FPCN39 CWLW 241400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PDT WEDNESDAY 24 MAY 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 38/FAIR 533 13 100/GOOD 2506 13 100/GOOD 1936 10 KAMLOOPS 47/FAIR 695 16 100/GOOD 3065 15 100/GOOD 2025 6 OKANAGAN 28/POOR 633 14 100/GOOD 3057 19 100/GOOD 2105 7 CASTLEGAR 30/POOR 714 16 100/GOOD 2911 17 100/GOOD 2855 10 CRANBROOK 34/FAIR 1353 11 100/GOOD 3478 23 100/GOOD 3114 10 REVELSTOKE 20/POOR 581 12 100/GOOD 2698 16 100/GOOD 2451 9 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON NW 11 NW 28 NW 39 CRANBROOK W 15 W 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 30/POOR 757 11 100/GOOD 2426 14 100/GOOD 2668 7 100 MILE 43/FAIR 1251 14 100/GOOD 3377 20 100/GOOD 2883 9 WILLIAMS LK 31/POOR 1162 14 100/GOOD 3236 14 100/GOOD 2893 7 PUNTZI MNT 100/GOOD 1937 18 100/GOOD 3269 19 100/GOOD 3171 14 PR. GEORGE 53/FAIR 1407 7 100/GOOD 2279 14 100/GOOD 2949 13 BURNS LAKE 100/GOOD 1565 17 100/GOOD 2670 19 100/GOOD 3187 15 SMITHERS 100/GOOD 1359 15 100/GOOD 2436 17 100/GOOD 2871 13 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 41 W 35 SMITHERS W 26 W 31 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 100/GOOD 906 30 100/GOOD 2992 19 100/GOOD 1689 9 FT STJOHN 89/GOOD 1254 21 100/GOOD 3841 12 98/GOOD 2836 9 WHITEHORSE 100/GOOD 1592 18 100/GOOD 2426 17 100/GOOD 3003 15 DAWSON 43/FAIR 1207 9 100/GOOD 2761 11 100/GOOD 2885 15 WATSON LAKE 100/GOOD 1474 23 100/GOOD 3465 17 100/GOOD 1881 5 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 26 W 26 WATSON LAKE W 44 W 37 WHITEHORSE SW 39 SW 52 MAYO S 22 S 9 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 45/FAIR 223 15 74/GOOD 527 25 50/FAIR 537 5 FRASER VLY 12/POOR 107 6 100/GOOD 1228 16 99/GOOD 1206 12 SRN VRISL 30/POOR 179 24 72/GOOD 1079 2 39/FAIR 444 6 CNTRL VRISL 72/GOOD 420 27 100/GOOD 1129 13 63/GOOD 1127 0 NRN VRISL 100/GOOD 698 22 100/GOOD 1252 30 100/GOOD 994 27 TERRACE 95/GOOD 1181 11 100/GOOD 1577 10 100/GOOD 2495 7 STEWART 39/FAIR 416 8 94/GOOD 1018 9 68/GOOD 855 9 FORECAST UPPER WINDS FOR WEDNESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER NW 20 NW 24 NW 44 SANDSPIT W 16 W 19 W 31 PORT HARDY NW 18 NW 22 NW 41 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/GF $$$$^^