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In May 2027, the highest tide in Port Isabel is on May 8 at 8:34 AM (1.7 ft) and the lowest on May 8 at 11:38 PM (−0.5 ft). The biggest range of the month, 2.3 ft, is on May 8; the smallest, 0.0 ft, on May 9.
Which days in May have the biggest tides in Port Isabel?
Range of each day, coloured by spring and neap tides
Calendar
High and low tides in Port Isabel, May 2027
🖨 Print or PDF| Day | High ▲ and low ▼ tide | Range | Moon | Sun |
|---|---|---|---|---|
| ▼6:07 AM 0.6 ft▲1:17 PM 1.1 ft▼7:58 PM 0.6 ft | 0.5 | 6:53 AM · 8:01 PM | ||
| ▲1:51 AM 1.0 ft▼7:25 AM 0.7 ft▲1:08 PM 1.0 ft▼8:02 PM 0.4 ft | 0.6 | 6:52 AM · 8:01 PM | ||
| ▲3:14 AM 1.1 ft▼8:51 AM 0.9 ft▲12:57 PM 1.0 ft▼8:21 PM 0.2 ft | 0.9 | 6:51 AM · 8:02 PM | ||
| ▲4:22 AM 1.3 ft▼10:32 AM 1.0 ft▲12:31 PM 1.0 ft▼8:48 PM 0.0 ft | 1.3 | 6:50 AM · 8:02 PM | ||
| ▲5:22 AM 1.5 ft▼9:22 PM −0.2 ft | 1.7 | 6:50 AM · 8:03 PM | ||
| ▲6:22 AM 1.6 ft▼10:02 PM −0.4 ft | 2.0 | 6:49 AM · 8:03 PM | ||
| ▲7:25 AM 1.7 ft▼10:48 PM −0.5 ft | 2.2 | 6:48 AM · 8:04 PM | ||
| ▲8:34 AM 1.7 ft▼11:38 PM −0.5 ft | 2.3 | 6:48 AM · 8:05 PM | ||
| ▲9:48 AM 1.7 ft | 0.0 | 6:47 AM · 8:05 PM | ||
| ▼12:33 AM −0.5 ft▲10:57 AM 1.7 ft | 2.2 | 6:46 AM · 8:06 PM | ||
| ▼1:32 AM −0.4 ft▲11:50 AM 1.6 ft | 2.0 | 6:46 AM · 8:06 PM | ||
| ▼2:34 AM −0.2 ft▲12:21 PM 1.4 ft | 1.6 | 6:45 AM · 8:07 PM | ||
| ▼3:42 AM 0.1 ft▲12:32 PM 1.2 ft▼7:16 PM 1.0 ft▲8:25 PM 1.0 ft | 1.2 | 6:45 AM · 8:07 PM | ||
| ▼4:58 AM 0.4 ft▲12:30 PM 1.1 ft▼6:38 PM 0.7 ft | 0.7 | 6:44 AM · 8:08 PM | ||
| ▲12:17 AM 1.0 ft▼6:30 AM 0.7 ft▲12:18 PM 1.0 ft▼7:01 PM 0.4 ft | 0.6 | 6:44 AM · 8:08 PM | ||
| ▲2:24 AM 1.2 ft▼8:24 AM 0.9 ft▲11:56 AM 1.0 ft▼7:32 PM 0.2 ft | 1.0 | 6:43 AM · 8:09 PM | ||
| ▲3:55 AM 1.4 ft▼8:07 PM −0.1 ft | 1.4 | 6:43 AM · 8:10 PM | ||
| ▲5:05 AM 1.5 ft▼8:43 PM −0.2 ft | 1.8 | 6:42 AM · 8:10 PM | ||
| ▲6:02 AM 1.6 ft▼9:19 PM −0.3 ft | 1.9 | 6:42 AM · 8:11 PM | ||
| ▲6:54 AM 1.7 ft▼9:57 PM −0.3 ft | 2.0 | 6:41 AM · 8:11 PM | ||
| ▲7:44 AM 1.7 ft▼10:35 PM −0.3 ft | 2.0 | 6:41 AM · 8:12 PM | ||
| ▲8:34 AM 1.6 ft▼11:14 PM −0.3 ft | 1.9 | 6:41 AM · 8:12 PM | ||
| ▲9:24 AM 1.6 ft▼11:55 PM −0.2 ft | 1.7 | 6:40 AM · 8:13 PM | ||
| ▲10:10 AM 1.5 ft | 0.0 | 6:40 AM · 8:13 PM | ||
| ▼12:36 AM −0.1 ft▲10:46 AM 1.5 ft | 1.5 | 6:40 AM · 8:14 PM | ||
| ▼1:18 AM 0.0 ft▲11:09 AM 1.4 ft | 1.3 | 6:39 AM · 8:14 PM | ||
| ▼1:59 AM 0.2 ft▲11:18 AM 1.3 ft | 1.1 | 6:39 AM · 8:15 PM | ||
| ▼2:42 AM 0.4 ft▲11:19 AM 1.2 ft▼7:26 PM 0.7 ft▲9:52 PM 0.8 ft | 0.8 | 6:39 AM · 8:15 PM | ||
| ▼3:31 AM 0.6 ft▲11:13 AM 1.1 ft▼6:39 PM 0.6 ft | 0.6 | 6:38 AM · 8:16 PM | ||
| ▲1:11 AM 0.9 ft▼4:39 AM 0.8 ft▲11:02 AM 1.1 ft▼6:45 PM 0.3 ft | 0.8 | 6:38 AM · 8:16 PM | ||
| ▲2:55 AM 1.1 ft▼6:37 AM 1.0 ft▲10:37 AM 1.1 ft▼7:06 PM 0.1 ft | 1.0 | 6:38 AM · 8:17 PM |
Frequently asked questions
When is the highest tide in Port Isabel in May 2027?
On May 8 at 8:34 AM, 1.7 ft above mean lower low water (MLLW).
When is the lowest tide in Port Isabel in May 2027?
On May 8 at 11:38 PM, −0.5 ft.
Which days in May 2027 have spring tides in Port Isabel?
May 6–8, May 10–11 and May 18–22.
Where does this data come from?
These tides are an astronomical prediction computed by the Tides Pro engine with tide models and harmonic constants, fitted here to the official NOAA predictions for this station. How we validate them is in our methodology. Heights are above mean lower low water (MLLW). They do not include wind or air pressure: for navigation, use official publications.
And right now?
See today’s tide in Port Isabel or carry it on your iPhone.