Apex Weather

St. John Valley weather for March 25-31

Short-Term Outlook: Wednesday – Friday
High pressure will be centered over Maine this morning then moves east into the Maritimes this afternoon.

Low pressure will track into the Atlantic from off the Southeast coast tonight into Thursday with increased cloudiness this evening into the overnight hours. High pressure over the US Southeast briefly builds in with partly cloudy skies Thursday morning into the afternoon. Clouds increase Thursday evening as an area of low pressure tracks east from the Great Lakes with cloudy skies and snow overspreading the Valley Thursday night continuing into Friday morning. One-inch or less snowfall accumulations are presently expected.

Today & Tonight
Partly cloudy with a high in the upper 30s. Winds become southeast near 5 mph in the afternoon.

Tonight, mostly cloudy through midnight then partially clear after midnight with a low in the lower 20s. Slight chance for precipitation. Southeast winds 0 to 5 mph.

Thursday, March 26
Party cloudy with a high in the low 40s. Southeast winds near 5 mph. Slight chance for snow late in the day.

Thursday night, mostly cloudy/overcast with a 60 percent chance for snow (liquid amounts around 1/10 inch). Low in the mid-20s with southeast winds 0 to 5 mph.

Friday, March 27
Mostly cloudy in the morning with a 30 percent chance for rain and snow showers. Less than 0.05 inch precipitation expected. Decreasing clouds in the afternoon with a high in the upper 30s. North/northwest winds 5 to 10 mph.

Friday night, partly cloudy with a low in the upper 10s. Northwest winds 8 to 14 mph.

Further Ahead: Saturday – Tuesday
Partly cloudy to mostly clear skies are expected Saturday as high pressure spreads east from the Great Lakes region. Clouds increase Sunday as a low pressure system moves east from the Great Lakes bringing morning snow showers mixing with rain in the afternoon and evening. Morning snow and afternoon rain showers continue Monday as the system moves through with lingering snow showers Monday night and Tuesday morning mixing with rain in the afternoon as the low moves away in the Maritimes. Precipitation types and totals will be dependent on the late weekend low’s track across New England.

Medium-Range Highs/Lows
Sat. Mar. 28: low 40s / low 20s
Sun. Mar. 29: low 40s / mid-20s
Mon. Mar. 30: upper 30s / mid-20s
Tue. Mar. 31: upper 30s / mid-20s

Regional Long-Range Trends Wed. Apr. 1 – Tue. Apr. 7
Normal temperatures and slightly below normal precipitation

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.

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