Daily Dispersion Outlook
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
938 AUUS46 KPDT 161037 DDOPDT DAILY DISPERSION OUTLOOK NATIONAL WEATHER SERVICE PENDLETON OR 337 AM PDT SUN JUN 16 2024 *** AIR DISPERSION CATEGORIES: GOOD, FAIR, POOR *** FOR THE COLUMBIA BASIN FROM PENDLETON TO WALLA WALLA AND PASCO 7:00 AM AFTERNOON SURFACE WINDS SW 8-15 MPH. W 9-13 MPH. TRANSPORT WINDS SW 8-15 MPH. W 10-14 MPH. MIXING HEIGHT NEAR SURFACE. 9000 FT MSL. DISPERSION CATEGORY FAIR. GOOD. OUTLOOK FOR MON JUN 17 GOOD. OUTLOOK FOR TUE JUN 18 FAIR. VENTILATION INDEX (CATEGORY) 283 (POOR). 762 (GOOD). OUTLOOK FOR MON JUN 17 895 (GOOD). OUTLOOK FOR TUE JUN 18 364 (FAIR). FOR THE UPPER YAKIMA VALLEY INCLUDING YAKIMA...UNION GAP... SELAH...AND NACHES AREA 7:00 AM AFTERNOON SURFACE WINDS W 3-8 MPH. W 6-8 MPH. TRANSPORT WINDS W 3-8 MPH. W 7-9 MPH. MIXING HEIGHT NEAR SURFACE. 9500 FT MSL. DISPERSION CATEGORY POOR. FAIR. OUTLOOK FOR MON JUN 17 GOOD. OUTLOOK FOR TUE JUN 18 POOR. VENTILATION INDEX (CATEGORY) 130 (POOR). 537 (FAIR). OUTLOOK FOR MON JUN 17 867 (GOOD). OUTLOOK FOR TUE JUN 18 248 (POOR). FOR THE GRANDE RONDE RIVER VALLEY 7:00 AM AFTERNOON SURFACE WINDS SE 3-4 MPH. NW 8-11 MPH. TRANSPORT WINDS W 4-6 MPH. W 9-11 MPH. MIXING HEIGHT 4500 FT MSL. 9000 FT MSL. DISPERSION CATEGORY POOR. GOOD. OUTLOOK FOR MON JUN 17 GOOD. OUTLOOK FOR TUE JUN 18 GOOD. VENTILATION INDEX (CATEGORY) 155 (POOR). 524 (FAIR). OUTLOOK FOR MON JUN 17 675 (GOOD). OUTLOOK FOR TUE JUN 18 424 (FAIR). FOR THE BASE OF THE NORTHERN BLUE MOUNTAINS 7:00 AM AFTERNOON SURFACE WINDS SW 8-15 MPH. W 8-11 MPH. TRANSPORT WINDS SW 8-15 MPH. W 10-13 MPH. MIXING HEIGHT 2000 FT MSL. 7500 FT MSL. DISPERSION CATEGORY FAIR. FAIR. OUTLOOK FOR MON JUN 17 GOOD. OUTLOOK FOR TUE JUN 18 FAIR. VENTILATION INDEX (CATEGORY) 317 (FAIR). 650 (GOOD). OUTLOOK FOR MON JUN 17 748 (GOOD). OUTLOOK FOR TUE JUN 18 330 (FAIR). SELECT AFTERNOON FORECAST VENTILATION INDICES FOR SOME CITIES CLE ELUM 832 (GOOD) ELLENSBURG 1018 (GOOD) GOLDENDALE 987 (GOOD) TRI-CITIES 619 (GOOD) WALLA WALLA 706 (GOOD) YAKIMA 555 (FAIR) BEND 633 (GOOD) PRINEVILLE 654 (GOOD) ENTERPRISE 512 (FAIR) HERMISTON 807 (GOOD) JOHN DAY 729 (GOOD) LA GRANDE 547 (FAIR) MADRAS 530 (FAIR) MEACHAM 450 (FAIR) PENDLETON 786 (GOOD) REDMOND 653 (GOOD) SENECA 696 (GOOD) THE DALLES 1049 (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 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/GFORECAST/GINDEX.PHP?FCST=MIXHGT,VENTCAT,TRANSWIND,VENTINDX&VT=0,72 IF YOU WOULD LIKE TO KNOW MORE ABOUT THIS PRODUCT...CONTACT THE NATIONAL WEATHER SERVICE IN PENDLETON. $$