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Weather Conditions for Black Rock, Massachusetts : Norfolk County
Issued: 10:22 pm EDT Oct 16, 2026 Latitude: 42.2437117 Longitude: -70.8286551 View on Google Maps

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Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
30% chance of rain on Tonight 20% chance of rain on Saturday Sunny on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday Partly Sunny on Thursday Partly Sunny on Friday
Low: 48°F High: 51°F High: 51°F High: 55°F High: 56°F High: 55°F High: 55°F High: 58°F
Low: 38°F Low: 43°F Low: 45°F Low: 47°F Low: 47°F Low: 46°F  
Rain Rain Sunny Mostly Sunny Partly Sunny Mostly Sunny Partly Sunny Partly Sunny

Hourly forecast

Black Rock, ma · Next 24 hours · Eastern time (EST/EDT)

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Current Conditions at
BOSTON - (KBOS)
66°
Cloudy
Light Rain
as of 9:54 PM EDST
Rel. Humidity: 88%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 29.66 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 23 MPH
270° West
Cloud Level(s): Scattered at 5000ft, Solid Overcast at 11000ft
Current Conditions at
NORWOOD - (KOWD)
64°
Cloudy
Light Rain
as of 9:53 PM EDST
Rel. Humidity: 100%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.67 in.
Flight Rule: VFR
Wind Data
6 MPH
250° West
Cloud Level(s): Few at 9000ft, Solid Overcast at 11000ft
Current Conditions at
PLYMOUTH - (KPYM)
64°
Cloudy
as of 9:52 PM EDST
Rel. Humidity: 100%
Dew Point: 64°F
Visibility: 9 Miles
Pressure: 29.67 in.
Flight Rule: VFR
Wind Data
8 MPH
220° Southwest
Cloud Level(s): Scattered at 700ft, Broken at 3200ft, Solid Overcast at 10000ft
30% chance of rain Tonight Tonight... A chance of showers, mainly after 1am. Patchy fog before midnight. Otherwise, cloudy, with a low around 48. Northwest wind 11 to 18 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

20% chance of rain Saturday Saturday... A slight chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 51. Breezy, with a northwest wind around 21 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

Clear on Saturday Night Saturday Night... Clear, with a low around 38. North wind 8 to 11 mph, with gusts as high as 30 mph.

Sunny on Sunday Sunday... Sunny, with a high near 51. North wind around 7 mph.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 43. East wind around 5 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 55. Northeast wind 8 to 13 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 45. North wind 10 to 13 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 56. North wind 14 to 16 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 47. Northeast wind 9 to 14 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 55. Breezy, with a northeast wind 18 to 20 mph, with gusts as high as 31 mph.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 47. Northeast wind around 14 mph, with gusts as high as 24 mph.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 55. Northeast wind 14 to 16 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 46. North wind around 8 mph.

Partly Sunny on Friday Friday... Partly sunny, with a high near 58. North wind 9 to 11 mph.

Massachusetts' Warnings, Watches, and AdvisoriesMassachusetts' Watches, Warnings, and Advisories

Sun Almanac for Black Rock, Massachusetts
Astronomical Sunrise 05:24 AM?Astronomical sunrise occurs when the Sun is 18° below the horizon and the sky begins to brighten from a completly darkened state.
Nautical Sunrise 05:57 AM?Nautical sunrise (or nautical dawn) is the precise moment when the sun's center is 12° below the horizon in the morning. It marks the beginning of nautical twilight, allowing pilots/mariners to see the horizon.
Civil Sunrise 06:29 AM?Civil sunrise is the moment in the morning when the sun's center is 6° below the horizon. It marks the start of morning civil twilight, providing enough natural light for most, outdoor activities without artificial lighting. It typically occurs roughly 20-30 minutes before actual sunrise.
Sunrise 06:58 AM?Sunrise (or sunup) is the moment when the upper rim of the Sun appears on the horizon in the morning. It marks the end of the twilight phase, often accompanied by distinct atmospheric colors.

Daylight: 11 Hours 02 Minutes?Daylight hours are the period of time between local sunrise and sunset, representing the daily portion of sunlight. These hours change in length based on season, Earth's tilt, and latitude.

Sunset 6:00 PM?The sunset is defined in astronomy as the moment the upper limb of the Sun disappears below the horizon. It marks the end of daylight and is often accompanied by distinct atmospheric colors. It also signals the beginning of twilight.
Civil Sunset 6:28 PM?Civil sunset (or evening civil twilight) occurs when the center of the sun is 6° below the horizon, marking the end of the brightest twilight phase. It typically occurs roughly 20-30 minutes after sunset, providing enough light for most outdoor activities to continue without artificial light.
Nautical Sunset 7:01 PM?Nautical sunset occurs when the sun's center is 12° below the horizon, marking the end of nautical twilight. This phase, following civil twilight, allows the horizon to remain visible, enabling mariners to take accurate star sights for navigation. The sky is dark, but some ambient light remains
Astronomical Sunset 7:33 PM?Astronomical sunrise occurs when the Sun drops to 18° below the horizon. This causes the sky to enter a completly darkened state.

Civil Rise to Set: 11 Hours 59 Minutes
Nautical Rise to Set: 13 Hours 4 Minutes
Astro Rise to Set: 14 Hours 9 Minutes

Click for yearly Sun Almanac for Black Rock
Moon Almanac for Black Rock, Massachusetts
Moon Phase: Waxing Crescent
Moon Illumination: 36%
Moon Age: 6.01 Days
Moon is currently below the horizon
Distance from Moon to Earth: 251,952 miles
Upcoming Lunar Events for
Black Rock:
Next EventEvent TimeIllum

Moonrise:01:49 pm Sat41.2%
High Moon:06:11 pm Sat42.9%
Moonset:10:37 pm Sat44.6%
First Quarter:12:12 pm Sun50.0%
New Moon: Sat Oct 10
First Quarter: Sun Oct 18
Full Moon: Mon Oct 26
Last Quarter: Sun Nov 1
New Moon: Mon Nov 9
Click for Monthly Moon Almanac