験　潮　記　録 令和8年04月(2026) 自 令和8年04月01日 方　面：本州北岸 緯　度　 41度　14分 31秒 N 至 令和8年04月30日 験潮所：竜飛 経　度　140度　22分 55秒 E 使用時 135度 E 観測者：第二管区海上保安本部海洋情報部 午前 午後 高 潮 低 潮 高 潮 低 潮 高 潮 低 潮 高 潮 低 潮 高 潮 低 潮 高 潮 低 潮 気圧 気温 h m cm h m cm h m cm h m cm h m cm h m cm h m cm h m cm h m cm h m cm h m cm h m cm hPa ℃ 日 1 02:19 104 09:08 64 - - --- - - --- - - --- - - --- 15:23 100 21:17 63 - - --- - - --- - - --- - - --- 1012.5 - - 2 03:04 104 09:58 66 - - --- - - --- - - --- - - --- 15:27 105 21:47 71 - - --- - - --- - - --- - - --- 1009.4 - - 3 03:34 109 10:40 59 - - --- - - --- - - --- - - --- 16:16 98 21:58 61 - - --- - - --- - - --- - - --- 1013.9 - - 4 04:03 105 11:06 63 - - --- - - --- - - --- - - --- 17:08 106 22:15 81 - - --- - - --- - - --- - - --- 1010.3 - - 5 04:42 122 11:57 72 - - --- - - --- - - --- - - --- 17:42 106 23:08 78 - - --- - - --- - - --- - - --- 1006.9 - - 6 05:05 113 - - --- - - --- - - --- - - --- - - --- 18:38 101 12:19 68 - - --- 22:54 84 - - --- - - --- 1011.4 - - 7 05:39 121 - - --- - - --- - - --- - - --- - - --- 18:55 105 13:49 83 - - --- - - --- - - --- - - --- 1002.3 - - 8 05:31 110 00:46 90 - - --- - - --- - - --- - - --- 20:09 88 13:52 69 - - --- - - --- - - --- - - --- 1014.1 - - 9 07:04 100 00:02 79 - - --- - - --- - - --- - - --- 21:10 93 14:45 74 23:47 93 22:26 92 - - --- - - --- 1013.2 - - 10 08:26 108 01:07 92 - - --- - - --- - - --- - - --- - - --- 15:26 95 - - --- - - --- - - --- - - --- 1001.7 - - 11 02:32 112 05:03 111 07:59 114 - - --- - - --- - - --- 22:52 108 18:15 93 - - --- - - --- - - --- - - --- 997.5 - - 12 10:06 106 06:17 100 - - --- - - --- - - --- - - --- - - --- 18:43 72 - - --- - - --- - - --- - - --- 1009.2 - - 13 01:38 93 05:34 84 - - --- - - --- - - --- - - --- 12:31 101 20:15 71 - - --- - - --- - - --- - - --- 1014.7 - - 14 01:49 95 07:34 77 - - --- - - --- - - --- - - --- 13:10 99 20:36 69 - - --- - - --- - - --- - - --- 1017.9 - - 15 01:42 96 08:12 67 - - --- - - --- - - --- - - --- 14:33 101 20:16 71 - - --- - - --- - - --- - - --- 1016.1 - - 16 02:13 103 09:01 59 - - --- - - --- - - --- - - --- 14:20 95 20:50 57 - - --- - - --- - - --- - - --- 1019.8 - - 17 02:45 96 09:30 51 - - --- - - --- - - --- - - --- 15:43 96 20:51 66 - - --- - - --- - - --- - - --- 1018.9 - - 18 02:59 112 10:39 59 - - --- - - --- - - --- - - --- 16:20 106 21:37 73 - - --- - - --- - - --- - - --- 1012.6 - - 19 03:39 114 11:25 55 - - --- - - --- - - --- - - --- 17:07 100 22:28 70 - - --- - - --- - - --- - - --- 1016.4 - - 20 04:20 109 - - --- - - --- - - --- - - --- - - --- 17:49 102 12:10 55 - - --- 22:07 82 - - --- - - --- 1013.6 - - 21 05:11 128 - - --- - - --- - - --- - - --- - - --- 19:03 108 12:54 68 - - --- 23:00 87 - - --- - - --- 1004.8 - - 22 05:33 121 - - --- - - --- - - --- - - --- - - --- 19:57 103 13:58 73 - - --- - - --- - - --- - - --- 1007.7 - - 23 06:41 112 00:54 91 - - --- - - --- - - --- - - --- 20:52 93 14:56 72 - - --- - - --- - - --- - - --- 1013.3 - - 24 07:47 99 01:25 84 - - --- - - --- - - --- - - --- 22:39 84 16:09 71 - - --- - - --- - - --- - - --- 1016.9 - - 25 09:53 87 03:10 76 - - --- - - --- - - --- - - --- - - --- 17:59 67 - - --- - - --- - - --- - - --- 1022.1 - - 26 00:20 88 05:14 80 - - --- - - --- - - --- - - --- 12:58 96 18:15 76 - - --- - - --- - - --- - - --- 1016.4 - - 27 01:23 100 06:33 85 - - --- - - --- - - --- - - --- 13:00 108 19:14 84 - - --- - - --- - - --- - - --- 1009.4 - - 28 00:53 105 07:00 81 - - --- - - --- - - --- - - --- 13:42 105 19:24 80 - - --- - - --- - - --- - - --- 1011.2 - - 29 01:23 108 08:17 73 - - --- - - --- - - --- - - --- 14:26 102 19:55 73 - - --- - - --- - - --- - - --- 1015.0 - - 30 02:03 105 09:35 64 - - --- - - --- - - --- - - --- 14:51 96 20:20 69 - - --- - - --- - - --- - - --- 1019.3 - - 最高潮位 最低潮位 21日 05:11 128cm 17日 09:30 51cm