TidalMap

Bowdoinham, Cathance River Tide Times

Maine · Station 8417391 · Updated Sep 19, 2026

Bowdoinham, Cathance River runs a mean tidal range of about 5.6 ft. This month the highest water, 6.7 ft, comes on the morning of Sep 11, and the lowest, a -0.5 ft minus tide, on the evening of Sep 29.

Nearest gauge measuring live water level: Portland (8418150), about 30 mi away, high and low tides here run on average about 158 min later.

Predictedno live gauge

Next high tide 4.8 ft at 8:30 AM

Predicted

Today's tides
Low tide	2:20 AM	0.9 ft
High tide	8:30 AM	4.8 ft
Low tide	2:26 PM	1.4 ft
High tide	8:39 PM	5.4 ft

Monthly tide calendar

Flood & low finder Flood tide ≥ ft Low tide ≤ ft

🌊 Biggest flood tides at Bowdoinham, Cathance River this month: Sep 1, Sep 2, Sep 7, Sep 9, Sep 10, Sep 11, Sep 12, Sep 13, Sep 27, Sep 28, Sep 29, Sep 30. These spring highs push water up into the grass and over the oyster rock; prime for poling into flooded marsh for tailing reds.

🔻 Negative (minus) low tides at Bowdoinham, Cathance River this month: Sep 1, Sep 3, Sep 8, Sep 9, Sep 10, Sep 11, Sep 12, Sep 13, Sep 14, Sep 26, Sep 27, Sep 28 …. These drain the flats and expose the oyster rock, prime for sight-fishing and clamming.

September 2026

Sun

Mon

Tue

Wed

Thu

Fri

Sat

1H:6.1L:0.0H:6.4L:-0.1

2H:5.9L:0.2H:6.4

3🌗L:-0.0H:5.7L:0.4H:6.4

4🌗L:0.1H:5.5L:0.6H:6.3

5🌗L:0.2H:5.3L:0.7H:6.2

6🌗L:0.3H:5.2L:0.7H:6.3

7L:0.2H:5.4L:0.6H:6.4

8L:-0.0H:5.6L:0.4

9H:6.6L:-0.2H:5.9L:0.1

10H:6.7L:-0.4H:6.2L:-0.1

11🌑H:6.7L:-0.4H:6.4L:-0.3

12🌑H:6.7L:-0.3H:6.5L:-0.3

13🌑H:6.5L:-0.1H:6.5L:-0.2

14H:6.2L:0.1H:6.4L:-0.1

15H:5.9L:0.4H:6.2L:0.2

16H:5.5L:0.8H:5.9

17L:0.5H:5.2L:1.1H:5.7

18🌓L:0.7H:5.0L:1.3H:5.5

19🌓L:0.9H:4.8L:1.4H:5.4

20🌓L:1.0H:4.7L:1.5H:5.4

21🌓L:1.0H:4.8L:1.4H:5.5

22L:0.8H:5.0L:1.2H:5.7

23L:0.6H:5.3L:0.9

24H:5.9L:0.4H:5.6L:0.6

25🌕H:6.1L:0.2H:5.9L:0.3

26🌕H:6.2L:0.1H:6.2L:-0.0

27🌕H:6.3L:-0.0H:6.4L:-0.3

28🌕H:6.3L:-0.1H:6.6L:-0.4

29H:6.3L:-0.0H:6.7L:-0.5

30H:6.1L:0.1H:6.7L:-0.4

Best fishing times (solunar)

Major and minor solunar windows for Bowdoinham, Cathance River, peak feeding activity is around the moon overhead/underfoot (majors) and moonrise/moonset (minors). Score is the day's activity coefficient (0–100).

Day	Major windows	Minor windows	Score
Today 🌓	6:26–8:26 PM 6:51–8:51 AM	2:17–4:17 PM 10:38–12:38 AM	41
Sun Sep 20 🌓	7:15–9:15 PM 7:40–9:40 AM	2:55–4:55 PM —	54
Mon Sep 21 🌓	8:03–10:03 PM 8:28–10:28 AM	3:25–5:25 PM 11:41–1:41 AM	67
Tue Sep 22 🌔	8:48–10:48 PM 9:13–11:13 AM	3:51–5:51 PM 12:47–2:47 AM	77
Wed Sep 23 🌔	9:32–11:32 PM 9:57–11:57 AM	4:13–6:13 PM 1:54–3:54 AM	86
Thu Sep 24 🌔	10:16–12:16 AM 10:41–12:41 PM	4:33–6:33 PM 3:02–5:02 AM	93
Fri Sep 25 🌕	10:59–12:59 AM 11:24–1:24 PM	4:52–6:52 PM 4:10–6:10 AM	96

Predictions & observations: NOAA CO-OPS station 8417391. Solunar windows computed from the moon's position for this location. Times shown in the station's local time. Not for navigation.

Open Bowdoinham, Cathance River on the live chart →

Set your own flood/low lines, moon & solunar, weather and live tides in the app, start a free TidalMap trial.