FPCN39 CWLW 241330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 24 OCTOBER 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 13/POOR 283 11 14/POOR 371 3 39/FAIR 740 4 KAMLOOPS 19/POOR 477 10 23/POOR 659 7 28/POOR 850 7 OKANAGAN 31/POOR 606 21 31/POOR 689 8 38/FAIR 1034 5 CASTLEGAR 13/POOR 543 4 26/POOR 864 2 49/FAIR 1093 7 CRANBROOK 13/POOR 977 14 16/POOR 1201 8 48/FAIR 1236 8 REVELSTOKE 18/POOR 548 15 24/POOR 733 10 44/FAIR 1027 8 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 S 26 SW 31 CRANBROOK 0 0 W 17 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 19/POOR 659 19 19/POOR 762 6 22/POOR 1022 1 100 MILE 29/POOR 1106 22 29/POOR 1315 10 28/POOR 1337 8 WILLIAMS LK 20/POOR 1037 20 22/POOR 1299 10 25/POOR 1480 5 PUNTZI MNT 15/POOR 988 10 15/POOR 1104 7 23/POOR 1364 3 PR. GEORGE 35/FAIR 1022 10 14/POOR 750 13 22/POOR 962 4 BURNS LAKE 54/FAIR 1146 13 80/GOOD 1394 15 48/FAIR 1244 8 SMITHERS 35/FAIR 844 9 83/GOOD 1338 10 60/GOOD 1128 11 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 69 W 87 SMITHERS SW 41 SW 50 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 13/POOR 409 26 93/GOOD 897 22 48/FAIR 824 23 FT STJOHN 24/POOR 883 14 37/FAIR 1167 6 72/GOOD 1598 15 WHITEHORSE 15/POOR 747 30 59/GOOD 1051 17 36/FAIR 874 24 DAWSON 50/FAIR 724 21 43/FAIR 678 10 16/POOR 416 27 WATSON LAKE 16/POOR 742 25 100/GOOD 1207 23 24/POOR 935 15 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 41 SW 63 WATSON LAKE SW 54 W 61 WHITEHORSE S 43 SW 61 MAYO S 35 S 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 16/POOR 52 24 25/POOR 189 10 19/POOR 156 9 FRASER VLY 16/POOR 124 18 35/FAIR 416 6 24/POOR 411 10 SRN VRISL 14/POOR 61 14 14/POOR 92 4 16/POOR 110 12 CNTRL VRISL 13/POOR 65 19 18/POOR 228 3 19/POOR 272 7 NRN VRISL 15/POOR 84 8 15/POOR 109 7 15/POOR 124 6 TERRACE 27/POOR 425 12 83/GOOD 936 12 32/POOR 669 6 STEWART 13/POOR 62 6 67/GOOD 837 12 14/POOR 75 12 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 22 S 30 SW 43 SANDSPIT SW 31 SW 37 SW 46 PORT HARDY S 77 S 85 SW 78 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/GF