Scientific Forecaster Discussion
Area forecast discussion
National Weather Service Caribou ME
542 am EST Friday Mar 6 2015
high pressure will slide south of the area today and tonight. A
cold front will approach later Saturday then cross the region
Saturday night. High pressure will build toward the region
Near term /through tonight/...
5:45 am update...this morning will begin very cold, especially in
the valleys across the north where temperatures in some areas
dropped to the middle 20s below zero. No major changes were made to
the forecast for today.
The cold high pressure system which crested across the area
overnight will slide south of the region today. A chilly
southwesterly return flow will set in behind the high. Downeast
will be mostly sunny while some warm advection moisture advecting
in behind the high will bring some increasing clouds to northern
areas this afternoon. Clouds will continue to increase tonight as
warm advection moisture supported by a weak trough of low
pressure continues to push into the area. The north will become
mostly cloudy while downeast becomes partly cloudy. Some light
snow showers are possible across far northwestern areas late at
Short term /Saturday through Sunday/...
a cold front will approach northern Maine later Saturday. Mostly
cloudy skies along with a chance of snow showers will occur
across northern areas Saturday...with increasing clouds downeast.
The cold front will cross the region Saturday night through early
Sunday with a weak low possibly forming along the front. Expect
mostly cloudy skies along with a slight chance of snow showers
across the region Saturday night. High pressure will build toward
the region later Sunday with partly/mostly cloudy skies along with
decreasing snow shower chances. High pressure will cross the
region Sunday night with partly/mostly cloudy skies. Temperatures
will be at below normal levels Saturday/Sunday.
Long term /Sunday night through Thursday/...
an upper level disturbance could cross the region Monday with
mostly/partly cloudy skies along with a chance of snow showers.
Low pressure should track north of Maine Tuesday through early
Wednesday. Expect mostly cloudy skies along with a chance of snow
showers across northern areas Tuesday into Wednesday...with partly
cloudy skies downeast. The low will draw a cold front across the
region Wednesday night through early Thursday with partly cloudy
skies. Temperatures will be at below normal levels Monday and
Thursday. Temperatures will be at near normal levels
Tuesday...with slightly above normal level temperatures Wednesday.
Aviation /12z Friday through Tuesday/...
near term: VFR conditions are expected across the area today and
Short term: occasional MVFR conditions are possible across
northern areas Saturday with VFR conditions downeast. Occasional
MVFR conditions are possible across the entire region Saturday
night into early Sunday. VFR conditions are expected later Sunday
through Sunday night. Occasional MVFR conditions are possible
across the region Monday...particularly the north and mountains.
Occasional MVFR conditions are possible across northern areas
Tuesday...with VFR conditions downeast.
near term: the Small Craft Advisory and freezing spray advisories
for this morning were cancelled. Some light freezing spray is
still possible early this morning. A Small Craft Advisory has been
issued for the offshore waters for southwesterly winds gusting up
to 25 knots tonight.
Short term: Small Craft Advisory conditions are expected Saturday
into Saturday night. Conditions are expected to be below Small
Craft Advisory levels Sunday into Sunday night.
Marine...Small Craft Advisory from 10 PM this evening to 7 am EST
Saturday for anz050-051.