FPCN39 CWLW 071500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST FRIDAY 7 JANUARY 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 71/GOOD 556 40 70/GOOD 467 25 87/GOOD 656 24 KAMLOOPS 22/POOR 449 10 37/FAIR 415 27 38/FAIR 540 35 OKANAGAN 26/POOR 564 13 45/FAIR 597 30 23/POOR 530 31 CASTLEGAR 42/FAIR 819 13 42/FAIR 796 18 19/POOR 595 23 CRANBROOK 32/POOR 1111 22 50/FAIR 1216 24 86/GOOD 1365 27 REVELSTOKE 48/FAIR 762 17 13/POOR 479 18 12/POOR 468 21 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON W 12 W 39 W 74 CRANBROOK W 24 W 70 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 19/POOR 613 28 13/POOR 564 32 51/FAIR 763 30 100 MILE 21/POOR 1025 29 14/POOR 964 32 23/POOR 1044 33 WILLIAMS LK 16/POOR 992 23 13/POOR 961 30 100/GOOD 1318 30 PUNTZI MNT 59/GOOD 1117 37 61/GOOD 1135 38 100/GOOD 1463 29 PR. GEORGE 16/POOR 733 33 13/POOR 704 34 15/POOR 725 35 BURNS LAKE 14/POOR 747 33 13/POOR 734 28 14/POOR 747 34 SMITHERS 18/POOR 590 28 12/POOR 533 25 15/POOR 557 24 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE SW 63 W 83 SMITHERS SW 59 SW 80 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 13/POOR 433 12 14/POOR 529 11 28/POOR 633 16 FT STJOHN 12/POOR 708 47 13/POOR 704 23 12/POOR 705 45 WHITEHORSE 12/POOR 717 25 12/POOR 712 27 12/POOR 710 29 DAWSON 12/POOR 387 18 12/POOR 379 17 12/POOR 379 20 WATSON LAKE 12/POOR 697 7 12/POOR 693 13 12/POOR 695 27 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 31 SW 63 WATSON LAKE SW 43 W 57 WHITEHORSE SW 37 SW 61 MAYO SE 15 SW 33 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 24/POOR 153 17 15/POOR 27 44 14/POOR 22 49 FRASER VLY 16/POOR 119 21 15/POOR 99 32 17/POOR 113 37 SRN VRISL 26/POOR 134 19 16/POOR 45 32 20/POOR 69 39 CNTRL VRISL 19/POOR 131 14 22/POOR 111 32 13/POOR 46 37 NRN VRISL 26/POOR 131 28 13/POOR 36 29 50/FAIR 220 38 TERRACE 29/POOR 380 22 12/POOR 235 22 27/POOR 385 21 STEWART 31/POOR 194 21 12/POOR 35 20 33/POOR 205 19 FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER SW 42 W 54 W 63 SANDSPIT SW 57 SW 69 SW 72 PORT HARDY SW 53 SW 61 SW 67 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/ $$$$^^