FPCN39 CWLW 161400 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PDT TUESDAY 16 MAY 2000 FOR TODAY. VENTILATION INDICES AND MIXING HEIGHTS. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KM/HR. SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. SOUTHERN INTERIOR *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) FRSR CANYON 23/POOR 409 11 100/GOOD 2350 10 100/GOOD 1434 11 KAMLOOPS 40/FAIR 709 13 74/GOOD 2135 3 100/GOOD 2293 18 OKANAGAN 30/POOR 747 9 82/GOOD 2423 6 100/GOOD 2238 17 CASTLEGAR 20/POOR 626 15 89/GOOD 2892 5 100/GOOD 2066 11 CRANBROOK 17/POOR 1041 12 100/GOOD 3111 12 100/GOOD 2365 13 REVELSTOKE 12/POOR 499 1 67/GOOD 2114 2 100/GOOD 2191 13 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON 0 0 0 0 0 0 CRANBROOK 0 0 W 9 CENTRAL INTERIOR *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) QUESNEL 35/FAIR 762 20 100/GOOD 3133 12 100/GOOD 2334 6 100 MILE 41/FAIR 1216 20 100/GOOD 2986 7 100/GOOD 2396 10 WILLIAMS LK 34/FAIR 1183 17 100/GOOD 3123 8 100/GOOD 2494 4 PUNTZI MNT 22/POOR 1044 14 100/GOOD 3076 15 100/GOOD 2479 24 PR. GEORGE 41/FAIR 973 17 100/GOOD 3144 2 100/GOOD 1992 8 BURNS LAKE 41/FAIR 1119 7 100/GOOD 2693 13 100/GOOD 2447 25 SMITHERS 16/POOR 780 3 100/GOOD 2032 12 100/GOOD 2157 21 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 19 W 33 SMITHERS W 19 W 33 NORTHERN BC/YUKON *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) FT NLSN 46/FAIR 723 16 100/GOOD 1420 15 67/GOOD 1096 8 FT STJOHN 100/GOOD 1391 21 100/GOOD 1683 24 100/GOOD 1891 25 WHITEHORSE 100/GOOD 1358 21 100/GOOD 1572 18 100/GOOD 1783 18 DAWSON 71/GOOD 696 30 100/GOOD 2859 15 100/GOOD 2362 11 WATSON LAKE 100/GOOD 1366 22 100/GOOD 1511 21 100/GOOD 1801 12 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SW 19 SW 24 WATSON LAKE E 24 0 0 WHITEHORSE 0 0 S 13 MAYO E 26 0 0 COAST *** TODAY *** *** TOMORROW *** ****** 7:00 AM **** **** 4:00 PM ***** ***** 4:00 PM ***** VI MXG HT Wnd VI MXG HT Wnd VI MXG HT Wnd (m) (km/h) (m) (km/h) (m) (km/h) VANCOUVER 14/POOR 64 7 69/GOOD 1117 5 37/FAIR 464 9 FRASER VLY 14/POOR 132 7 81/GOOD 1129 13 66/GOOD 1004 10 SRN VRISL 18/POOR 97 15 68/GOOD 1040 19 29/POOR 262 7 CNTRL VRISL 17/POOR 112 16 76/GOOD 1162 8 45/FAIR 523 8 NRN VRISL 22/POOR 244 10 62/GOOD 838 16 42/FAIR 483 8 TERRACE 45/FAIR 694 9 100/GOOD 1298 11 100/GOOD 1533 16 STEWART 12/POOR 34 8 49/FAIR 392 9 67/GOOD 423 16 FORECAST UPPER WINDS FOR TUESDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER NE 12 0 0 0 0 SANDSPIT W 12 W 22 W 26 PORT HARDY N 20 0 0 N 9 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/GF $$$$^^