Boston Tides

Last Tide - Low

4.6'

4:01 AM

2 hours ago

Next Tide - High

22.4'

8:06 AM

2 hours, 4 minutes from now

☀️

Sunset

9:17 PM

15 hours, 15 minutes from now

🌑

Moonrise

7:24 AM

New Moon · 5%

1 hour, 23 minutes from now

Today

🌊 Tides

Low

4:01 AM

4.6'

High

8:06 AM

22.4'

Low

4:34 PM

3.5'

High

8:39 PM

20.6'

☀️ 4:54 AM ↑☀️ 9:17 PM ↓22.4'12.9'3.5'1236912369124:018:064:348:39

☀️ Sun

Rise

4:54 AM

Set

9:17 PM

🌑 Moon

Rise

7:24 AM

5%

Set

10:29 PM

9%

Tomorrow

🌊 Tides

Low

4:41 AM

5.0'

High

8:47 AM

22.4'

Low

5:16 PM

3.9'

High

9:23 PM

20.0'

☀️ 4:55 AM ↑☀️ 9:16 PM ↓22.4'13.2'3.9'1236912369124:418:475:169:23

☀️ Sun

Rise

4:55 AM

Set

9:16 PM

🌑 Moon

Rise

8:54 AM

12%

Set

10:41 PM

16%

Saturday - July 18, 2026

🌊 Tides

Low

5:16 AM

5.4'

High

9:30 AM

21.9'

Low

5:55 PM

4.6'

High

10:06 PM

19.0'

☀️ 4:56 AM ↑☀️ 9:14 PM ↓21.9'13.2'4.6'1236912369125:169:305:5510:06

☀️ Sun

Rise

4:56 AM

Set

9:14 PM

🌒 Moon

Rise

10:18 AM

20%

Set

10:51 PM

25%

Sunday - July 19, 2026

🌊 Tides

Low

5:46 AM

5.8'

High

10:13 AM

20.9'

Low

6:27 PM

5.3'

High

10:52 PM

17.8'

☀️ 4:58 AM ↑☀️ 9:13 PM ↓20.9'13.1'5.3'1236912369125:4610:136:2710:52

☀️ Sun

Rise

4:58 AM

Set

9:13 PM

🌒 Moon

Rise

11:39 AM

30%

Set

11:01 PM

35%

Monday - July 20, 2026

🌊 Tides

Low

6:06 AM

5.9'

High

10:58 AM

19.6'

Low

6:46 PM

5.9'

High

11:42 PM

16.6'

☀️ 4:59 AM ↑☀️ 9:12 PM ↓19.6'12.7'5.9'1236912369126:0610:586:4611:42

☀️ Sun

Rise

4:59 AM

Set

9:12 PM

🌒 Moon

Rise

12:57 PM

40%

Set

11:12 PM

45%

Tuesday - July 21, 2026

🌊 Tides

Low

6:30 AM

6.0'

High

11:49 AM

17.9'

Low

6:51 PM

6.2'

☀️ 5:01 AM ↑☀️ 9:11 PM ↓17.9'12.0'6.0'1236912369126:3011:496:51

☀️ Sun

Rise

5:01 AM

Set

9:11 PM

🌓 Moon

Rise

2:14 PM

51%

Set

11:24 PM

55%

Wednesday - July 22, 2026

🌊 Tides

High

12:41 AM

15.5'

Low

7:10 AM

6.1'

High

12:49 PM

16.4'

Low

7:28 PM

6.4'

☀️ 5:02 AM ↑☀️ 9:09 PM ↓16.4'11.2'6.1'12369123691212:417:1012:497:28

☀️ Sun

Rise

5:02 AM

Set

9:09 PM

🌓 Moon

Rise

3:31 PM

61%

Set

11:40 PM

64%

7-Day Insights

Tidal Extremes

Highest Tide

Thu, Jul 16

22.4' at 8:06 AM

Unusually high

Lowest Tide

Thu, Jul 16

3.5' at 4:34 PM

Unusually low

Biggest Tidal Ranges

Largest

Thu, Jul 16

18.9' tidal range

Unusually large

Smallest

Wed, Jul 22

10.3' tidal range

Smaller than usual

© Crown Copyright and/or database rights. Reproduced by permission of the Controller of His Majesty’s Stationery Office and the UK Hydrographic Office (www.ukho.gov.uk).