FPCN39 CWLW 291430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST THURSDAY 29 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. 29-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 71/GOOD 40 629 99/GOOD 40 1077 77/GOOD 30 856 KAMLOOPS 56/GOOD 20 884 75/GOOD 17 1384 89/GOOD 15 1997 OKANAGAN 60/GOOD 17 1163 76/GOOD 17 1540 70/GOOD 14 1586 CASTLEGAR 35/FAIR 15 853 91/GOOD 17 2048 78/GOOD 13 1961 CRANBROOK 29/POOR 11 1294 98/GOOD 21 2373 99/GOOD 18 2907 REVELSTOKE 27/POOR 11 758 47/FAIR 14 1039 57/GOOD 10 1575 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON W 11 W 31 NW 56 CRANBROOK W 13 NW 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 50/FAIR 21 980 82/GOOD 17 1799 64/GOOD 9 2049 100 MILE 53/FAIR 14 1655 63/GOOD 14 1871 66/GOOD 10 2352 WILLIAMS LAKE 29/POOR 17 1173 61/GOOD 16 1721 56/GOOD 10 2040 PUNTZI MTN 69/GOOD 19 1718 93/GOOD 24 2055 49/FAIR 10 1795 PRINCE GEORGE 54/FAIR 19 1225 66/GOOD 15 1643 72/GOOD 8 2762 BURNS LAKE 59/GOOD 17 1244 80/GOOD 17 1719 99/GOOD 16 2595 SMITHERS 40/FAIR 20 845 62/GOOD 13 1519 93/GOOD 17 2135 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 48 W 52 SMITHERS SW 48 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 25/POOR 26 498 74/GOOD 15 1555 31/POOR 5 1265 FT ST JOHN 39/FAIR 30 904 70/GOOD 14 1832 55/GOOD 7 2181 WHITEHORSE 27/POOR 21 865 54/GOOD 15 1388 73/GOOD 13 2016 DAWSON 13/POOR 10 448 21/POOR 7 699 30/POOR 7 950 WATSON LAKE 20/POOR 18 805 99/GOOD 17 2696 81/GOOD 15 2073 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 19 W 22 WATSON LAKE NW 19 W 20 WHITEHORSE W 17 W 11 MAYO W 30 W 41 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 20/POOR 14 151 46/FAIR 9 880 28/POOR 25 152 FRASER VALLEY 22/POOR 10 299 67/GOOD 15 1023 28/POOR 17 272 SRN VAN ISLD 33/FAIR 21 251 77/GOOD 20 956 29/POOR 16 262 CNTRL VAN ISLD 26/POOR 19 196 63/GOOD 14 972 45/FAIR 17 483 NRN VAN ISLD 36/FAIR 16 366 40/FAIR 23 304 15/POOR 18 79 TERRACE 45/FAIR 17 665 36/FAIR 8 905 63/GOOD 11 1399 STEWART 29/POOR 11 361 34/FAIR 9 578 42/FAIR 16 442 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER W 19 W 31 W 61 SANDSPIT SW 35 W 44 W 63 PORT HARDY SW 46 W 50 W 59 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/