FPCN39 CWLW 081500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST SATURDAY 8 JANUARY 2000 FOR TODAY. VENTILATION INDICES AND MIXING HEIGHTS. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/HR. SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. SOUTHERN INTERIOR *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) FRSR CANYON 100/GOOD 909 26 100/GOOD 1519 20 72/GOOD 467 20 KAMLOOPS 23/POOR 453 24 100/GOOD 1589 29 70/GOOR 512 30 OKANAGAN 48/FAIR 649 28 100/GOOD 1635 30 100/GOOD 1208 28 CASTLEGAR 52/FAIR 821 21 100/GOOD 1530 23 57/GOOD 798 24 CRANBROOK 36/FAIR 1148 22 100/GOOD 2180 26 100/GOOD 1376 31 REVELSTOKE 46/FAIR 740 18 100/GOOD 1576 20 73/GOOD 781 23 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON SW 9. SW 28 W 70 CRANBROOK SW 24 SW 72 CENTRAL INTERIOR *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) QUESNEL 35/FAIR 710 32 100/GOOD 1336 24 100/GOOD 1690 31 100 MILE 35/FAIR 1085 31 100/GOOD 1653 30 100/GOOD 2328 28 WILLIAMS LK 23/POOR 1043 31 100/GOOD 1885 25 100/GOOD 1984 28 PUNTZI MNT 71/GOOD 1215 33 100/GOOD 1919 26 70/GOOD 1227 24 PR. GEORGE 69/GOOD 976 37 100/GOOD 1330 34 64/GOOD 939 32 BURNS LAKE 100/GOOD 1881 31 100/GOOD 1791 34 100/GOOD 1233 17 SMITHERS 100/GOOD 1854 27 100/GOOD 1586 28 100/GOOD 1302 13 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 44 W 57 SMITHERS SW 44 SW 59 NORTHERN BC/YUKON *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) FT NLSN 14/POOR 427 9 44/FAIR 665 15 38/FAIR 711 14 FT STJOHN 16/POOR 717 29 100/GOOD 1018 52 20/POOR 805 24 WHITEHORSE 16/POOR 651 23 13/POOR 718 25 12/POOR 714 22 DAWSON 18/POOR 427 24 14/POOR 405 27 14/POOR 406 11 WATSON LAKE 21/POOR 817 21 12/POOR 701 32 13/POOR 749 18 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 31 SW 65 WATSON LAKE S 24 SW 35 WHITEHORSE S 26 S 48 MAYO SE 28 S 31 COAST *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) VANCOUVER 100/GOOD 444 34 100/GOOD 1239 37 100/GOOD 956 45 FRASER VLY 64/GOOD 359 33 100/GOOD 1317 29 100/GOOD 977 29 SRN VRISL 100/GOOD 711 36 100/GOOD 1100 31 100/GOOD 944 36 CNTRL VRISL 100/GOOD 532 31 100/GOOD 1040 28 100/GOOD 951 36 NRN VRISL 100/GOOD 522 40 100/GOOD 1244 27 100/GOOD 440 38 TERRACE 100/GOOD 1051 23 100/GOOD 1456 20 100/GOOD 514 12 STEWART 100/GOOD 948 24 100/GOOD 1244 20 100/GOOD 959 14 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SW 42 W 57 W 56 SANDSPIT W 74 W 72 W 59 PORT HARDY W 50 W 59 W 50 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/JDG $$$$^^