FPCN39 CWLW 241500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST FRIDAY 24 MARCH 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 23/POOR 407 13 80/GOOD 1043 9 86/GOOD 1186 9 KAMLOOPS 29/POOR 588 13 100/GOOD 1517 15 100/GOOD 1614 9 OKANAGAN 38/FAIR 902 8 100/GOOD 1605 14 100/GOOD 1705 11 CASTLEGAR 27/POOR 804 5 100/GOOD 1947 9 40/FAIR 1036 3 CRANBROOK 21/POOR 1075 14 100/GOOD 2382 11 100/GOOD 1954 11 REVELSTOKE 19/POOR 727 1 94/GOOD 1564 8 46/FAIR 1000 6 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON W 9. W 24 NW 44 CRANBROOK W 15 W 39 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 22/POOR 683 12 100/GOOD 1780 19 100/GOOD 1782 14 100 MILE 21/POOR 1061 12 100/GOOD 2088 21 74/GOOD 1999 7 WILLIAMS LK 22/POOR 1067 12 100/GOOD 2096 18 85/GOOD 2033 7 PUNTZI MNT 15/POOR 975 15 100/GOOD 2116 11 100/GOOD 2245 11 PR. GEORGE 18/POOR 794 13 100/GOOD 1853 14 100/GOOD 1572 16 BURNS LAKE 28/POOR 872 23 100/GOOD 1508 15 100/GOOD 1738 21 SMITHERS 40/FAIR 779 19 74/GOOD 1060 15 100/GOOD 1507 17 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 52 NW 48 SMITHERS W 28 W 35 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 15/POOR 442 18 100/GOOD 1495 15 100/GOOD 2513 21 FT STJOHN 50/FAIR 972 25 100/GOOD 2299 20 100/GOOD 2450 32 WHITEHORSE 100/GOOD 1236 27 80/GOOD 1098 25 100/GOOD 1488 23 DAWSON 26/POOR 481 28 58/GOOD 693 22 59/GOOD 760 19 WATSON LAKE 28/POOR 863 17 100/GOOD 1553 18 100/GOOD 2118 23 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 20 W 17 WATSON LAKE W 33 SW 22 WHITEHORSE SW 28 SW 24 MAYO SW 13 SW 24 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 41/FAIR 417 11 60/GOOD 685 9 28/POOR 380 5 FRASER VLY 30/POOR 264 11 89/GOOD 1020 6 64/GOOD 1042 10 SRN VRISL 22/POOR 323 3 58/GOOD 643 9 29/POOR 458 3 CNTRL VRISL 27/POOR 300 8 60/GOOD 725 10 46/FAIR 1019 1 NRN VRISL 67/GOOD 374 23 87/GOOD 524 18 79/GOOD 774 13 TERRACE 30/POOR 396 20 62/GOOD 558 16 100/GOOD 1062 17 STEWART 29/POOR 181 20 57/GOOD 786 17 34/FAIR 192 18 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER W 31 W 31 W 30 SANDSPIT W 25 W 30 W 33 PORT HARDY W 20 W 26 W 39 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/GF $$$$^^