496
FNUS76 KSEW 151214
FWSSEW

Spot Forecast for Border 2 Fire...NPS
National Weather Service Seattle WA
514 AM PDT Tue Sep 15 2026

Forecast is based on forecast start time of 0600 PDT on September 15.
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...Upper level trough moving through the site this morning.
Dry northerly flow aloft behind the trough this afternoon and tonight.
Upper level ridge building in Wednesday with the low level flow going
briefly offshore later Wednesday into Thursday lowering minimum RH
values.

.TODAY...

Sky/weather.........Mostly cloudy (80-90 percent). Rain showers
                    likely in the morning, then chance of rain
                    showers early in the afternoon.
CWR.................9 percent.
Chance of lightning.10 percent.
Max temperature.....Around 58.
Min humidity........70 percent.
Wind (20 ft)........Light winds.
Mixing height.......2000 ft AGL.
Transport winds.....North around 6 mph.
Rainfall amount.....0.02 inches.
Ceiling (KFT).......0.1 increasing to 2.0 in the afternoon.
Visibility..........2 increasing to 7 in the afternoon.

.TONIGHT...

Sky/weather.........Mostly clear (5-15 percent).
CWR.................0 percent.
Chance of lightning.1 percent.
Min temperature.....Around 38.
Max humidity........78 percent.
Wind (20 ft)........Light winds becoming north around 5 mph
                    overnight.
Mixing height.......300 ft AGL.
Transport winds.....Northeast around 7 mph.
Rainfall amount.....0.00 inches.
Ceiling (KFT).......25.
Visibility..........10.

.WEDNESDAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....Around 70.
Min humidity........25 percent.
Wind (20 ft)........Northeast winds 5 to 6 mph in the morning
                    becoming light.
Mixing height.......3900 ft AGL.
Transport winds.....Northeast around 6 mph.
Rainfall amount.....0.00 inches.
Ceiling (KFT).......25.
Visibility..........10.

$$
Forecaster...Felton
Requested by...Emma Anderson
Type of request...WILDFIRE
.TAG 2621327.7/SEW
.DELDT 09/15/26
.FormatterVersion 2.0.0
.EMAIL Melvin.Durrant@usda.gov,emma.anderson@usda.gov,alan@amtproductions.com