FPCN39 CWLW 211330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT THURSDAY 21 JUNE 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. 21-June-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 36/FAIR 16 568 99/GOOD 19 1872 94/GOOD 15 2082 KAMLOOPS 30/POOR 17 586 99/GOOD 24 2094 99/GOOD 18 2607 OKANAGAN 17/POOR 10 598 99/GOOD 16 2465 91/GOOD 16 2080 CASTLEGAR 10/POOR 2 541 97/GOOD 15 2482 89/GOOD 13 2399 CRANBROOK 13/POOR 10 1014 99/GOOD 17 2783 99/GOOD 21 3096 REVELSTOKE 13/POOR 6 564 72/GOOD 11 1968 88/GOOD 13 2331 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 SW 30 SW 43 CRANBROOK W 11 SW 22 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 22/POOR 13 742 99/GOOD 18 2717 74/GOOD 10 2298 100 MILE 18/POOR 8 1147 76/GOOD 9 2970 81/GOOD 10 3003 WILLIAMS LAKE 18/POOR 10 1111 76/GOOD 10 2757 75/GOOD 9 2938 PUNTZI MTN 20/POOR 15 1044 99/GOOD 24 2869 99/GOOD 15 2991 PRINCE GEORGE 21/POOR 13 865 99/GOOD 14 3051 99/GOOD 18 2806 BURNS LAKE 18/POOR 19 635 99/GOOD 21 2368 93/GOOD 16 2271 SMITHERS 28/POOR 16 748 76/GOOD 14 1817 93/GOOD 16 2246 MCBRIDE 19/POOR 13 881 97/GOOD 13 3021 66/GOOD 12 1918 CLEARWATER 18/POOR 10 572 96/GOOD 16 2212 75/GOOD 9 2399 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE S 17 S 31 SMITHERS S 35 S 54 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 35/FAIR 25 596 99/GOOD 14 3141 99/GOOD 28 2188 FT ST JOHN 35/FAIR 20 962 80/GOOD 10 2727 99/GOOD 31 3312 WHITEHORSE 48/FAIR 12 1415 83/GOOD 10 2869 99/GOOD 24 2697 DAWSON 17/POOR 19 450 99/GOOD 25 3531 99/GOOD 20 2646 WATSON LAKE 44/FAIR 20 1059 83/GOOD 11 2656 99/GOOD 20 2751 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 28 S 30 WATSON LAKE W 31 W 9 WHITEHORSE 0 0 SE 15 MAYO W 22 W 13 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 10/POOR 5 50 51/FAIR 10 952 46/FAIR 8 1002 FRASER VALLEY 12/POOR 8 131 62/GOOD 13 1046 64/GOOD 13 1093 SRN VAN ISLD 14/POOR 14 80 74/GOOD 18 979 61/GOOD 13 969 CNTRL VAN ISLD 15/POOR 15 93 49/FAIR 9 1008 53/FAIR 10 1024 NRN VAN ISLD 32/POOR 14 349 70/GOOD 14 1152 52/FAIR 11 906 TERRACE 36/FAIR 9 817 64/GOOD 12 1333 60/GOOD 10 1418 STEWART 20/POOR 11 199 36/FAIR 9 607 54/FAIR 12 860 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER SW 17 SW 37 SW 50 SANDSPIT S 33 S 43 SW 54 PORT HARDY S 39 S 48 S 46 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/