FPCN39 CWLW 231400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT FRIDAY 23 JUNE 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 65/GOOD 2000 25 100/GOOD 2885 36 80/GOOD 2640 20 KAMLOOPS 35/FAIR 808 7 70/GOOD 2235 9 60/GOOD 1540 11 OKANAGAN 35/FAIR 988 6 75/GOOD 2368 11 85/GOOD 2631 16 CASTLEGAR 43/FAIR 834 6 85/GOOD 2814 12 75/GOOD 2361 7 CRANBROOK 48/FAIR 1072 11 80/GOOD 3111 14 70/GOOD 2952 11 REVELSTOKE 16/POOR 602 5 75/GOOD 2412 10 65/GOOD 2260 5 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 22 W 35 CRANBROOK W 13 W 37 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 1200 8 90/GOOD 2251 8 100/GOOD 2459 15 100 MILE 45/FAIR 1801 9 90/GOOD 2869 11 100/GOOD 2603 17 WILLIAMS LK 30/POOR 2016 6 90/GOOD 2969 8 100/GOOD 2757 16 PUNTZI MNT 30/POOR 2004 7 100/GOOD 3104 9 100/GOOD 3333 16 PR. GEORGE 25/POOR 1246 6 90/GOOD 2481 14 100/GOOD 2132 11 BURNS LAKE 25/POOR 1521 6 90/GOOD 2533 13 100/GOOD 2577 11 SMITHERS 35/FAIR 1484 4 90/GOOD 2313 12 100/GOOD 2294 9 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 39 W 41 SMITHERS W 31 W 39 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 61/GOOD 650 22 100/GOOD 2416 26 100/GOOD 2682 20 FT STJOHN 64/GOOD 1102 15 100/GOOD 3535 22 100/GOOD 3392 27 WHITEHORSE 43/FAIR 1211 10 100/GOOD 2437 15 91/GOOD 2329 13 DAWSON 36/FAIR 691 8 100/GOOD 2808 15 100/GOOD 3075 13 WATSON LAKE 60/GOOD 835 9 100/GOOD 1685 21 90/GOOD 1831 15 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE W 30 W 30 WATSON LAKE W 41 W 26 WHITEHORSE SW 30 W 30 MAYO SW 22 SW 19 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 32/POOR 294 12 55/GOOD 529 15 55/GOOD 554 10 FRASER VLY 27/POOR 343 8 64/GOOD 1145 13 75/GOOD 1213 16 SRN VRISL 48/FAIR 299 12 55/GOOD 446 16 58/GOOD 478 17 CNTRL VRISL 69/GOOD 436 14 68/GOOD 1109 16 60/GOOD 1129 7 NRN VRISL 70/GOOD 508 13 75/GOOD 1033 29 65/GOOD 784 20 TERRACE 34/FAIR 546 5 80/GOOD 2087 10 65/GOOD 1871 10 STEWART 33/POOR 347 10 61/GOOD 782 20 56/GOOD 646 10 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER NW 11 W 22 W 35 SANDSPIT NW 29 W 30 W 37 PORT HARDY NW 18 NW 24 W 33 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/WJW $$$$^^