FPCN39 CWLW 201430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SUNDAY 20 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. 20-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 23/POOR 27 329 33/POOR 24 429 59/GOOD 17 929 KAMLOOPS 16/POOR 25 396 37/FAIR 29 546 86/GOOD 25 1272 OKANAGAN 25/POOR 31 556 37/FAIR 29 656 78/GOOD 19 1456 CASTLEGAR 14/POOR 19 545 22/POOR 22 608 66/GOOD 16 1381 CRANBROOK 15/POOR 22 989 20/POOR 29 1011 80/GOOD 24 1778 REVELSTOKE 13/POOR 17 483 29/POOR 21 634 14/POOR 18 490 GOLDEN 18/POOR 16 885 21/POOR 21 891 50/FAIR 20 1239 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON S 9 SW 63 W 89 CRANBROOK SW 46 W 70 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 23/POOR 27 645 33/POOR 24 745 31/POOR 8 1097 100 MILE 24/POOR 28 1040 36/FAIR 27 1140 56/GOOD 27 1347 WILLIAMS LAKE 22/POOR 24 1040 34/FAIR 25 1140 47/FAIR 19 1376 PUNTZI MTN 23/POOR 32 992 46/FAIR 27 1210 72/GOOD 23 1624 PRINCE GEORGE 26/POOR 32 791 40/FAIR 24 955 18/POOR 3 1237 BURNS LAKE 17/POOR 25 772 50/FAIR 30 1015 42/FAIR 14 1210 SMITHERS 12/POOR 20 554 51/FAIR 19 1012 45/FAIR 14 1084 MCBRIDE 21/POOR 22 830 33/POOR 17 1011 34/FAIR 13 1124 CLEARWATER 15/POOR 22 446 21/POOR 23 496 56/GOOD 21 914 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 65 W 72 SMITHERS W 54 W 50 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 14/POOR 10 482 15/POOR 11 482 42/FAIR 16 819 FT ST JOHN 18/POOR 17 795 20/POOR 18 813 41/FAIR 14 1182 WHITEHORSE 19/POOR 19 803 29/POOR 20 903 16/POOR 21 765 DAWSON 11/POOR 19 387 10/POOR 21 380 11/POOR 16 387 WATSON LAKE 58/GOOD 18 1322 15/POOR 12 785 18/POOR 5 1013 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 19 0 0 WATSON LAKE 0 0 0 0 WHITEHORSE NE 26 N 17 MAYO N 20 NW 24 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 28/POOR 38 98 48/FAIR 42 202 16/POOR 23 57 FRASER VALLEY 25/POOR 38 138 27/POOR 35 158 15/POOR 26 97 SQUAMISH 14/POOR 19 102 27/POOR 25 193 21/POOR 12 245 SRN VAN ISLD 43/FAIR 35 224 47/FAIR 41 219 48/FAIR 22 410 CNTRL VAN ISLD 18/POOR 23 93 43/FAIR 36 224 37/FAIR 16 386 NRN VAN ISLD 16/POOR 30 62 47/FAIR 41 222 14/POOR 30 55 TERRACE 17/POOR 20 289 35/FAIR 20 485 39/FAIR 14 661 STEWART 11/POOR 17 30 10/POOR 12 28 12/POOR 12 48 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER W 52 W 69 W 83 SANDSPIT W 63 W 65 W 74 PORT HARDY W 65 W 63 W 61 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/CC/MTNWC