Today's high and low tide times for Howth, Leinster, plus a 7-day tide table. Astronomical predictions from the nearest harmonic station — free and updated daily.
In Howth, Leinster, the next high tide is at 3:18 AM (12.9ft) and the next low tide is at 9:06 AM (3.6ft), based on harmonic predictions for Howth Water Level 1.
All high and low tides for Howth today, in local time (Europe/Dublin). Heights are metres above chart datum.
High (H) and low (L) tide times and heights for the next seven days at Howth.
| Date | Tides (local time · height) |
|---|---|
| Wed, Sep 16 | H 3:18 AM 12.9ftL 9:06 AM 3.6ftH 3:30 PM 12.6ftL 9:27 PM 3.5ft |
| Thu, Sep 17 | H 3:57 AM 12.1ftL 9:48 AM 4.4ftH 4:15 PM 11.5ftL 10:09 PM 4.6ft |
| Fri, Sep 18 | H 4:45 AM 11.3ftL 10:36 AM 5.2ftH 5:15 PM 10.5ftL 10:57 PM 5.5ft |
| Sat, Sep 19 | H 5:51 AM 10.7ftL 11:39 AM 5.7ftH 6:42 PM 9.9ft |
| Sun, Sep 20 | H 7:15 AM 10.5ftL 12:57 PM 5.9ftH 8:12 PM 9.9ft |
| Mon, Sep 21 | L 1:15 AM 6.5ftH 8:30 AM 10.9ftL 2:18 PM 5.6ftH 9:18 PM 10.4ft |
| Tue, Sep 22 | L 2:27 AM 6.2ftH 9:24 AM 11.5ftL 3:21 PM 4.9ftH 10:09 PM 11.1ft |
| Wed, Sep 23 | L 3:27 AM 5.6ftH 10:09 AM 12.3ftL 4:06 PM 4.0ftH 10:45 PM 11.8ft |
Predicted for Howth Water Level 1, 0.5 km away (reliability: high — a close match — expect predictions within a few minutes of the published station table).
These are astronomical tide predictions — the rise and fall driven by the moon and sun, computed by harmonic analysis. They do not include weather effects: a strong onshore wind, low barometric pressure or a storm surge can push the real water level above the predicted high, and offshore winds or high pressure can hold it below the predicted low. For navigation or any safety-critical decision, always check the official tide tables and a live water-level gauge for Howth.
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