FPCN39 CWLW 301430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST THURSDAY 30 NOVEMBER 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 30/POOR 402 23 42/FAIR 452 19 35/FAIR 365 25 KAMLOOPS 18/POOR 424 22 45/FAIR 550 20 29/POOR 476 29 OKANAGAN 29/POOR 587 23 39/FAIR 654 27 50/FAIR 639 33 CASTLEGAR 31/POOR 720 15 25/POOR 718 13 33/POOR 749 17 CRANBROOK 34/FAIR 1131 23 50/FAIR 1258 20 35/FAIR 1243 16 REVELSTOKE 31/POOR 660 17 26/POOR 738 13 12/POOR 454 20 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON S 9. S 20 SW 37 CRANBROOK SW 13 W 39 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 18/POOR 618 16 22/POOR 655 30 15/POOR 572 34 100 MILE 24/POOR 1039 25 35/FAIR 1114 31 42/FAIR 1074 36 WILLIAMS LK 18/POOR 1006 19 40/FAIR 1184 32 14/POOR 965 34 PUNTZI MNT 14/POOR 947 12 35/FAIR 1251 23 100/GOOD 1505 38 PR. GEORGE 17/POOR 771 11 15/POOR 740 30 13/POOR 704 38 BURNS LAKE 12/POOR 750 18 12/POOR 727 24 60/GOOD 1000 39 SMITHERS 12/POOR 550 20 13/POOR 550 23 60/GOOD 1000 33 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 44 SW 35 SMITHERS S 43 S 61 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 420 20 18/POOR 439 32 13/POOR 411 14 FT STJOHN 14/POOR 755 12 43/FAIR 1004 18 13/POOR 714 34 WHITEHORSE 14/POOR 740 25 14/POOR 746 21 13/POOR 730 16 DAWSON 12/POOR 392 33 12/POOR 377 9 18/POOR 426 27 WATSON LAKE 13/POOR 713 21 14/POOR 767 12 13/POOR 723 28 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 22 S 33 WATSON LAKE S 31 SW 48 WHITEHORSE S 19 SW 24 MAYO S 22 SW 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 33/POOR 122 44 14/POOR 21 41 12/POOR 12 28 FRASER VLY 35/FAIR 219 32 13/POOR 76 28 12/POOR 66 31 SRN VRISL 20/POOR 72 32 13/POOR 35 33 13/POOR 34 17 CNTRL VRISL 32/POOR 164 31 17/POOR 95 29 12/POOR 43 15 NRN VRISL 36/FAIR 160 37 14/POOR 41 45 14/POOR 37 35 TERRACE 46/FAIR 488 19 13/POOR 258 19 13/POOR 245 28 STEWART 52/FAIR 306 21 13/POOR 38 20 14/POOR 49 21 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 42 S 50 SW 52 SANDSPIT SE 72 S 70 S 70 PORT HARDY S 72 S 91 S 89 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/JDG