FPCN39 CWLW 161500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST TUESDAY 16 NOVEMBER 1999 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 18/POOR 306 11 44/FAIR 465 13 49/FAIR 437 17 KAMLOOPS 33/POOR 428 13 48/FAIR 509 23 61/FAIR 505 18 OKANAGAN 30/POOR 478 12 43/FAIR 563 21 64/FAIR 710 14 CASTLEGAR 29/POOR 503 6 38/FAIR 928 16 44/FAIR 745 18 CRANBROOK 21/POOR 1098 12 29/POOR 1190 7 29/POOR 1274 12 REVELSTOKE 22/POOR 552 12 31/POOR 496 16 26/POOR 550 15 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 S 19 S 30 CRANBROOK S 17 S 43 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 28/POOR 676 15 62/GOOD 1380 33 47/FAIR 812 14 100 MILE 42/FAIR 1048 20 59/GOOD 1207 32 100/GOOD 1749 11 WILLIAMS LK 48/GOOD 1026 34 78/GOOD 1420 30 68/GOOD 1418 11 PUNTZI MNT 50/FAIR 978 20 64/GOOD 1313 29 85/GOOD 1600 15 PR. GEORGE 37/FAIR 721 18 69/GOOD 1205 28 52/FAIR 796 14 BURNS LAKE 19/POOR 756 14 56/GOOD 1235 20 49/FAIR 876 18 SMITHERS 16/POOR 548 31 48/FAIR 935 17 42/FAIR 827 14 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE S 54 S 59 SMITHERS S 41 S 56 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 439 12 24/POOR 526 14 22/POOR 567 13 FT STJOHN 27/POOR 691 17 28/POOR 1043 12 15/POOR 758 18 WHITEHORSE 37/FAIR 743 31 46/FAIR 1047 35 13/POOR 727 23 DAWSON 20/POOR 219 34 18/POOR 371 39 13/POOR 383 21 WATSON LAKE 19/POOR 813 33 49/FAIR 983 31 26/POOR 1058 3 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SE 20 S 48 WATSON LAKE E 43 SE 35 WHITEHORSE E 37 E 48 MAYO E 39 E 20 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 40/FAIR 68 37 52/FAIR 96 30 59/GOOD 178 0 FRASER VLY 43/FAIR 81 29 42/FAIR 131 17 54/GOOD 271 10 SRN VRISL 45/FAIR 72 33 52/FAIR 193 20 39/FAIR 211 6 CNTRL VRISL 27/POOR 114 32 22/POOR 184 16 52/FAIR 625 2 NRN VRISL 18/POOR 85 32 32/POOR 103 22 42/FAIR 707 8 TERRACE 24/POOR 245 27 29/POOR 288 19 55/POOR 322 7 STEWART 33/POOR 207 27 25/POOR 231 21 48/POOR 247 10 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER S 27 S 43 S 54 SANDSPIT S 79 S 85 S 100 PORT HARDY S 64 S 85 S 83 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/JEM $$$$^^