St. John Valley weather for Oct. 31-Nov. 6, 2018
Low pressure will track across southern/central Maine Wednesday evening, bringing a wintry mix of rain/sleet/and snow to northern Maine through midnight with a slight chance for lingering precipitation after midnight. Low pressure tracking from the Ohio Valley towards the Maritimes will increase chances for rain Thursday afternoon and evening mixing with snow overnight into Friday. A warm front lifting northwards Friday into Saturday produces a chance for rain Friday afternoon, continuing into Saturday morning before tapering to showers Saturday afternoon and evening possibly mixing with some snow showers Sunday morning.
High pressure builds in with partly cloudy skies Sunday afternoon through Monday morning. Clouds increase later Monday with a chance for showers Election Day as high pressure departs east and a low pressure system approaches from the west.
Daily Weather Summary
Wednesday, October 31: High: upper 30s. Low: lower 30s.
Partly sunny in the morning then increasing clouds in the afternoon. Chance for precipitation 50 percent with 0.01 to 0.05 inch precipitation expected. Less than one inch snow/ice accumulation expected. West winds 0 to 5 mph become south/southeasterly 0 to 5 mph. Wednesday night, cloudy with a 50 percent chance for a wintry mix before midnight with a slight chance for precipitation after midnight. Total precipitation between 0.01 and 0.05 inch. Little or no ice/snow accumulation expected. South winds around 5 mph.
Thursday, November 1: High: mid-40s. Low: low 30s.
Overcast early then becoming mostly cloudy with a slight chance for showers early. Increasing chances for rain in the afternoon/evening with a 30 percent chance for precipitation with a couple-hundredths inch expected. Winds become westerly around 5 mph. Thursday night, mostly cloudy with 60 percent for rain mixing with snow after midnight. Northwest winds 0-7 mph.
Friday, November 2: High: low 40s. Low: mid-30s.
Mostly cloudy with a 60 percent chance for rain/snow mix in the morning then rain in the afternoon and evening. East winds 0 to 7 mph. Friday night, cloudy with a 60 percent chance for rain. East winds 0 to 7 mph.
Saturday, November 3: High: near 50. Low: low 30s.
Cloudy with a 50 percent chance for rain in the morning tapering to showers in the afternoon/evening. South winds 0 to 7 mph. Saturday night, mostly cloudy with a 30 percent for rain showers mixing with snow after midnight. West winds 8 to 14 mph.
Sunday, November 4: High: near 40. Low: mid-20s.
Mostly cloudy early with a slight chance for rain/snow showers. Diminishing clouds with west winds 8 to 14 mph. Sunday night, partly cloudy and cold with west winds 0 to 7 mph.
Monday, November 5: High: low 40s. Low: low 30s.
Becoming partly sunny with south winds 0 to 7 mph and a slight chance for precipitation. Monday night, increasing clouds with a 30 percent chance for showers. South/southeast winds 0 to 7 mph.
Tuesday, November 6: High: mid-40s. Low: upper 30s.
Mostly cloudy to overcast with a chance for showers. South/southeast winds 0 to 7 mph. Tuesday night, cloudy with a chance for showers. Southeast winds 0 to 7 mph.
Note: Computer model precision diminishes the further into the week the forecast projects. Check the Fiddlehead Focus for weather updates with more current information.
The Week Ahead is the work of UMFK Professor Joseph E. Becker based on personal weather station data, various computer forecast models, and information that the National Weather Service, NOAA, and other weather resources provide.