FPCN39 CWLW 271500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST MONDAY 27 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 41/FAIR 462 21 89/GOOD 805 16 100/GOOD 1890 12 KAMLOOPS 31/POOR 551 18 100/GOOD 995 19 100/GOOD 1913 9 OKANAGAN 52/FAIR 696 23 100/GOOD 1572 13 100/GOOD 2401 16 CASTLEGAR 22/POOR 674 10 100/GOOD 1870 14 100/GOOD 2520 13 CRANBROOK 16/POOR 1036 7 100/GOOD 2044 15 100/GOOD 2692 19 REVELSTOKE 20/POOR 572 16 64/GOOD 1018 8 100/GOOD 1637 10 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 W 11 W 22 CRANBROOK NW 13 W 28 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 86/GOOD 957 25 100/GOOD 1561 22 100/GOOD 2110 12 100 MILE 95/GOOD 1401 25 100/GOOD 2085 24 100/GOOD 2429 16 WILLIAMS LK 80/GOOD 1326 27 100/GOOD 2045 21 100/GOOD 2721 12 PUNTZI MNT 17/POOR 971 19 100/GOOD 2489 21 100/GOOD 2548 16 PR. GEORGE 80/GOOD 1089 24 100/GOOD 1726 18 100/GOOD 2268 18 BURNS LAKE 41/FAIR 928 24 100/GOOD 1983 21 100/GOOD 2303 20 SMITHERS 32/POOR 708 23 100/GOOD 1612 15 100/GOOD 1858 17 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 39 W 37 SMITHERS SW 63 SW 83 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 20/POOR 465 22 100/GOOD 1672 18 100/GOOD 2315 28 FT STJOHN 39/FAIR 891 27 100/GOOD 2477 27 100/GOOD 3115 32 WHITEHORSE 36/FAIR 874 22 100/GOOD 1271 21 100/GOOD 1560 23 DAWSON 19/POOR 442 28 43/FAIR 628 19 52/FAIR 793 17 WATSON LAKE 19/POOR 769 21 100/GOOD 2267 20 100/GOOD 2785 30 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 46 SW 94 WATSON LAKE S 41 SW 52 WHITEHORSE S 43 S 80 MAYO SE 39 S 37 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 97/GOOD 438 18 27/POOR 157 21 100/GOOD 1008 23 FRASER VLY 67/GOOD 421 18 29/POOR 229 19 100/GOOD 1252 19 SRN VRISL 65/GOOD 455 15 95/GOOD 503 22 100/GOOD 1126 17 CNTRL VRISL 100/GOOD 581 22 100/GOOD 1125 17 100/GOOD 1142 13 NRN VRISL 84/GOOD 600 25 84/FAIR 700 19 87/GOOD 886 12 TERRACE 31/POOR 435 18 62/GOOD 623 17 82/GOOD 1049 9 STEWART 18/POOR 106 15 22/POOR 112 17 59/GOOD 487 10 FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SE 12 SW 13 W 20 SANDSPIT S 90 SW 98 SW104 PORT HARDY S 50 S 52 SW 43 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/WJW $$$$^^