Venting Index

Sunday April 23, 2017


You can find the old venting reports here.
FLCN39 CWVR 231330
SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY ENVIRONMENT CANADA AT 7:00 AM PDT
SUNDAY 23 APRIL 2017 FOR TODAY.

MIXING HEIGHTS IN METRES ABOVE SEA LEVEL.  AVERAGE WINDS IN KM/H.

23-APRIL-2017
SOUTHERN INTERIOR                       TODAY                           TOMORROW
                7:00 AM                 4:00 PM                 4:00 PM
                VI      WND     MXG HT  VI      WND     MXG HT  VI      WND     MXG HT
                        KM/H    M               KM/H    M               KM/H    M
FRASER CANYON   35/FAIR 25      437     99/GOOD 35      1931    99/GOOD 25      1663
KAMLOOPS        25/POOR 12      610     99/GOOD 20      3520    99/GOOD 18      2751
OKANAGAN        12/POOR 15      490     99/GOOD 20      3181    99/GOOD 15      2531
CASTLEGAR       23/POOR 24      609     99/GOOD 20      2778    86/GOOD 15      2043
CRANBROOK       14/POOR 15      1000    99/GOOD 19      3273    91/GOOD 15      2685
REVELSTOKE      24/POOR 12      688     86/GOOD 22      1500    72/GOOD 15      1559
GOLDEN          24/POOR 12      1029    98/GOOD 18      2473    93/GOOD 15      2594

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
PENTICTON       S  7    S  17   S  12
CRANBROOK       SW 18   SW 16   SW 17

CENTRAL INTERIOR                        TODAY                           TOMORROW
                7:00 AM                 4:00 PM                 4:00 PM
                VI      WND     MXG HT  VI      WND     MXG HT  VI      WND     MXG HT
                        KM/H    M               KM/H    M               KM/H    M
QUESNEL         53/FAIR 22      992     74/GOOD 22      1336    89/GOOD 12      2646
100 MILE        46/FAIR 33      1185    85/GOOD 10      3197    99/GOOD 22      3155
WILLIAMS LAKE   40/FAIR 12      1361    94/GOOD 18      2497    95/GOOD 13      3135
PUNTZI MTN      47/FAIR 16      1426    99/GOOD 22      2915    99/GOOD 14      3211
PRINCE GEORGE   30/POOR 10      1107    68/GOOD 18      1516    95/GOOD 14      2721
BURNS LAKE      69/GOOD 18      1560    80/GOOD 15      2071    94/GOOD 14      2715
SMITHERS        58/GOOD 12      1476    80/GOOD 15      1884    99/GOOD 14      2883
MCBRIDE         37/FAIR 16      1092    71/GOOD 15      1808    72/GOOD 10      2367
CLEARWATER      32/POOR 14      721     82/GOOD 15      1799    86/GOOD 15      1948

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
PR. GEORGE      NE 9    NE 17   NE 18
SMITHERS        NE 9    NE 16   N  20

NORTHERN BC/YUKON                       TODAY                           TOMORROW
                7:00 AM                 4:00 PM                 4:00 PM
                VI      WND     MXG HT  VI      WND     MXG HT  VI      WND     MXG HT
                        KM/H    M               KM/H    M               KM/H    M
FORT NELSON     51/FAIR 24      771     74/GOOD 15      1550    94/GOOD 15      2228
FT ST JOHN      54/FAIR 24      1117    62/GOOD 15      1551    78/GOOD 16      1890
WHITEHORSE      17/POOR 15      803     77/GOOD 15      1948    72/GOOD 15      1818
DAWSON          18/POOR 15      485     84/GOOD 15      1856    75/GOOD 15      1567
WATSON LAKE     39/FAIR 14      1141    65/GOOD 16      1554    84/GOOD 15      2166

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
DEASE LAKE      NW 18   NW 22   NW 22
WATSON LAKE     NW 26   NW 34   NW 35
WHITEHORSE      NW 17   NW 17   W  19
MAYO            NW 23   NW 30   NW 29

COAST                                   TODAY                           TOMORROW
                7:00 AM                 4:00 PM                 4:00 PM
                VI      WND     MXG HT  VI      WND     MXG HT  VI      WND     MXG HT
                        KM/H    M               KM/H    M               KM/H    M
VANCOUVER       26/POOR 18      365     60/GOOD 16      323     64/GOOD 22      609
FRASER VALLEY   39/FAIR 21      358     60/GOOD 16      556     63/GOOD 11      1242
SQUAMISH        27/POOR 22      312     60/GOOD 16      615     55/GOOD 11      1016
SRN VAN ISLD    22/POOR 18      358     60/GOOD 15      500     65/GOOD 18      343
CNTRL VAN ISLD  15/POOR 22      99      60/GOOD 12      830     72/GOOD 19      894
NRN VAN ISLD    35/FAIR 15      370     60/GOOD 17      731     64/GOOD 15      922
TERRACE         25/POOR 15      419     74/GOOD 17      936     88/GOOD 15      1360
STEWART         17/POOR 11      66      22/POOR 11      226     22/POOR 15      168

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
VANCOUVER       SE 5    SE 9    SW 5
SANDSPIT        SE 6    E  25   E  24
PORT HARDY      E  13   E  22   E  18


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

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