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Suppression Forecast
Issued by NWS Seattle/Tacoma, WA

000
FNUS76 KSEW 300430
FWSSEW

Spot Forecast for Rat Trap Pass SAR...Snohomish County 911
National Weather Service Seattle WA
930 PM PDT Thu Oct 29 2020

Forecast is based on forecast start time of 2200 PDT on October 29.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at (206) 526-6095, if you have questions
or concerns with this forecast.

.DISCUSSION...Increasing clouds tonight at the spot location
through the night, likely becoming mostly cloudy by 0200 Friday
morning and lowering ceilings through the early morning hours.
Expect leading rain to arrive 0300 and continuing through around
0900, with decreasing showers but lingering clouds afterward.
However, a convergence zone may develop near or just south of the
spot location late morning through early afternoon, which would
result in heavier rain and lower visibility if it develops. Breezy
winds from the south increase tonight around midnight and
continue through Friday morning, before becoming from the west
behind the front around 1000 Friday.


.REST OF TONIGHT...

Sky/weather.........Partly cloudy through 2300, becoming then becoming
                    mostly cloudy overnight. Rain expected to arrive
                    around 0300.
Chance of pcpn......25 percent through 0100 Friday, increasing to 90 percent
                    after 0400.
Min temperature.....38-43 degrees.
Max humidity........Above 90 percent.
Surface winds (mph).South winds 4 to 6 mph through evening, increasing to 9
                    to 14 mph after midnight.
Pcpn amount.........0.10 - 0.25 inches.
Ceiling ............Unrestricted this evening, lowering to 2500 ft AGL by
                    0100 and to 1000 ft AGL by 0600
Visibility..........Greater than 6 miles through 0300, lowering to 3-5 miles after.


.FRIDAY...

Sky/weather.........Cloudy. Rain in the morning, tapering off after
                    0900. Chance of showers into the afternoon in a possible
                    convergence zone.
Chance of pcpn......90 percent in the morning, decreasing to 50 percent in the afternoon.
Max temperature.....Around 46.
Min humidity........81 percent.
Surface winds (mph).West winds 6 to 10 mph.
Pcpn amount.........Around 0.25 inches.
Ceiling.............1000 ft AGL in the morning, increasing to 2000 ft AGL in the afternoon.
Visibility..........8 increasing to 10 in the afternoon.

$$
Forecaster...Cullen
Requested by...Peter Teske
Type of request...SAR
.TAG 2014218.0/SEW
.DELDT 10/29/20
.FormatterVersion 1.0.26
.EMAIL Peter.Teske@snoco.org