... Dense fog advisory in effect until 10 am PST Monday...
... Air stagnation advisory remains in effect until noon PST
The National Weather Service in Seattle has issued a dense fog
advisory... which is in effect until 10 am PST Monday.
* Visibility... areas of visibilitity one-quarter mile or less.
* Air quality... cold air trapped near the surface by warmer air
aloft will allow pollutants such as wood smoke and Carbon
monoxide to continue increasing through Monday morning.
* Timing... dense fog will persist through early Monday morning.
Air stagnation will improve Monday afternoon.
* Impacts... due to local dense fog and freezing
temperatures... slow down and watch for other vehicles and
pedestrians. Sub-freezing temperatures with the fog will make
some roads frosty and slippery. The degraded air quality has
resulted in some burn bans. Those with respiratory illnesses
should consider limiting outdoor activities.
A dense fog advisory means visibilities will frequently be
reduced to less than one quarter mile. If driving... slow
down... use your headlights... and leave plenty of distance ahead of
An air stagnation advisory is based on weather conditions. It is
not an air pollution advisory or forecast. Air pollution
advisories and forecasts are issued by air quality agencies. Check
with your local clean air agency for any restrictions... such as
burn bans... in your area.
... Record low temperature set at Quillayute WA Airport...
A record low temperature of 21 degrees was set at Quillayute WA
Airport yesterday. This ties the old record of 21 set in 2006.