FPCN39 CWLW 031500
SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN
WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PST FRIDAY
3 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 55/GOOD 520 43 100/GOOD 826 19 100/GOOD 1358 15
KAMLOOPS 35/FAIR 550 17 100/GOOD 1021 21 100/GOOD 1478 20
OKANAGAN 38/FAIR 653 22 88/GOOD 969 19 59/GOOD 983 15
CASTLEGAR 28/POOR 870 5 38/FAIR 825 11 14/POOR 681 5
CRANBROOK 28/POOR 1144 13 52/FAIR 1829 18 20/POOR 1175 8
REVELSTOKE 48/FAIR 790 12 51/FAIR 937 13 34/FAIR 1122 7
FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
PENTICTON SE 9. S 19 S 41
CRANBROOK SW 9 SW 35
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 92/GOOD 922 31 34/FAIR 710 20 100/GOOD 2040 11
100 MILE 62/GOOD 1226 28 100/GOOD 1549 26 100/GOOD 2225 20
WILLIAMS LK 68/GOOD 1243 30 43/FAIR 1040 22 100/GOOD 2376 15
PUNTZI MNT 25/POOR 1010 25 100/GOOD 2023 25 100/GOOD 2536 10
PR. GEORGE 83/GOOD 1028 31 34/FAIR 841 22 70/GOOD 1862 4
BURNS LAKE 35/FAIR 860 30 100/GOOD 1617 23 100/GOOD 2182 8
SMITHERS 100/GOOD 1305 25 100/GOOD 1504 19 100/GOOD 2144 9
FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
PR. GEORGE S 50 SW 39
SMITHERS S 44 S 69
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 16/POOR 434 28 59/GOOD 796 14 30/POOR 557 20
FT STJOHN 22/POOR 784 31 100/GOOD 1698 33 100/GOOD 2053 22
WHITEHORSE 15/POOR 740 30 100/GOOD 1246 24 83/GOOD 1269 19
DAWSON 16/POOR 412 36 17/POOR 431 21 26/POOR 521 9
WATSON LAKE 22/POOR 788 27 100/GOOD 2050 25 100/GOOD 2350 18
FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
DEASE LAKE S 24 SW 44
WATSON LAKE S 24 S 19
WHITEHORSE S 19 S 26
MAYO E 37 E 28
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 33/POOR 120 25 36/FAIR 76 33 41/FAIR 94 19
FRASER VLY 13/POOR 88 23 35/FAIR 183 23 80/GOOD 682 13
SRN VRISL 20/POOR 101 16 39/FAIR 75 24 43/FAIR 355 17
CNTRL VRISL 47/FAIR 293 20 34/FAIR 150 22 59/GOOD 656 17
NRN VRISL 100/GOOD 455 39 100/GOOD 933 21 100/GOOD 1308 30
TERRACE 79/GOOD 805 26 78/GOOD 731 14 89/GOOD 930 14
STEWART 54/FAIR 371 22 55/GOOD 53 16 35/FAIR 210 15
FORECAST UPPER WINDS FOR FRIDAY AFTERNOON (WINDS IN KM/H) :
900m 1800m 2700m
VANCOUVER S 29 S 37 S 31
SANDSPIT S 57 S 57 S 54
PORT HARDY S 31 S 44 S 54
VENTILATION GUIDELINES:
0-33.....POOR
34-54.....FAIR
55-100.....GOOD.
VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET
END/
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