Updated 2026-09-26 11:00 local time · ZIP codes 02558
Light rain shower
* WHAT...Northeast winds 25 to 30 kt with gusts up to 50 kt and seas 5 to 8 feet. * WHERE...Cape Cod Bay. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility.
Mariners should remain in port, alter course, and/or secure the vessel for severe conditions.
57°64% rain57°50% rain57°51% rain58°59% rain58°73% rain58°72% rain58°77% rain
58°86% rain
59°88% rain
59°82% rain60°90% rain60°91% rain
Rain chance reaches about 91% over the next 12 hours.
It feels like 46°F with winds near 22 mph.
57°F, 50% rain chance and 21 mph wind.
Visibility is around 6 mi; gusts may reach 41 mph.
Current temperature is 57°F, wind 22 mph, rain chance up to 91%.
UV index is 0.
Massachusetts has four seasons with humid summers and cold winters. Coastal areas can be moderated by the Atlantic but are also exposed to nor'easters and strong coastal winds.
Onset is part of the Northeast weather region. The forecast point is near 41.74°N latitude and 70.66°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.
Light rain shower and 57°F in Onset, MA. Today's high is 60°F with a 92% rain chance. Winds are around 22 mph with gusts near 41 mph. Relative humidity is 94%, pressure is 29.85 inHg, and visibility is about 6 miles.
Sunrise is at 06:34 AM and sunset is at 06:33 PM. Tomorrow's forecast calls for Patchy rain nearby with a high near 69°F and a low near 60°F. The maximum rain chance is 93%.
