AIR QUALITY ALERT
Warning Issue Date: 358 PM MST WED DEC 16 2009
A STAGNATION WARNING HAS BEEN ISSUED BY THE MONTANA DEPARTMENT OF
ENVIRONMENTAL QUALITY FOR SEELEY LAKE IN MISSOULA COUNTY...
...IN ADDITION...A STAGNATION ALERT HAS BEEN ISSUED BY THE MONTANA
DEPARTMENT OF ENVIRONMENTAL QUALITY FOR
LIBBY...WHITEFISH...KALISPELL AND MISSOULA...THURSDAY...
MDEQ HAS ISSUED A STAGNATION WARNING FOR SEELEY LAKE IN MISSOULA
COUNTY OF WESTERN MONTANA. A STAGNATION WARNING MEANS DISPERSION
CONDITIONS ARE POOR AND NOT EXPECTED TO IMPROVE MUCH AND THAT
PARTICULATE LEVELS HAVE BEEN TRENDING UP AND THAT EXCEEDANCE OF
THE NAAQS HAS ALREADY OCCURRED OR WILL OCCUR.
MDEQ HAS ISSUED A STAGNATION ALERT FOR LINCOLN...FLATHEAD...AND
MISSOULA COUNTIES OF WESTERN MONTANA INCLUDING THE CITIES OF
LIBBY...WHITEFISH...KALISPELL AND MISSOULA. A STAGNATION ALERT
MEANS DISPERSION CONDITIONS ARE POOR AND NOT EXPECTED TO IMPROVE
MUCH AND THAT PARTICULATE LEVELS HAVE BEEN TRENDING UP AND THAT
EXCEEDANCE OF THE NAAQS MAY OCCUR.
PLEASE VISIT THE DEPARTMENTS WEBSITE AT.../USE LOWER CASE/...
HTTP://SVC.MT.GOV/DEQ/AQREPORT/MOSTRECENTUPDATE.ASPX FOR MORE
INFORMATION.
$$
FREEZING RAIN ADVISORY
Warning Issue Date: 701 AM MST THU DEC 17 2009
FREEZING RAIN ADVISORY NOW IN EFFECT UNTIL 11 AM MST THIS
MORNING...
THE FREEZING RAIN ADVISORY IS NOW IN EFFECT UNTIL 11 AM MST THIS
MORNING.
* IMPACTS/TIMING: FREEZING RAIN WILL CREATE VERY SLICK ROADWAYS
THROUGH THIS MORNING.
* LOCATIONS IMPACTED INCLUDE...INTERSTATE 90 FRENCHTOWN TO
CLINTON...HIGHWAY 200 MISSOULA TO OVANDO...HIGHWAY 93
STEVENSVILLE TO MISSOULA...HIGHWAY 83 CLEARWATER JUNCTION TO
SEELEY LAKE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR
FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS. SLOW DOWN AND USE CAUTION WHILE DRIVING.
$$
DENSE FOG ADVISORY
Warning Issue Date: 703 AM MST THU DEC 17 2009
DENSE FOG ADVISORY NOW IN EFFECT UNTIL 11 AM MST THIS
MORNING...
THE DENSE FOG ADVISORY IS NOW IN EFFECT UNTIL 11 AM MST THIS
MORNING.
* IMPACTS/TIMING: AREAS OF DENSE FOG WILL CAUSE REDUCED
VISIBILITIES THROUGH THIS MORNING.
* VISIBILITY: LESS THAN ONE QUARTER MILE
* LOCATIONS IMPACTED INCLUDE...EVARO HILL...HIGHWAY 200 THOMPSON
FALLS TO PLAINS...I-90 LOOKOUT PASS TO HAUGAN...BITTERROOT
VALLEY...MISSOULA
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE.
$$
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