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whus73 kdtx 300750
urgent - marine weather message
national weather service detroit/pontiac mi
350 am edt tue sep 30 2014
...waves 4 feet or better over much of southern lake huron today...
.a strong cold front will clear the central great lakes this
morning...with relatively short lived winds of 15 to 20 knots with
gusts to 25 knots across central and southern sections of lake
huron. this will prompt an increase in wave heights...with heights
topping out slightly above 4 feet over much of southern lake
huron...and the previous small craft advisories will continue
through the day. winds will diminish by tonight as high pressure
builds back into the region...but the northeast direction will
maintain some modest waves over the nearshore waters. light winds
and low waves will persist wednesday into thursday.
however...southerly winds developing ahead of a cold front late
thursday could result in winds up to 30 knots over the open waters
of lake huron thursday night.
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-port austin to harbor beach mi-
harbor beach to port sanilac mi-
350 am edt tue sep 30 2014
...small craft advisory remains in effect until 6 pm edt this
* wind and waves: during the small craft advisory...expect
sustained winds up to 20 knots from the north with gusts up
to 25 knots. the largest expected significant waves will be 5
feet with a potential maximum wave height of 7 feet.
* timing: the maximum winds are expected around 6 am edt tuesday
with the largest waves expected around 9 am edt tuesday.
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.

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