Great Diamond Island Tides October 2021 | Tide Charts & Tables | Casco Bay, ME

Great Diamond Island Tide Chart for (Fri) October 1, 2021

Great Diamond Island tide chart for Friday, October 1, 2021
Great Diamond Island tides for Oct 1st, the sunrise is 6:38am-6:21pm and the tide times are L 1:23am 1'6" H 7:40am 7'8" L 1:32pm 2'2" H 7:48pm 8'9" .

Great Diamond Island Tide Chart for (Sat) October 2, 2021

Great Diamond Island tide chart for Saturday, October 2, 2021
Great Diamond Island tides for Oct 2nd, the sunrise is 6:39am-6:19pm and the tide times are L 2:18am 1'2" H 8:33am 8'0" L 2:28pm 1'8" H 8:42pm 9'1" .

Great Diamond Island Tide Chart for (Sun) October 3, 2021

Great Diamond Island tide chart for Sunday, October 3, 2021
Great Diamond Island tides for Oct 3rd, the sunrise is 6:41am-6:17pm and the tide times are L 3:06am 0'9" H 9:21am 8'7" L 3:18pm 1'1" H 9:32pm 9'6" .

Great Diamond Island Tide Chart for (Mon) October 4, 2021

Great Diamond Island tide chart for Monday, October 4, 2021
Great Diamond Island tides for Oct 4th, the sunrise is 6:42am-6:15pm and the tide times are L 3:51am 0'3" H 10:04am 9'2" L 4:06pm 0'5" H 10:19pm 10'0" .

Great Diamond Island Tide Chart for (Tue) October 5, 2021

Great Diamond Island tide chart for Tuesday, October 5, 2021
Great Diamond Island tides for Oct 5th, the sunrise is 6:43am-6:14pm and the tide times are L 4:33am -0'1" H 10:46am 9'9" L 4:51pm -0'1" H 11:04pm 10'4" .

Great Diamond Island Tide Chart for (Wed) October 6, 2021

Great Diamond Island tide chart for Wednesday, October 6, 2021
Great Diamond Island tides for Oct 6th, the sunrise is 6:44am-6:12pm and the tide times are L 5:15am -0'6" H 11:27am 10'4" L 5:37pm -0'8" H 11:50pm 10'7" .

Great Diamond Island Tide Chart for (Thu) October 7, 2021

Great Diamond Island tide chart for Thursday, October 7, 2021
Great Diamond Island tides for Oct 7th, the sunrise is 6:45am-6:10pm and the tide times are L 5:58am -0'8" H 12:10pm 10'10" L 6:23pm -1'1" .

Great Diamond Island Tide Chart for (Fri) October 8, 2021

Great Diamond Island tide chart for Friday, October 8, 2021
Great Diamond Island tides for Oct 8th, the sunrise is 6:47am-6:08pm and the tide times are H 12:37am 10'7" L 6:42am -0'9" H 12:54pm 11'1" L 7:12pm -1'3" .

Great Diamond Island Tide Chart for (Sat) October 9, 2021

Great Diamond Island tide chart for Saturday, October 9, 2021
Great Diamond Island tides for Oct 9th, the sunrise is 6:48am-6:07pm and the tide times are H 1:25am 10'5" L 7:28am -0'6" H 1:41pm 11'2" L 8:03pm -1'3" .

Great Diamond Island Tide Chart for (Sun) October 10, 2021

Great Diamond Island tide chart for Sunday, October 10, 2021
Great Diamond Island tides for Oct 10th, the sunrise is 6:49am-6:05pm and the tide times are H 2:17am 10'1" L 8:18am -0'2" H 2:32pm 11'0" L 8:57pm -1'0" .

Great Diamond Island Tide Chart for (Mon) October 11, 2021

Great Diamond Island tide chart for Monday, October 11, 2021
Great Diamond Island tides for Oct 11th, the sunrise is 6:50am-6:03pm and the tide times are H 3:14am 9'7" L 9:12am 0'2" H 3:27pm 10'8" L 9:57pm -0'7" .

Great Diamond Island Tide Chart for (Tue) October 12, 2021

Great Diamond Island tide chart for Tuesday, October 12, 2021
Great Diamond Island tides for Oct 12th, the sunrise is 6:51am-6:01pm and the tide times are H 4:15am 9'2" L 10:11am 0'8" H 4:29pm 10'3" L 11:02pm -0'2" .

Great Diamond Island Tide Chart for (Wed) October 13, 2021

Great Diamond Island tide chart for Wednesday, October 13, 2021
Great Diamond Island tides for Oct 13th, the sunrise is 6:53am-6:00pm and the tide times are H 5:22am 8'10" L 11:18am 1'0" H 5:37pm 9'11" .

Great Diamond Island Tide Chart for (Thu) October 14, 2021

Great Diamond Island tide chart for Thursday, October 14, 2021
Great Diamond Island tides for Oct 14th, the sunrise is 6:54am-5:58pm and the tide times are L 12:11am 0'1" H 6:32am 8'8" L 12:29pm 1'2" H 6:49pm 9'8" .

Great Diamond Island Tide Chart for (Fri) October 15, 2021

Great Diamond Island tide chart for Friday, October 15, 2021
Great Diamond Island tides for Oct 15th, the sunrise is 6:55am-5:56pm and the tide times are L 1:20am 0'3" H 7:41am 8'9" L 1:40pm 1'1" H 7:58pm 9'7" .

Great Diamond Island Tide Chart for (Sat) October 16, 2021

Great Diamond Island tide chart for Saturday, October 16, 2021
Great Diamond Island tides for Oct 16th, the sunrise is 6:56am-5:55pm and the tide times are L 2:23am 0'2" H 8:42am 9'0" L 2:44pm 0'10" H 9:01pm 9'8" .

Great Diamond Island Tide Chart for (Sun) October 17, 2021

Great Diamond Island tide chart for Sunday, October 17, 2021
Great Diamond Island tides for Oct 17th, the sunrise is 6:57am-5:53pm and the tide times are L 3:20am 0'1" H 9:36am 9'4" L 3:40pm 0'6" H 9:55pm 9'9" .

Great Diamond Island Tide Chart for (Mon) October 18, 2021

Great Diamond Island tide chart for Monday, October 18, 2021
Great Diamond Island tides for Oct 18th, the sunrise is 6:59am-5:51pm and the tide times are L 4:09am 0'1" H 10:24am 9'7" L 4:30pm 0'2" H 10:44pm 9'9" .

Great Diamond Island Tide Chart for (Tue) October 19, 2021

Great Diamond Island tide chart for Tuesday, October 19, 2021
Great Diamond Island tides for Oct 19th, the sunrise is 7:00am-5:50pm and the tide times are L 4:53am 0'1" H 11:06am 9'9" L 5:15pm 0'0" H 11:28pm 9'8" .

Great Diamond Island Tide Chart for (Wed) October 20, 2021

Great Diamond Island tide chart for Wednesday, October 20, 2021
Great Diamond Island tides for Oct 20th, the sunrise is 7:01am-5:48pm and the tide times are L 5:32am 0'3" H 11:44am 9'10" L 5:56pm -0'0" .

Great Diamond Island Tide Chart for (Thu) October 21, 2021

Great Diamond Island tide chart for Thursday, October 21, 2021
Great Diamond Island tides for Oct 21st, the sunrise is 7:02am-5:47pm and the tide times are H 12:08am 9'6" L 6:09am 0'6" H 12:18pm 9'10" L 6:34pm -0'0" .

Great Diamond Island Tide Chart for (Fri) October 22, 2021

Great Diamond Island tide chart for Friday, October 22, 2021
Great Diamond Island tides for Oct 22nd, the sunrise is 7:04am-5:45pm and the tide times are H 12:46am 9'3" L 6:43am 0'9" H 12:52pm 9'9" L 7:11pm 0'1" .

Great Diamond Island Tide Chart for (Sat) October 23, 2021

Great Diamond Island tide chart for Saturday, October 23, 2021
Great Diamond Island tides for Oct 23rd, the sunrise is 7:05am-5:44pm and the tide times are H 1:23am 9'0" L 7:18am 1'1" H 1:26pm 9'7" L 7:48pm 0'4" .

Great Diamond Island Tide Chart for (Sun) October 24, 2021

Great Diamond Island tide chart for Sunday, October 24, 2021
Great Diamond Island tides for Oct 24th, the sunrise is 7:06am-5:42pm and the tide times are H 2:01am 8'8" L 7:53am 1'5" H 2:02pm 9'4" L 8:27pm 0'7" .

Great Diamond Island Tide Chart for (Mon) October 25, 2021

Great Diamond Island tide chart for Monday, October 25, 2021
Great Diamond Island tides for Oct 25th, the sunrise is 7:07am-5:41pm and the tide times are H 2:41am 8'4" L 8:31am 1'9" H 2:41pm 9'1" L 9:08pm 0'11" .

Great Diamond Island Tide Chart for (Tue) October 26, 2021

Great Diamond Island tide chart for Tuesday, October 26, 2021
Great Diamond Island tides for Oct 26th, the sunrise is 7:09am-5:39pm and the tide times are H 3:25am 8'0" L 9:14am 2'0" H 3:25pm 8'10" L 9:54pm 1'2" .

Great Diamond Island Tide Chart for (Wed) October 27, 2021

Great Diamond Island tide chart for Wednesday, October 27, 2021
Great Diamond Island tides for Oct 27th, the sunrise is 7:10am-5:38pm and the tide times are H 4:12am 7'9" L 10:01am 2'3" H 4:14pm 8'8" L 10:44pm 1'4" .

Great Diamond Island Tide Chart for (Thu) October 28, 2021

Great Diamond Island tide chart for Thursday, October 28, 2021
Great Diamond Island tides for Oct 28th, the sunrise is 7:11am-5:36pm and the tide times are H 5:04am 7'8" L 10:54am 2'4" H 5:08pm 8'6" L 11:38pm 1'5" .

Great Diamond Island Tide Chart for (Fri) October 29, 2021

Great Diamond Island tide chart for Friday, October 29, 2021
Great Diamond Island tides for Oct 29th, the sunrise is 7:13am-5:35pm and the tide times are H 6:00am 7'8" L 11:52am 2'3" H 6:06pm 8'6" .

Great Diamond Island Tide Chart for (Sat) October 30, 2021

Great Diamond Island tide chart for Saturday, October 30, 2021
Great Diamond Island tides for Oct 30th, the sunrise is 7:14am-5:33pm and the tide times are L 12:35am 1'4" H 6:56am 7'11" L 12:52pm 2'0" H 7:05pm 8'9" .

Great Diamond Island Tide Chart for (Sun) October 31, 2021

Great Diamond Island tide chart for Sunday, October 31, 2021
Great Diamond Island tides for Oct 31st, the sunrise is 7:15am-5:32pm and the tide times are L 1:30am 1'0" H 7:49am 8'5" L 1:50pm 1'6" H 8:02pm 9'1" .

Great Diamond Island Tide Calendar | October 2021

Sun Mon Tue Wed Thu Fri Sat
 
 

Restricted days available with membership — details below


Great Diamond Island Tide Table for October 2021

View tide tables in a column-row format below, with a "diff" column to spot large tide height swings—great for anglers. Scroll down for a textual format, ideal for reading or sharing.

- diff Tides diff Tides diff Tides diff Tides diff Sun Moon
10/1 N/A L 1'6" 1:23AM 6'1" H 7'8" 7:40AM 5'6" L 2'2" 1:32PM 6'6" H 8'9" 7:48PM 7'6" 06:38-18:21 00:41-16:25
10/2 7'6" L 1'2" 2:18AM 6'10" H 8'0" 8:33AM 6'4" L 1'8" 2:28PM 7'4" H 9'1" 8:42PM 8'3" 06:39-18:19 01:48-16:57
10/3 8'3" L 0'9" 3:06AM 7'9" H 8'7" 9:21AM 7'5" L 1'1" 3:18PM 8'5" H 9'6" 9:32PM 9'3" 06:41-18:17 02:58-17:25
10/4 9'3" L 0'3" 3:51AM 8'10" H 9'2" 10:04AM 8'8" L 0'5" 4:06PM 9'6" H 10'0" 10:19PM 10'2" 06:42-18:15 04:11-17:51
10/5 10'2" L -0'1" 4:33AM 9'11" H 9'9" 10:46AM 9'11" L -0'1" 4:51PM 10'6" H 10'4" 11:04PM 10'10" 06:43-18:14 05:25-18:14
10/6 10'10" L -0'6" 5:15AM 10'10" H 10'4" 11:27AM 11'1" L -0'8" 5:37PM 11'3" H 10'7" 11:50PM 11'3" 06:44-18:12 06:41-18:38
10/7 11'3" L -0'8" 5:58AM 11'6" H 10'10" 12:10PM 11'11" L -1'1" 6:23PM 11'9" - - - - 06:45-18:10 07:58-19:04
10/8 11'9" H 10'7" 12:37AM 11'4" L -0'9" 6:42AM 11'10" H 11'1" 12:54PM 12'5" L -1'3" 7:12PM 11'9" 06:47-18:08 09:17-19:34
10/9 11'9" H 10'5" 1:25AM 11'0" L -0'6" 7:28AM 11'9" H 11'2" 1:41PM 12'5" L -1'3" 8:03PM 11'4" 06:48-18:07 10:38-20:09
10/10 11'4" H 10'1" 2:17AM 10'3" L -0'2" 8:18AM 11'3" H 11'0" 2:32PM 12'0" L -1'0" 8:57PM 10'8" 06:49-18:05 11:56-20:53
10/11 10'8" H 9'7" 3:14AM 9'5" L 0'2" 9:12AM 10'5" H 10'8" 3:27PM 11'3" L -0'7" 9:57PM 9'9" 06:50-18:03 13:09-21:47
10/12 9'9" H 9'2" 4:15AM 8'6" L 0'8" 10:11AM 9'7" H 10'3" 4:29PM 10'5" L -0'2" 11:02PM 9'0" 06:51-18:01 14:12-22:50
10/13 9'0" H 8'10" 5:22AM 7'9" L 1'0" 11:18AM 8'10" H 9'11" 5:37PM 9'9" - - - - 06:53-18:00 15:03-23:59
10/14 9'9" L 0'1" 12:11AM 8'6" H 8'8" 6:32AM 7'5" L 1'2" 12:29PM 8'5" H 9'8" 6:49PM 9'5" 06:54-17:58 15:43-00:00
10/15 9'5" L 0'3" 1:20AM 8'6" H 8'9" 7:41AM 7'8" L 1'1" 1:40PM 8'6" H 9'7" 7:58PM 9'5" 06:55-17:56 16:15-01:11
10/16 9'5" L 0'2" 2:23AM 8'9" H 9'0" 8:42AM 8'2" L 0'10" 2:44PM 8'10" H 9'8" 9:01PM 9'6" 06:56-17:55 16:42-02:23
10/17 9'6" L 0'1" 3:20AM 9'2" H 9'4" 9:36AM 8'10" L 0'6" 3:40PM 9'3" H 9'9" 9:55PM 9'8" 06:57-17:53 17:05-03:32
10/18 9'8" L 0'1" 4:09AM 9'6" H 9'7" 10:24AM 9'5" L 0'2" 4:30PM 9'7" H 9'9" 10:44PM 9'8" 06:59-17:51 17:25-04:39
10/19 9'8" L 0'1" 4:53AM 9'8" H 9'9" 11:06AM 9'9" L 0'0" 5:15PM 9'8" H 9'8" 11:28PM 9'5" 07:00-17:50 17:45-05:44
10/20 9'5" L 0'3" 5:32AM 9'7" H 9'10" 11:44AM 9'11" L -0'0" 5:56PM 9'7" - - - - 07:01-17:48 18:06-06:48
10/21 9'7" H 9'6" 12:08AM 9'0" L 0'6" 6:09AM 9'4" H 9'10" 12:18PM 9'10" L -0'0" 6:34PM 9'3" 07:02-17:47 18:28-07:52
10/22 9'3" H 9'3" 12:46AM 8'6" L 0'9" 6:43AM 8'11" H 9'9" 12:52PM 9'7" L 0'1" 7:11PM 8'10" 07:04-17:45 18:53-08:56
10/23 8'10" H 9'0" 1:23AM 7'10" L 1'1" 7:18AM 8'6" H 9'7" 1:26PM 9'3" L 0'4" 7:48PM 8'3" 07:05-17:44 19:22-10:00
10/24 8'3" H 8'8" 2:01AM 7'3" L 1'5" 7:53AM 7'11" H 9'4" 2:02PM 8'9" L 0'7" 8:27PM 7'8" 07:06-17:42 19:57-11:02
10/25 7'8" H 8'4" 2:41AM 6'7" L 1'9" 8:31AM 7'4" H 9'1" 2:41PM 8'2" L 0'11" 9:08PM 7'1" 07:07-17:41 20:39-12:01
10/26 7'1" H 8'0" 3:25AM 6'0" L 2'0" 9:14AM 6'10" H 8'10" 3:25PM 7'8" L 1'2" 9:54PM 6'7" 07:09-17:39 21:29-12:55
10/27 6'7" H 7'9" 4:12AM 5'6" L 2'3" 10:01AM 6'5" H 8'8" 4:14PM 7'3" L 1'4" 10:44PM 6'3" 07:10-17:38 22:26-13:42
10/28 6'3" H 7'8" 5:04AM 5'3" L 2'4" 10:54AM 6'2" H 8'6" 5:08PM 7'1" L 1'5" 11:38PM 6'3" 07:11-17:36 23:30-14:22
10/29 6'3" H 7'8" 6:00AM 5'5" L 2'3" 11:52AM 6'3" H 8'6" 6:06PM 7'2" - - - - 07:13-17:35 00:00-14:56
10/30 7'2" L 1'4" 12:35AM 6'7" H 7'11" 6:56AM 5'11" L 2'0" 12:52PM 6'9" H 8'9" 7:05PM 7'8" 07:14-17:33 00:37-15:25
10/31 7'8" L 1'0" 1:30AM 7'4" H 8'5" 7:49AM 6'11" L 1'6" 1:50PM 7'6" H 9'1" 8:02PM N/A 07:15-17:32 01:47-15:51

Great Diamond Island Textual Tide Table for October 2021


Oct 1st (Fri)
the sunrise is 6:38am-6:21pm and the tide times are L 1:23am 1'6" H 7:40am 7'8" L 1:32pm 2'2" H 7:48pm 8'9" .
Oct 2nd (Sat)
the sunrise is 6:39am-6:19pm and the tide times are L 2:18am 1'2" H 8:33am 8'0" L 2:28pm 1'8" H 8:42pm 9'1" .
Oct 3rd (Sun)
the sunrise is 6:41am-6:17pm and the tide times are L 3:06am 0'9" H 9:21am 8'7" L 3:18pm 1'1" H 9:32pm 9'6" .
Oct 4th (Mon)
the sunrise is 6:42am-6:15pm and the tide times are L 3:51am 0'3" H 10:04am 9'2" L 4:06pm 0'5" H 10:19pm 10'0" .
Oct 5th (Tue)
the sunrise is 6:43am-6:14pm and the tide times are L 4:33am -0'1" H 10:46am 9'9" L 4:51pm -0'1" H 11:04pm 10'4" .
Oct 6th (Wed)
the sunrise is 6:44am-6:12pm and the tide times are L 5:15am -0'6" H 11:27am 10'4" L 5:37pm -0'8" H 11:50pm 10'7" .
Oct 7th (Thu)
the sunrise is 6:45am-6:10pm and the tide times are L 5:58am -0'8" H 12:10pm 10'10" L 6:23pm -1'1" .
Oct 8th (Fri)
the sunrise is 6:47am-6:08pm and the tide times are H 12:37am 10'7" L 6:42am -0'9" H 12:54pm 11'1" L 7:12pm -1'3" .
Oct 9th (Sat)
the sunrise is 6:48am-6:07pm and the tide times are H 1:25am 10'5" L 7:28am -0'6" H 1:41pm 11'2" L 8:03pm -1'3" .
Oct 10th (Sun)
the sunrise is 6:49am-6:05pm and the tide times are H 2:17am 10'1" L 8:18am -0'2" H 2:32pm 11'0" L 8:57pm -1'0" .
Oct 11th (Mon)
the sunrise is 6:50am-6:03pm and the tide times are H 3:14am 9'7" L 9:12am 0'2" H 3:27pm 10'8" L 9:57pm -0'7" .
Oct 12th (Tue)
the sunrise is 6:51am-6:01pm and the tide times are H 4:15am 9'2" L 10:11am 0'8" H 4:29pm 10'3" L 11:02pm -0'2" .
Oct 13th (Wed)
the sunrise is 6:53am-6:00pm and the tide times are H 5:22am 8'10" L 11:18am 1'0" H 5:37pm 9'11" .
Oct 14th (Thu)
the sunrise is 6:54am-5:58pm and the tide times are L 12:11am 0'1" H 6:32am 8'8" L 12:29pm 1'2" H 6:49pm 9'8" .
Oct 15th (Fri)
the sunrise is 6:55am-5:56pm and the tide times are L 1:20am 0'3" H 7:41am 8'9" L 1:40pm 1'1" H 7:58pm 9'7" .
Oct 16th (Sat)
the sunrise is 6:56am-5:55pm and the tide times are L 2:23am 0'2" H 8:42am 9'0" L 2:44pm 0'10" H 9:01pm 9'8" .
Oct 17th (Sun)
the sunrise is 6:57am-5:53pm and the tide times are L 3:20am 0'1" H 9:36am 9'4" L 3:40pm 0'6" H 9:55pm 9'9" .
Oct 18th (Mon)
the sunrise is 6:59am-5:51pm and the tide times are L 4:09am 0'1" H 10:24am 9'7" L 4:30pm 0'2" H 10:44pm 9'9" .
Oct 19th (Tue)
the sunrise is 7:00am-5:50pm and the tide times are L 4:53am 0'1" H 11:06am 9'9" L 5:15pm 0'0" H 11:28pm 9'8" .
Oct 20th (Wed)
the sunrise is 7:01am-5:48pm and the tide times are L 5:32am 0'3" H 11:44am 9'10" L 5:56pm -0'0" .
Oct 21st (Thu)
the sunrise is 7:02am-5:47pm and the tide times are H 12:08am 9'6" L 6:09am 0'6" H 12:18pm 9'10" L 6:34pm -0'0" .
Oct 22nd (Fri)
the sunrise is 7:04am-5:45pm and the tide times are H 12:46am 9'3" L 6:43am 0'9" H 12:52pm 9'9" L 7:11pm 0'1" .
Oct 23rd (Sat)
the sunrise is 7:05am-5:44pm and the tide times are H 1:23am 9'0" L 7:18am 1'1" H 1:26pm 9'7" L 7:48pm 0'4" .
Oct 24th (Sun)
the sunrise is 7:06am-5:42pm and the tide times are H 2:01am 8'8" L 7:53am 1'5" H 2:02pm 9'4" L 8:27pm 0'7" .
Oct 25th (Mon)
the sunrise is 7:07am-5:41pm and the tide times are H 2:41am 8'4" L 8:31am 1'9" H 2:41pm 9'1" L 9:08pm 0'11" .
Oct 26th (Tue)
the sunrise is 7:09am-5:39pm and the tide times are H 3:25am 8'0" L 9:14am 2'0" H 3:25pm 8'10" L 9:54pm 1'2" .
Oct 27th (Wed)
the sunrise is 7:10am-5:38pm and the tide times are H 4:12am 7'9" L 10:01am 2'3" H 4:14pm 8'8" L 10:44pm 1'4" .
Oct 28th (Thu)
the sunrise is 7:11am-5:36pm and the tide times are H 5:04am 7'8" L 10:54am 2'4" H 5:08pm 8'6" L 11:38pm 1'5" .
Oct 29th (Fri)
the sunrise is 7:13am-5:35pm and the tide times are H 6:00am 7'8" L 11:52am 2'3" H 6:06pm 8'6" .
Oct 30th (Sat)
the sunrise is 7:14am-5:33pm and the tide times are L 12:35am 1'4" H 6:56am 7'11" L 12:52pm 2'0" H 7:05pm 8'9" .
Oct 31st (Sun)
the sunrise is 7:15am-5:32pm and the tide times are L 1:30am 1'0" H 7:49am 8'5" L 1:50pm 1'6" H 8:02pm 9'1" .

Maine Tides Map

Tides map. Large blue pin with white center = this station. Small blue pin = other tide stations. Red pins = tidepools covered by this tide station.

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NOAA/NWS Forecast for Great Diamond Island

Last updated: June 21, 2026, 6:02 PM

Marine Forecast (ANZ153)

ANZ153-221445-
Casco Bay-
834 PM EDT Sun Jun 21 2026

.TONIGHT...W winds around 5 kt. Seas around 2 ft this evening, then
1 foot or less. A chance of showers with isolated tstms early this
evening. Patchy fog towards daybreak. Vsby 1 to 3 NM towards
daybreak.
.MON...W winds around 5 kt, becoming S in the afternoon. Seas 1 foot
or less, then around 2 ft in the afternoon. A chance of rain in the
afternoon.
.MON NIGHT...SE winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. Seas around 2 ft. Rain. Patchy fog
after midnight with vsby 1 to 3 NM.
.TUE...S winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to
10 kt in the afternoon. Seas around 2 ft. Patchy fog in the morning.
Rain in the morning, then showers likely in the afternoon. Vsby 1 to
3 NM in the morning.
.TUE NIGHT...W winds around 5 kt. Seas around 2 ft. A chance of
showers in the evening. Patchy fog after midnight.
.WED...W winds 5 to 10 kt. Seas 2 to 3 ft. Patchy fog in the
morning.
.WED NIGHT...W winds 5 to 10 kt, becoming NW after midnight. Seas
2 to 3 ft.
.THU...NE winds around 5 kt, becoming SE in the afternoon. Seas
around 2 ft.
.THU NIGHT...SE winds 5 to 10 kt. Seas around 2 ft. A chance of
showers after midnight.
.FRI...S winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up
to 20 kt in the afternoon. Seas 2 to 3 ft. Showers likely.
.FRI NIGHT...S winds 10 to 15 kt with gusts up to 20 kt, becoming SW
5 to 10 kt after midnight. Seas 2 to 3 ft. Showers likely, mainly in
the evening.

Winds and seas higher in and near tstms.

$$

Land Forecast (MEZ023)

TONIGHT: Mostly clear with a slight chance of showers with isolated thunderstorms this evening, then partly cloudy after midnight. Patchy fog after midnight. Lows in the mid 50s. Light and variable winds. Chance of rain 20 percent.

MONDAY: Partly sunny in the morning, then cloudy with rain in the afternoon. Highs in the mid 70s. Light and variable winds, becoming south around 10 mph in the afternoon. Chance of rain 80 percent.

MONDAY NIGHT: Rain. Patchy fog after midnight. Lows in the mid 50s. Light and variable winds. Chance of rain near 100 percent.

TUESDAY: Patchy fog in the morning. Rain in the morning, then showers likely in the afternoon. Highs in the mid 70s. Light and variable winds. Chance of rain 90 percent.

TUESDAY NIGHT: Partly cloudy in the evening, then clearing. Patchy fog after midnight. Lows in the upper 50s.

WEDNESDAY: Patchy fog in the morning. Mostly sunny. Highs in the mid 80s.

WEDNESDAY NIGHT: Mostly clear. Lows in the upper 50s.

THURSDAY: Mostly sunny. Highs around 80.

THURSDAY NIGHT: Partly cloudy. A chance of showers after midnight. Lows around 60. Chance of rain 40 percent.

FRIDAY: Showers likely. Highs in the upper 70s. Chance of rain 70 percent.

FRIDAY NIGHT: Showers likely, mainly in the evening. Lows around 60. Chance of rain 60 percent.

SATURDAY: Partly sunny. A chance of showers in the afternoon. Highs in the mid 80s. Chance of rain 30 percent.

Last updated: June 21, 2026, 6:02 PM

Great Diamond Island (Guide)

Great Diamond Island on Casco Bay delivers productive fishing for striped bass and bluefish and summer flounder from the island or small boats with lower tides revealing structure for better casting. Boat ramps at Great Diamond Island and the ferry area provide easy access for bay trips targeting black sea bass and tautog. Beaches at Great Diamond Island and the adjacent island shores offer calm sand for family picnics swimming and shore casting with island views. The private island setting with ferry access enhances enjoyable tide aware days.

DMR

Maine Department of Marine Resources with current fishing regulations seasons bag size limits and area specific rules

Maine State Parks

Maine State Parks and beaches with coastal camping, reservations, day use fees, and rocky shoreline tidepooling