Marine Interpretation Message
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000
AGPN40 KWNM 260818
MIMPAC

Marine Weather Discussion for N Pacific Ocean
NWS Ocean Prediction Center Washington DC
118 AM PDT Sun Mar 26 2017

.FORECAST DISCUSSION...Major features/winds/seas/significant
.weather for the North Pacific N of 30N and E of 150W.

At 06z a warm front was over the southwest PZ5 waters while a
1016 mb low was over the southeast PZ6 waters. A high pressure
ridge was across the rest of the PZ5 and PZ6 waters. Latest ASCAT
high resolution pass indicates 20-30 kt winds over the outer PZ5
waters with 20 kt winds in the inner waters. 10-20 kt winds were
noted over northeast PZ6 waters and southern PZ6 waters east of
123w.

Populated grids with the 00z GFS through Mon 12z which didn`t
result in significant changes to the warning headlines in
currently place. Beyond that left the existing grids from
yesterday afternoon`s forecast in place. Anticipate gales ahead
of the front to dissipate by late Sun morning as the front begins
to move east of the waters. In terms of additional warning
headlines...chance of brief period fo gales Mon night into early
Tue as a low pressure trough briefly strengthens along the CA
coast before weakening. Expecting yet another round of
gales...this time in the southern PZ6 waters by day 5 in the
northwest flow between inland troughing and an east Pacific high.

.SEAS...Populated grids through Mon 12z with 00z NWW3 then used
existing grids in place afterwards through the end of day 5.


.EXTRATROPICAL STORM SURGE GUIDANCE...n/a.


.WARNINGS...Preliminary.

.PZ5 Washington/Oregon Waters...
.PZZ800...Inner Waters from Cape Flattery to Cape Shoalwater...
     Gale today.
.PZZ900...Outer Waters from Cape Flattery to Cape Shoalwater...
     Gale today.
.PZZ805...Inner Waters from Cape Shoalwater to Cape Lookout...
     Gale today.
.PZZ905...Outer Waters from Cape Shoalwater to Cape Lookout...
     Gale today.
.PZZ810...Inner Waters from Cape Lookout to Florence OR...
     Gale today.
.PZZ910...Outer Waters from Cape Lookout to Florence OR...
     Gale today.
.PZZ815...Inner Waters from Florence OR to Point St. George...
     Gale today.

.PZ6 California Waters...
.PZZ835...Inner Waters from Point Piedras Blancas to Santa Cruz Island, CA...
     Gale Possible Thursday night.
.PZZ840...Inner Waters from Santa Cruz Island, CA to San Clemente Island, CA...
     Gale Monday night.
     Gale Possible Thursday night.

$$

.Forecaster Holley. Ocean Prediction Center.


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