FPCN39 CWLW 061500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST MONDAY 6 DECEMBER 1999 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 45/FAIR 495 23 66/GOOD 1254 19 49/FAIR 865 15 KAMLOOPS 27/POOR 484 23 77/GOOD 1205 24 41/FAIR 994 15 OKANAGAN 74/GOOD 688 36 83/GOOD 1245 24 40/FAIR 960 11 CASTLEGAR 80/GOOD 892 25 63/GOOD 1145 18 37/FAIR 957 12 CRANBROOK 50/FAIR 1188 27 44/FAIR 1245 27 22/POOR 1100 15 REVELSTOKE 44/FAIR 702 21 56/GOOD 1181 16 26/POOR 750 12 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON SW 25 SW 26 SW 57 CRANBROOK W 19 W 54 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 13/POOR 566 26 55/GOOD 1127 18 56/GOOD 920 18 100 MILE 13/POOR 968 30 63/GOOD 1237 18 45/FAIR 1100 23 WILLIAMS LK 13/POOR 964 27 35/FAIR 1231 18 36/FAIR 1180 23 PUNTZI MNT 14/POOR 941 31 100/GOOD 1579 22 80/GOOD 1759 20 PR. GEORGE 13/POOR 718 34 59/GOOD 1206 24 53/FAIR 1032 22 BURNS LAKE 17/POOR 770 31 59/GOOD 996 25 92/GOOD 1194 28 SMITHERS 21/POOR 611 26 39/FAIR 863 20 68/GOOD 914 24 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 50 SW 54 SMITHERS S 52 SW 91 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 12/POOR 405 8 27/POOR 571 17 16/POOR 529 7 FT STJOHN 22/POOR 803 24 71/GOOD 1100 39 38/FAIR 917 25 WHITEHORSE 22/POOR 962 10 27/POOR 750 20 13/POOR 732 26 DAWSON 12/POOR 376 7 12/POOR 371 10 17/POOR 460 12 WATSON LAKE 13/POOR 709 21 12/POOR 701 19 12/POOR 700 5 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 24 S 50 WATSON LAKE SW 22 SW 35 WHITEHORSE SE 20 S 26 MAYO 0 0 W 17 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 58/GOOD 354 25 31/POOR 350 16 87/GOOD 601 28 FRASER VLY 75/GOOD 665 33 49/FAIR 537 19 45/FAIR 549 16 SRN VRISL 100/GOOD 525 25 63/GOOD 500 29 42/FAIR 315 17 CNTRL VRISL 85/GOOD 495 25 42/FAIR 350 24 98/GOOD 697 17 NRN VRISL 46/FAIR 301 27 47/FAIR 390 21 94/GOOD 510 20 TERRACE 36/FAIR 452 20 39/FAIR 556 17 49/POOR 456 37 STEWART 26/POOR 173 20 37/FAIR 322 18 44/FAIR 300 25 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 40 SW 63 SW 56 SANDSPIT W 64 W 65 W 61 PORT HARDY S 72 S 89 SW 80 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MWSO $$$$^^