preparedness actions...
a small craft advisory means that winds or waves are expected to
produce hazardous conditions to small craft. inexperienced
mariners...especially those operating smaller vessels should
avoid navigating in these conditions.
&&
$$
whus71 kgyx 280711
mwwgyx
109
urgent - marine weather message
national weather service gray me
311 am edt mon jul 28 2014
anz150>154-282115-
/o.ext.kgyx.sc.y.0058.140728t2200z-140729t2300z/
stonington me to port clyde me out to 25 nm-penobscot bay-
port clyde me to cape elizabeth me out to 25 nm-casco bay-
cape elizabeth me to merrimack river ma out to 25 nm-
311 am edt mon jul 28 2014
...small craft advisory now in effect from 6 pm this evening to
7 pm edt tuesday...
* winds...southwest 10 to 20 kt with gusts up to 25 kt.
* seas...5 to 8 feet.
precautionary/preparedness actions...
a small craft advisory means that wind speeds of 25 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.
&&
$$
whus73 kiwx 280823
mwwiwx
145
urgent - marine weather message
national weather service northern indiana
423 am edt mon jul 28 2014
lmz043-046-281630-
/o.con.kiwx.sc.y.0039.000000t0000z-140729t0900z/
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
423 am edt mon jul 28 2014
...small craft advisory remains in effect until 5 am edt
tuesday...
* winds...north winds 20 to 25 knots with frequent gusts to 30
knots today...then backing northwest and decreasing to 10 to 20
knots this evening.
* waves...8 to 12 feet today...then gradually subsiding tonight.
precautionary/preparedness actions...
a small craft advisory means that sustained winds or frequent
gusts of 22 to 33 knots are likely...and/or waves greater than
4 feet are expected. inexperienced mariners...especially those
operating smaller vessels should avoid navigating in these
conditions.
&&
$$
whus73 klot 280809
mwwlot
lmz742>745-281615-
/o.con.klot.sc.y.0074.000000t0000z-140729t0900z/
northerly island to calumet harbor-calumet harbor to gary-
gary to burns harbor-burns harbor to michigan city-
309 am cdt mon jul 28 2014
...small craft advisory remains in effect until 4 am cdt
tuesday...
* winds...north to 30 kt. occasional gale force gusts.
* significant waves...8 to 12 ft.
* occasional waves...15 ft.
precautionary/preparedness actions...
a small craft advisory means that winds of 22 to 33 knots and/or
waves greater than 4 ft will produce hazardous conditions for
small craft. inexperienced mariners...especially those operating
smaller vessels should avoid navigating in these conditions.
&&
$$
whus71 klwx 280844
mwwlwx
anz530-531-535-536-538-539-542-281645-
/o.con.klwx.sc.y.0148.140728t1400z-140728t2300z/
chesapeake bay north of pooles island md-
chesapeake bay from pooles island to sandy point md-
tidal potomac from key bridge to indian head md-
tidal potomac from indian head to cobb island md-
patapsco river including baltimore harbor-
chester river to queenstown md-
patuxent river to broomes island md-
444 am edt mon jul 28 2014
...small craft advisory remains in effect from 10 am this morning
to 7 pm edt this evening...
* winds...18 to 33 knots within the small craft advisory.
precautionary/preparedness actions...
a small craft advisory means that wind speeds of 18 to 33 knots
are expected to produce hazardous wave conditions to small craft.
inexperienced mariners...especially those operating smaller
vessels should avoid navigating in these conditions.
&&
$$
whus76 kmfr 280948
mwwmfr
pzz356-282300-
/o.ext.kmfr.si.y.0086.000000t0000z-140731t1800z/
/o.ext.kmfr.sw.y.0086.000000t0000z-140731t1800z/
coastal waters from cape blanco or to pt. st. george ca out 10 nm-
248 am pdt mon jul 28 2014
...small craft advisory for winds now in effect until 11 am pdt
thursday...
...small craft advisory for hazardous seas now in effect until
11 am pdt thursday...
the small craft advisory for winds is now in effect until 11 am
pdt thursday. the small craft advisory for hazardous seas is now
in effect until 11 am pdt thursday.
* winds: north 15 to 25 kt with occasional gusts to 30 kt.
* seas: choppy at 4 to 7 feet today through thursday morning. seas
may increase again thursday afternoon.
* areas affected: strongest winds will be near the capes and
beyond 5 nm from shore from brookings northward during the
afternoon and evening hours. steep seas will impact all areas
beyond 2 nm from shore.
* view the hazard area in detail at http://go.usa.gov/z67h
precautionary/preparedness actions...
small craft conditions for wind means that wind speeds of 23 to
33 knots are expected. inexperienced mariners...especially those
operating smaller vessels should avoid navigating in these
conditions.
a small craft advisory for hazardous seas means that waves will
be steep enough to create a potential hazard to small craft.
&&
$$
whus72 kmhx 280808
mwwmhx
091
urgent - marine weather message
national weather service newport/morehead city nc
408 am edt mon jul 28 2014
...gusty southwest winds and elevated seas continue this morning
south of cape hatteras...
.moderate southwest winds continue this morning with seas 4 to 6
feet. winds will diminish slightly late this morning with seas
subsiding to 3 to 5 feet.
amz154-156-158-281500-
/o.con.kmhx.sc.y.0075.000000t0000z-140728t1500z/
s of cape hatteras to ocracoke inlet nc out 20 nm
including the monitor national marine sanctuary-
s of ocracoke inlet to cape lookout nc out 20 nm-
s of cape lookout to n of surf city nc out 20 nm-
408 am edt mon jul 28 2014
...small craft advisory remains in effect until 11 am edt this
morning...
* winds...southwest 15 to 20 kt with gusts up to 25 kt.
* seas...4 to 6 feet.
precautionary/preparedness actions...
a small craft advisory means that wind speeds of 25 to 33 knots
and/or seas of 6 ft or greater are expected to produce hazardous
conditions to small craft. inexperienced mariners...especially
those operating smaller vessels should avoid navigating in these
conditions.
&&
$$
whus73 kmkx 280811
mwwmkx
lmz643-644-281615-
/o.con.kmkx.sc.y.0062.000000t0000z-140728t2100z/
sheboygan to port washington wi-
port washington to north point light wi-
311 am cdt mon jul 28 2014
...small craft advisory remains in effect until 4 pm cdt this
afternoon...
a small craft advisory remains in effect until 4 pm cdt this
afternoon.
* winds: north 15 to 20 knots...diminishing this afternoon.
* waves: 3 to 5 feet...diminishing this afternoon.
precautionary/preparedness actions...
a small craft advisory means that wind speeds of 23 to 33 knots
and/or waves greater than 4 feet are expected to produce
hazardous conditions to small craft. inexperienced mariners...
especially those operating smaller vessels should avoid
navigating in these conditions.
&&
$$
whus73 kmqt 280837
mwwmqt
830
urgent - marine weather message
national weather service marquette mi
437 am edt mon jul 28 2014
lmz221-250-281200-
/o.new.kmqt.sc.y.0048.140728t0837z-140728t1200z/
green bay north of line from cedar river mi to rock island
passage-
5nm east of a line from fairport mi to rock island passage-
437 am edt mon jul 28 2014
...small craft advisory in effect until 8 am edt this morning...
the national weather service in marquette has issued a small
craft advisory...which is in effect until 8 am edt this morning.
* wind and waves during the small craft advisory: expect sustained
winds of up to 21 knots from the north...with gusts up to 25 knots.
the largest expected significant waves will be 5 feet with a
maximum wave height of up to 7 feet possible.
* timing: the maximum winds are expected around 4 am edt monday
with the largest waves expected around 4 am edt monday.
please see the latest marine forecasts for more detailed
information.
precautionary/preparedness actions...
a small craft advisory means that wind speeds of 22 to 33 knots
are expected to produce hazardous wave conditions to small craft.
inexperienced mariners...especially those operating smaller
vessels should avoid navigating in these conditions.
&&
$$
whus76 kmtr 280934
mwwmtr
810
urgent - marine weather message
national weather service san francisco bay area
234 am pdt mon jul 28 2014
pzz570-281745-
/o.new.kmtr.sc.y.0123.140729t1000z-140729t2200z/
point arena to point reyes 10 to 60 nm offshore-
234 am pdt mon jul 28 2014
...small craft advisory in effect from 3 am to 3 pm pdt tuesday...
the national weather service san francisco has issued a small
craft advisory...which is in effect from 3 am to 3 pm pdt
tuesday.
* winds: northwest winds 5 to 15 kt...increasing to 15 to
25 kt overnight.
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.
&&
$$
whus71 kokx 281021
mwwokx
anz330-335-338-340-345-282015-
/o.con.kokx.sc.y.0072.140728t1500z-140729t0400z/
long island sound east of new haven ct/port jefferson ny-
long island sound west of new haven ct/port jefferson ny-
new york harbor-peconic and gardiners bays-
south shore bays from jones inlet through shinnecock bay-
621 am edt mon jul 28 2014
...small craft advisory remains in effect from 11 am this morning
to midnight edt tonight...
* location...nearshore coastal waters.
* winds...southwest 15 to 20 kt with gusts up to 30 kt...
becoming west this evening.
* timing...highest winds late this afternoon into this evening.
precautionary/preparedness actions...
a small craft advisory means that sustained wind speeds or
frequent gusts of 25 to 33 kt and/or seas of 5 ft or higher are
expected or occurring...and hazardous to small craft.
inexperienced mariners...especially those operating smaller
vessels...should avoid navigating in these conditions.
&&
$$
whus71 kphi 280810
mwwphi
anz452>455-282115-
/o.con.kphi.sc.y.0069.000000t0000z-140728t2200z/
coastal waters from little egg inlet to great egg inlet nj out
20 nm-
coastal waters from great egg inlet to cape may nj out 20 nm-
coastal waters from cape may nj to cape henlopen de out 20 nm-
coastal waters from cape henlopen to fenwick island de out 20 nm-
410 am edt mon jul 28 2014
...small craft advisory remains in effect until 6 pm edt this
evening...
* winds...southwest 10 to 20 kt with gusts up to 25 kt.
* seas...3 to 5 feet.
* timing...seas will continue to increase this morning, likely
exceeding 5 feet by the early afternoon before diminishing this
evening.
precautionary/preparedness actions...
a small craft advisory means that wind speeds of 25 to 33 knots
and/or seas of 5 feet or greater are anticipated. winds and seas
within these ranges are expected to produce hazardous conditions
for small craft. inexperienced mariners...especially those
operating smaller vessels should avoid navigating in these
conditions.
&&
$$
whus76 kpqr 280927
mwwpqr
331
urgent - marine weather message
national weather service portland or
227 am pdt mon jul 28 2014
pzz250-255-270-275-281730-
/o.con.kpqr.si.y.0091.000000t0000z-140729t0700z/
coastal waters from cape shoalwater wa to cascade head or out
10 nm-coastal waters from cascade head to florence or out 10 nm-
waters from cape shoalwater wa to cascade head or from 10 to
60 nm-waters from cascade head to florence or from 10 to 60 nm-
227 am pdt mon jul 28 2014
...small craft advisory for winds remains in effect until
midnight pdt tonight...
a small craft advisory for winds remains in effect until midnight
pdt tonight.
* winds: north winds 15 to 20 kt will continue...with gusts up
to 25 kt at times.
* timing of strongest winds: this afternoon into the early
evening.
precautionary/preparedness actions...
a small craft advisory for wind means that wind speeds of 21 to
33 knots are expected. inexperienced mariners...especially those
operating smaller vessels should avoid navigating in these
conditions.
&&
$$
whus76 ksew 281004
mwwsew
pzz130-281200-
/o.con.ksew.sc.y.0170.000000t0000z-140728t1200z/
west entrance u.s. waters strait of juan de fuca-
304 am pdt mon jul 28 2014
...small craft advisory remains in effect until 5 am pdt early
this morning...
* wind and waves...west winds 15 to 25 knots. wind waves 2 to 4
feet.
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.
&&
$$
whhw70 phfo 280133
mwwhfo
820
urgent - marine weather message
national weather service honolulu hi
333 pm hst sun jul 27 2014
...small craft advisory for typically windy waters around maui
county and the big island...
.high pressure north of the state will keep trade winds moderate
across the area.
phz119>121-123-124-281445-
/o.con.phfo.sc.y.0033.140728t0400z-140731t0400z/
maalaea bay-pailolo channel-alenuihaha channel-
big island leeward waters-big island southeast waters-
333 pm hst sun jul 27 2014
...small craft advisory remains in effect until 6 pm hst
wednesday...
a small craft advisory remains in effect until 6 pm hst
wednesday.
* winds and seas...southeast winds 20 to 25 knots with higher
gusts. rough seas 7 to 10 feet.
precautionary/preparedness actions...
a small craft advisory means that wind speeds of 25 to 33 knots
and/or seas 10 feet or greater are expected to produce conditions
hazardous to small craft. inexperienced mariners...especially
those operating smaller vessels...should avoid navigating in
these conditions.
&&
$$

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