FPCN39 CWLW 131500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST SATURDAY 13 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 34/FAIR 579 9 36/FAIR 507 10 50/FAIR 623 15 KAMLOOPS 23/POOR 596 8 50/FAIR 777 10 50/FAIR 747 15 OKANAGAN 19/POOR 629 6 40/FAIR 856 10 45/FAIR 759 20 CASTLEGAR 25/POOR 755 10 30/POOR 795 8 36/FAIR 918 15 CRANBROOK 38/FAIR 1329 17 24/POOR 1107 10 32/POOR 1353 12 REVELSTOKE 28/POOR 772 2 47/FAIR 893 11 34/FAIR 723 17 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON W 12 W 35 W 72 CRANBROOK W 28 W 78 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 14/POOR 593 15 30/POOR 729 12 13/POOR 560 33 100 MILE 22/POOR 1139 9 50/FAIR 1354 13 40/FAIR 1105 33 WILLIAMS LK 14/POOR 992 10 50/FAIR 1383 15 14/POOR 971 34 PUNTZI MNT 22/POOR 1035 17 28/POOR 1156 16 40/FAIR 1077 23 PR. GEORGE 13/POOR 726 14 30/POOR 1077 10 12/POOR 700 28 BURNS LAKE 20/POOR 815 20 31/POOR 931 22 17/POOR 798 22 SMITHERS 18/POOR 604 24 22/POOR 634 23 17/POOR 626 19 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE NW 24 NW 22 SMITHERS 0 0 0 0 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 401 18 13/POOR 435 18 12/POOR 420 7 FT STJOHN 14/POOR 736 14 14/POOR 755 19 26/POOR 821 17 WHITEHORSE 17/POOR 754 30 13/POOR 719 34 12/POOR 717 19 DAWSON 27/POOR 488 28 17/POOR 417 35 16/POOR 421 27 WATSON LAKE 12/POOR 706 20 14/POOR 732 27 12/POOR 704 7 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 30 SW 37 WATSON LAKE W 39 W 43 WHITEHORSE SW 39 SW 54 MAYO S 28 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 226 13 14/POOR 42 24 12/POOR 17 17 FRASER VLY 18/POOR 172 7 13/POOR 89 15 12/POOR 98 16 SRN VRISL 21/POOR 228 8 17/POOR 101 12 12/POOR 62 7 CNTRL VRISL 24/POOR 244 10 27/POOR 239 15 23/POOR 216 14 NRN VRISL 18/POOR 91 23 18/POOR 67 34 13/POOR 33 33 TERRACE 23/POOR 352 19 15/POOR 278 21 16/POOR 301 10 STEWART 45/FAIR 292 15 14/POOR 55 23 13/POOR 62 13 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER W 12 W 20 W 39 SANDSPIT S 35 S 35 S 30 PORT HARDY 0 0 0 0 W 13 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MWSO $$$$^^