Suppression Forecast
Issued by NWS Seattle/Tacoma, WA

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FNUS76 KSEW 172225
FWSSEW

Spot Forecast for QUARRY FIRE...USFS MT Baker-Snoqualmie
National Weather Service Seattle WA
325 PM PDT Sun Sep 17 2017

Forecast is based on request time of 2200 PDT on September 17.
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...A cold front will spread rain across Western
Washington into early this evening as it crosses the area.
Scattered showers will develop behind the front later this evening as
the trailing large upper level low approaches the region. Showers
will increase Monday with the low over the area. The low will
bring a much cooler air mass with mountain snow levels lowering to
around 5000 feet Monday through Wednesday. A cool moist unsettled
weather pattern will continue through Wednesday or Thursday.

 Forecast for 20 foot wind speed (valleys and ridge tops) are 10
 minute averages reflecting RAWS winds.

.TONIGHT...

Sky/weather.........Cloudy. Showers in the evening, then chance of
                    showers after midnight.
CWR.................53 percent.
LAL.................No Tstms.
Min temperature.....Around 45.
Max humidity........89 percent.
Wind (20 ft)........
 Slope/valley.......West to southwest winds 5 to 12 mph.
Mixing height.......2300-3100 ft AGL.
Transport winds.....Southwest around 12 mph.
Haines index........2 or very low.
Rainfall amount.....0.30 inches.

.MONDAY...

Sky/weather.........Cloudy. Showers.
CWR.................49 percent.
LAL.................No Tstms.
Max temperature.....Around 52.
Min humidity........77 percent.
Wind (20 ft)........
 Slope/valley.......West to southwest winds 6 to 12 mph.
Mixing height.......3000-3700 ft AGL.
Transport winds.....Southwest around 12 mph.
Haines index........3 or very low.
Rainfall amount.....0.28 inches.

.MONDAY NIGHT...

Sky/weather.........Cloudy. Showers in the evening, then showers
                    likely after midnight.
CWR.................58 percent.
LAL.................No Tstms.
Min temperature.....Around 44.
Max humidity........96 percent.
Wind (20 ft)........
 Slope/valley.......West to southwest winds 4 to 10 mph.
Mixing height.......2500-3500 ft AGL.
Transport winds.....Southwest around 14 mph.
Haines index........3 or very low.
Rainfall amount.....0.43 inches.

$$
Forecaster...Kam
Requested by...Bianca Valles
Type of request...Wildfire
.TAG 1715548.1/SEW



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