St. John Valley weather, July 3-9, 2024

Joseph E. Becker, Special to The County
3 weeks ago

3-Day Outlook: Wed. July 3 – Fri. July 5

High pressure will drift offshore of the Middle Atlantic today with a warm front lifting across the SJV Wednesday night producing a chance of showers after midnight. A cold front will cross the Valley Independence Day with a chance of showers and isolated afternoon thunderstorms as it moves to the Downeast coast region and stalls out. 

Partly cloudy skies are expected Thursday night with a chance of evening showers and thunderstorms. Partly sunny skies overspread the Saint John Valley Friday with a chance of afternoon showers as the stalled coastal front lifts back to the north as a warm front. Scattered showers are possible Friday night into Saturday morning as the front slowly drifts northwards.

Daily Summary 

Today: Mostly sunny this morning, then becoming partly sunny. Highs in the lower 80s. South winds 5 to 10 mph with gusts up to 20 mph.

Tonight: Mostly cloudy. Numerous showers with isolated thunderstorms after midnight. Lows around 60. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Independence Day: Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

Thursday Night: Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the upper 50s. West winds 5 to 10 mph. Chance of rain 40 percent.

Friday: Partly sunny. A chance of showers in the afternoon. Highs in the upper 70s. Northwest winds around 5 mph. Chance of rain 30 percent.

Friday Night: Partly cloudy. A chance of showers, mainly in the evening. Lows in the mid-50s. Chance of rain 30 percent.


4-7 Day Outlook: Sat. July 6 – Tue. July 9

A warm front lifts across the Valley Saturday with mostly cloudy skies and a chance of showers and isolated thunderstorms, mainly in the afternoon. Mostly cloudy skies with showers and isolated thunderstorms are expected Saturday night. 

Partly sunny skies are expected Sunday as a cold front crosses the SJV with showers and isolated thunderstorms for Fort Kent and vicinity. Scattered showers are possible Sunday evening with skies becoming mostly sunny Monday as high pressure builds into the region.

The cold front stalls out along the coast into the Maritimes and helps keep enough instability aloft for a slight chance of showers across the Valley Monday and Monday night. Partly sunny skies are expected Tuesday with a chance of mainly afternoon showers and scattered thunderstorms.

Daily Summary

Saturday: Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid-70s. Chance of rain 70 percent.

Saturday Night: Showers likely. Lows in the lower 60s. Chance of rain 70 percent.

Sunday: Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of showers. Highs in the upper 70s.

Sunday Night: Partly cloudy. A chance of showers in the evening. Lows in the upper 50s. Chance of rain 30 percent.

Monday: Partly sunny. Highs in the lower 80s.

Monday Night: Partly cloudy. Lows in the lower 60s.

Tuesday: Partly sunny. A chance of showers in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.

Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy. Lows in the lower 60s. Chance of precipitation is 40 percent.

8-14 Day Regional Climate Tends: Wed. July 10 – Tue. July 16 

Above normal temperatures / Above normal precipitation

Note: Computer model precision diminishes the further into the week the forecast projects. Check The County.me or the National Weather Service Caribou, ME at for weather updates with more current information for the Saint John Valley.

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.