FPCN39 CWLW 061400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT THURSDAY 6 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 31/POOR 588 10 100/GOOD 2285 12 100/GOOD 1463 12 KAMLOOPS 19/POOR 484 12 100/GOOD 2572 13 100/GOOD 1809 13 OKANAGAN 16/POOR 517 12 100/GOOD 2287 11 100/GOOD 2335 11 CASTLEGAR 12/POOR 538 8 46/FAIR 1065 8 100/GOOD 2330 12 CRANBROOK 14/POOR 1004 5 78/GOOD 2372 11 100/GOOD 2767 17 REVELSTOKE 14/POOR 508 6 100/GOOD 2239 10 100/GOOD 1643 10 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 SW 9 SW 13 CRANBROOK SW 9 W 26 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 14/POOR 600 5 78/GOOD 1646 10 100/GOOD 1941 10 100 MILE 34/FAIR 1300 13 100/GOOD 2939 11 100/GOOD 2394 8 WILLIAMS LK 27/POOR 1177 11 100/GOOD 2541 14 100/GOOD 2371 9 PUNTZI MNT 27/POOR 1097 15 100/GOOD 2338 13 100/GOOD 2618 14 PR. GEORGE 15/POOR 750 12 100/GOOD 1921 14 100/GOOD 2013 15 BURNS LAKE 73/GOOD 1152 20 100/GOOD 2253 24 100/GOOD 2571 20 SMITHERS 69/GOOD 976 18 100/GOOD 1701 20 100/GOOD 2292 19 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE N 24 N 26 SMITHERS N 9 N 9 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 16/POOR 477 9 100/GOOD 2362 5 100/GOOD 1288 27 FT STJOHN 21/POOR 823 14 100/GOOD 3030 14 100/GOOD 2497 20 WHITEHORSE 100/GOOD 1512 22 100/GOOD 2319 23 100/GOOD 2927 20 DAWSON 100/GOOD 1478 28 100/GOOD 2675 13 100/GOOD 2459 10 WATSON LAKE 25/POOR 820 24 100/GOOD 2523 25 78/GOOD 1474 8 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE E 19 NE 13 WATSON LAKE 0 0 0 0 WHITEHORSE 0 0 0 0 MAYO W 11 NW 11 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 19/POOR 158 11 51/FAIR 583 8 32/POOR 374 8 FRASER VLY 13/POOR 125 4 98/GOOD 1175 13 63/GOOD 990 11 SRN VRISL 24/POOR 206 13 34/FAIR 440 10 27/POOR 387 4 CNTRL VRISL 37/FAIR 390 15 54/FAIR 1149 5 31/POOR 806 1 NRN VRISL 23/POOR 246 10 81/GOOD 788 23 64/GOOD 753 16 TERRACE 33/POOR 576 10 100/GOOD 1294 13 100/GOOD 1752 13 STEWART 38/FAIR 344 12 94/GOOD 773 14 100/GOOD 913 10 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SW 9. 0 0 0 0 SANDSPIT NW 29 NW 17 NW 17 PORT HARDY NW 9. N 13 N 24 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^