FPCN39 CWLW 131330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SUNDAY 13 MAY 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. 13-May-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 49/FAIR 13 914 71/GOOD 13 1466 57/GOOD 17 895 KAMLOOPS 56/GOOD 13 1189 99/GOOD 18 2188 79/GOOD 20 1321 OKANAGAN 56/GOOD 11 1445 91/GOOD 14 2330 78/GOOD 18 1523 CASTLEGAR 29/POOR 11 861 99/GOOD 17 2706 86/GOOD 16 1966 CRANBROOK 42/FAIR 21 1266 99/GOOD 24 2997 99/GOOD 24 2566 REVELSTOKE 55/GOOD 14 1201 64/GOOD 10 1784 38/FAIR 9 1114 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 22 W 39 CRANBROOK SW 30 SW 63 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 77/GOOD 13 1971 99/GOOD 15 3238 76/GOOD 21 1415 100 MILE 64/GOOD 15 1840 99/GOOD 17 3069 85/GOOD 24 1881 WILLIAMS LAKE 51/FAIR 12 1728 99/GOOD 14 3189 79/GOOD 21 1882 PUNTZI MTN 66/GOOD 16 1795 99/GOOD 18 2857 93/GOOD 22 2145 PRINCE GEORGE 94/GOOD 20 2101 81/GOOD 9 2964 92/GOOD 20 2035 BURNS LAKE 99/GOOD 22 2003 96/GOOD 14 2630 49/FAIR 15 1129 SMITHERS 97/GOOD 19 2087 78/GOOD 11 2272 40/FAIR 13 1022 MCBRIDE 50/FAIR 15 1331 85/GOOD 14 2340 61/GOOD 13 1677 CLEARWATER 63/GOOD 15 1274 81/GOOD 11 2269 57/GOOD 14 1194 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 52 SW 50 SMITHERS SW 72 SW 63 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 45/FAIR 14 929 99/GOOD 27 1605 22/POOR 1 2795 FT ST JOHN 99/GOOD 42 1608 99/GOOD 34 2922 98/GOOD 13 3023 WHITEHORSE 32/POOR 18 952 59/GOOD 10 1887 99/GOOD 19 2357 DAWSON 31/POOR 19 596 76/GOOD 7 3001 99/GOOD 14 2815 WATSON LAKE 43/FAIR 20 1055 55/GOOD 18 1274 99/GOOD 21 2779 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE SW 48 SW 15 WATSON LAKE E 52 E 33 WHITEHORSE E 37 E 24 MAYO 0 0 0 0 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 38/FAIR 13 469 62/GOOD 15 852 60/GOOD 41 295 FRASER VALLEY 45/FAIR 12 706 52/FAIR 10 1013 49/FAIR 27 385 SRN VAN ISLD 47/FAIR 21 415 52/FAIR 12 819 24/POOR 26 132 CNTRL VAN ISLD 39/FAIR 20 337 48/FAIR 9 963 36/FAIR 21 285 NRN VAN ISLD 16/POOR 2 690 89/GOOD 20 1270 62/GOOD 17 769 TERRACE 67/GOOD 12 1442 75/GOOD 11 1826 57/GOOD 13 1084 STEWART 60/GOOD 17 716 24/POOR 6 493 19/POOR 12 156 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 SW 22 SW 41 SANDSPIT SW 20 SW 15 W 44 PORT HARDY SW 39 SW 35 SW 30 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/