FPCN39 CWLW 111400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 11 JULY 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 61/GOOD 784 13 100/GOOD 1811 12 100/GOOD 1822 14 KAMLOOPS 77/GOOD 882 18 100/GOOD 2181 11 100/GOOD 2241 16 OKANAGAN 57/GOOD 923 14 100/GOOD 2361 11 100/GOOD 2556 14 CASTLEGAR 18/POOR 615 10 100/GOOD 2211 12 100/GOOD 2399 10 CRANBROOK 79/GOOD 1140 14 100/GOOD 2707 17 100/GOOD 2776 13 REVELSTOKE 66/GOOD 1023 11 100/GOOD 2184 11 100/GOOD 2360 10 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 19 W 20 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 100/GOOD 1292 18 100/GOOD 2127 7 100/GOOD 2417 14 100 MILE 98/GOOD 1600 21 97/GOOD 2584 5 100/GOOD 2832 19 WILLIAMS LK 100/GOOD 1741 16 100/GOOD 2603 5 100/GOOD 2833 13 PUNTZI MNT 99/GOOD 1836 10 100/GOOD 2784 8 100/GOOD 2802 15 PR. GEORGE 100/GOOD 1386 22 100/GOOD 2346 13 100/GOOD 2588 10 BURNS LAKE 100/GOOD 1936 20 100/GOOD 2593 13 100/GOOD 2075 11 SMITHERS 100/GOOD 1628 15 100/GOOD 2226 12 96/GOOD 1656 9 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE NW 9 N 9 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 64/GOOD 418 10 79/GOOD 753 5 100/GOOD 2095 5 FT STJOHN 83/GOOD 908 19 100/GOOD 2557 28 100/GOOD 2547 11 WHITEHORSE 62/GOOD 1278 15 100/GOOD 2157 18 100/GOOD 2234 16 DAWSON 24/POOR 574 3 43/FAIR 967 11 100/GOOD 2587 11 WATSON LAKE 51/FAIR 781 28 59/GOOD 1292 11 100/GOOD 2514 8 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 11 S 20 WATSON LAKE 0 0 S 19 WHITEHORSE SW 19 S 22 MAYO S 24 S 20 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 71/GOOD 313 4 86/GOOD 520 9 88/GOOD 466 9 FRASER VLY 72/GOOD 401 7 63/GOOD 1039 10 77/GOOD 1030 11 SRN VRISL 76/GOOD 287 17 77/GOOD 370 4 89/GOOD 416 13 CNTRL VRISL 89/GOOD 393 17 79/GOOD 899 1 59/GOOD 1052 4 NRN VRISL 82/GOOD 668 17 91/GOOD 958 19 78/GOOD 1124 12 TERRACE 79/GOOD 1234 8 100/GOOD 1778 9 85/GOOD 686 7 STEWART 74/GOOD 750 10 78/GOOD 952 8 75/GOOD 482 4 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER W 18 W 24 NW 28 SANDSPIT NW 25 W 15 SW 19 PORT HARDY NW 25 NW 20 NW 22 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^