FNUS76 KSEW 221157
FWSSEW

Spot Forecast for Border 2 Fire...NPS
National Weather Service Seattle WA
457 AM PDT Sat Aug 22 2026

Forecast is based on forecast start time of 0600 PDT on August 22. 
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.

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM PDT
THIS EVENING...

.DISCUSSION...Unstable air mass over the site today. Convective 
activity increasing with daytime heating. Thunderstorm chances ending
after sunset tonight. Weak upper level trough moving through 
Sunday morning. Upper level ridge building in late Sunday will
stabilize the air mass ending the shower activity. 

.TODAY...

Sky/weather.........Mostly cloudy (65-75 percent). Slight chance of 
                    rain showers in the morning, then rain showers 
                    and chance of thunderstorms in the afternoon. 
CWR.................25 percent. 
Chance of lightning.40 percent. 
Max temperature.....72. 
Min humidity........55 percent. 
Wind (20 ft)........Light winds becoming southwest around 5 mph in 
                    the afternoon. Gusty and erratic winds expected 
                    near thunderstorms in the afternoon. 
Mixing height.......2300 ft AGL. 
Transport winds.....South around 7 mph. 
Rainfall amount.....0.12 inches. 
Ceiling (KFT).......1.0. 
Visibility..........5. 

.TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent). Rain showers 
                    likely and chance of thunderstorms in the 
                    evening, then chance of rain showers overnight. 
CWR.................22 percent. 
Chance of lightning.30 percent. 
Min temperature.....52. 
Max humidity........90 percent. 
Wind (20 ft)........South winds 5 to 8 mph. Gusty and erratic winds 
                    expected near thunderstorms in the evening. 
Mixing height.......700 ft AGL. 
Transport winds.....South around 9 mph. 
Rainfall amount.....0.08 inches. 
Ceiling (KFT).......1.0. 
Visibility..........5. 

.SUNDAY...

Sky/weather.........Mostly cloudy (70-80 percent). Rain showers 
                    likely in the morning, then chance of rain 
                    showers in the afternoon. 
CWR.................9 percent. 
Chance of lightning.10 percent. 
Max temperature.....56-70. 
Min humidity........71 percent. 
Wind (20 ft)........Southwest winds 5 to 7 mph. 
Mixing height.......2500 ft AGL. 
Transport winds.....Southwest around 8 mph. 
Rainfall amount.....0.02 inches. 
Ceiling (KFT).......1.0 increasing to 4.0. 
Visibility..........5 increasing to 10. 

$$
Forecaster...Felton
Requested by...Wildland Firefighter
Type of request...WILDFIRE
.TAG 2619414.11/SEW
.DELDT 08/22/26
.FormatterVersion 2.0.0
.EMAIL kbonham@blm.gov