FPCN39 CWLW 081400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 8 AUGUST 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 22/POOR 463 8 100/GOOD 1793 10 100/GOOD 1723 16 KAMLOOPS 24/POOR 556 11 100/GOOD 2071 9 100/GOOD 2114 20 OKANAGAN 31/POOR 773 9 93/GOOD 2216 1 100/GOOD 1996 13 CASTLEGAR 24/POOR 699 12 100/GOOD 2445 5 100/GOOD 2211 12 CRANBROOK 25/POOR 1155 13 100/GOOD 2896 13 100/GOOD 2793 18 REVELSTOKE 13/POOR 537 2 100/GOOD 2017 7 100/GOOD 1859 13 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 NW 19 NW 24 CRANBROOK 0 0 NW 15 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 35/FAIR 789 17 100/GOOD 2752 10 100/GOOD 2711 9 100 MILE 28/POOR 1226 9 100/GOOD 3099 6 100/GOOD 3317 6 WILLIAMS LK 23/POOR 1143 10 100/GOOD 3059 8 100/GOOD 3253 7 PUNTZI MNT 52/FAIR 1431 17 100/GOOD 3201 14 100/GOOD 3729 12 PR. GEORGE 29/POOR 950 6 100/GOOD 2741 13 100/GOOD 2810 16 BURNS LAKE 87/GOOD 1537 13 100/GOOD 2661 20 100/GOOD 2452 18 SMITHERS 100/GOOD 1577 9 100/GOOD 2200 18 100/GOOD 2193 16 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 26 W 33 SMITHERS W 30 W 44 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 80/GOOD 989 15 100/GOOD 1435 17 90/GOOD 823 29 FT STJOHN 32/POOR 1166 8 41/FAIR 2113 8 100/GOOD 3163 25 WHITEHORSE 22/POOR 843 17 100/GOOD 1907 24 100/GOOD 1725 17 DAWSON 17/POOR 459 13 100/GOOD 2343 14 100/GOOD 2240 12 WATSON LAKE 74/GOOD 1307 19 100/GOOD 2182 21 100/GOOD 2683 10 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE W 26 NW 33 WATSON LAKE NW 37 NW 30 WHITEHORSE NW 41 N 52 MAYO N 35 N 26 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 18/POOR 158 4 41/FAIR 250 9 41/FAIR 374 7 FRASER VLY 15/POOR 184 2 41/FAIR 687 9 82/GOOD 960 10 SRN VRISL 18/POOR 119 13 24/POOR 285 1 27/POOR 312 5 CNTRL VRISL 35/FAIR 304 17 42/FAIR 662 5 44/FAIR 821 3 NRN VRISL 53/FAIR 349 22 72/GOOD 568 25 100/GOOD 938 33 TERRACE 66/GOOD 936 8 100/GOOD 1558 15 100/GOOD 1636 11 STEWART 58/GOOD 544 8 60/GOOD 566 12 56/GOOD 553 9 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 0 0 N 17 SANDSPIT NW 38 NW 43 W 52 PORT HARDY N 35 N 37 NW 33 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^