St. John Valley weather for July 7-13, 2021
Short-Term Outlook: Wednesday-Friday
A cold front will stall out along the Downeast coast while high pressure builds into the Valley from the northwest today and tonight.
Clouds increase Thursday as a low pressure area lifts towards the region from the southwest along the stalled frontal boundary. A warm front associated with the low will lift across the SJV Thursday night followed by a cold front early Friday.
Atmospheric dynamics aloft along with moisture from the remnants of Elsa are expected to produce a widespread rain event Thursday night through Friday with a slight chance for afternoon thunderstorms Friday. Fort Kent and surrounding areas look to receive upwards of 1.50-inches of rainfall Thursday and Friday with locally higher totals possible across the region.
Today & Tonight
Mostly sunny with a high near 67 and northwest winds 10 to 15 mph.
Tonight, mostly clear with a 5 percent chance for showers. Low around 43 with north winds 0 to 5 mph.
Thursday, July 8
Mostly clear in the morning then becoming mostly cloudy by evening with a chance for showers in the morning then rain likely in the afternoon. 80 percent chance for precipitation. Rainfall totals less than 0.10-inch. Areas of fog possible after midnight. High around 70 with winds becoming east-southeast in the afternoon 0 to 5 mph.
Thursday night, rain likely with a 100 percent chance for precipitation. Rainfall totals between 1.10 and 1.25-inches expected. Low near 53 with southeast winds becoming east 0 to 5 mph.
Friday, July 9
Cloudy with an 80 percent chance for rain. Rainfall totals near 0.25-inch possible. Isolated afternoon thunderstorms possible. High around 67 with east winds becoming north-northeast 0 to 5 mph.
Friday night, cloudy with rain likely tapering to showers and a slight chance for thunderstorms. Chance for precipitation 60 percent. Low near 51 with north winds 0 to 5 mph.
Medium-Range Outlook: Saturday – Tuesday
An upper-level trough will keep a chance for showers across the Valley over the weekend. A weak surface cold front will slowly move towards the region then wash out north of the Valley by Monday. High pressure builds across the area Monday with a warm front approaching Tuesday into Wednesday.
Saturday, July 10
Mostly cloudy in the morning then becoming partly cloudy in the afternoon with a 30 percent chance for showers. High near 75 with northwest winds 0 to 7 mph.
Saturday night, partly cloudy with a 20 percent chance for showers. Low near 52 with west winds 0 to 7 mph.
Sunday, July 11
Partly cloudy with a 30 percent chance for mainly afternoon showers. High around 78 with northwest winds 0 to 7 mph.
Sunday night, partly cloudy with a 30 percent chance for showers. Low around 54 with west winds 0 to 7 mph.
Monday, July 12
Partly cloudy to partly sunny with a 30 percent chance for showers. High near 78 with west winds 0 to 7 mph.
Monday night, partly cloudy with a 30 percent chance for showers. Low around 57 with south winds 0 to 7 mph.
Tuesday, July 13
Partly cloudy to partly sunny with a 40 percent chance for showers, mainly in the afternoon. High around 79 with south winds 0 to 7 mph.
Tuesday night, mostly cloudy with a 40 percent chance for showers. Low near 60 with south winds 0 to 7 mph.
Long-Range Trends: Wed. July 14 – Tue. July 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.