Cedar Creek Trail, WA Weather Warnings, Advisories

Cedar Creek Trail, Washington

AIR STAGNATION ADVISORY
Warning Issue Date: 941 AM PST TUE NOV 18 2008

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 12 PM PST
TUESDAY...
THE AIR STAGNATION ADVISORY IS NOW IN EFFECT UNTIL 12 PM PST
TUESDAY.
LACK OF MIXING FROM THE GROUND THROUGH THE LOWER ATMOSPHERE WILL
ALLOW THE LEVEL OF POLLUTANTS...AND OTHER PARTICULATE MATTER SUCH
AS DUST...TO RISE. PERSONS WITH RESPIRATORY ILLNESS SHOULD FOLLOW
THEIR PHYSICIANS ADVICE FOR DEALING WITH HIGH LEVELS OF AIR
POLLUTION. THE GENERAL PUBLIC IS URGED TO FOLLOW THE INSTRUCTIONS
AND GUIDANCE FROM LOCAL AND STATE CLEAN AIR AND ENVIRONMENTAL
AGENCIES. THE POSSIBILITY FOR FOG AND LOW CLOUDS WILL ALSO
INCREASE DURING THIS TIME.
HIGH PRESSURE WILL CONTINUE OVER THE REGION THROUGH TUESDAY. WARM
AIR ALOFT AND COOLER AIR AT THE SURFACE...ALONG WITH SHORT DAYS
AND LONG NIGHTS WILL COMBINE FOR REDUCED MIXING AND PERSISTENT
STAGNANT CONDITIONS. THE STORM TRACK IS FORECAST TO SLOWLY SAG
SOUTH DURING THE NEXT COUPLE OF DAYS...ALLOWING FOR WEST AND
SOUTHWEST FLOW TO MIX DOWN TO THE SURFACE.
$$