Daily Dispersion Outlook
Issued by NWS Pendleton, OR

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827
AUUS46 KPDT 141200
DDOPDT

DAILY DISPERSION OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
400 AM PST SUN FEB 14 2016

*** AIR DISPERSION CATEGORIES:   GOOD, FAIR, POOR ***

FOR THE COLUMBIA BASIN FROM PENDLETON TO WALLA WALLA AND PASCO

                              7:00 AM             AFTERNOON
SURFACE WINDS                 SW 6-12 MPH.        SW 14-22 MPH.
TRANSPORT WINDS               SW 6-12 MPH.        W 25-35 MPH.
MIXING HEIGHT                 NEAR SURFACE.       3500 FT MSL.
DISPERSION CATEGORY           POOR.               GOOD.
OUTLOOK FOR MON FEB 15        GOOD.

VENTILATION INDEX (CATEGORY)  36 (POOR).          384 (FAIR).
OUTLOOK FOR MON FEB 15        745 (GOOD).

FOR THE UPPER YAKIMA VALLEY INCLUDING YAKIMA...UNION GAP...
SELAH...AND NACHES AREA

                              7:00 AM             AFTERNOON
SURFACE WINDS                 NW 3-7 MPH.         SW 10-15 MPH.
TRANSPORT WINDS               NW 3-7 MPH.         W 25-35 MPH.
MIXING HEIGHT                 NEAR SURFACE.       3000 FT MSL.
DISPERSION CATEGORY           POOR.               GOOD.
OUTLOOK FOR MON FEB 15        FAIR.

VENTILATION INDEX (CATEGORY)  25 (POOR).          138 (POOR).
OUTLOOK FOR MON FEB 15        249 (POOR).

FOR THE GRANDE RONDE RIVER VALLEY

                              7:00 AM             AFTERNOON
SURFACE WINDS                 SW 0-4 MPH.         W 5-10 MPH.
TRANSPORT WINDS               SW 0-4 MPH.         NW 35-45 MPH.
MIXING HEIGHT                 NEAR SURFACE.       5000 FT MSL.
DISPERSION CATEGORY           POOR.               GOOD.
OUTLOOK FOR MON FEB 15        GOOD.

VENTILATION INDEX (CATEGORY)  25 (POOR).          109 (POOR).
OUTLOOK FOR MON FEB 15        363 (FAIR).

SELECT AFTERNOON FORECAST VENTILATION INDICES FOR SOME CITIES
CLE ELUM       73 (POOR)
ELLENSBURG    104 (POOR)
GOLDENDALE     55 (POOR)
TRI-CITIES    182 (POOR)
WALLA WALLA   354 (FAIR)
YAKIMA         99 (POOR)
BEND          257 (POOR)
PRINEVILLE    170 (POOR)
ENTERPRISE    342 (FAIR)
HERMISTON     444 (FAIR)
JOHN DAY       92 (POOR)
LA GRANDE     137 (POOR)
MADRAS        323 (FAIR)
MEACHAM       274 (POOR)
PENDLETON     418 (FAIR)
REDMOND       225 (POOR)
SENECA        126 (POOR)
THE DALLES     25 (POOR)

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 TOOL TO ASSIST SMOKE MANAGEMENT
AGENCIES IN DETERMINING BURN OR NO BURN DECISIONS.  A VENTILATION
INDEX GRAPHIC IS ON THE PENDLETON WEBSITE AT THE FOLLOWING ADDRESS:
HTTP://WWW.WRH.NOAA.GOV/PDT/FORECAST/FWXGRAPHICALVENTILATION.PHP?WFO=PDT

IF YOU WOULD LIKE TO KNOW MORE ABOUT THIS PRODUCT...CONTACT THE
NATIONAL WEATHER SERVICE IN PENDLETON.

$$



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