FPCN39 CWLW 311430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SATURDAY 31 MARCH 2001 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. 31-March-2001 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 55/GOOD 22 703 55/GOOD 19 790 81/GOOD 9 2516 KAMLOOPS 60/GOOD 22 896 89/GOOD 28 1246 99/GOOD 12 3004 OKANAGAN 53/FAIR 26 844 50/FAIR 15 1056 99/GOOD 15 2799 CASTLEGAR 21/POOR 19 613 33/FAIR 14 845 93/GOOD 14 2435 CRANBROOK 12/POOR 7 1005 62/GOOD 19 1617 99/GOOD 21 2883 REVELSTOKE 29/POOR 20 639 30/POOR 15 721 85/GOOD 13 2190 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON S 11 SW 31 SW 63 CRANBROOK SW 13 W 37 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 64/GOOD 29 1006 74/GOOD 17 1582 49/FAIR 5 2322 100 MILE 80/GOOD 31 1588 89/GOOD 19 2257 85/GOOD 10 3218 WILLIAMS LAKE 62/GOOD 29 1379 72/GOOD 16 1977 27/POOR 2 2735 PUNTZI MTN 41/FAIR 18 1282 99/GOOD 24 2305 77/GOOD 10 2772 PRINCE GEORGE 64/GOOD 30 1143 50/FAIR 12 1445 99/GOOD 11 3520 BURNS LAKE 46/FAIR 19 968 98/GOOD 25 1773 90/GOOD 12 2692 SMITHERS 29/POOR 16 774 90/GOOD 22 1688 75/GOOD 12 2000 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE SW 52 W 61 SMITHERS SW 48 SW 61 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 29/POOR 28 523 14/POOR 2 806 99/GOOD 16 2359 FT ST JOHN 33/POOR 25 887 98/GOOD 20 2208 86/GOOD 13 2495 WHITEHORSE 50/FAIR 23 1100 90/GOOD 22 1874 65/GOOD 18 1478 DAWSON 13/POOR 17 418 52/FAIR 24 771 47/FAIR 16 878 WATSON LAKE 29/POOR 21 873 99/GOOD 24 2453 99/GOOD 19 3183 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SW 28 SW 57 WATSON LAKE S 31 SW 28 WHITEHORSE S 24 SW 41 MAYO SE 35 SE 35 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 64/GOOD 27 505 37/FAIR 32 183 44/FAIR 9 825 FRASER VALLEY 50/FAIR 24 434 51/FAIR 28 389 85/GOOD 14 1693 SRN VAN ISLD 45/FAIR 23 355 37/FAIR 30 210 70/GOOD 14 1146 CNTRL VAN ISLD 62/GOOD 21 641 89/GOOD 25 1024 59/GOOD 11 1083 NRN VAN ISLD 70/GOOD 26 632 94/GOOD 28 1022 82/GOOD 23 952 TERRACE 32/POOR 19 464 73/GOOD 15 1355 70/GOOD 11 1638 STEWART 34/FAIR 15 343 28/POOR 15 250 31/POOR 8 560 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER S 39 SW 54 W 67 SANDSPIT SW 43 SW 56 SW 70 PORT HARDY W 54 W 50 W 48 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/