FPCN39 CWLW 211330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 21 MAY 2002 FOR TODAY. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/H. 21-May-2002 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 30/POOR 20 431 50/FAIR 30 529 38/FAIR 5 1423 KAMLOOPS 18/POOR 22 423 39/FAIR 21 646 31/POOR 10 790 OKANAGAN 32/POOR 19 701 38/FAIR 22 726 24/POOR 8 817 CASTLEGAR 30/POOR 21 695 34/FAIR 20 745 29/POOR 8 973 CRANBROOK 25/POOR 15 1139 25/POOR 15 1139 19/POOR 6 1240 REVELSTOKE 20/POOR 10 643 18/POOR 7 693 26/POOR 5 1090 GOLDEN 12/POOR 19 817 32/POOR 15 1085 48/FAIR 10 1649 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 NW 54 NW 33 CRANBROOK 0 0 SE 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 20/POOR 10 745 43/FAIR 18 945 20/POOR 10 742 100 MILE 32/POOR 21 1163 50/FAIR 23 1340 25/POOR 9 1291 WILLIAMS LAKE 23/POOR 19 1082 17/POOR 5 1240 21/POOR 6 1322 PUNTZI MTN 43/FAIR 25 1200 39/FAIR 26 1147 54/FAIR 12 1757 PRINCE GEORGE 37/FAIR 29 891 51/FAIR 27 1041 66/GOOD 18 1488 BURNS LAKE 19/POOR 19 815 39/FAIR 21 1015 28/POOR 17 927 SMITHERS 32/POOR 15 825 29/POOR 15 782 29/POOR 17 752 MCBRIDE 28/POOR 19 930 19/POOR 18 833 54/FAIR 12 1572 CLEARWATER 32/POOR 10 855 19/POOR 15 522 20/POOR 5 803 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE E 61 SE 48 SMITHERS E 78 E 91 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 61/GOOD 19 1035 91/GOOD 15 2133 89/GOOD 14 2185 FT ST JOHN 75/GOOD 35 1210 99/GOOD 26 2348 99/GOOD 18 2620 WHITEHORSE 32/POOR 24 898 99/GOOD 16 3493 99/GOOD 19 3365 DAWSON 50/FAIR 28 696 84/GOOD 7 3537 99/GOOD 14 3006 WATSON LAKE 75/GOOD 28 1333 99/GOOD 18 2945 99/GOOD 21 2755 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE E 63 E 57 WATSON LAKE SE 39 NE 39 WHITEHORSE SE 35 E 26 MAYO E 19 NE 24 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 50/FAIR 27 339 28/POOR 30 125 41/FAIR 13 520 FRASER VALLEY 32/POOR 15 368 58/GOOD 27 481 70/GOOD 15 1117 SQUAMISH 30/POOR 11 422 72/GOOD 16 1085 57/GOOD 9 1305 SRN VAN ISLD 39/FAIR 24 277 99/GOOD 34 1118 67/GOOD 15 988 CNTRL VAN ISLD 43/FAIR 25 309 97/GOOD 27 1133 44/FAIR 7 1080 NRN VAN ISLD 17/POOR 15 121 66/GOOD 18 822 50/FAIR 15 630 TERRACE 30/POOR 13 538 38/FAIR 11 763 46/FAIR 9 1097 STEWART 17/POOR 26 66 28/POOR 19 207 33/POOR 20 242 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER W 19 W 28 W 26 SANDSPIT SW 17 SW 15 SW 15 PORT HARDY W 11 NW 11 0 0 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/MTNWC