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Article #935Coastal BC -
From: weather
Date: Sat, 06 Jan 1996 00:00
Date: Sat, 06 Jan 1996 00:00
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Fpcn11 cwvr 070301
forecasts for coastal British Columbia issued by the Pacific weather
centre of Environment Canada at 7 PM PST Saturday 6 January 1996 for
tonight Sunday and Monday.
The next scheduled forecast will be issued at 5 AM Sunday.
Synopsis for coastal BC.
The front that brought heavy rain-strong winds-freezing rain and
snow to the coast during the past 24 hours will exit the south coast
region overnight. Intermittent rain or showers is expected behind
the front. On the north coast the arctic air remains inland and
periods of light snow will persist. On Sunday a wet onshore flow
from the Pacific will continue. Weak upper disturbances May enhance
shower activity from time to time through Monday.
Freezing level..south..2400 metres sloping to 1600 metres inland.
Freezing level lowering to 1500 metres Sunday afternoon.
North..near 1300 metres sloping to the surface inland.
Freezing level lowering to 1000 metres Sunday morning.
Greater Vancouver.
Heavy rain warning ended.
Tonight..cloudy with showers. Southerly wind 30 to 60 km/h easing
overnight. Low 5.
Sunday..periods of rain. High 9.
Monday..periods of rain. Low 4. High 9.
Probability of precipitation in percent 90 tonight. 90 Sunday and
90 Monday.
Greater Victoria.
Tonight..cloudy with showers. Windy. Low 4.
Sunday..periods of rain. High 10.
Monday..periods of rain. Low 5. High 10.
Probability of precipitation in percent 90 tonight. 90 Sunday and
80 Monday.
Lower Fraser Valley.
Tonight..rain easing to showers. Southerly wind 40 to 60 km/h this
easing overnight. Low near 3.
Sunday..periods of rain. High near 9.
Monday..periods of rain. Low near 4. High near 9.
Probability of precipitation in percent 100 tonight. 90 Sunday and
90 Monday.
Whistler.
Freezing rain warning continued.
Tonight..showers at times mixed with snow. Patchy freezing rain in
the pemberton Valley. Temperature steady near 1 except near minus 2
in the pemberton Valley.
Sunday..periods of rain or mixed rain and snow. High 3.
Monday..periods of rain. Low near 2. High near 4.
Probability of precipitation in percent 100 tonight. 100 Sunday and
90 Monday.
Howe Sound.
Heavy rain warning ended.
Tonight..rain easing to showers. Low 4.
Sunday..periods of rain. High 9.
Monday..periods of rain. Low near 4. High near 9.
Probability of precipitation in percent 100 tonight. 100 Sunday and
90 Monday.
Sunshine Coast.
Heavy rain warning ended.
Tonight..cloudy with showers. Southeast wind 30 to 50 km/h. Low 4.
Sunday..periods of rain. High 8.
Monday..periods of rain. Low near 3. High near 8.
Probability of precipitation in percent 100 tonight. 90 Sunday and
90 Monday.
East Vancouver Island.
Heavy rain warning ended.
Tonight..cloudy with showers. Southeast wind 40 to 60 km/h easing
this evening. Low 3.
Sunday..periods of rain. High 9.
Monday..periods of rain. Low near 3. High near 10.
Probability of precipitation in percent 90 tonight. 90 Sunday and
90 Monday.
West Vancouver Island.
Tonight..cloudy with showers. Locally windy. Low 6.
Sunday..periods of rain. High 10.
Monday..periods of rain. Windy. Low near 5. High near 9.
Probability of precipitation in percent 80 tonight. 90 Sunday and
90 Monday.
North Vancouver Island.
Tonight..cloudy. A few showers. Windy. Low 3.
Sunday..periods of rain. Windy in exposed areas. High 8.
Monday..periods of rain. Windy. Low near 4. High near 9.
Probability of precipitation in percent 80 tonight. 90 Sunday and
90 Monday.
Central coast - coastal sections.
Tonight..cloudy with showers. Windy. Low 4.
Sunday..cloudy with showers. Windy. High 9.
Monday..periods of rain. Low near 3. High 7.
Probability of precipitation in percent 90 tonight. 90 Sunday and
90 Monday.
Central coast - inland sections.
Freezing rain warning in effect.
Tonight..periods of snow mixed at times with freezing rain.
Low minus 3.
Sunday..cloudy with wet snowshowers. High 3.
Monday..periods of rain. Low 1. High 4.
Probability of precipitation in percent 90 tonight. 90 Sunday and
90 Monday.
North coast - coastal sections.
Tonight..cloudy with showers. Windy in exposed areas. Low 4.
Sunday..cloudy with showers. High 7.
Monday..periods of rain. Low near 3. High 6.
Probability of precipitation in percent 100 tonight. 90 Sunday and
90 Monday.
North coast - inland sections.
Tonight..cloudy with periods of snow. Temperature steady near
minus 8.
Sunday..periods of snow. High minus 2.
Monday..periods of rain or wet snow. Low near minus 3. High near 2.
Probability of precipitation in percent 90 tonight. 90 Sunday and
90 Monday.
Queen Charlottes.
Tonight..cloudy with a few showers. Windy. Low 4.
Sunday..cloudy with a few showers. High 8.
Monday..cloudy with a few showers. Low 1. High 6.
Probability of precipitation in percent 80 tonight. 80 Sunday and
90 Monday.
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,b8ed3df5ae311b9b X-Google-Attributes: gid100886,public From: weather@wimsey.com Subject: Coastal BC - Date: 1996/01/06 Message-ID: <P9606.202024.7087@vanbc.wimsey.com> X-Deja-AN: 134179082 sender: news@wimsey.com references: <P9606.172015.29696@vanbc.wimsey.com> supersedes: <P9606.172015.29696@vanbc.wimsey.com> organization: Wimsey Information Services newsgroups: bc.weather