Suppression Forecast
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000
FNAK72 PAFC 080044
FWSALU

Spot Forecast for Massacre Bay...MIL
National Weather Service Anchorage AK
344 PM AKST Thu Dec 7 2017

Forecast is based on incident time of 1600 AKST on December 07.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION through 72 hours...

Weather will remain mostly benign over the Western Bering/North
Pacific through Sat morning. Winds will remain under 15 mph out of
W to NE direction with the chance of some passing snow showers.
Early Saturday, the influences of a strong front will start to
impact the area. Winds will shift out of the south and start to
rapidly increase through early Sat morning. Precipitation with the
front will start as snow by late Sat morning before changing over
to rain in the afternoon. Winds will become more easterly as they
reach near 55 kt Sat afternoon with gusts to 65 kt. Seas will
build from 9 feet Sat morning up to 26-32 feet range Sat
afternoon. The front will decay right over the area on Sun.

Swell S of Attu:
Swell will remain SW 7 to 9 feet before diminishing to 3 to 5 feet
Sat morning. It will then rapidly build to SW 15 to 20 feet Sat
evening through Sun morning.

.REST OF TODAY...

Sky/weather.........Partly sunny (45-55 percent).
Chance of pcpn......10 percent.
Max temperature.....Around 37.
Min humidity........60 percent.
Surface winds.......North winds around 8 mph.
Wave height.........2 feet.
Freezing spray......None.
Sea surface temp....5C/41F.
Swell...............Mostly wind wave.

.TONIGHT...

Sky/weather.........Partly cloudy (40-50 percent). Isolated snow
                    showers after midnight. Scattered snow showers
                    early in the morning.
Chance of pcpn......30 percent.
Min temperature.....Around 27.
Max humidity........82 percent.
Surface winds.......Northwest winds 8 to 10 mph.
Wave height.........2 feet.
Freezing spray......None.
Sea surface temp....5C/41F.
Swell...............S-SW 1 to 2 feet.

.FRIDAY...

Sky/weather.........Partly sunny (50-60 percent). Scattered snow
                    showers in the morning, then isolated snow
                    showers early in the afternoon.
Chance of pcpn......30 percent.
Max temperature.....Around 35.
Min humidity........65 percent.
Surface winds.......West winds 9 to 14 mph.
Wave height.........2 feet building to 3 feet late in the morning,
                    then subsiding to 2 feet in the afternoon.
Freezing spray......None.
Sea surface temp....5C/41F.
Swell...............NE 1 to 2 feet.

.FORECAST DAYS 3 THROUGH 5...
.SATURDAY...
Rain and snow. Lows in the lower 30s. Highs in the upper 30s.
Southeast winds 40 mph to 50 mph increasing to 60 mph in the
afternoon. Gusts to 70 mph in the afternoon. Seas 5 feet building
to 9 feet in the afternoon.
.SUNDAY...
Rain with snow likely. Lows in the lower 30s. Highs in the upper
30s. Southeast winds around 25 mph to 35 mph. Seas 4 to 6 feet.
.MONDAY...
Mostly cloudy with rain and snow likely. Lows in the mid 30s.
Highs in the mid 30s. Northeast winds around 15 mph to 25 mph.
Seas 3 to 5 feet.

$$
Forecaster...Ottenweller
Requested by...Lt Arnold
Type of request...MARINE
.TAG 1719723.0/ALU
.EMAIL JRCCJuneau@uscg.mil



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