Please wait...checking for disk quotas [H[2J" The Government of Canada expressly disclaims any warranties or representations with respect to the Environment Canada Electronic Weather Bulletin Board Service, either expressed or implied, including but not limited to, the implied warranties of fitness for the purpose of accessing meteorological, climatological or other data. In no event will the Government of Canada have any obligation arising from contract or tort, or for loss of revenue or profit, or for indirect, special, incidental or consequential damages arising from the use of this information." If you observe SEVERE weather, or have technical problems with one of our services, such as WeatherBoard, WeatherFax, etc., please call 664-9028. *** NEWS: Samples of GOES-90 satellite images and RAVOS remote photographs are now downloadable from Basic User Menu/New Sample Menu. Welcome to Environment Canada's WeatherBoard Service... If you are not a subscriber yet, enter basic when asked to login. 2 FPCN39 CWLW 111456 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 PDT THURSDAY 11 JULY 1996 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 32 21 800 4 100 30 3200 11 KAMLOOPS KEL 34 21 1150 4 100 30 3350 11 OKANAGAN KEL 23 19 700 4 100 31 3350 11 CASTLEGAR GEG 28 21 750 8 100 32 3500 19 CRANBROOK GEG 10 19 950 23 100 28 3950 20 REVELSTOKE KEL 16 17 600 4 100 27 3450 11 *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 VR 5 N 11 NW 15 CRANBROOK VR 5 VR 5 INVERSION HT BREAKTHRU TEMP KELOWNA 700 m 18 C SPOKANE 770 m 21 C TODAY'S VENTING: POOR IN THE MORNING BECOMING GOOD BY AFTERNOON AS SURFACE INVERSION BREAKS AND WINDS FRESHEN. VENTING FOR FRIDAY: FAIR TO GOOD. VENTING OUTLOOK SATURDAY THRU MONDAY: ONLY FAIR DUE TO STRONG SURFACE INVERSIONS AND LIGHT WINDS. 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. 100 15 2350 14 100 23 3950 16 PR. GEORGE P.G. 69 14 1150 18 100 24 3700 16 SMITHERS ANN 87 15 1850 10 99 22 2250 10 WELLS GRAY P.G. 100 15 2450 15 100 25 4000 16 FT NLSN F.N. 19 16 500 10 100 22 3400 28 FT STJOHN F.N. 9 15 700 30 100 22 3700 30 *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 W 19 NW 24 SMITHERS W 15 NW 24 INVERSION HT BREAKTHRU TEMP PR. GEORGE 830 m 14 C FT. NELSON 550 m 18 C TODAY'S VENTING: GOOD EXCEPT POOR IN NORTHEAST UNTIL EARLY AFTERNOON. VENTING FOR FRIDAY: GOOD VENTING OUTLOOK SATURDAY THRU MONDAY: FAIR TO GOOD. COAST UPPER ***** MORNING ****** ***** AFTERNOON **** AIR VI Tmp MXG HT Wnd VI Tmp MXG HT Wnd (mASL) (kt) (mASL) (kt) VANCOUVER HRDY 60 20 910 10 70 23 1100 15 FRASER VLY HRDY 58 22 1050 8 90 30 1800 10 SRN VRISL HRDY 30 17 580 5 95 27 1910 10 CNTRL VRISL HRDY 56 21 890 10 100 30 2100 25 NRN VRISL HRDY 45 15 550 8 86 21 1000 13 TERRACE ANN 82 16 1150 12 100 21 2100 10 STEWART ANN 68 16 750 11 100 21 2100 10 *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 NW 11 N 9 N 9 PORT HARDY N 31 N 28 NW 26 SANDSPIT NW 11 NW 19 NW 22 INVERSION HT BREAKTHRU TEMP QUILLAYUTE MISSING PORT HARDY 1200 m 21 C ANNETTE NIL TODAY'S VENTING: POOR TO FAIR FOR MOST OF THE DAY BECOMING GOOD LATER THIS AFTERNOON. VENTING FOR FRIDAY: FAIR TO GOOD VENTING OUTLOOK SATURDAY THRU MONDAY: FAIR TO GOOD VENTILATION GUIDELINES: 0-33.....POOR 34-54.....FAIR 55-100.....GOOD. VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET. END/BB -------------------------------------------------- Special Industry Related Information -------------------------------------------------- 1 - Smoke Forecast, Coast 2 - Smoke Forecast, Interior Q - Return to Previous menu -------------------------------------------------- l Previous usage time: 27:03:33 This session: 00:01:18 --------Total Usage time: 27:04:51 Today's usage time: 00:05:13 This month's usage time: 00:57:36 ----This account expires: 12/31/96