FPCN39 CWLW 171430 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PST SUNDAY 17 FEBRUARY 2002 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. 17-February-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 27/POOR 16 448 48/FAIR 10 1087 56/GOOD 13 1076 KAMLOOPS 23/POOR 19 484 48/FAIR 10 1196 61/GOOD 14 1246 OKANAGAN 25/POOR 13 692 45/FAIR 9 1303 58/GOOD 12 1406 CASTLEGAR 10/POOR 6 517 35/FAIR 5 1561 58/GOOD 12 1445 CRANBROOK 12/POOR 11 991 36/FAIR 6 1842 59/GOOD 12 1923 REVELSTOKE 22/POOR 9 710 31/POOR 7 1073 41/FAIR 7 1403 GOLDEN 25/POOR 11 1063 41/FAIR 8 1609 54/FAIR 9 1931 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON 0 0 W 31 W 37 CRANBROOK W 28 W 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 17/POOR 18 629 36/FAIR 12 1012 54/FAIR 15 1225 100 MILE 16/POOR 18 1015 40/FAIR 13 1440 57/GOOD 15 1677 WILLIAMS LAKE 15/POOR 14 1013 40/FAIR 13 1440 56/GOOD 14 1723 PUNTZI MTN 13/POOR 18 954 42/FAIR 10 1614 61/GOOD 13 1863 PRINCE GEORGE 36/FAIR 17 1009 36/FAIR 8 1391 45/FAIR 17 1148 BURNS LAKE 27/POOR 14 964 31/POOR 7 1347 34/FAIR 12 1138 SMITHERS 10/POOR 8 556 49/FAIR 10 1391 32/POOR 10 987 MCBRIDE 31/POOR 18 974 38/FAIR 10 1321 47/FAIR 11 1486 CLEARWATER 20/POOR 13 558 31/POOR 9 882 61/GOOD 13 1348 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE W 37 W 48 SMITHERS W 19 W 24 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 18/POOR 37 429 56/GOOD 10 1455 20/POOR 7 682 FT ST JOHN 16/POOR 31 739 62/GOOD 15 1550 33/POOR 18 968 WHITEHORSE 19/POOR 24 777 48/FAIR 16 1239 41/FAIR 20 1043 DAWSON 11/POOR 11 402 32/POOR 20 599 27/POOR 17 571 WATSON LAKE 33/POOR 28 862 18/POOR 3 1265 14/POOR 5 879 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE W 19 W 33 WATSON LAKE W 35 W 41 WHITEHORSE SW 43 W 37 MAYO W 37 W 30 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 12/POOR 13 39 38/FAIR 12 502 34/FAIR 20 248 FRASER VALLEY 11/POOR 9 102 36/FAIR 12 508 29/POOR 13 358 SQUAMISH 12/POOR 8 118 26/POOR 8 452 40/FAIR 14 518 SRN VAN ISLD 11/POOR 7 71 29/POOR 10 419 52/FAIR 15 658 CNTRL VAN ISLD 14/POOR 12 96 32/POOR 9 524 54/FAIR 16 663 NRN VAN ISLD 20/POOR 8 283 37/FAIR 15 397 63/GOOD 25 554 TERRACE 13/POOR 5 347 39/FAIR 9 900 28/POOR 10 595 STEWART 12/POOR 18 39 28/POOR 8 457 25/POOR 15 207 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER S 9 SW 13 W 33 SANDSPIT 0 0 SW 15 SW 9 PORT HARDY W 11 SW 28 SW 50 VENTILATION GUIDELINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/