Area Forecast Discussion
Issued by NWS Caribou, ME

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245 FXUS61 KCAR 171108 AFDCAR Area Forecast Discussion National Weather Service Caribou ME 608 AM EST Fri Feb 17 2017 .SYNOPSIS... Low pressure will continue to move through the gulf of Saint Lawrence today. High pressure will briefly build across the region tonight. An Alberta clipper type system will approach from the northwest on Saturday and cross just north of the region on Sunday. && .NEAR TERM /THROUGH TONIGHT/...
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Update... Adjusted hourly temps and dew points based on current observations. previous discussion Low pressure will continue to slowly lift across the gulf of St. Lawrence today. Gusty northwest winds will continue into this afternoon in the wake of the departing low and a ridge of high pressure building in from the west. The gusty northwest winds could certainly produce some patchy blowing snow across open areas but will not mention in forecast as it will be localized. Expect mainly cloudy skies this morning to give way to partial clearing by afternoon. High temperatures today will range from the upper 20s to around 30 degrees across the north and low to mid 30s downeast. Surface ridge will briefly build across the region tonight with diminishing winds. Expect mainly clear skies this evening to give way to increasing clouds after midnight ahead of approaching clipper type system from the northwest. Lows tonight will range from the single digits above zero north to low to mid teens downeast.
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&& .SHORT TERM /SATURDAY THROUGH SUNDAY NIGHT/... Sat will begin with increasing cldnss as warm advcn well ahead of an Alberta clipper s/wv moves E across the region, with sn shwrs possible across Nrn ptns of the region Sat aftn and eve with the passage of a weak warm front. Any accumulation will be arnd an inch or less. Aft a break in sn shwrs late Sat ngt into Sun morn, another round of rn/sn shwrs are xpctd Sun aftn and eve msly across the N as a cold front crosses the region behind sfc low pres tracking Ewrd toward the Gaspe Peninsula with mild sfc-BL temps likely somewhat negating lmtd sn accumulation. Temps will be milder during this ptn of the fcst, spcly across Downeast areas which will receive greater day tm sunshine both days. && .LONG TERM /MONDAY THROUGH THURSDAY/... Following the cold front Sunday night, semi-arctic air will bring colder and brisk conditions on Mon under ptly to msly sunny skies. After a ngt of radiational cooling provides a chilly start to Tues morn as sfc hi pres crests the region, temps will gradually rebound thru mid week with msly fair conditions. Weakening s/wvs from the Midwest will bring some cldnss Tue ngt and again on Thu, but not enough precip potential to go abv slgt chc PoPs attm. && .AVIATION /11Z FRIDAY THROUGH TUESDAY/... NEAR TERM: Localized MVFR cigs can be expected across the northern terminal this morning, otherwise VFR conditions will be the rule through tonight. Gusty northwest winds to around 30 kts will diminish by this evening. SHORT TO LONG TERM: Mainly VFR conditions xpctd, with brief intermittent MVFR clgs/vsbys possible with sn shwrs for Nrn TAF sites Sat aftn thru sun eve. && .MARINE... NEAR TERM: Winds/seas will remain at small craft advisory levels through early this evening and then diminish tonight. SHORT TO LONG TERM: Marginal SCA conditions or less are xpctd across our waters Sun ngt thru mid week. Kept close to WW3 wv guidance for these ptns of the fcst. && .CAR WATCHES/WARNINGS/ADVISORIES... ME...None. MARINE...Small Craft Advisory until 10 PM EST this evening for ANZ050>052. && $$ Near Term...Duda Short Term...VJN Long Term...CB/VJN Aviation...Duda/VJN Marine...Duda/VJN

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