FPCN39 CWLW 251430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SUNDAY 25 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. 25-March-2001 SOUTHERN INTERIOR TODAY TOMORROW 7:00 AM 4:00 PM 7:00 AM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M FRASER CANYON 19/POOR 12 391 58/GOOD 18 866 54/FAIR 17 831 KAMLOOPS 34/FAIR 13 739 86/GOOD 24 1324 99/GOOD 26 1770 OKANAGAN 49/FAIR 19 919 85/GOOD 17 1786 99/GOOD 23 2276 CASTLEGAR 53/FAIR 24 909 59/GOOD 15 1291 93/GOOD 16 2197 CRANBROOK 29/POOR 18 1161 55/GOOD 12 1818 92/GOOD 20 2263 REVELSTOKE 23/POOR 24 551 37/FAIR 13 893 63/GOOD 16 1258 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 S 19 S 39 CRANBROOK SE 11 S 37 CENTRAL INTERIOR TODAY TOMORROW 7:00 AM 4:00 PM 7:00 AM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M QUESNEL 50/FAIR 32 831 82/GOOD 23 1470 97/GOOD 20 2041 100 MILE 54/GOOD 27 1325 99/GOOD 27 2145 99/GOOD 32 2619 WILLIAMS LAKE 59/GOOD 29 1351 99/GOOD 26 2437 96/GOOD 21 2316 PUNTZI MTN 19/POOR 21 997 99/GOOD 30 2669 99/GOOD 25 3242 PRINCE GEORGE 16/POOR 27 736 73/GOOD 21 1509 70/GOOD 22 1401 BURNS LAKE 42/FAIR 28 796 84/GOOD 22 1551 99/GOOD 23 2120 SMITHERS 51/FAIR 24 909 88/GOOD 22 1620 75/GOOD 16 1631 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE S 56 S 56 SMITHERS SE 44 S 50 NORTHERN BC/YUKON TODAY TOMORROW 7:00 AM 4:00 PM 7:00 AM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M FORT NELSON 38/FAIR 27 601 60/GOOD 15 1202 16/POOR 8 532 FT ST JOHN 34/FAIR 30 863 41/FAIR 16 1110 44/FAIR 16 1163 WHITEHORSE 43/FAIR 32 926 30/POOR 26 861 49/FAIR 18 1193 DAWSON 66/GOOD 38 745 36/FAIR 27 575 46/FAIR 31 627 WATSON LAKE 35/FAIR 24 907 45/FAIR 15 1201 43/FAIR 9 1488 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SE 30 S 43 WATSON LAKE SE 43 S 52 WHITEHORSE SE 41 S 50 MAYO SE 39 S 43 COAST TODAY TOMORROW 7:00 AM 4:00 PM 7:00 AM VI WND MXG HT VI WND MXG HT VI WND MXG HT KM/H M KM/H M KM/H M VANCOUVER 20/POOR 33 64 56/GOOD 32 342 33/FAIR 15 327 FRASER VALLEY 16/POOR 22 114 68/GOOD 23 711 76/GOOD 24 824 SRN VAN ISLD 26/POOR 31 123 61/GOOD 21 619 35/FAIR 21 269 CNTRL VAN ISLD 21/POOR 28 108 64/GOOD 23 607 57/GOOD 18 650 NRN VAN ISLD 97/GOOD 45 689 69/GOOD 45 364 84/GOOD 24 937 TERRACE 32/POOR 25 403 72/GOOD 18 1144 64/GOOD 18 976 STEWART 43/FAIR 24 311 23/POOR 21 134 27/POOR 15 234 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER S 37 S 44 S 44 SANDSPIT SE 61 S 81 SE 83 PORT HARDY SE 74 SE 78 SE 85 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/GF