FPCN39 CWLW 181400
SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY THE MOUNTAIN
WEATHER SERVICE OFFICE OF ENVIRONMENT CANADA AT 7:00 AM PDT SUNDAY
18 JUNE 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  89/GOOD   924   11    100/GOOD  1822    8    100/GOOD  2256    9
KAMLOOPS     80/GOOD   999   20    100/GOOD  1848   18    100/GOOD  2095   23
OKANAGAN     43/FAIR   702   18    100/GOOD  1801   19    100/GOOD  2245   20
CASTLEGAR    16/POOR   608    8    100/GOOD  2404   13    100/GOOD  2082   14
CRANBROOK    17/POOR  1029   16    100/GOOD  2389   21    100/GOOD  2506   24
REVELSTOKE   32/POOR   735   12     58/GOOD  1082    8    100/GOOD  1779   15

FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) :
            900m     1800m     2700m
PENTICTON  0   0     0   0     NW 13
CRANBROOK            0   0     0   0



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     100/GOOD  1264   20    100/GOOD  2488   22    100/GOOD  2192   16
100 MILE     66/GOOD  1474   17    100/GOOD  2523   24    100/GOOD  2603   24
WILLIAMS LK 100/GOOD  1738   13    100/GOOD  2928   21    100/GOOD  2666   16
PUNTZI MNT  100/GOOD  1742   18    100/GOOD  3143   26    100/GOOD  2712   17
PR. GEORGE  100/GOOD  1319   22    100/GOOD  2278   23    100/GOOD  2337   20
BURNS LAKE  100/GOOD  1788   21    100/GOOD  2429   28    100/GOOD  2416   24
SMITHERS    100/GOOD  1467   17    100/GOOD  2126   23    100/GOOD  1962   19

FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) :
            900m     1800m     2700m
PR. GEORGE           SW 33     SW 39
SMITHERS             W  35     W  41



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      89/GOOD   722   35    100/GOOD  2495   25    100/GOOD  2242   22
FT STJOHN    23/POOR   810   22    100/GOOD  1392   24    100/GOOD  2938   23
WHITEHORSE   98/GOOD  1282   20    100/GOOD  1445   18    100/GOOD  1894   23
DAWSON       87/GOOD  1325   12    100/GOOD  2155   10    100/GOOD  2457   20
WATSON LAKE 100/GOOD  1241   26    100/GOOD  2608   24    100/GOOD  2383   28

FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) :
            900m     1800m     2700m
DEASE LAKE           SW 20     W  31
WATSON LAKE          W  28     W  28
WHITEHORSE           SW 22     SW 26
MAYO                 S  19     SE 31



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    23/POOR   205    1     73/GOOD   418   26     55/GOOD   581   15
FRASER VLY   48/FAIR   444   17    100/GOOD   886   19     87/GOOD   959   13
SRN VRISL    37/FAIR   196   28     74/GOOD   691   24     54/GOOD   512   18
CNTRL VRISL  62/GOOD   405   20    100/GOOD  1272   20    100/GOOD  1076    9
NRN VRISL   100/GOOD   668   28    100/GOOD   993   42    100/GOOD   839   32
TERRACE     100/GOOD  1159   11    100/GOOD  1733   14     96/GOOD  1332   10
STEWART      44/FAIR   372   12     84/GOOD   661   12     43/FAIR   482    9

FORECAST UPPER WINDS FOR SUNDAY AFTERNOON (WINDS IN KM/H) :
            900m     1800m     2700m
VANCOUVER  0   0     0   0     N  19
SANDSPIT   W  29     W  33     W  39
PORT HARDY W  20     W  35     W  41

VENTILATION GUIDELINES:
          0-33.....POOR
          34-54.....FAIR
          55-100.....GOOD.
VENTILATION INDICES NORMALLY DROP TO POOR AFTER SUNSET


END/MTNWC/TAL
$$$$^^