FPCN39 CWLW 171400
SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN
WEATHER CENTRE OF ENVIRONMENT CANADA AT 7:00 AM PDT MONDAY 17 JULY
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 26/POOR 424 14 100/GOOD 2256 5 100/GOOD 2045 7
KAMLOOPS 18/POOR 446 15 100/GOOD 2471 6 100/GOOD 2219 6
OKANAGAN 14/POOR 504 2 100/GOOD 2729 6 100/GOOD 2524 9
CASTLEGAR 17/POOR 592 13 100/GOOD 2726 8 100/GOOD 2858 11
CRANBROOK 22/POOR 1083 19 100/GOOD 3229 14 100/GOOD 2971 11
REVELSTOKE 14/POOR 507 9 100/GOOD 2322 9 100/GOOD 1807 8
FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
PENTICTON 0 0 NE 9 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 29/POOR 751 16 92/GOOD 2324 7 61/GOOD 1945 5
100 MILE 18/POOR 1053 13 100/GOOD 2707 8 92/GOOD 2484 8
WILLIAMS LK 18/POOR 1048 14 90/GOOD 2708 6 79/GOOD 2418 6
PUNTZI MNT 18/POOR 1032 10 74/GOOD 2710 4 100/GOOD 2531 11
PR. GEORGE 32/POOR 973 12 71/GOOD 2303 5 55/GOOD 1924 4
BURNS LAKE 39/FAIR 1151 12 57/GOOD 2347 5 100/GOOD 2152 9
SMITHERS 35/FAIR 907 11 61/GOOD 2109 6 100/GOOD 1831 10
FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
PR. GEORGE NW 19 W 26
SMITHERS NW 28 NW 31
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 20/POOR 502 14 100/GOOD 2252 10 83/GOOD 1639 4
FT STJOHN 49/FAIR 1552 8 59/GOOD 2563 2 100/GOOD 3075 12
WHITEHORSE 100/GOOD 1349 16 100/GOOD 1615 15 100/GOOD 2123 15
DAWSON 100/GOOD 1423 12 100/GOOD 2132 13 100/GOOD 2735 14
WATSON LAKE 16/POOR 785 6 100/GOOD 2270 12 100/GOOD 2062 12
FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
DEASE LAKE NW 15 N 19
WATSON LAKE 0 0 N 9
WHITEHORSE W 13 0 0
MAYO S 11 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 16/POOR 90 5 44/FAIR
336 5 44/FAIR 329 3
FRASER VLY 15/POOR 135 7 44/FAIR 976 10 44/FAIR 963 10
SRN VRISL 17/POOR 80 19 44/FAIR 323 6 44/FAIR 283 7
CNTRL VRISL 26/POOR 185 23 49/FAIR 964 2 44/FAIR 809 2
NRN VRISL 47/FAIR 332 20 68/GOOD 570 25 44/FAIR 598 20
TERRACE 22/POOR 397 10 49/FAIR 1579 4 44/FAIR 1281 9
STEWART 13/POOR 70 5 49/FAIR 480 3 44/FAIR 395 7
FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
VANCOUVER E 16 SE 13 0 0
SANDSPIT N 38 NW 33 NW 31
PORT HARDY N 33 N 19 N 19
VENTILATION GUIDELINES:
0-33.....POOR
34-54.....FAIR
55-100.....GOOD.
VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET
END/
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