FPCN39 CWLW 041430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST FRIDAY 4 JANUARY 2002 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF LOCAL MOUNTAINS OR HILLS. 04-January-2002 SOUTHERN INTERIOR TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M FRASER CANYON 26/POOR 20 390 20/POOR 10 427 16/POOR 20 294 KAMLOOPS 13/POOR 22 377 42/FAIR 15 985 12/POOR 20 374 OKANAGAN 19/POOR 18 565 44/FAIR 16 1092 37/FAIR 25 685 CASTLEGAR 18/POOR 13 627 25/POOR 8 873 11/POOR 14 521 CRANBROOK 13/POOR 23 970 40/FAIR 18 1298 20/POOR 13 1096 REVELSTOKE 15/POOR 15 522 23/POOR 10 704 11/POOR 16 469 GOLDEN 14/POOR 19 832 36/FAIR 13 1204 11/POOR 15 810 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 39 NW 35 CRANBROOK W 44 NW 50 CENTRAL INTERIOR TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M QUESNEL 13/POOR 14 592 26/POOR 20 704 12/POOR 32 563 100 MILE 11/POOR 13 966 22/POOR 20 1064 11/POOR 29 955 WILLIAMS LAKE 10/POOR 8 968 22/POOR 16 1090 13/POOR 29 964 PUNTZI MTN 10/POOR 15 926 14/POOR 15 965 15/POOR 23 954 PRINCE GEORGE 15/POOR 24 735 21/POOR 18 813 16/POOR 31 733 BURNS LAKE 12/POOR 23 742 40/FAIR 17 1252 11/POOR 25 731 SMITHERS 12/POOR 18 550 16/POOR 18 592 10/POOR 22 535 MCBRIDE 41/FAIR 17 1129 11/POOR 11 763 31/POOR 22 933 CLEARWATER 14/POOR 16 449 29/POOR 13 698 11/POOR 20 416 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 52 W 41 SMITHERS SW 54 W 54 NORTHERN BC/YUKON TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M FORT NELSON 12/POOR 33 396 10/POOR 21 394 15/POOR 26 421 FT ST JOHN 13/POOR 37 714 12/POOR 25 718 11/POOR 26 706 WHITEHORSE 13/POOR 30 727 10/POOR 20 715 15/POOR 30 738 DAWSON 15/POOR 14 442 10/POOR 21 379 12/POOR 24 395 WATSON LAKE 9/POOR 5 697 9/POOR 12 694 10/POOR 19 703 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 37 W 46 WATSON LAKE W 43 W 46 WHITEHORSE W 48 W 28 MAYO W 63 W 57 COAST TODAY TOMORROW 7:00 AM 4:00 PM 4:00 PM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M VANCOUVER 15/POOR 17 72 11/POOR 28 17 11/POOR 36 12 FRASER VALLEY 12/POOR 17 94 10/POOR 18 69 11/POOR 27 72 SQUAMISH 18/POOR 14 177 10/POOR 14 68 14/POOR 18 100 SRN VAN ISLD 12/POOR 13 66 15/POOR 20 71 14/POOR 23 60 CNTRL VAN ISLD 13/POOR 16 69 25/POOR 20 178 20/POOR 24 114 NRN VAN ISLD 14/POOR 28 53 11/POOR 43 30 11/POOR 44 30 TERRACE 18/POOR 17 312 10/POOR 17 225 10/POOR 24 225 STEWART 11/POOR 13 38 13/POOR 21 38 10/POOR 23 15 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 11 SW 19 W 33 SANDSPIT S 44 SW 37 SW 39 PORT HARDY S 48 S 46 S 43 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/