404
AUUS46 KPDT 101222
DDOPDT
DAILY DISPERSION OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
522 AM PDT FRI MAY 10 2024
*** AIR DISPERSION CATEGORIES: GOOD, FAIR, POOR ***
FOR THE COLUMBIA BASIN FROM PENDLETON TO WALLA WALLA AND PASCO
7:00 AM AFTERNOON
SURFACE WINDS SE 3-7 MPH. N 4-8 MPH.
TRANSPORT WINDS S 3-6 MPH. E 4-8 MPH.
MIXING HEIGHT NEAR SURFACE. 6000 FT MSL.
DISPERSION CATEGORY POOR. POOR.
OUTLOOK FOR SAT MAY 11 FAIR.
OUTLOOK FOR SUN MAY 12 GOOD.
VENTILATION INDEX (CATEGORY) 30 (POOR). 160 (POOR).
OUTLOOK FOR SAT MAY 11 388 (FAIR).
OUTLOOK FOR SUN MAY 12 885 (GOOD).
FOR THE UPPER YAKIMA VALLEY INCLUDING YAKIMA...UNION GAP...
SELAH...AND NACHES AREA
7:00 AM AFTERNOON
SURFACE WINDS NW 4-8 MPH. SE 6-8 MPH.
TRANSPORT WINDS NW 5-9 MPH. E 6-8 MPH.
MIXING HEIGHT NEAR SURFACE. 8000 FT MSL.
DISPERSION CATEGORY POOR. FAIR.
OUTLOOK FOR SAT MAY 11 FAIR.
OUTLOOK FOR SUN MAY 12 FAIR.
VENTILATION INDEX (CATEGORY) 53 (POOR). 403 (FAIR).
OUTLOOK FOR SAT MAY 11 321 (FAIR).
OUTLOOK FOR SUN MAY 12 483 (FAIR).
FOR THE GRANDE RONDE RIVER VALLEY
7:00 AM AFTERNOON
SURFACE WINDS NE 1-4 MPH. SE 3-6 MPH.
TRANSPORT WINDS SE 2-5 MPH. S 3-6 MPH.
MIXING HEIGHT NEAR SURFACE. 8000 FT MSL.
DISPERSION CATEGORY POOR. POOR.
OUTLOOK FOR SAT MAY 11 GOOD.
OUTLOOK FOR SUN MAY 12 GOOD.
VENTILATION INDEX (CATEGORY) 32 (POOR). 260 (POOR).
OUTLOOK FOR SAT MAY 11 357 (FAIR).
OUTLOOK FOR SUN MAY 12 729 (GOOD).
FOR THE BASE OF THE NORTHERN BLUE MOUNTAINS
7:00 AM AFTERNOON
SURFACE WINDS SE 3-8 MPH. N 1-6 MPH.
TRANSPORT WINDS SE 6-11 MPH. NW 3-6 MPH.
MIXING HEIGHT NEAR SURFACE. 5500 FT MSL.
DISPERSION CATEGORY POOR. POOR.
OUTLOOK FOR SAT MAY 11 FAIR.
OUTLOOK FOR SUN MAY 12 GOOD.
VENTILATION INDEX (CATEGORY) 38 (POOR). 134 (POOR).
OUTLOOK FOR SAT MAY 11 366 (FAIR).
OUTLOOK FOR SUN MAY 12 896 (GOOD).
SELECT AFTERNOON FORECAST VENTILATION INDICES FOR SOME CITIES
CLE ELUM 437 (FAIR)
ELLENSBURG 399 (FAIR)
GOLDENDALE 367 (FAIR)
TRI-CITIES 211 (POOR)
WALLA WALLA 74 (POOR)
YAKIMA 489 (FAIR)
BEND 405 (FAIR)
PRINEVILLE 308 (FAIR)
ENTERPRISE 227 (POOR)
HERMISTON 167 (POOR)
JOHN DAY 338 (FAIR)
LA GRANDE 255 (POOR)
MADRAS 267 (POOR)
MEACHAM 94 (POOR)
PENDLETON 177 (POOR)
REDMOND 322 (FAIR)
SENECA 403 (FAIR)
THE DALLES 265 (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/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.
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