191
AUUS46 KPDT 231135
DDOPDT
DAILY DISPERSION OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
435 AM PDT WED JUL 23 2008
*** AIR DISPERSION CATEGORIES: GOOD, FAIR, POOR ***
FOR THE COLUMBIA BASIN FROM PENDLETON TO WALLA WALLA AND PASCO
7:00 AM AFTERNOON
SURFACE WINDS SW 10-18 MPH. SW 12-20 MPH.
TRANSPORT WINDS SW 10-18 MPH. SW 14-22 MPH.
MIXING HEIGHT NEAR SURFACE. 8000 FT MSL.
VENTILATION INDEX 62. 933.
DISPERSION CATEGORY FAIR. GOOD.
OUTLOOK FOR THU JUL 24 FAIR.
FOR THE UPPER YAKIMA VALLEY INCLUDING YAKIMA...UNION GAP...
SELAH...AND NACHES AREA
7:00 AM AFTERNOON
SURFACE WINDS W 2-7 MPH. NW 10-18 MPH.
TRANSPORT WINDS W 2-7 MPH. W 12-20 MPH.
MIXING HEIGHT NEAR SURFACE. 10000 FT MSL.
VENTILATION INDEX 25. 547.
DISPERSION CATEGORY POOR. GOOD.
OUTLOOK FOR THU JUL 24 FAIR.
FOR THE GRANDE RONDE RIVER VALLEY
7:00 AM AFTERNOON
SURFACE WINDS NW 4-9 MPH. NW 6-12 MPH.
TRANSPORT WINDS NW 4-9 MPH. SW 8-15 MPH.
MIXING HEIGHT NEAR SURFACE. 10000 FT MSL.
VENTILATION INDEX 26. 617.
DISPERSION CATEGORY POOR. GOOD.
OUTLOOK FOR THU JUL 24 GOOD.
METEOROLOGICAL INFORMATION PROVIDED IN THIS PRODUCT REPRESENTS ONLY
SOME OF THE FACTORS USED IN BURN DECISIONS. BURN DECISIONS ARE
OUTSIDE THE PURVIEW OF THE NATIONAL WEATHER SERVICE.
THE VENTILATION INDEX IS A NEW TOOL TO ASSIST SMOKE MANAGEMENT
AGENCIES IN DETERMINING BURN OR NO BURN DECISIONS. A VENTILATION
INDEX GRAPHIC IS ON THE PENDLETON WEBSITE. IF YOU WOULD LIKE TO KNOW
MORE ABOUT THIS PRODUCT...CONTACT THE NATIONAL WEATHER SERVICE
IN PENDLETON.
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