FPCN39 CWLW 291400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT FRIDAY 29 SEPTEMBER 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 878 17 100/GOOD 1191 22 100/GOOD 1932 20 KAMLOOPS 30/POOR 1026 15 54/FAIR 1200 21 100/GOOD 2509 16 OKANAGAN 30/POOR 619 13 54/FAIR 1200 21 100/GOOD 2459 25 CASTLEGAR 14/POOR 554 9 50/FAIR 939 12 100/GOOD 2000 18 CRANBROOK 22/POOR 1076 11 54/FAIR 1863 21 100/GOOD 2054 24 REVELSTOKE 25/POOR 625 10 29/POOR 679 14 76/GOOD 839 16 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SW 28 SW 41 CRANBROOK W 11 W 37 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 50/FAIR 826 23 100/GOOD 1759 23 100/GOOD 2619 19 100 MILE 77/GOOD 1360 22 100/GOOD 2435 25 100/GOOD 2191 16 WILLIAMS LK 35/FAIR 1142 23 100/GOOD 2373 23 100/GOOD 2858 16 PUNTZI MNT 67/GOOD 1197 28 100/GOOD 2378 37 100/GOOD 2677 23 PR. GEORGE 42/FAIR 891 28 100/GOOD 1700 26 100/GOOD 2219 25 BURNS LAKE 45/FAIR 926 27 100/GOOD 1268 32 100/GOOD 1836 29 SMITHERS 100/GOOD 1260 23 100/GOOD 1579 26 100/GOOD 1408 27 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 41 W 43 SMITHERS SW 48 SW 54 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 20/POOR 433 6 32/POOR 447 12 97/GOOD 1258 6 FT STJOHN 88/GOOD 1085 27 100/GOOD 1393 40 100/GOOD 3080 39 WHITEHORSE 50/GOOD 1066 20 50/FAIR 1066 20 100/GOOD 1935 13 DAWSON 53/FAIR 806 13 40/FAIR 651 14 47/FAIR 814 10 WATSON LAKE 49/FAIR 1043 17 100/GOOD 1808 18 100/GOOD 2119 15 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 46 SW 87 WATSON LAKE SW 41 SW 52 WHITEHORSE S 26 SW 48 MAYO E 20 S 28 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 44/FAIR 364 28 44/FAIR 216 27 73/GOOD 514 18 FRASER VLY 44/FAIR 342 23 48/FAIR 359 22 100/GOOD 1110 15 SRN VRISL 44/FAIR 344 18 44/FAIR 277 25 35/FAIR 272 10 CNTRL VRISL 80/GOOD 522 17 100/GOOD 742 21 87/GOOD 935 9 NRN VRISL 14/POOR 64 17 55/GOOD 333 23 91/GOOD 933 11 TERRACE 100/GOOD 860 21 83/GOOD 667 22 66/GOOD 646 18 STEWART 100/GOOD 730 20 61/GOOD 370 23 45/FAIR 273 20 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SW 12 SW 30 SW 43 SANDSPIT SW 42 SW 44 SW 48 PORT HARDY SW 35 SW 35 W 44 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/JDG $$$$^^