250
FNUS76 KSEW 211226
FWSSEW

Spot Forecast for Miners Fire...U.S. Forest Service
National Weather Service Seattle WA
526 AM PDT Fri Aug 21 2026

Forecast is based on forecast start time of 0700 PDT on August 21.
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.

...FIRE WEATHER WATCH IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY EVENING...

.DISCUSSION...One more warm day today with southerly flow aloft.
Upper level low approaching from the southwest will move into the
coastal waters Saturday and into Southern British Columbia early
Sunday morning. This system will bring cooler weather with a
chance of showers and thunderstorms Saturday.

.TODAY...

Sky/weather.........Mostly sunny (45-55 percent).
CWR.................0 percent.
Chance of lightning.5 percent.
Max temperature.....Around 86.
Min humidity........31 percent.
Wind (20 ft)........Light winds becoming southeast around 5 mph in
                    the afternoon.
Mixing height.......5600 ft AGL.
Transport winds.....Southeast around 11 mph.
Rainfall amount.....0.00 inches.
Ceiling (KFT).......25.
Visibility..........10.

.TONIGHT...

Sky/weather.........Cloudy (90-100 percent). Chance of showers
                    overnight.
CWR.................0 percent.
Chance of lightning.9 percent.
Min temperature.....Around 62.
Max humidity........71 percent.
Wind (20 ft)........Light winds.
Mixing height.......300 ft AGL.
Transport winds.....Southwest around 5 mph.
Rainfall amount.....0.00 inches.
Ceiling (KFT).......20 decreasing to 10 overnight.
Visibility..........10.

.SATURDAY...

Sky/weather.........Mostly cloudy (75-85 percent). Showers likely
                    and slight chance of thunderstorms in the
                    morning, then showers and chance of
                    thunderstorms in the afternoon.
CWR.................25 percent.
Chance of lightning.30 percent.
Max temperature.....Around 67.
Min humidity........71 percent.
Wind (20 ft)........Light winds becoming west 6 to 7 mph in the
                    afternoon. Gusty and erratic winds expected
                    near thunderstorms.
Mixing height.......2200 ft AGL.
Transport winds.....West around 8 mph.
Rainfall amount.....0.12 inches.
Ceiling (KFT).......10 lowering to 3.5.
Visibility..........10 lowering to 5.

$$
Forecaster...Felton
Requested by...Mitchell Forte
Type of request...WILDFIRE
.TAG 2619848.5/SEW
.DELDT 08/21/26
.FormatterVersion 2.0.0
.EMAIL Robin.Nuyen@usda.gov,Mitchell.Forte@usda.gov