Updated 2026-09-26 09:45 local time · ZIP codes 04862
Overcast
* WHAT...Northeast winds 15 to 25 kt with gusts up to 35 kt and seas 3 to 6 ft. * WHERE...Penobscot Bay and Casco Bay. * WHEN...Until 8 AM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft.
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
56°20% rain59°18% rain61°17% rain62°15% rain
62°16% rain59°27% rain59°30% rain59°31% rain
60°34% rain
59°29% rain58°29% rain
56°86% rain
Rain chance reaches about 86% over the next 12 hours.
It feels like 49°F with winds near 14 mph.
62°F, 15% rain chance and 14 mph wind.
Visibility is around 6 mi; gusts may reach 35 mph.
Current temperature is 56°F, wind 14 mph, rain chance up to 86%.
UV index is 1.
Maine has cold winters, mild summers and strong coastal influence in the east. Snow, nor'easters and rapid temperature changes are common in the colder season.
Union is part of the Northeast weather region. The forecast point is near 44.21°N latitude and 69.27°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Overcast and 56°F in Union, ME. Today's high is 62°F with a 86% rain chance. Winds are around 14 mph with gusts near 26 mph. Relative humidity is 74%, pressure is 30.08 inHg, and visibility is about 6 miles.
Sunrise is at 06:29 AM and sunset is at 06:27 PM. Tomorrow's forecast calls for Light rain shower with a high near 58°F and a low near 55°F. The maximum rain chance is 89%.
