St. John Valley weather for June 7-13, 2023

Joseph E. Becker, Special to The County
12 months ago

3-Day Outlook: Wednesday, June 7-Friday, June 9

Upper-level and surface low pressure remain nearly stationary over New Brunswick this morning with precipitation circulating around the system. Today remains cloudy with rain over the course of the day. Daytime highs top out in the low 50s with a northeast wind. Rainfall totals in the tenth- to quarter-inch range are expected today. Tonight, cloudy skies with rain will continue along with northeast winds. Overnight lows fall into the middle 40s with a tenth- to quarter-inch rainfall possible. 

Rain Thursday morning tapers to showers Thursday afternoon with a high in the middle 50s, northeast winds, and rainfall amounts in the tenth- to quarter-inch range. Rain and drizzle are expected Thursday night with cloudy skies and a low in the mid-40s. Precipitation totals less than a tenth of an inch are anticipated with light northeast winds. Some patchy fog is possible by early Friday morning.

Rain and showers continues with less than one-tenth-inch precipitation expected. Daytime highs reach the upper 50s with light northeast winds. Friday night, the upper-level low finally begins to move east with mostly cloudy skies with rain and drizzle in the evening followed by showers and drizzle overnight with rainfall totals less than a tenth of an inch. 

Daily Summary

Today: Rain. Highs mostly in the upper 40s. North wind around 9 mph. Chance of precipitation is 100 percent.

Tonight: Rain or drizzle. Lows mainly in the middle 40s. Northeast wind around 9 mph. Chance of precipitation is 80 percent. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday: Rain or drizzle. Highs mainly in the middle 50s. East wind around 7 mph. Chance of precipitation is 90 percent. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night: Rain or drizzle likely, mainly before 3am. Patchy fog after midnight. Otherwise, cloudy, with lows mainly in the middle 40s. East wind around 5 mph. Chance of precipitation is 70 percent. New precipitation amounts between a tenth and quarter of an inch possible.

Friday: Rain or drizzle, mainly after 7am. Patchy fog before 10am. Highs mostly in the upper 50s. Northeast wind around 5 mph. Chance of precipitation is 80 percent. New precipitation amounts of less than a tenth of an inch possible.

Friday Night: Rain or drizzle likely, mainly before 2am. Patchy fog after 11pm. Otherwise, mostly cloudy, with lows mostly in the middle 40s. Light east wind. Chance of precipitation is 60 percent. New precipitation amounts of less than a tenth of an inch possible.

4- to 7-Day Outlook: Saturday, June 10-Tuesday, June 13 

A cold front approaches from Ontario pushing the current upper level low eastwards away from the region; however, afternoon showers and isolated thunderstorms are possible in association with the front, which moves through Saturday night with showers becoming isolated after midnight.

High pressure builds in with partly cloudy skies across the Saint John Valley Sunday with a chance for afternoon showers and isolated thunderstorms driven by daytime heating. Scattered showers are possible Sunday night. Partly cloudy skies continue Monday with scattered afternoon showers possible once more continuing into the overnight hours. 

A cut-off low over the Great Lakes early in the week shifts eastward Tuesday bringing a slight chance for isolated showers during the day and a chance for showers by Tuesday evening. A chance for showers continues into Wednesday as the low tracks east across the SJV.

Daily Summary

Saturday: Showers, with thunderstorms also possible after 2pm. Patchy fog before 11am. Highs mainly in the lower 60s. East wind around 5 mph becoming north. Chance of precipitation is 80 percent.

Saturday Night: Showers and thunderstorms likely. Mostly cloudy, with lows mostly in the middle 40s. Chance of precipitation is 60 percent.

Sunday: A chance of showers and thunderstorms. Partly sunny, with highs around 70. Chance of precipitation is 40 percent.

Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with lows mostly in the upper 40s. Chance of precipitation is 30 percent.

Monday: A chance of showers. Mostly sunny, with highs mostly in the middle 70s. Chance of precipitation is 30 percent.

Monday Night: A chance of showers. Partly cloudy, with lows mainly in the lower 50s. Chance of precipitation is 30 percent.

Tuesday: A chance of showers. Partly sunny, with highs mainly in the middle 70s. Chance of precipitation is 30 percent.

Tuesday Night: A chance of showers. Mostly cloudy, with lows in the mid-50s. Chance of precipitation 40 percent.

8- to 14-Day Trends: Wednesday, June 14-Tuesday. June 20 

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.