FPCN39 CWLW 161500 SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST THURSDAY 16 MARCH 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 30/POOR 300 14 70/GOOD 1412 11 80/GOOD 815 14 KAMLOOPS 40/FAIR 741 20 78/GOOD 1451 12 74/GOOD 678 14 OKANAGAN 42/FAIR 1169 18 81/GOOD 1670 7 63/GOOD 864 16 CASTLEGAR 28/POOR 1387 18 75/GOOD 1859 9 60/GOOD 754 15 CRANBROOK 32/POOR 1198 18 70/GOOD 2286 16 64/GOOD 1369 16 REVELSTOKE 37/FAIR 1345 12 72/GOOD 1508 9 65/GOOD 724 12 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PENTICTON SW 9. W 24 W 56 CRANBROOK SW 19 SW 57 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 19/POOR 756 9 80/GOOD 1369 16 88/GOOD 783 19 100 MILE 18/POOR 1354 16 84/GOOD 1925 16 81/GOOD 1243 18 WILLIAMS LK 26/POOR 1152 9 90/GOOD 1678 15 75/GOOD 1348 18 PUNTZI MNT 24/POOR 976 5 93/GOOD 2027 17 70/GOOD 1831 29 PR. GEORGE 18/POOR 869 6 81/GOOD 1444 13 71/GOOD 862 20 BURNS LAKE 30/POOR 931 14 80/GOOD 1463 21 76/GOOD 1755 27 SMITHERS 19/POOR 630 20 78/GOOD 1102 22 70/GOOD 1395 20 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m PR. GEORGE W 46 W 48 SMITHERS SW 43 SW 54 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 15/POOR 469 11 87/GOOD 1159 14 60/GOOD 801 6 FT STJOHN 15/POOR 745 15 84/GOOD 1081 12 62/GOOD 877 7 WHITEHORSE 40/FAIR 828 24 88/GOOD 1078 31 98/GOOD 1245 21 DAWSON 45/FAIR 651 31 80/GOOD 653 36 88/GOOD 564 16 WATSON LAKE 43/FAIR 771 13 94/GOOD 1485 23 92/GOOD 1552 12 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m DEASE LAKE SE 20 S 39 WATSON LAKE E 44 SE 33 WHITEHORSE E 33 E 39 MAYO E 44 E 41 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 70/GOOD 206 16 75/GOOD 533 13 66/GOOD 195 37 FRASER VLY 74/GOOD 229 10 98/GOOD 1151 7 62/GOOD 290 25 SRN VRISL 85/GOOD 152 12 80/GOOD 1084 11 65/GOOD 297 33 CNTRL VRISL 70/GOOD 136 8 77/GOOD 672 14 70/GOOD 787 25 NRN VRISL 82/GOOD 110 28 80/GOOD 481 39 72/GOOD 776 24 TERRACE 81/GOOD 404 16 88/GOOD 1038 19 67/GOOD 1351 15 STEWART 86/GOOD 230 16 86/GOOD 825 25 60/GOOD 204 18 FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H) : 900m 1800m 2700m VANCOUVER W 44 W 59 W 67 SANDSPIT W 57 W 63 W 57 PORT HARDY W 37 W 48 W 56 VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET END/UWE/JMS $$$$^^