Great Diamond Island Tides July 2025 | Tide Charts & Tables | Casco Bay, ME

Great Diamond Island Tide Chart for (Tue) July 1, 2025

Great Diamond Island tide chart for Tuesday, July 1, 2025
Great Diamond Island tides for Jul 1st, the sunrise is 5:03am-8:26pm and the tide times are H 4:10am 9'4" L 10:29am 0'6" H 4:49pm 8'11" L 10:54pm 1'4" .

Great Diamond Island Tide Chart for (Wed) July 2, 2025

Great Diamond Island tide chart for Wednesday, July 2, 2025
Great Diamond Island tides for Jul 2nd, the sunrise is 5:03am-8:25pm and the tide times are H 5:03am 8'10" L 11:18am 1'0" H 5:38pm 8'10" L 11:50pm 1'6" .

Great Diamond Island Tide Chart for (Thu) July 3, 2025

Great Diamond Island tide chart for Thursday, July 3, 2025
Great Diamond Island tides for Jul 3rd, the sunrise is 5:04am-8:25pm and the tide times are H 5:57am 8'4" L 12:07pm 1'5" H 6:27pm 8'10" .

Great Diamond Island Tide Chart for (Fri) July 4, 2025

Great Diamond Island tide chart for Friday, July 4, 2025
Great Diamond Island tides for Jul 4th, the sunrise is 5:04am-8:25pm and the tide times are L 12:47am 1'7" H 6:54am 8'0" L 12:56pm 1'9" H 7:16pm 8'10" .

Great Diamond Island Tide Chart for (Sat) July 5, 2025

Great Diamond Island tide chart for Saturday, July 5, 2025
Great Diamond Island tides for Jul 5th, the sunrise is 5:05am-8:25pm and the tide times are L 1:44am 1'6" H 7:51am 7'9" L 1:46pm 1'11" H 8:06pm 8'10" .

Great Diamond Island Tide Chart for (Sun) July 6, 2025

Great Diamond Island tide chart for Sunday, July 6, 2025
Great Diamond Island tides for Jul 6th, the sunrise is 5:06am-8:24pm and the tide times are L 2:38am 1'4" H 8:46am 7'8" L 2:36pm 2'0" H 8:54pm 9'0" .

Great Diamond Island Tide Chart for (Mon) July 7, 2025

Great Diamond Island tide chart for Monday, July 7, 2025
Great Diamond Island tides for Jul 7th, the sunrise is 5:06am-8:24pm and the tide times are L 3:28am 1'2" H 9:38am 7'9" L 3:23pm 2'0" H 9:40pm 9'2" .

Great Diamond Island Tide Chart for (Tue) July 8, 2025

Great Diamond Island tide chart for Tuesday, July 8, 2025
Great Diamond Island tides for Jul 8th, the sunrise is 5:07am-8:23pm and the tide times are L 4:15am 0'11" H 10:26am 7'10" L 4:08pm 1'11" H 10:24pm 9'5" .

Great Diamond Island Tide Chart for (Wed) July 9, 2025

Great Diamond Island tide chart for Wednesday, July 9, 2025
Great Diamond Island tides for Jul 9th, the sunrise is 5:08am-8:23pm and the tide times are L 4:58am 0'8" H 11:09am 8'0" L 4:51pm 1'9" H 11:06pm 9'7" .

Great Diamond Island Tide Chart for (Thu) July 10, 2025

Great Diamond Island tide chart for Thursday, July 10, 2025
Great Diamond Island tides for Jul 10th, the sunrise is 5:09am-8:22pm and the tide times are L 5:38am 0'5" H 11:50am 8'2" L 5:32pm 1'6" H 11:47pm 9'10" .

Great Diamond Island Tide Chart for (Fri) July 11, 2025

Great Diamond Island tide chart for Friday, July 11, 2025
Great Diamond Island tides for Jul 11th, the sunrise is 5:09am-8:22pm and the tide times are L 6:16am 0'2" H 12:29pm 8'5" L 6:13pm 1'3" .

Great Diamond Island Tide Chart for (Sat) July 12, 2025

Great Diamond Island tide chart for Saturday, July 12, 2025
Great Diamond Island tides for Jul 12th, the sunrise is 5:10am-8:21pm and the tide times are H 12:27am 10'0" L 6:54am 0'0" H 1:08pm 8'8" L 6:54pm 1'1" .

Great Diamond Island Tide Chart for (Sun) July 13, 2025

Great Diamond Island tide chart for Sunday, July 13, 2025
Great Diamond Island tides for Jul 13th, the sunrise is 5:11am-8:21pm and the tide times are H 1:07am 10'2" L 7:33am -0'1" H 1:47pm 8'11" L 7:38pm 0'10" .

Great Diamond Island Tide Chart for (Mon) July 14, 2025

Great Diamond Island tide chart for Monday, July 14, 2025
Great Diamond Island tides for Jul 14th, the sunrise is 5:12am-8:20pm and the tide times are H 1:50am 10'2" L 8:13am -0'3" H 2:28pm 9'2" L 8:24pm 0'8" .

Great Diamond Island Tide Chart for (Tue) July 15, 2025

Great Diamond Island tide chart for Tuesday, July 15, 2025
Great Diamond Island tides for Jul 15th, the sunrise is 5:13am-8:19pm and the tide times are H 2:36am 10'1" L 8:56am -0'3" H 3:12pm 9'6" L 9:14pm 0'6" .

Great Diamond Island Tide Chart for (Wed) July 16, 2025

Great Diamond Island tide chart for Wednesday, July 16, 2025
Great Diamond Island tides for Jul 16th, the sunrise is 5:14am-8:19pm and the tide times are H 3:24am 9'11" L 9:41am -0'2" H 3:59pm 9'9" L 10:07pm 0'5" .

Great Diamond Island Tide Chart for (Thu) July 17, 2025

Great Diamond Island tide chart for Thursday, July 17, 2025
Great Diamond Island tides for Jul 17th, the sunrise is 5:14am-8:18pm and the tide times are H 4:17am 9'7" L 10:29am -0'0" H 4:49pm 9'11" L 11:05pm 0'4" .

Great Diamond Island Tide Chart for (Fri) July 18, 2025

Great Diamond Island tide chart for Friday, July 18, 2025
Great Diamond Island tides for Jul 18th, the sunrise is 5:15am-8:17pm and the tide times are H 5:14am 9'3" L 11:22am 0'3" H 5:43pm 10'1" .

Great Diamond Island Tide Chart for (Sat) July 19, 2025

Great Diamond Island tide chart for Saturday, July 19, 2025
Great Diamond Island tides for Jul 19th, the sunrise is 5:16am-8:16pm and the tide times are L 12:06am 0'3" H 6:16am 8'11" L 12:19pm 0'6" H 6:41pm 10'3" .

Great Diamond Island Tide Chart for (Sun) July 20, 2025

Great Diamond Island tide chart for Sunday, July 20, 2025
Great Diamond Island tides for Jul 20th, the sunrise is 5:17am-8:15pm and the tide times are L 1:11am 0'1" H 7:23am 8'8" L 1:20pm 0'8" H 7:43pm 10'4" .

Great Diamond Island Tide Chart for (Mon) July 21, 2025

Great Diamond Island tide chart for Monday, July 21, 2025
Great Diamond Island tides for Jul 21st, the sunrise is 5:18am-8:15pm and the tide times are L 2:18am -0'0" H 8:30am 8'7" L 2:24pm 0'9" H 8:46pm 10'6" .

Great Diamond Island Tide Chart for (Tue) July 22, 2025

Great Diamond Island tide chart for Tuesday, July 22, 2025
Great Diamond Island tides for Jul 22nd, the sunrise is 5:19am-8:14pm and the tide times are L 3:21am -0'3" H 9:35am 8'9" L 3:26pm 0'8" H 9:46pm 10'8" .

Great Diamond Island Tide Chart for (Wed) July 23, 2025

Great Diamond Island tide chart for Wednesday, July 23, 2025
Great Diamond Island tides for Jul 23rd, the sunrise is 5:20am-8:13pm and the tide times are L 4:21am -0'6" H 10:35am 8'11" L 4:25pm 0'6" H 10:44pm 10'9" .

Great Diamond Island Tide Chart for (Thu) July 24, 2025

Great Diamond Island tide chart for Thursday, July 24, 2025
Great Diamond Island tides for Jul 24th, the sunrise is 5:21am-8:12pm and the tide times are L 5:16am -0'8" H 11:30am 9'1" L 5:20pm 0'5" H 11:38pm 10'10" .

Great Diamond Island Tide Chart for (Fri) July 25, 2025

Great Diamond Island tide chart for Friday, July 25, 2025
Great Diamond Island tides for Jul 25th, the sunrise is 5:22am-8:11pm and the tide times are L 6:07am -0'9" H 12:21pm 9'3" L 6:12pm 0'4" .

Great Diamond Island Tide Chart for (Sat) July 26, 2025

Great Diamond Island tide chart for Saturday, July 26, 2025
Great Diamond Island tides for Jul 26th, the sunrise is 5:23am-8:10pm and the tide times are H 12:29am 10'9" L 6:54am -0'8" H 1:08pm 9'4" L 7:02pm 0'4" .

Great Diamond Island Tide Chart for (Sun) July 27, 2025

Great Diamond Island tide chart for Sunday, July 27, 2025
Great Diamond Island tides for Jul 27th, the sunrise is 5:24am-8:09pm and the tide times are H 1:17am 10'6" L 7:39am -0'5" H 1:53pm 9'4" L 7:50pm 0'6" .

Great Diamond Island Tide Chart for (Mon) July 28, 2025

Great Diamond Island tide chart for Monday, July 28, 2025
Great Diamond Island tides for Jul 28th, the sunrise is 5:25am-8:07pm and the tide times are H 2:03am 10'1" L 8:23am -0'1" H 2:37pm 9'3" L 8:37pm 0'8" .

Great Diamond Island Tide Chart for (Tue) July 29, 2025

Great Diamond Island tide chart for Tuesday, July 29, 2025
Great Diamond Island tides for Jul 29th, the sunrise is 5:27am-8:06pm and the tide times are H 2:49am 9'7" L 9:05am 0'3" H 3:20pm 9'2" L 9:25pm 0'11" .

Great Diamond Island Tide Chart for (Wed) July 30, 2025

Great Diamond Island tide chart for Wednesday, July 30, 2025
Great Diamond Island tides for Jul 30th, the sunrise is 5:28am-8:05pm and the tide times are H 3:34am 9'1" L 9:46am 0'9" H 4:02pm 9'0" L 10:13pm 1'2" .

Great Diamond Island Tide Chart for (Thu) July 31, 2025

Great Diamond Island tide chart for Thursday, July 31, 2025
Great Diamond Island tides for Jul 31st, the sunrise is 5:29am-8:04pm and the tide times are H 4:22am 8'7" L 10:29am 1'2" H 4:47pm 8'10" L 11:04pm 1'5" .

Great Diamond Island Tide Calendar | July 2025

Sun Mon Tue Wed Thu Fri Sat
 
 

Restricted days available with membership — details below


Great Diamond Island Tide Table for July 2025

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

Great Diamond Island Textual Tide Table for July 2025


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

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 | Beach Hazards Statement

Last updated: June 5, 2026, 12:02 PM

Beach Hazards Statement

Beach Hazards Statement issued June 5 at 8:56AM EDT until June 5 at 8:00PM EDT by NWS Gray ME

* WHAT...Warm air temperatures in the 80s may cause people to
underestimate the dangers of the cold water temperatures in the
low to mid 50s.

* WHERE...In Maine, Coastal York, Coastal Cumberland, Sagadahoc,
Lincoln, Knox and Coastal Waldo Counties. In New Hampshire,
Coastal Rockingham County.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...When the water temperature is below 60 degrees, the
average submerged person could lose dexterity within minutes and
be unable to accomplish simple tasks. Anyone on boats or
paddlecraft should use extreme caution to avoid this threat.

Effective: June 5, 2026, 12:56 PM

Expires: June 6, 2026, 12:00 AM

Marine Forecast (ANZ153)

ANZ153-060845-
Casco Bay-
243 PM EDT Fri Jun 5 2026

.THIS AFTERNOON...S winds 5 to 10 kt. Seas 2 to 3 ft.
.TONIGHT...SE winds around 5 kt. Seas 2 to 3 ft.
.SAT...E winds around 5 kt, becoming SE in the afternoon. Seas 2 to
3 ft.
.SAT NIGHT...SE winds around 5 kt, becoming SW after midnight. Seas
2 to 3 ft.
.SUN...W winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to
20 kt in the afternoon. Seas 2 to 3 ft. A chance of showers in the
morning, then showers in the afternoon.
.SUN NIGHT...N winds 10 to 15 kt. Seas 2 to 3 ft. Showers likely in
the evening.
.MON...N winds 10 to 15 kt, becoming W 5 to 10 kt in the afternoon.
Seas 2 to 3 ft.
.MON NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas
around 2 ft.
.TUE...W winds around 5 kt, becoming SW in the afternoon. Seas
around 2 ft.
.TUE NIGHT...SW winds 5 to 10 kt, becoming W after midnight. Seas
around 2 ft.

$$

Land Forecast (MEZ023)

THIS AFTERNOON: Partly sunny. Highs in the mid 80s. Light and variable winds.

TONIGHT: Partly cloudy. Lows in the mid 50s. Light and variable winds.

SATURDAY: Partly sunny in the morning, then mostly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs around 70. Light and variable winds. Chance of rain 20 percent.

SATURDAY NIGHT: Partly cloudy. A chance of showers in the evening. Lows in the upper 50s. Light and variable winds. Chance of rain 40 percent.

SUNDAY: Partly sunny with a chance of showers in the morning, then mostly cloudy with showers in the afternoon. Highs in the lower 80s. Northwest winds around 10 mph. Chance of rain 90 percent.

SUNDAY NIGHT: Showers likely in the evening, then mostly clear after midnight. Lows in the lower 50s. Chance of rain 70 percent.

MONDAY: Mostly sunny. Highs in the mid 70s.

MONDAY NIGHT: Mostly clear. Lows in the mid 50s.

TUESDAY: Mostly sunny. Highs in the lower 80s.

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

WEDNESDAY: Mostly sunny. Warm with highs in the mid 80s.

WEDNESDAY NIGHT: Partly cloudy. Lows in the lower 60s.

THURSDAY: Partly sunny. Warm with highs in the mid 80s.

Last updated: June 5, 2026, 12:02 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