FPCN39 CWLW 281330
SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN WEATHER CENTRE OF
ENVIRONMENT CANADA AT 7:00 AM PDT SATURDAY 28 OCTOBER 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 53/FAIR 559 19 69/GOOD 703 15 89/GOOD 1098 6
KAMLOOPS 14/POOR 379 29 65/GOOD 694 19 100/GOOD 1387 16
OKANAGAN 28/POOR 549 32 70/GOOD 749 20 100/GOOD 1214 17
CASTLEGAR 31/POOR 728 18 45/FAIR 608 15 85/GOOD 1100 9
CRANBROOK 31/POOR 1148 21 40/FAIR 1206 14 40/FAIR 1314 15
REVELSTOKE 31/POOR 700 19 49/FAIR 755 12 39/FAIR 773 8
FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
PENTICTON 0 0 SW 9 SW 20
CRANBROOK 0 0 S 28
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 98/GOOD 925 34 100/GOOD 1445 25 56/GOOD 1323 8
100 MILE 67/GOOD 1203 37 100/GOOD 1657 25 83/GOOD 1778 14
WILLIAMS LK 86/GOOD 1285 33 100/GOOD 1970 24 66/GOOD 1779 13
PUNTZI MNT 38/FAIR 1086 28 100/GOOD 2131 26 21/POOR 1235 5
PR. GEORGE 54/FAIR 930 27 90/GOOD 1491 19 16/POOR 797 10
BURNS LAKE 37/FAIR 867 25 83/GOOD 1437 17 27/POOR 904 11
SMITHERS 33/FAIR 871 23 85/GOOD 1390 15 28/POOR 793 10
FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
PR. GEORGE SW 28 SW 44
SMITHERS S 37 S 52
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 25/POOR 520 21 45/FAIR 750 20 66/GOOD 1134 10
FT STJOHN 28/POOR 832 31 48/FAIR 757 20 78/GOOD 1344 14
WHITEHORSE 45/FAIR 850 22 75/GOOD 1132 23 58/GOOD 1418 10
DAWSON 14/POOR 432 3 16/POOR 625 3 13/POOR 398 19
WATSON LAKE 25/POOR 1428 26 35/FAIR 767 27 43/FAIR 1190 10
FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
DEASE LAKE S 15 S 20
WATSON LAKE W 17 W 20
WHITEHORSE N 9 0 0
MAYO N 19 N 17
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 60/GOOD 236 45 95/GOOD 700 54 13/POOR 14 25
FRASER VLY 76/GOOD 407 31 100/GOOD 681 31 13/POOR 88 15
SRN VRISL 29/POOR 115 31 85/GOOD 645 44 13/POOR 48 20
CNTRL VRISL 40/FAIR 217 26 86/GOOD 665 39 22/POOR 162 17
NRN VRISL 45/FAIR 83 45 84/GOOD 638 40 47/FAIR 411 26
TERRACE 18/POOR 314 17 85/GOOD 692 12 35/FAIR 676 2
STEWART 14/POOR 60 22 80/GOOD 759 17 21/POOR 129 9
FORECAST UPPER WINDS FOR SATURDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
VANCOUVER S 16 SW 26 SW 35
SANDSPIT SE 10 S 104 SW119
PORT HARDY S 51 S 54 S 54
VENTILATION GUIDELINES:
0-33.....POOR
34-54.....FAIR
55-100.....GOOD.
VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET
END/