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000 FXUS61 KCAR 210620 AFDCAR Area Forecast Discussion National Weather Service Caribou ME 220 AM EDT Tue Apr 21 2026

WHAT HAS CHANGED

No significant changes from last forecast.

KEY MESSAGES

1) Below normal temperatures expected through the end of the week before warming for the weekend.

DISCUSSION

KEY MESSAGE 1...Below normal temperatures expected through the end of the week before warming for the weekend.

KEY MESSAGE 1 DESCRIPTION... Below normal temperatures continue through Wednesday. High temps will be hard- pressed to climb into the 50s Thursday and Friday with temps likely to remain in the 40s with upper low remaining over the Maritimes. Upper low will begin to head east into the North Atlantic over the weekend as upr ridge builds closer to the area. As a result temps will begin to moderate through the weekend with highs reaching into the 50s this weekend, possibly into the 60s early next week. Most of the storm system will pass to our south thru the end of the period.

AVIATION /06Z TUESDAY THROUGH SATURDAY/

VFR conditions expected through Wednesday. W wind 5 to 10 kt today, becoming light S this afternoon. Light and variable wind tonight, then S wind 5 to 10 kt on Wednesday.

Wednesday night-Thursday...MVFR or lower in showers. Light S becoming NW and increasing to 5-10kts Thursday morning.

Thursday night...VFR/MVFR possible north, VFR Downeast. NW 5-15kts.

Friday-Saturday...VFR. NNW 5-15kts.

MARINE

High pressure will keep winds and seas below SCA criteria through the weekend.

CAR WATCHES / WARNINGS / ADVISORIES

ME...None. MARINE...None.

DISCUSSION...21/TWD AVIATION...21/TWD