FPCN39 CWLW 061430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SATURDAY 6 JANUARY 2001 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 14/POOR 278 17 31/POOR 586 11 49/FAIR 523 20 KAMLOOPS 13/POOR 384 22 19/POOR 670 12 32/POOR 531 26 OKANAGAN 14/POOR 498 19 20/POOR 825 7 33/POOR 585 28 CASTLEGAR 13/POOR 533 15 39/FAIR 1051 3 35/FAIR 750 19 CRANBROOK 16/POOR 1003 23 48/FAIR 1572 11 25/POOR 1213 11 REVELSTOKE 12/POOR 461 17 40/FAIR 1020 6 25/POOR 601 22 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 E 9 0 0 CRANBROOK NW 11 NW 35 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 15/POOR 607 20 22/POOR 718 21 15/POOR 571 39 100 MILE 13/POOR 969 22 29/POOR 1310 19 16/POOR 976 36 WILLIAMS LK 13/POOR 976 22 22/POOR 1142 20 14/POOR 966 34 PUNTZI MNT 13/POOR 945 23 21/POOR 1121 17 15/POOR 955 26 PR. GEORGE 15/POOR 729 26 30/POOR 923 18 13/POOR 708 34 BURNS LAKE 14/POOR 760 23 16/POOR 779 19 20/POOR 789 32 SMITHERS 27/POOR 659 22 12/POOR 545 17 22/POOR 616 29 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 17 W 19 SMITHERS SW 41 SW 33 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 416 4 13/POOR 404 18 12/POOR 394 31 FT STJOHN 14/POOR 726 45 13/POOR 708 29 13/POOR 731 19 WHITEHORSE 15/POOR 750 24 16/POOR 742 37 12/POOR 711 37 DAWSON 35/FAIR 541 11 23/POOR 456 33 13/POOR 379 44 WATSON LAKE 12/POOR 701 31 13/POOR 712 24 12/POOR 701 31 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 54 SW 98 WATSON LAKE SW 57 W 78 WHITEHORSE SW 61 SW 94 MAYO S 48 SW 81 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 26/POOR 144 7 16/POOR 45 28 12/POOR 9 37 FRASER VLY 15/POOR 125 1 22/POOR 197 23 12/POOR 70 23 SRN VRISL 14/POOR 71 7 32/POOR 186 19 13/POOR 34 38 CNTRL VRISL 20/POOR 119 5 48/FAIR 392 16 22/POOR 127 31 NRN VRISL 29/POOR 187 20 20/POOR 78 36 14/POOR 37 45 TERRACE 46/FAIR 529 16 13/POOR 246 16 14/POOR 262 23 STEWART 53/FAIR 344 19 14/POOR 62 19 13/POOR 39 27 FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER E 33 SE 24 SE 15 SANDSPIT S 79 S 76 S 74 PORT HARDY SE 42 S 41 S 37 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/MWSO