Daily Dispersion Outlook
Issued by NWS Pendleton, OR

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000
AUUS46 KPDT 131206
DDOPDT

DAILY DISPERSION OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
506 AM PDT SUN JUL 13 2014

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

FOR THE COLUMBIA BASIN FROM PENDLETON TO WALLA WALLA AND PASCO

                              7:00 AM             AFTERNOON
SURFACE WINDS                 SE 0-3 MPH.         NE 5-8 MPH.
TRANSPORT WINDS               SE 0-4 MPH.         NE 6-9 MPH.
MIXING HEIGHT                 NEAR SURFACE.       11000 FT MSL.
DISPERSION CATEGORY           POOR.               GOOD.
OUTLOOK FOR MON JUL 14        FAIR.

VENTILATION INDEX (CATEGORY)  25 (POOR).          675 (GOOD).
OUTLOOK FOR MON JUL 14        534 (FAIR).

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

                              7:00 AM             AFTERNOON
SURFACE WINDS                 VRB 0-5 MPH.        E 3-6 MPH.
TRANSPORT WINDS               N 0-5 MPH.          E 4-7 MPH.
MIXING HEIGHT                 NEAR SURFACE.       11000 FT MSL.
DISPERSION CATEGORY           POOR.               FAIR.
OUTLOOK FOR MON JUL 14        GOOD.

VENTILATION INDEX (CATEGORY)  25 (POOR).          500 (FAIR).
OUTLOOK FOR MON JUL 14        843 (GOOD).

FOR THE GRANDE RONDE RIVER VALLEY

                              7:00 AM             AFTERNOON
SURFACE WINDS                 VRB 0-3 MPH.        NE 5-8 MPH.
TRANSPORT WINDS               E 0-4 MPH.          NE 3-6 MPH.
MIXING HEIGHT                 NEAR SURFACE.       11500 FT MSL.
DISPERSION CATEGORY           POOR.               FAIR.
OUTLOOK FOR MON JUL 14        GOOD.

VENTILATION INDEX (CATEGORY)  25 (POOR).          262 (POOR).
OUTLOOK FOR MON JUL 14        541 (FAIR).

SELECT AFTERNOON FORECAST VENTILATION INDICES FOR SOME CITIES
CLE ELUM      395 (FAIR)
ELLENSBURG    424 (FAIR)
GOLDENDALE    394 (FAIR)
TRI-CITIES    632 (GOOD)
WALLA WALLA   577 (FAIR)
YAKIMA        375 (FAIR)
BEND          258 (POOR)
ENTERPRISE    197 (POOR)
HERMISTON     873 (GOOD)
JOHN DAY      547 (FAIR)
LA GRANDE     271 (POOR)
MADRAS        446 (FAIR)
MEACHAM       418 (FAIR)
PENDLETON     672 (GOOD)
REDMOND       521 (FAIR)
SENECA        798 (GOOD)
THE DALLES     41 (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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