FPCN39 CWLW 271500
SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN
WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST MONDAY
27 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 41/FAIR 462 21 89/GOOD 805 16 100/GOOD 1890 12
KAMLOOPS 31/POOR 551 18 100/GOOD 995 19 100/GOOD 1913 9
OKANAGAN 52/FAIR 696 23 100/GOOD 1572 13 100/GOOD 2401 16
CASTLEGAR 22/POOR 674 10 100/GOOD 1870 14 100/GOOD 2520 13
CRANBROOK 16/POOR 1036 7 100/GOOD 2044 15 100/GOOD 2692 19
REVELSTOKE 20/POOR 572 16 64/GOOD 1018 8 100/GOOD 1637 10
FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
PENTICTON 0 0 W 11 W 22
CRANBROOK NW 13 W 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 86/GOOD 957 25 100/GOOD 1561 22 100/GOOD 2110 12
100 MILE 95/GOOD 1401 25 100/GOOD 2085 24 100/GOOD 2429 16
WILLIAMS LK 80/GOOD 1326 27 100/GOOD 2045 21 100/GOOD 2721 12
PUNTZI MNT 17/POOR 971 19 100/GOOD 2489 21 100/GOOD 2548 16
PR. GEORGE 80/GOOD 1089 24 100/GOOD 1726 18 100/GOOD 2268 18
BURNS LAKE 41/FAIR 928 24 100/GOOD 1983 21 100/GOOD 2303 20
SMITHERS 32/POOR 708 23 100/GOOD 1612 15 100/GOOD 1858 17
FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
PR. GEORGE SW 39 W 37
SMITHERS SW 63 SW 83
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 465 22 100/GOOD 1672 18 100/GOOD 2315 28
FT STJOHN 39/FAIR 891 27 100/GOOD 2477 27 100/GOOD 3115 32
WHITEHORSE 36/FAIR 874 22 100/GOOD 1271 21 100/GOOD 1560 23
DAWSON 19/POOR 442 28 43/FAIR 628 19 52/FAIR 793 17
WATSON LAKE 19/POOR 769 21 100/GOOD 2267 20 100/GOOD 2785 30
FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
DEASE LAKE SW 46 SW 94
WATSON LAKE S 41 SW 52
WHITEHORSE S 43 S 80
MAYO SE 39 S 37
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 97/GOOD 438 18 27/POOR 157 21 100/GOOD 1008 23
FRASER VLY 67/GOOD 421 18 29/POOR 229 19 100/GOOD 1252 19
SRN VRISL 65/GOOD 455 15 95/GOOD 503 22 100/GOOD 1126 17
CNTRL VRISL 100/GOOD 581 22 100/GOOD 1125 17 100/GOOD 1142 13
NRN VRISL 84/GOOD 600 25 84/FAIR 700 19 87/GOOD 886 12
TERRACE 31/POOR 435 18 62/GOOD 623 17 82/GOOD 1049 9
STEWART 18/POOR 106 15 22/POOR 112 17 59/GOOD 487 10
FORECAST UPPER WINDS FOR MONDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
VANCOUVER SE 12 SW 13 W 20
SANDSPIT S 90 SW 98 SW104
PORT HARDY S 50 S 52 SW 43
VENTILATION GUIDELINES:
0-33.....POOR
34-54.....FAIR
55-100.....GOOD.
VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET
END/WJW
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