FPCN39 CWLW 181400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 18 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 35/FAIR 489 15 100/GOOD 2114 10 88/GOOD 2176 6 KAMLOOPS 28/POOR 561 12 100/GOOD 2634 6 86/GOOD 2303 3 OKANAGAN 53/FAIR 767 19 100/GOOD 2687 8 90/GOOD 2732 0 CASTLEGAR 25/POOR 646 16 100/GOOD 2735 11 100/GOOD 2708 7 CRANBROOK 15/POOR 1036 6 100/GOOD 3691 16 100/GOOD 3081 11 REVELSTOKE 13/POOR 509 7 100/GOOD 2578 10 76/GOOD 2028 5 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 0 0 W 19 CRANBROOK 0 0 SW 20 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 12/POOR 578 3 100/GOOD 2496 7 100/GOOD 2216 6 100 MILE 14/POOR 1012 6 100/GOOD 3128 12 70/GOOD 2763 1 WILLIAMS LK 13/POOR 1014 2 100/GOOD 3014 9 87/GOOD 2610 4 PUNTZI MNT 29/POOR 1100 18 100/GOOD 2829 7 100/GOOD 2970 8 PR. GEORGE 12/POOR 723 1 100/GOOD 2276 9 100/GOOD 2239 11 BURNS LAKE 33/POOR 937 18 100/GOOD 2012 12 100/GOOD 2194 14 SMITHERS 67/GOOD 1116 12 100/GOOD 1539 12 85/GOOD 1282 11 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE N 9 NW 15 SMITHERS SE 15 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 23/POOR 509 21 100/GOOD 2044 9 100/GOOD 2017 10 FT STJOHN 20/POOR 805 19 100/GOOD 2730 15 100/GOOD 2572 25 WHITEHORSE 100/GOOD 1567 18 100/GOOD 2177 16 100/GOOD 2436 13 DAWSON 28/POOR 574 14 100/GOOD 2720 13 63/GOOD 2166 6 WATSON LAKE 51/FAIR 1066 15 100/GOOD 2109 13 100/GOOD 2252 15 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 11 SW 11 WATSON LAKE SW 13 SW 13 WHITEHORSE SW 28 SW 26 MAYO S 37 S 31 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 22/POOR 184 9 26/POOR 301 5 29/POOR 335 8 FRASER VLY 30/POOR 270 19 53/FAIR 748 11 50/FAIR 793 11 SRN VRISL 26/POOR 192 18 25/POOR 283 7 24/POOR 294 4 CNTRL VRISL 20/POOR 159 13 34/FAIR 821 3 42/FAIR 814 3 NRN VRISL 39/FAIR 356 15 56/GOOD 630 17 56/GOOD 632 19 TERRACE 58/GOOD 813 10 100/GOOD 1291 12 43/FAIR 639 9 STEWART 38/FAIR 459 7 66/GOOD 616 10 24/POOR 246 10 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER 0 0 0 0 W 13 SANDSPIT N 16 N 15 NW 22 PORT HARDY N 27 N 9 NW 9 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/KAL $$$$^^