Venting Index

Thursday July 20, 2017


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
THURSDAY 20 JULY 2017 FOR TODAY.

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

20-JULY-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   14/POOR 4       476     76/GOOD 9       2271    46/FAIR 5       1830
KAMLOOPS        13/POOR 3       591     60/GOOD 7       2074    99/GOOD 20      2155
OKANAGAN        14/POOR 4       689     91/GOOD 14      2344    68/GOOD 7       2613
CASTLEGAR       12/POOR 13      543     58/GOOD 4       3340    75/GOOD 8       2722
CRANBROOK       44/FAIR 20      1312    99/GOOD 29      3439    81/GOOD 9       3261
REVELSTOKE      12/POOR 3       614     56/GOOD 8       1798    25/POOR 3       1486
GOLDEN          13/POOR 5       920     68/GOOD 6       3270    46/FAIR 5       2377

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
PENTICTON       W  24   W  37   W  35
CRANBROOK       SW 28   SW 36   SW 37

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 20      610     45/FAIR 11      1240    79/GOOD 13      2067
100 MILE        21/POOR 9       1191    75/GOOD 16      2049    99/GOOD 23      2703
WILLIAMS LAKE   40/FAIR 11      1170    48/FAIR 14      1548    99/GOOD 19      2819
PUNTZI MTN      47/FAIR 15      1466    79/GOOD 19      1935    50/FAIR 5       2730
PRINCE GEORGE   12/POOR 11      740     70/GOOD 7       2966    99/GOOD 19      2804
BURNS LAKE      13/POOR 10      793     99/GOOD 17      2919    75/GOOD 10      2486
SMITHERS        13/POOR 5       670     91/GOOD 11      2886    95/GOOD 14      2567
MCBRIDE         10/POOR 4       775     57/GOOD 12      1661    52/FAIR 6       2345
CLEARWATER      12/POOR 3       587     58/GOOD 12      1355    53/FAIR 8       1649

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
PR. GEORGE      E  5    E  10   E  10
SMITHERS        W  8    N  3    N  8

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     18/POOR 5       718     36/FAIR 8       1082    42/FAIR 4       2139
FT ST JOHN      29/POOR 13      993     74/GOOD 10      2453    99/GOOD 21      2745
WHITEHORSE      17/POOR 5       1013    85/GOOD 9       3210    62/GOOD 5       3290
DAWSON          10/POOR 8       402     65/GOOD 8       2084    82/GOOD 16      1692
WATSON LAKE     18/POOR 7       938     56/GOOD 8       2030    82/GOOD 10      2833

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
DEASE LAKE      W  7    NW 10   NW 15
WATSON LAKE     NW 8    NW 13   NW 12
WHITEHORSE      W  3    W  5    NW 8
MAYO            NW 5    N  9    N  8

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       38/FAIR 15      395     40/FAIR 14      459     35/FAIR 8       653
FRASER VALLEY   17/POOR 4       406     43/FAIR 13      613     41/FAIR 7       1033
SQUAMISH        12/POOR 2       340     37/FAIR 11      564     24/POOR 3       1027
SRN VAN ISLD    12/POOR 3       177     36/FAIR 20      296     15/POOR 5       224
CNTRL VAN ISLD  15/POOR 2       532     57/GOOD 10      1147    40/FAIR 9       744
NRN VAN ISLD    16/POOR 5       291     26/POOR 7       484     15/POOR 29      61
TERRACE         10/POOR 1       398     79/GOOD 13      1725    35/FAIR 5       1254
STEWART         17/POOR 3       43      13/POOR 3       229     12/POOR 2       266

FORECAST UPPER WINDS FOR THIS AFTERNOON
                900M    1800M   2700M
VANCOUVER       W  22   W  41   W  37
SANDSPIT        NW 10   NW 29   W  26
PORT HARDY      SW 4    W  9    SW 8


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

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