FPCN39 CWLW 121500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST FRIDAY 12 NOVEMBER 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 20/POOR 700 07 45/FAIR 1200 13 19/POOR 341 17 KAMLOOPS 21/POOR 700 05 59/FAIR 1150 17 30/POOR 574 14 OKANAGAN 21/POOR 700 25 46/FAIR 1150 20 16/POOR 482 27 CASTLEGAR 23/POOR 804 11 30/POOR 1000 22 17/POOR 628 12 CRANBROOK 22/POOR 1195 38 47/POOR 1300 31 36/FAIR 1301 10 REVELSTOKE 17/POOR 800 08 30/POOR 908 19 66/GOOD 973 13 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON S 14 S 35 SW 85 CRANBROOK SW 22 SW 69 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 21/POOR 820 06 76/GOOD 1121 16 98/GOOD 1067 24 100 MILE 20/POOR 912 03 44/FAIR 1200 18 79/GOOD 1407 22 WILLIAMS LK 17/POOR 1018 06 48/FAIR 1265 17 74/GOOD 1390 21 PUNTZI MNT 26/POOR 1058 02 80/GOOD 1899 12 46/FAIR 1090 13 PR. GEORGE 13/POOR 713 05 50/FAIR 965 18 93/GOOD 1217 22 BURNS LAKE 16/POOR 963 06 55/GOOD 1214 8 47/FAIR 1063 21 SMITHERS 16/POOR 822 14 55/GOOD 1114 8 45/FAIR 1100 23 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 26 S 33 SMITHERS 0 0 S 19 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 16/POOR 439 18 13/POOR 417 22 14/POOR 444 15 FT STJOHN 17/POOR 747 19 27/POOR 849 21 16/POOR 775 25 WHITEHORSE 13/POOR 731 21 18/POOR 764 25 13/POOR 714 33 DAWSON 18/POOR 449 18 12/POOR 382 25 14/POOR 394 36 WATSON LAKE 12/POOR 707 4 12/POOR 707 13 13/POOR 706 28 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE S 20 SW 31 WATSON LAKE SW 30 SW 37 WHITEHORSE SW 31 SW 50 MAYO S 19 SW 30 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 25/POOR 231 20 66/GOOD 500 13 13/POOR 20 23 FRASER VLY 54/FAIR 683 22 56/GOOD 500 9 12/POOR 76 22 SRN VRISL 44/FAIR 290 21 56/GOOD 544 9 12/POOR 39 9 CNTRL VRISL 49/FAIR 398 16 83/GOOD 787 9 13/POOR 67 18 NRN VRISL 45/FAIR 396 15 79/GOOD 676 5 21/POOR 82 37 TERRACE 12/POOR 247 5 42/FAIR 849 9 20/POOR 312 19 STEWART 12/POOR 44 8 37/FAIR 253 9 12/POOR 33 23 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 51 S 74 S 78 SANDSPIT W 9. W 9 SW 11 PORT HARDY E 12 SE 19 S 24 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MWSO $$$$^^