FPCN39 CWLW 061330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT SUNDAY 6 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. 06-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 14/POOR 11 306 54/FAIR 8 1510 92/GOOD 20 1577 KAMLOOPS 17/POOR 17 434 53/FAIR 7 1780 99/GOOD 24 1968 OKANAGAN 17/POOR 16 544 40/FAIR 4 2057 99/GOOD 21 2008 CASTLEGAR 14/POOR 14 561 53/FAIR 8 1728 76/GOOD 14 1813 CRANBROOK 17/POOR 18 1016 64/GOOD 9 2429 85/GOOD 16 2369 REVELSTOKE 11/POOR 13 476 32/POOR 3 1988 62/GOOD 12 1515 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 N 24 NW 11 CRANBROOK NW 35 N 46 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 83/GOOD 16 1906 70/GOOD 11 1989 99/GOOD 27 2419 100 MILE 83/GOOD 17 2206 53/FAIR 8 2172 99/GOOD 28 2477 WILLIAMS LAKE 80/GOOD 16 2214 64/GOOD 11 2162 99/GOOD 27 2717 PUNTZI MTN 22/POOR 3 1755 53/FAIR 9 2021 99/GOOD 33 2582 PRINCE GEORGE 78/GOOD 17 1818 53/FAIR 9 1803 99/GOOD 26 2635 BURNS LAKE 53/FAIR 11 1458 54/FAIR 7 1989 99/GOOD 30 1616 SMITHERS 24/POOR 4 1232 53/FAIR 9 1634 89/GOOD 23 1611 MCBRIDE 59/GOOD 12 1721 47/FAIR 7 1911 60/GOOD 15 1549 CLEARWATER 73/GOOD 16 1461 48/FAIR 7 1618 72/GOOD 16 1438 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE NW 11 W 20 SMITHERS SE 19 S 13 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 88/GOOD 29 1230 39/FAIR 5 1604 99/GOOD 23 2717 FT ST JOHN 82/GOOD 21 1705 48/FAIR 7 1917 99/GOOD 21 3051 WHITEHORSE 79/GOOD 14 2106 69/GOOD 14 1814 99/GOOD 26 2822 DAWSON 19/POOR 10 565 43/FAIR 5 1802 86/GOOD 16 1813 WATSON LAKE 44/FAIR 16 1154 42/FAIR 5 2104 99/GOOD 26 2331 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 15 S 17 WATSON LAKE W 17 W 11 WHITEHORSE S 30 S 37 MAYO SW 22 SW 17 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 17/POOR 7 223 18/POOR 3 576 51/FAIR 23 410 FRASER VALLEY 24/POOR 8 421 39/FAIR 5 1283 65/GOOD 15 989 SRN VAN ISLD 12/POOR 4 135 15/POOR 4 289 29/POOR 14 293 CNTRL VAN ISLD 13/POOR 5 170 26/POOR 5 671 47/FAIR 11 772 NRN VAN ISLD 16/POOR 9 169 53/FAIR 22 477 77/GOOD 16 1188 TERRACE 41/FAIR 8 1055 84/GOOD 16 1590 60/GOOD 19 857 STEWART 27/POOR 7 516 33/FAIR 20 250 27/POOR 17 216 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SE 11 0 0 NW 19 SANDSPIT S 24 S 26 S 28 PORT HARDY SE 52 S 48 S 52 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/