WWUS86 KSEW 230233
RFWSEW

URGENT - FIRE WEATHER MESSAGE
National Weather Service Seattle WA
733 PM PDT Sat Aug 22 2026

WAZ658-230345-
/O.EXP.KSEW.FW.W.0006.000000T0000Z-260823T0300Z/
West Slopes of the North Cascades Generally above 1500 Feet-
733 PM PDT Sat Aug 22 2026

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR
LIGHTNING AND GUSTY OUTFLOW WINDS FOR FIRE WEATHER ZONE 658...

The thunderstorm threat over the northern Cascades has largely
wrapped up, with the closest activity now north of the Canadian
border. That said, this Red Flag Warning will be allowed to expire
at 8 PM PDT.

$$