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Article #828Coastal BC -
From: weather
Date: Tue, 06 Feb 1996 00:00
Date: Tue, 06 Feb 1996 00:00
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9972 bytes
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Fpcn11 cwvr 061830
forecasts for coastal British Columbia issued by the Pacific weather
centre of Environment Canada at 10 AM PST Tuesday 6 February 1996 for
today and Wednesday.
The next scheduled forecast will be issued at 4 PM.
Synopsis for coastal BC.
Another front embedded in a mild moist southwest flow will
reach the coast this afternoon. The front is moving very quickly and
only a few hours of steady rain is expected. Showers however will
linger behind the front overnight. Yet another front will bring more
rain Wednesday.
Strong winds are once again developing ahead of the front. As a
result wind warnings are in effect from northern Vancouver Island
northwards. Winds should be lighter with the next front on
Wednesday.
The very mild temperatures along the coast will continue with
afternoon highs three to five degrees above seasonal values.
Freezing level..south..near 2000 this afternoon and lowering to 1600
overnight. Levels rising to 2300 Wednesday evening.
North..1800 metres coast to 1100 inland. Levels 2000 coast and 1300
inland Wednesday.
Greater Vancouver.
Today..periods of rain. Windy. High near 11.
Tonight..mainly cloudy with a few showers. Windy. Low near 6.
Wednesday..periods of rain developing. Windy. High 11.
Probability of precipitation in percent 100 today. 80 tonight and
100 Wednesday.
Greater Victoria.
Today..periods of rain. Southerly wind 40 to 60 km/h. High 11.
Tonight..mainly cloudy with a few showers. Windy. Low 5.
Wednesday..periods of rain. Windy. High 12.
Probability of precipitation in percent 100 today. 80 tonight and
100 Wednesday.
Lower Fraser Valley.
Today..periods of rain beginning this morning. Windy. High near 11.
Tonight..mainly cloudy with a few showers. Windy. Low near 6.
Wednesday..periods of rain. Windy at times. High near 11.
Probability of precipitation in percent 100 today. 90 tonight and
100 Wednesday.
Whistler.
Today..periods of rain. Windy at times. High 5.
Tonight..mainly cloudy with a few showers at times mixed with snow.
Locally windy. Low near zero.
Wednesday..periods of rain. Windy at times. High 5.
Probability of precipitation in percent 100 today. 80 tonight and
100 Wednesday.
Howe Sound.
Today..periods of rain. Windy. High 10.
Tonight..mainly cloudy with a few showers. Windy at times. Low 6.
Wednesday..periods of rain. High 12.
Probability of precipitation in percent 100 today. 90 tonight and
100 Wednesday.
Sunshine Coast
east Vancouver Island.
Wind warning ended.
Today..periods of rain. Wind southerly 30 to 50 km/h exposed areas.
High near 10.
Tonight..mainly cloudy with a chance of showers. Windy at times.
Low 6.
Wednesday..periods of rain developing. Windy at times. High 11.
Probability of precipitation in percent 100 today. 60 tonight and
100 Wednesday.
West Vancouver Island.
Today..periods of rain. Rain heavy at times. Southeast wind 40 to
60 km/h shifting to west and easing this afternoon. High 11.
Tonight..mainly cloudy with a few showers. Windy. Low near 7.
Wednesday..periods of rain. Windy. High 10.
Probability of precipitation in percent 100 today. 80 tonight and
100 Wednesday.
North Vancouver Island.
Wind warning in effect.
Today..periods of rain. Southeast wind 40 to 80 km/h with higher
gusts along exposed coasts. Wind easing this afternoon. High 9.
Tonight..mainly cloudy with a few showers. Windy. Low near 5.
Wednesday..cloudy with showers. Windy. High 9.
Probability of precipitation in percent 100 today. 80 tonight and
90 Wednesday.
Central coast - coastal sections.
Wind warning in effect.
Today..periods of rain. Southeast wind 40 to 80 km/h easing this
afternoon. High 9.
Tonight..mainly cloudy with a few showers. Windy. Low 5.
Wednesday..cloudy with showers. Windy. High 8.
Probability of precipitation in percent 100 today. 80 tonight and
90 Wednesday.
Central coast - inland sections.
Today..periods of rain. Locally windy. High 5.
Tonight..rain easing to showers this evening. Showers mixed
with snow overnight. Low near 2.
Wednesday..mainly cloudy with showers. Showers mixed with snow
in the morning. High 4.
Probability of precipitation in percent 90 today. 80 tonight and
90 Wednesday.
North coast - coastal sections.
Wind warning in effect.
Today..periods of rain. Southeast wind 40 to 80 km/h. Wind easing
this afternoon. High 9.
Tonight..mainly cloudy with a few showers. Windy. Low 4.
Wednesday..cloudy with showers. Windy. High 9.
Probability of precipitation in percent 100 today. 80 tonight and
90 Wednesday.
North coast - inland sections.
Today..periods of rain at times mixed with snow. High 5.
Tonight..mainly cloudy with a chance of showers or flurries. Low near
zero.
Wednesday..periods of rain at times mixed with snow. High plus 3.
Probability of precipitation in percent 100 today. 60 tonight and
100 Wednesday.
Queen Charlottes.
Today..periods of rain. Southerly wind 40 to 60 km/h shifting to west
and easing this afternoon. High 9.
Tonight..mainly cloudy with a chance of showers. Windy. Low 4.
Wednesday..periods of rain developing. Southeast wind 40 to 60 km/h
easing in the afternoon. High 9.
Probability of precipitation in percent 100 today. 60 tonight and
90 Wednesday.
End/bdr
405
fpcn50 cwvr 032130
mountain weather forecast for coastal British Columbia issued by the
Pacific weather centre of Environment Canada in Vancouver at 2:00 PM
PST Wednesday 3 January 1996 valid until midnight Thursday. The next
scheduled forecast will be issued at 6:00 AM PST Thursday.
Precipitation intensity is forecast as an
hourly rate of snowfall water equivalent.
Nil light moderate heavy
no pcpn up to 2.5 mm 2.5 to 7.5 mm more than 7.5 mm
discussion.
A big upper ridge covers the gulf of Alaska with a northerly flow
over the coast. The ridge supports a 1040 mb arctic surface high
centered over the central yukon. This high centre will move to
north-central BC by Thursday afternoon. The arctic front extends
from near rosespit on the queen Charlottes to vicinty bella coola -
southeastwards. Overnight the central and southern portions will
push out to queen charlotte Sound on the central coast and strait of
georgia in the south. Cloud associated with the front May generate
some isolated light flurries over eastern slopes tonight. Otherwise
conditions will be mainly clear and cold with strong surface outflow
winds through the inlets and valleys.
Freezing level..surface central and north coasts. In the south near
1400 metres coast to 1000 metres inland lowering to 600 metres coast
and surface inland overnight and Thursday.
Extended outlook.
On Friday the surface high will move to central sask and the upper
high will drift eastward allowing overrunning cloud on the next
series of fronts to reach the coast in the evening and precipitation
to spread onto the coast overnight. On sat the upper high will move
inland bringing a mild southwest flow over the coast with rising
freezing levels and significant precipitation. The front will move
inland early sun leaving the coast under an unstable showery and
somewhat cooler pattern again.
South coast mountains.
Warnings.. None.
Occasional light flurries eastern slopes this evening then nil.
Mountaintop winds..northwest 20 km/h becoming northeast 20 km/h
overnight. Outflow winds 30 to 40 km/h at the surface.
Location precip to 4am precip 4am-4pm min max
Thursday Thursday
squamish nil nil -3 -1
duffey lk 0-1 nil -10 -7
allison pass 0-1 nil -5 -3
Fraser canyon nil nil -2 0
central coast mountains.
Warnings.. Artic outflow warning.
Occasional light flurries eastern slopes this evening then nil.
Mountaintop winds..northeast 30 to 40 km/h. Outflow winds 50 to 80
km/h at the surface.
Location precip to 4am precip 4am-4pm min max
Thursday Thursday
heckman pass 0-1 nil -12 -9
north coast mountains.
Warnings.. Artic outflow warning.
Nil tonight and thurs.
Mountaintop winds..northeast 30 to 40 km/h becoming easterly 30 to
40 km/h overnight. Outflow winds 60 to 90 km/h at the surface.
Location precip to 4am precip 4am-4pm min max
Thursday Thursday
terrace tyee nil nil -6 -2
bear pass nil nil -11 -8
ningunsaw pass nil nil -16 -11
telegraph crk nil nil -17 -6
confidence..good. Fairly straightfoward dry arctic pattern in the
short term. Tempertures in the north might be a little colder.
Details of the breakdown fri night and sat still a little uncertain
but thickness pattern and advections indicate freezing levels near
1800 metres in the south and 1500 metres in the north for sat
afternoon. In addition there's a good chance of some freezing rain
with this situation.
This mountain weather forecast was produced for BC ministry of
transportation and highways, snow avalanche programs and applies
specifically to those areas in the forecast. If further information
or other products are required for local operations, please call
664-9033.
End/db
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 100886,56cd0e9066341d5a,start X-Google-Attributes: gid100886,public From: weather@wimsey.com Subject: Coastal BC - Date: 1996/02/06 Message-ID: <P9616.132021.24372@vanbc.wimsey.com> X-Deja-AN: 138227826 sender: news@wimsey.com references: <P9615.192018.14256@vanbc.wimsey.com> supersedes: <P9615.192018.14256@vanbc.wimsey.com> organization: Wimsey Information Services newsgroups: bc.weather