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New Castle, Delaware Tide Times

Delaware · Station 8551201 · Updated Aug 5, 2026

New Castle, Delaware runs a mean tidal range of about 5.0 ft. This month the highest water, 6.4 ft, comes on the morning of Aug 13, and the lowest, 0.1 ft, on the morning of Aug 14.

Nearest gauge measuring live water level: Delaware City (8551762), about 5 mi away — high and low tides here run on average about 23 min later.

Predictedno live gauge
Next high tide 5.9 ft at 5:02 PM
Low 0.5 ft · 10:39 AMHigh 5.8 ft · 4:10 PMLow 1.0 ft · 11:20 PMHigh 5.4 ft · 4:32 AM
Predicted

Monthly tide calendar

Flood & low finder

🌊 Biggest flood tides at New Castle, Delaware this month: Aug 9, Aug 10, Aug 11, Aug 13, Aug 14, Aug 15. These spring highs push water up into the grass and over the oyster rock — prime for poling into flooded marsh for tailing reds.

August 2026
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1H:5.9L:0.5H:5.3L:0.7
2H:5.9L:0.5H:5.5L:0.8
3H:5.8L:0.5H:5.7L:0.9
4H:5.6L:0.5H:5.8L:1.0
5🌗H:5.4L:0.6H:5.9
6🌗L:1.1H:5.2L:0.7H:5.9
7🌗L:1.2H:5.0L:0.8H:5.9
8L:1.1H:4.9L:0.8H:6.0
9L:1.0H:5.0L:0.7H:6.1
10L:0.7H:5.1L:0.6H:6.3
11L:0.5H:5.3L:0.5H:6.4
12🌑L:0.3H:5.5L:0.4
13🌑H:6.4L:0.2H:5.7L:0.3
14🌑H:6.3L:0.1H:5.8L:0.4
15🌑H:6.2L:0.2H:5.8L:0.5
16H:6.0L:0.3H:5.9L:0.6
17H:5.8L:0.4H:5.8L:0.8
18H:5.5L:0.6H:5.8L:1.0
19🌓H:5.3L:0.7H:5.7
20🌓L:1.1H:5.0L:0.8H:5.7
21🌓L:1.1H:4.9L:0.9H:5.7
22🌓L:1.1H:4.9L:0.9H:5.7
23L:1.0H:4.9L:0.9H:5.8
24L:0.8H:5.0L:0.8H:5.9
25L:0.7H:5.1L:0.7H:6.0
26L:0.6H:5.2L:0.6H:6.0
27🌕L:0.5H:5.3L:0.5
28🌕H:6.0L:0.5H:5.4L:0.5
29🌕H:6.0L:0.5H:5.6L:0.6
30H:5.9L:0.5H:5.8L:0.6
31H:5.8L:0.5H:5.9L:0.8

Best fishing times (solunar)

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

DayMajor windowsMinor windowsScore
Today 🌗5:13–7:13 AM
5:38–7:38 PM		10:36–12:36 AM
12:37–2:37 PM		34
Thu Aug 6 🌗6:09–8:09 AM
6:34–8:34 PM		—
1:53–3:53 PM		40
Fri Aug 7 🌗7:09–9:09 AM
7:34–9:34 PM		11:17–1:17 AM
3:08–5:08 PM		53
Sat Aug 8 🌘8:12–10:12 AM
8:37–10:37 PM		12:09–2:09 AM
4:18–6:18 PM		66
Sun Aug 9 🌘9:17–11:17 AM
9:42–11:42 PM		1:12–3:12 AM
5:18–7:18 PM		76
Mon Aug 10 🌘10:20–12:20 PM
10:45–12:45 AM		2:24–4:24 AM
6:06–8:06 PM		85
Tue Aug 11 🌘11:19–1:19 PM
11:44–1:44 AM		3:41–5:41 AM
6:45–8:45 PM		92

Predictions & observations: NOAA CO-OPS station 8551201. Solunar windows computed from the moon's position for this location. Times shown in the station's local time. Not for navigation.

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