FPCN39 CWLW 301330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT WEDNESDAY 30 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. 30-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 55/GOOD 25 656 92/GOOD 25 1297 97/GOOD 21 1648 KAMLOOPS 63/GOOD 16 1169 99/GOOD 19 2015 99/GOOD 24 2117 OKANAGAN 48/FAIR 11 1234 94/GOOD 17 2118 99/GOOD 22 2126 CASTLEGAR 50/FAIR 10 1402 92/GOOD 15 2295 75/GOOD 13 1883 CRANBROOK 82/GOOD 18 2104 99/GOOD 23 2787 90/GOOD 17 2443 REVELSTOKE 72/GOOD 12 1836 87/GOOD 15 2045 73/GOOD 12 1855 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 N 13 W 17 CRANBROOK W 28 W 30 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 12 1313 94/GOOD 17 2203 99/GOOD 30 2061 100 MILE 70/GOOD 17 1878 90/GOOD 15 2632 99/GOOD 29 2164 WILLIAMS LAKE 60/GOOD 16 1690 86/GOOD 15 2491 66/GOOD 18 1725 PUNTZI MTN 29/POOR 13 1218 43/FAIR 12 1504 99/GOOD 31 2277 PRINCE GEORGE 72/GOOD 21 1479 99/GOOD 20 2493 99/GOOD 31 2649 BURNS LAKE 29/POOR 11 903 65/GOOD 15 1462 91/GOOD 18 2001 SMITHERS 23/POOR 8 859 45/FAIR 14 1069 48/FAIR 14 1129 MCBRIDE 82/GOOD 16 2066 93/GOOD 16 2427 99/GOOD 18 2470 CLEARWATER 80/GOOD 16 1660 85/GOOD 13 2160 99/GOOD 19 2055 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 31 W 30 SMITHERS SW 26 SW 19 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 68/GOOD 15 1371 75/GOOD 8 2589 66/GOOD 8 2166 FT ST JOHN 99/GOOD 32 2049 99/GOOD 27 3345 99/GOOD 17 2958 WHITEHORSE 63/GOOD 18 1436 80/GOOD 11 2540 73/GOOD 11 2257 DAWSON 44/FAIR 20 742 32/POOR 2 2645 74/GOOD 8 2573 WATSON LAKE 80/GOOD 24 1532 50/FAIR 5 2529 71/GOOD 10 2308 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 28 W 15 WATSON LAKE NW 56 NW 35 WHITEHORSE W 26 0 0 MAYO W 9 W 26 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 22/POOR 7 347 33/POOR 10 472 22/POOR 6 399 FRASER VALLEY 15/POOR 5 292 14/POOR 1 878 47/FAIR 9 990 SRN VAN ISLD 12/POOR 2 264 20/POOR 6 365 16/POOR 5 294 CNTRL VAN ISLD 20/POOR 10 235 47/FAIR 10 862 48/FAIR 10 873 NRN VAN ISLD 69/GOOD 34 478 39/FAIR 25 275 64/GOOD 26 538 TERRACE 24/POOR 15 411 18/POOR 19 307 40/FAIR 15 641 STEWART 19/POOR 12 156 21/POOR 18 135 16/POOR 13 100 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER 0 0 W 11 W 22 SANDSPIT S 35 S 20 W 31 PORT HARDY S 70 S 54 S 52 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/