Apex Weather

St. John Valley weather for Oct. 19-25, 2022

3-day outlook: Wednesday-Friday

An occluded front bisecting the state this morning will move into the Maritimes as the day progresses. The large upper-level low over the Great Lakes generating the surface front will begin to lift into the Canada and will gradually track to the northeast away from the region. 

Rain is likely Wednesday into the early afternoon hours, with rain tapering to showers in the afternoon as the front moves into the Maritimes. Rainfall totals in the one-tenth to one-quarter inch range are expected today.

Mostly clear skies will overspread the Valley tonight with partly cloudy skies tomorrow afternoon along with a slight chance for isolated showers as the upper-low opens into a trough and continues to track towards Labrador tomorrow night with a continued chance for isolated showers.

Friday will be partly cloudy with dry conditions. Expected highs in the low 50s will be followed by partly cloudy skies with overnight lows in the 30s.

Today and tonight
Cloudy in the morning then decreasing clouds in the afternoon with a 100 percent chance for rain with between a tenth and a quarter-inch rainfall expected. High around 63 degrees. Southeast wind 5-10 mph gusting to around 21 mph.

Tonight, mostly clear with a low near 37 degrees. South wind near 3 mph.  

Thursday, Oct. 20
Mostly sunny early then becoming partly cloudy with a high around 53 degrees. 20 percent chance for afternoon showers. South wind 5-10 mph.

Thursday night, partly cloudy with a low near 35 degrees. 20 percent chance for showers overnight. South wind near 4 mph.

Friday, Oct. 21
Partly cloudy with a high around 52 degrees. Southwest wind 5-10 mph.Friday night, partly cloudy with a low near 37 degrees. South wind 0-7 mph.

4- to 7-day: Saturday-Tuesday
High pressure will dominate the region’s weather Saturday and Sunday with mostly clear skies developing Saturday and continuing through Sunday afternoon. Forecast uncertainty will increase early next week with forecast models indicating that a low is expected to track up the Eastern Seaboard with rain spreading across the SJV Monday night into Tuesday morning; however, timing and precipitation amounts are uncertain at this time.

Saturday, Oct. 22

Partly cloudy early then mostly sunny with a high near 64 degrees. Southwest wind 8-14 mph.

Saturday night, partly cloudy with a low near 40 degrees. Southwest wind 0-7 mph.

Sunday, Oct. 23
Partly cloudy with a high around 65 degrees. Southeast wind 0-7 mph.

Sunday night, partly cloudy with a low near 42 degrees. Southeast wind 0-7 mph.

Monday, Oct. 24
Partly sunny with a high around 61 degrees. 30 percent chance for rain in the afternoon. Southeast wind 0-7 mph.

Monday night, partly cloudy with a 30 percent chance for rain. Low near 45 degrees. Southeast wind 0-7 mph.

Tuesday, Oct. 25
Partly sunny with a chance for rain in the morning then isolated showers in the afternoon. 20 percent chance for precipitation. High near 64 degrees. South wind 0-7 mph.

Tuesday night, partly cloudy with a low near 48 degrees. 20 percent chance for showers. South wind 0-7 mph.

8- to 14-day trends: Wednesday, Oct. 26-Tuesday, Nov. 1
Above normal temperatures / Near 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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