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Article #840Coastal BC -
From: weather
Date: Fri, 09 Feb 1996 00:00
Date: Fri, 09 Feb 1996 00:00
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Fpcn11 cwvr 100230
forecasts for coastal British Columbia issued by the Pacific weather
centre of Environment Canada at 7 PM PST Friday 9 February 1996 for
tonight Saturday and Sunday.
The next scheduled forecast will be issued at 5 AM Saturday.
Synopsis for coastal BC.
A ridge of high pressure brought a gorgeous sunny day to most of
the coast today. A Pacific front will move in on the north coast
Saturday bringing strong southerly winds and increasing the threat of
rain or snow inland. In the south the ridge of high pressure will
give mainly clear skies tonight and sunshine Saturday.
Temperatures will dip below freezing in many areas overnight.
Freezing level..south..1500 metres rising to 2300 Saturday.
North..400 metres rising to 1200 Saturday.
Greater Vancouver.
Tonight..mainly clear. Overnight fog patches. Low minus 1.
Saturday..mainly sunny. Morning fog patches. High near 10.
Sunday..sunny with cloudy periods. Patchy fog. Low minus 4 to plus 1.
High near 11.
Probability of precipitation in percent zero tonight. Zero Saturday
and zero Sunday.
Greater Victoria.
Tonight..mainly clear. Overnight fog patches. Low minus 1.
Saturday..mainly sunny. Morning fog patches. High 11.
Sunday..sunny with cloudy periods. Patchy fog. Low minus 2 to plus 2.
High 12.
Probability of precipitation in percent zero tonight. Zero Saturday
and zero Sunday.
Lower Fraser Valley.
Tonight..mainly clear. Overnight fog patches. Low zero to minus 5.
Saturday..mainly sunny. Morning fog patches. High 11.
Sunday..sunny with cloudy periods. Patchy fog. Low minus 5 to plus 1.
High 11.
Probability of precipitation in percent zero tonight. Zero Saturday
and zero Sunday.
Whistler.
Tonight..clear. Low minus 10.
Saturday..sunny. High 4.
Sunday..sunny with cloudy periods. Low minus 8. High 5.
Probability of precipitation in percent zero tonight. Zero Saturday
and zero Sunday.
Howe Sound.
Tonight..clear. Windy near the water. Low minus 4.
Saturday..sunny. Windy. High 10.
Sunday..sunny with cloudy periods. Patchy fog. Low minus 5 to plus 1.
High 11.
Probability of precipitation in percent zero tonight. Zero Saturday
and zero Sunday.
Sunshine Coast
east Vancouver Island.
Tonight..mainly clear. Overnight fog patches. Low zero to minus 5.
Saturday..mainly sunny. Morning fog patches. High 10.
Sunday..sunny with cloudy periods. Patchy fog. Low minus 5 to plus 1.
High 11.
Probability of precipitation in percent zero tonight. Zero Saturday
and zero Sunday.
West Vancouver Island.
Tonight..a few clouds. Overnight fog patches. Low near minus 1.
Saturday..mainly sunny. High 10.
Sunday..cloudy with sunny periods. Low minus 1 to plus 3. High 11.
Probability of precipitation in percent zero tonight. Zero Saturday
and 10 Sunday.
North Vancouver Island.
Tonight..a few clouds. Becoming windy tonight. Low zero.
Saturday..sunny with increasing cloudiness. Chance of evening
showers. Windy. High 8.
Sunday..cloudy with sunny periods. Low 2. High 9.
Probability of precipitation in percent 10 tonight. 40 Saturday and
20 Sunday.
Central coast.
Tonight..a few clouds. Becoming windy near the coast. Low plus 2
coast to minus 7 inland.
Saturday..increasing cloudiness. Slight chance of evening showers.
Wind southeast 40 to 60 km/h near the coast. High 8.
Sunday..mainly cloudy. Windy. Low 5 coast to zero inland. High 7
coast to 4 inland.
Probability of precipitation in percent 10 tonight. 30 Saturday and
20 Sunday.
North coast - coastal sections.
Tonight..mainly cloudy with clear breaks south. Chance of showers or
flurries north. Wind rising locally to southeast 50 km/h with higher
gusts in exposed areas. Low 1.
Saturday..cloudy. Rain developing over northern sections. Chance of
showers south. Wind locally southeast 60 km/h. High 7.
Sunday..periods of rain. Windy. Low 4. High 8.
Probability of precipitation in percent 60 tonight. 80 Saturday and
80 Sunday.
North coast - inland sections.
Tonight..mainly cloudy with clear breaks south and chance of flurries
north. Low minus 3.
Saturday..mainly cloudy with a chance of flurries. Snow developing
over northern sections with accumulations 8 to 12 centimetres.
Locally windy. High 1.
Sunday..periods of wet snow. Windy. Low zero. High 3.
Probability of precipitation in percent 60 tonight. 90 Saturday and
90 Sunday.
Queen Charlottes.
Wind warning in effect.
Tonight..cloudy. Chance of showers. Wind rising to southeast 60 to
90 km/h. Low 3.
Saturday..periods of rain. Wind southeast 70 to 100 km/h. High 7.
Sunday..periods of rain. Windy. Low 5. High 9.
Probability of precipitation in percent 60 tonight. 100 Saturday and
90 Sunday.
End/dj
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 X-Google-Attributes: gid100886,public From: weather@wimsey.com Subject: Coastal BC - Date: 1996/02/09 Message-ID: <P9619.212011.5627@vanbc.wimsey.com> X-Deja-AN: 138676594 sender: news@wimsey.com references: <P9619.72023.22570@vanbc.wimsey.com> supersedes: <P9619.72023.22570@vanbc.wimsey.com> organization: Wimsey Information Services newsgroups: bc.weather