Venting Index

Saturday April 20, 2019


You can find the old venting reports here.
FLCN39 CWVR 201330
SMOKE CONTROL FORECAST FOR BC AND YUKON ISSUED BY ENVIRONMENT CANADA AT 7:00 AM PDT
SATURDAY 20 APRIL 2019 FOR TODAY.

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

20-APRIL-2019
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   29/POOR 6       885     29/POOR 3       1571    99/GOOD 20      1933
KAMLOOPS        52/FAIR 17      906     85/GOOD 12      2256    76/GOOD 6       3412
OKANAGAN        18/POOR 7       704     89/GOOD 14      2221    99/GOOD 16      2729
CASTLEGAR       14/POOR 4       716     54/FAIR 6       2220    28/POOR 2       2354
CRANBROOK       13/POOR 8       1041    83/GOOD 11      2925    81/GOOD 9       3212
REVELSTOKE      13/POOR 2       781     31/POOR 3       1918    43/FAIR 5       1898
GOLDEN          17/POOR 5       1070    66/GOOD 8       2557    56/GOOD 5       2940

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
PENTICTON       NW 10   W  11   W  15
CRANBROOK       W  19   SW 41   SW 39

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         16/POOR 9       679     37/FAIR 4       2003    52/FAIR 4       2984
100 MILE        76/GOOD 24      1712    71/GOOD 10      2566    75/GOOD 6       3940
WILLIAMS LAKE   51/FAIR 20      1409    46/FAIR 5       2521    95/GOOD 9       4138
PUNTZI MTN      30/POOR 6       1607    60/GOOD 6       2928    99/GOOD 13      3341
PRINCE GEORGE   31/POOR 16      969     67/GOOD 8       2524    82/GOOD 9       3022
BURNS LAKE      26/POOR 12      996     72/GOOD 9       2548    99/GOOD 22      2306
SMITHERS        14/POOR 4       736     59/GOOD 6       2467    72/GOOD 9       2353
MCBRIDE         61/GOOD 10      1976    46/FAIR 5       2343    65/GOOD 6       3056
CLEARWATER      13/POOR 6       528     51/FAIR 6       1975    51/FAIR 4       2773

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
PR. GEORGE      NW 24   NW 31   NW 31
SMITHERS        W  23   W  27   W  25

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     96/GOOD 32      1294    99/GOOD 22      3013    85/GOOD 9       2925
FT ST JOHN      96/GOOD 31      1640    99/GOOD 20      3350    99/GOOD 24      3121
WHITEHORSE      19/POOR 11      864     99/GOOD 19      2974    99/GOOD 26      2445
DAWSON          12/POOR 14      403     99/GOOD 21      2703    99/GOOD 32      2140
WATSON LAKE     60/GOOD 20      1291    99/GOOD 15      2931    97/GOOD 14      2830

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
DEASE LAKE      W  18   W  30   W  31
WATSON LAKE     W  19   W  23   W  26
WHITEHORSE      W  21   W  23   W  25
MAYO            W  28   W  29   W  23

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       22/POOR 12      202     43/FAIR 14      509     61/GOOD 20      627
FRASER VALLEY   19/POOR 9       256     62/GOOD 10      1339    58/GOOD 10      1217
SQUAMISH        13/POOR 8       149     35/FAIR 5       1120    32/POOR 4       1184
SRN VAN ISLD    36/FAIR 24      250     19/POOR 5       399     26/POOR 13      269
CNTRL VAN ISLD  28/POOR 23      182     56/GOOD 9       1231    67/GOOD 14      1077
NRN VAN ISLD    28/POOR 21      195     55/GOOD 15      720     65/GOOD 17      844
TERRACE         15/POOR 3       601     39/FAIR 5       1483    55/GOOD 14      969
STEWART         10/POOR 1       171     43/FAIR 10      719     24/POOR 10      294

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
VANCOUVER       N  17   NW 16   NW 17
SANDSPIT        W  17   W  19   W  15
PORT HARDY      SW 22   SW 25   W  24


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

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