*** Opened bulletins for: november 1998 *** FPCN39 CWLW 201405 SMOKE CONTROL FORECAST FOR COASTAL BC AND THE INTERIOR INCLUDING THE NORTHEAST ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST FRIDAY 20 NOVEMBER 1998 FOR TODAY. VENTILATION INDICES (TEMPERATURE) AND MIXING HEIGHTS. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KNOTS. SPOT INDICES ARE DETERMINED BY THE ASPECT AND ELEVATION OF THE SITES. COMPARE WINDS, TEMPERATURES AND ELEVATION WITH THE SITES HERE TO DETERMINE THE INDEX IN ANY OTHER AREA. SOUTHERN INTERIOR UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) FRSR CANYN KEL 9 2 200 15 80 9 900 15 KAMLOOPS KEL 9 1 350 2 60 7 1000 10 OKANAGAN KEL 9 2 350 2 57 8 1100 8 CASTLEGAR SPOK 9 1 500 4 25 5 1050 3 CRANBROOK SPOK 9 -2 950 3 13 3 1050 4 REVELSTOKE KEL 9 0 450 2 14 4 650 2 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON S 11 SW 30 SW 80 CRANBROOK W 28 W 65 TODAY'S VENTING: GOOD IN THE SOUTHWEST THIS AFTERNOON OUTHERWISE POOR. VENTING FOR SATURDAY: FAIR TO GOOD. CENTRAL INTERIOR/NORTHEAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) WILLIAMS L P.G. 10 -3 950 25 59 4 1300 18 PR. GEORGE P.G. 11 -6 750 5 39 3 1100 8 SMITHERS P.G. 26 -3 850 6 45 2 1050 8 WELLS GRAY P.G. 9 -3 1000 20 47 3 1300 15 FT NLSN F.N. 9 -19 400 8 22 -11 550 8 FT STJOHN F.N. 9 -13 700 8 13 -2 750 8 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE S 65 SW 85 SMITHERS S 70 S 122 TODAY'S VENTING: FAIR LOCALLY GOOD IN THE CENTRAL INTERIOR POOR NORTHEAST. VENTING FOR SATURDAY: FAIR TO POOR. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 9 7 100 18 72 11 400 28 FRASER VLY QUIL 9 7 50 18 74 11 400 28 SRN VRISL QUIL 9 8 0 8 76 12 400 26 CNTRL VRISL QUIL 9 8 50 8 66 11 400 21 NRN VRISL HRDY 80 6 200 15 77 10 500 21 TERRACE ANT 9 0 200 20 9 5 200 20 STEWART ANT 9 2 0 20 9 4 0 20 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER S 46 S 56 S 46 PORT HARDY S 48 S 63 S 67 SANDSPIT S 61 S 65 S 61 TODAY'S VENTING: GOOD IN THE SOUTH. POOR IN THE NORTH. VENTING FOR SATURDAY: GOOD. VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/RET FPCN39 CWLW 201605 AMD REVISED SMOKE CONTROL FORECAST FOR COASTAL BC AND THE INTERIOR INCLUDING THE NORTHEAST ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 8:00 AM PST FRIDAY 20 NOVEMBER 1998 FOR TODAY. VENTILATION INDICES (TEMPERATURE) AND MIXING HEIGHTS. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KNOTS. SPOT INDICES ARE DETERMINED BY THE ASPECT AND ELEVATION OF THE SITES. COMPARE WINDS, TEMPERATURES AND ELEVATION WITH THE SITES HERE TO DETERMINE THE INDEX IN ANY OTHER AREA. SOUTHERN INTERIOR UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) FRSR CANYN KEL 9 2 200 15 80 9 900 15 KAMLOOPS KEL 9 1 350 2 60 7 1000 10 OKANAGAN KEL 9 2 350 2 57 8 1100 8 CASTLEGAR SPOK 9 1 500 4 25 5 1050 3 CRANBROOK SPOK 9 -2 950 3 13 3 1050 4 REVELSTOKE KEL 9 0 450 2 14 4 650 2 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON S 11 SW 30 SW 80 CRANBROOK W 28 W 65 TODAY'S VENTING: GOOD IN THE SOUTHWEST THIS AFTERNOON OUTHERWISE POOR. VENTING FOR SATURDAY: FAIR TO GOOD. CENTRAL INTERIOR/NORTHEAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) WILLIAMS L P.G. 10 -3 950 25 59 4 1300 18 PR. GEORGE P.G. 11 -6 750 5 39 3 1100 8 SMITHERS P.G. 26 -3 850 6 70 2 1050 15 WELLS GRAY P.G. 9 -3 1000 20 47 3 1300 15 FT NLSN F.N. 9 -19 400 8 22 -11 550 8 FT STJOHN F.N. 9 -13 700 8 13 -2 750 8 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE S 65 SW 85 SMITHERS S 70 S 122 TODAY'S VENTING: FAIR LOCALLY GOOD IN THE CENTRAL INTERIOR POOR NORTHEAST. VENTING FOR SATURDAY: FAIR TO POOR. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 9 7 100 18 72 11 400 28 FRASER VLY QUIL 9 7 50 18 74 11 400 28 SRN VRISL QUIL 9 8 0 8 76 12 400 26 CNTRL VRISL QUIL 9 8 50 8 66 11 400 21 NRN VRISL HRDY 80 6 200 15 77 10 500 21 TERRACE ANT 9 0 200 20 70 5 200 20 STEWART ANT 9 2 0 20 70 4 0 20 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER S 46 S 56 S 46 PORT HARDY S 48 S 63 S 67 SANDSPIT S 61 S 65 S 61 TODAY'S VENTING: GOOD IN THE SOUTH. POOR IN THE NORTH. VENTING FOR SATURDAY: GOOD. VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/TCS FPCN39 CWLW 201800 AMD REVISED SMOKE CONTROL FORECAST FOR COASTAL BC AND THE INTERIOR INCLUDING THE NORTHEAST ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 10:00 AM PST FRIDAY 20 NOVEMBER 1998 FOR TODAY. VENTILATION INDICES (TEMPERATURE) AND MIXING HEIGHTS. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KNOTS. SPOT INDICES ARE DETERMINED BY THE ASPECT AND ELEVATION OF THE SITES. COMPARE WINDS, TEMPERATURES AND ELEVATION WITH THE SITES HERE TO DETERMINE THE INDEX IN ANY OTHER AREA. SOUTHERN INTERIOR UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) FRSR CANYN KEL 9 2 200 15 80 9 900 15 KAMLOOPS KEL 9 1 350 2 60 7 1000 10 OKANAGAN KEL 9 2 350 2 57 8 1100 8 CASTLEGAR SPOK 9 1 500 4 25 5 1050 3 CRANBROOK SPOK 9 -2 950 3 13 3 1050 4 REVELSTOKE KEL 9 0 450 2 14 4 650 2 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON S 11 SW 30 SW 80 CRANBROOK W 28 W 65 TODAY'S VENTING: GOOD IN THE SOUTHWEST THIS AFTERNOON OUTHERWISE POOR. VENTING FOR SATURDAY: FAIR TO GOOD. CENTRAL INTERIOR/NORTHEAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) WILLIAMS L P.G. 10 -3 950 25 80 4 1300 18 PR. GEORGE P.G. 11 -6 750 5 80 3 1100 15 SMITHERS P.G. 26 -3 850 6 100 2 2500 15 WELLS GRAY P.G. 9 -3 1000 20 47 3 1300 15 FT NLSN F.N. 9 -19 400 8 22 -11 550 8 FT STJOHN F.N. 9 -13 700 8 13 -2 750 8 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE S 65 SW 85 SMITHERS S 70 S 122 TODAY'S VENTING: FAIR TO GOOD IN THE CENTRAL INTERIOR POOR NORTHEAST. VENTING FOR SATURDAY: FAIR TO GOOD. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 9 7 100 18 72 11 400 28 FRASER VLY QUIL 9 7 50 18 74 11 400 28 SRN VRISL QUIL 9 8 0 8 76 12 400 26 CNTRL VRISL QUIL 9 8 50 8 66 11 400 21 NRN VRISL HRDY 80 6 200 15 77 10 500 21 TERRACE ANT 9 0 200 20 100 5 2500 20 STEWART ANT 9 2 0 20 100 4 2500 20 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER S 46 S 56 S 46 PORT HARDY S 48 S 63 S 67 SANDSPIT S 61 S 65 S 61 TODAY'S VENTING: GOOD IN THE SOUTH. POOR IN THE NORTH. VENTING FOR SATURDAY: GOOD. VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/TCS/JDG FPCN39 CWLW 211428 SMOKE CONTROL FORECAST FOR COASTAL BC AND THE INTERIOR INCLUDING THE NORTHEAST ISSUED BY THE MOUNTAIN WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST SATURDAY 21 NOVEMBER 1998 FOR TODAY. VENTILATION INDICES (TEMPERATURE) AND MIXING HEIGHTS. MIXING HEIGHTS IN METRES ABOVE SEA LEVEL. AVERAGE WINDS IN KNOTS. SPOT INDICES ARE DETERMINED BY THE ASPECT AND ELEVATION OF THE SITES. COMPARE WINDS, TEMPERATURES AND ELEVATION WITH THE SITES HERE TO DETERMINE THE INDEX IN ANY OTHER AREA. SOUTHERN INTERIOR UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) FRSR CANYN KEL 9 2 500 2 75 6 2200 25 KAMLOOPS KEL 9 1 350 2 82 6 2200 15 OKANAGAN KEL 9 2 350 2 82 6 2100 15 CASTLEGAR SPOK 9 1 500 4 75 6 1850 15 CRANBROOK SPOK 9 -2 950 3 75 3 1850 12 REVELSTOKE KEL 9 0 450 2 60 3 2050 15 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PENTICTON S 11 S 24 SW 41 CRANBROOK W 15 W 43 TODAY'S VENTING: GOOD VENTING FOR FRIDAY: GOOD CENTRAL INTERIOR/NORTHEAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) WILLIAMS L P.G. 10 -3 950 28 84 0 1400 28 PR. GEORGE P.G. 11 -6 750 2 82 -1 1450 20 SMITHERS P.G. 26 -3 850 6 73 1 1550 17 WELLS GRAY P.G. 9 -3 1000 28 85 0 1450 28 FT NLSN F.N. 9 -19 400 17 48 -13 1200 17 FT STJOHN F.N. 9 -13 700 17 39 -6 1000 17 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m PR. GEORGE S 54 SW 48 SMITHERS SW 39 SW 48 TODAY'S VENTING: FAIR TO GOOD VENTING FOR FRIDAY: FAIR TO GOOD COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER QUIL 9 7 100 18 84 10 1500 28 FRASER VLY QUIL 9 7 50 18 100 11 1750 32 SRN VRISL QUIL 9 8 0 8 95 11 1650 26 CNTRL VRISL QUIL 9 8 50 8 63 10 1350 21 NRN VRISL HRDY 9 8 200 8 75 10 1300 22 TERRACE ANT 9 0 200 33 69 4 1000 33 STEWART ANT 9 3 0 25 59 5 1000 25 *SUBTRACT 20 FROM THE VENTILATION INDEX IN VALLEYS IF THE MIXING HEIGHT IS BELOW THE HEIGHT OF THE LOCAL HILLS. FORECAST UPPER WINDS FOR THURSDAY AFTERNOON (WINDS IN KM/H): 900m 1800m 2700m VANCOUVER S 46 S 56 S 46 PORT HARDY S 48 S 63 S 67 SANDSPIT S 61 S 65 S 61 TODAY'S VENTING: GOOD VENTING FOR FRIDAY: FAIR TO GOOD VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/