Local weather forecast

Weather in Siasconset, MA

Updated 2026-09-26 10:00 local time · ZIP codes 02564

Light rain shower
Now59°F

Light rain shower

High / Low62° / 58°
Rain chance93%
Wind37 mph
Weather alerts

Active alerts

2
Storm Warning issued September 26 at 1:58AM EDT until September 26 at 8:00PM EDT by NWS Boston/Norton MA

* WHAT...Northeast winds 25 to 35 kt with gusts up to 50 kt and seas 13 to 18 feet. * WHERE...In Massachusetts coastal waters, Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. In Atlantic coastal waters, Ocean Waters from Provincetown to Nantucket from 20 to 60 NM. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility.

Safety instructions

Mariners should remain in port, alter course, and/or secure the vessel for severe conditions.

Storm Warning issued September 26 at 1:58AM EDT until September 26 at 8:00PM EDT by NWS Boston/Norton MA

* WHAT...Northeast winds 30 to 40 kt with gusts up to 55 kt and seas 14 to 19 feet. * WHERE...In Massachusetts coastal waters, Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket. In Atlantic coastal waters, Ocean Waters from Marthas Vineyard to Nantucket from 25 to 60 NM. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Storm force winds and hazardous seas will capsize or damage vessels and reduce visibility.

Safety instructions

Mariners should remain in port, alter course, and/or secure the vessel for severe conditions.

Hourly

Next hours

NowLight rain shower59°69% rain
11 AMLight rain shower60°66% rain
12 PMLight rain shower60°75% rain
1 PMLight rain shower60°76% rain
2 PMLight rain shower60°74% rain
3 PMModerate or heavy rain shower60°86% rain
4 PMModerate or heavy rain shower61°90% rain
5 PMModerate or heavy rain shower60°87% rain
6 PMModerate or heavy rain shower61°87% rain
7 PMModerate or heavy rain shower61°88% rain
8 PMModerate or heavy rain shower62°87% rain
9 PMModerate or heavy rain shower62°88% rain
Forecast

3-day weather forecast

Today2026-09-26
Light rain shower
62° 58°Light rain shower
Rain 93%Gust 43 mph
Tomorrow2026-09-27
Patchy rain nearby
65° 62°Patchy rain nearby
Rain 86%Gust 32 mph
Monday2026-09-28
Light rain shower
64° 62°Light rain shower
Rain 79%Gust 13 mph
Conditions

Weather details

Feels like41°F
Humidity93%
Pressure29.77 inHg
Visibility6 mi
Wind37 mph NE
Wind gusts49 mph
Precipitation0.03 in
UV index1
Daylight

Sunrise, sunset and moon

Sunrise06:31 AM
Sunset06:30 PM
Moonrise06:18 PM
Moon phaseFull Moon
Next 24 hours

Key weather changes ahead

Warmest hour3 AM · 65°F
Coolest hour10 AM · 59°F
Highest rain chance4 PM · 90%
Strongest gusts10 AM · 49 mph
Practical guide

Weather insights for today

Take an umbrella

Rain chance reaches about 90% over the next 12 hours.

A jacket or sweater is a good idea

It feels like 41°F with winds near 37 mph.

Best window: 8 PM

62°F, 87% rain chance and 26 mph wind.

Use extra caution while driving

Visibility is around 6 mi; gusts may reach 49 mph.

Running conditions are less comfortable

Current temperature is 59°F, wind 37 mph, rain chance up to 90%.

Low UV protection needs

UV index is 1.

Local weather characteristics in Siasconset

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.

Siasconset is part of the Northeast weather region. The forecast point is near 41.26°N latitude and 69.97°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.

Siasconset weather today

Light rain shower and 59°F in Siasconset, MA. Today's high is 62°F with a 93% rain chance. Winds are around 37 mph with gusts near 49 mph. Relative humidity is 93%, pressure is 29.77 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Siasconset

Sunrise is at 06:31 AM and sunset is at 06:30 PM. Tomorrow's forecast calls for Patchy rain nearby with a high near 65°F and a low near 62°F. The maximum rain chance is 86%.

Nearby

Weather near Siasconset

Massachusetts

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