FPCN39 CWLW 031330 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 3 APRIL 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. 03-April-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 68/GOOD 21 948 45/FAIR 5 1763 39/FAIR 5 1488 KAMLOOPS 77/GOOD 25 1102 50/FAIR 5 2152 43/FAIR 4 2125 OKANAGAN 69/GOOD 22 1159 51/FAIR 5 2358 45/FAIR 4 2415 CASTLEGAR 59/GOOD 23 1006 48/FAIR 5 2184 50/FAIR 4 2733 CRANBROOK 82/GOOD 26 1752 62/GOOD 10 2207 28/POOR 2 2812 REVELSTOKE 63/GOOD 25 973 40/FAIR 4 2086 27/POOR 2 2165 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PENTICTON NE 11 E 28 E 67 CRANBROOK E 30 E 81 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 34/FAIR 22 770 83/GOOD 15 1990 78/GOOD 17 1681 100 MILE 53/FAIR 25 1341 99/GOOD 21 2815 69/GOOD 10 2473 WILLIAMS LAKE 31/POOR 21 1144 94/GOOD 16 2703 71/GOOD 12 2277 PUNTZI MTN 50/FAIR 25 1271 77/GOOD 17 2016 81/GOOD 14 2382 PRINCE GEORGE 43/FAIR 28 945 81/GOOD 14 2184 92/GOOD 20 2037 BURNS LAKE 53/FAIR 23 973 68/GOOD 11 1890 95/GOOD 22 1841 SMITHERS 41/FAIR 21 842 66/GOOD 12 1723 47/FAIR 16 1039 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m PR. GEORGE E 46 E 33 SMITHERS E 30 SE 15 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 14/POOR 13 456 75/GOOD 14 1647 99/GOOD 24 2064 FT ST JOHN 15/POOR 18 755 53/FAIR 12 1523 76/GOOD 21 1571 WHITEHORSE 36/FAIR 26 911 91/GOOD 35 1457 71/GOOD 22 1446 DAWSON 30/POOR 27 523 42/FAIR 37 561 56/GOOD 26 793 WATSON LAKE 12/POOR 4 810 36/FAIR 5 1767 99/GOOD 22 2133 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m DEASE LAKE S 20 SW 20 WATSON LAKE SW 30 SW 37 WHITEHORSE SW 46 SW 44 MAYO S 48 SW 48 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 32/POOR 21 223 78/GOOD 20 962 34/FAIR 7 724 FRASER VALLEY 15/POOR 6 239 99/GOOD 20 1971 68/GOOD 9 1742 SRN VAN ISLD 35/FAIR 23 251 85/GOOD 19 1219 21/POOR 5 459 CNTRL VAN ISLD 36/FAIR 22 270 88/GOOD 20 1238 34/FAIR 5 1051 NRN VAN ISLD 17/POOR 10 175 61/GOOD 22 593 62/GOOD 14 936 TERRACE 40/FAIR 19 561 45/FAIR 8 1194 49/FAIR 18 700 STEWART 23/POOR 17 158 21/POOR 14 170 16/POOR 17 82 FORECAST UPPER WINDS FOR THIS AFTERNOON 900m 1800m 2700m VANCOUVER NE 30 NE 28 NE 31 SANDSPIT NE 24 NE 26 NE 37 PORT HARDY N 22 NE 19 N 26 VENTILLATION GUIDLINES: POOR: 0-33 FAIR: 34-54 GOOD: 55-100 VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/