Daily Dispersion Outlook
Issued by NWS Pendleton, OR
Issued by NWS Pendleton, OR
199 AUUS46 KPDT 021202 DDOPDT DAILY DISPERSION OUTLOOK NATIONAL WEATHER SERVICE PENDLETON OR 502 AM PDT TUE JUL 2 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 9-15 MPH. W 11-14 MPH. TRANSPORT WINDS SW 10-16 MPH. W 12-16 MPH. MIXING HEIGHT 2000 FT MSL. 8000 FT MSL. DISPERSION CATEGORY FAIR. GOOD. OUTLOOK FOR WED JUL 3 FAIR. OUTLOOK FOR THU JUL 4 POOR. VENTILATION INDEX (CATEGORY) 226 (POOR). 734 (GOOD). OUTLOOK FOR WED JUL 3 442 (FAIR). OUTLOOK FOR THU JUL 4 229 (POOR). FOR THE UPPER YAKIMA VALLEY INCLUDING YAKIMA...UNION GAP... SELAH...AND NACHES AREA 7:00 AM AFTERNOON SURFACE WINDS W 4-8 MPH. NW 8-14 MPH. TRANSPORT WINDS W 5-9 MPH. NW 8-14 MPH. MIXING HEIGHT NEAR SURFACE. 8500 FT MSL. DISPERSION CATEGORY POOR. FAIR. OUTLOOK FOR WED JUL 3 FAIR. OUTLOOK FOR THU JUL 4 POOR. VENTILATION INDEX (CATEGORY) 101 (POOR). 516 (FAIR). OUTLOOK FOR WED JUL 3 346 (FAIR). OUTLOOK FOR THU JUL 4 154 (POOR). FOR THE GRANDE RONDE RIVER VALLEY 7:00 AM AFTERNOON SURFACE WINDS NW 2-5 MPH. NW 9-12 MPH. TRANSPORT WINDS W 6-8 MPH. W 10-14 MPH. MIXING HEIGHT 4500 FT MSL. 9500 FT MSL. DISPERSION CATEGORY POOR. GOOD. OUTLOOK FOR WED JUL 3 GOOD. OUTLOOK FOR THU JUL 4 GOOD. VENTILATION INDEX (CATEGORY) 158 (POOR). 620 (GOOD). OUTLOOK FOR WED JUL 3 544 (FAIR). OUTLOOK FOR THU JUL 4 223 (POOR). FOR THE BASE OF THE NORTHERN BLUE MOUNTAINS 7:00 AM AFTERNOON SURFACE WINDS S 7-14 MPH. W 10-13 MPH. TRANSPORT WINDS SW 10-17 MPH. W 12-16 MPH. MIXING HEIGHT 2500 FT MSL. 7000 FT MSL. DISPERSION CATEGORY FAIR. GOOD. OUTLOOK FOR WED JUL 3 FAIR. OUTLOOK FOR THU JUL 4 FAIR. VENTILATION INDEX (CATEGORY) 260 (POOR). 690 (GOOD). OUTLOOK FOR WED JUL 3 434 (FAIR). OUTLOOK FOR THU JUL 4 343 (FAIR). SELECT AFTERNOON FORECAST VENTILATION INDICES FOR SOME CITIES CLE ELUM 745 (GOOD) ELLENSBURG 964 (GOOD) GOLDENDALE 640 (GOOD) TRI-CITIES 707 (GOOD) WALLA WALLA 680 (GOOD) YAKIMA 652 (GOOD) BEND 504 (FAIR) PRINEVILLE 490 (FAIR) ENTERPRISE 621 (GOOD) HERMISTON 652 (GOOD) JOHN DAY 628 (GOOD) LA GRANDE 685 (GOOD) MADRAS 495 (FAIR) MEACHAM 533 (FAIR) PENDLETON 727 (GOOD) REDMOND 465 (FAIR) SENECA 650 (GOOD) THE DALLES 682 (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. $$