Rathnew tides
Today, Thursday, October 29, 2026 · local time (GMT) · Wicklow, Ireland- 1:05 am8.9 ft
- 1:23 pm9.3 ft
- 6:42 am1.6 ft
- 7:13 pm1.5 ft
- Tide now
- 4.0 ft ↓ falling · low 6:42 am (1.6 ft)
- Coefficient
- 88 · average coefficient
- Range today
- 7.8 ft
Today there are high tides at 1:05 am (8.9 ft) and 1:23 pm (9.3 ft) and low tides at 6:42 am and 7:13 pm. Tide coefficient 88. Right now the tide is falling toward the low tide at 6:42 am. In Rathnew the tide is semidiurnal: two high and two low tides a day, of similar height. The next spring tides: from November 9 to 11.
Today's high and low tides
- ▲ High tide 1:05 am 8.9 ft · coef. 88
- ▼ Next low tide 6:42 am 1.6 ft
- ▲ High tide 1:23 pm 9.3 ft · coef. 85
- ▼ Low tide 7:13 pm 1.5 ft
↓ Falling The tide is falling. 2 h 4 min to low tide at 6:42 am.
Tide coefficient 88 for the 1:05 am high tide and 85 for the 1:23 pm high tide. Average coefficient. The water rises and falls 7.8 ft between the highest high and the lowest low: a large range for this place. 70 is an average tide here; 90 and above means spring tides; below 45, neap tides. What is the tide coefficient?
Heights above chart datum: the lowest astronomical tide (LAT), the zero of nautical charts in Europe. Astronomical prediction: wind and air pressure can raise or lower the water by a few inches, and more in a storm. Not for navigation.
Tides for the next 7 days
| Day | Sun | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Coef. | Moon | Major periods | Activity |
|---|---|---|---|---|---|---|---|---|---|
| Today, Thu 29 | 7:16 am · 4:59 pm | High tide 1:05 am · 8.9 ft | Low tide 6:42 am · 1.6 ft | High tide 1:23 pm · 9.3 ft | Low tide 7:13 pm · 1.5 ft | Coef. 88 | 85% | Major periods 1:51 am · 2:23 pm | Medium |
| Fri 30 | 7:18 am · 4:57 pm | High tide 1:56 am · 8.6 ft | Low tide 7:28 am · 2.1 ft | High tide 2:12 pm · 9.1 ft | Low tide 8:06 pm · 1.8 ft | Coef. 81 | 76% | Major periods 2:55 am · 3:27 pm | Medium |
| Sat 31 | 7:20 am · 4:55 pm | High tide 2:53 am · 8.2 ft | Low tide 8:19 am · 2.7 ft | High tide 3:07 pm · 8.9 ft | Low tide 9:08 pm · 2.1 ft | Coef. 73 | 65% | Major periods 3:58 am · 4:28 pm | Medium |
| Sun 1 | 7:22 am · 4:53 pm | High tide 3:56 am · 7.8 ft | Low tide 9:21 am · 3.1 ft | High tide 4:09 pm · 8.6 ft | Low tide 10:24 pm · 2.3 ft | Coef. 65 | Last quarter | Major periods 4:57 am · 5:25 pm | Medium |
| Mon 2 | 7:24 am · 4:51 pm | High tide 5:05 am · 7.5 ft | Low tide 10:37 am · 3.3 ft | High tide 5:16 pm · 8.5 ft | Low tide 11:45 pm · 2.1 ft | Coef. 60 | 43% | Major periods 5:51 am · 6:16 pm | Medium |
| Tue 3 | 7:26 am · 4:49 pm | High tide 6:17 am · 7.5 ft | Low tide 11:59 am · 3.2 ft | High tide 6:25 pm · 8.5 ft | — | Coef. 63 | 32% | Major periods 6:40 am · 7:04 pm | Medium |
| Wed 4 | 7:28 am · 4:48 pm | Low tide 12:57 am · 1.8 ft | High tide 7:25 am · 7.6 ft | Low tide 1:10 pm · 2.8 ft | High tide 7:33 pm · 8.6 ft | Coef. 69 | 23% | Major periods 7:27 am · 7:49 pm | Medium |
▲ high tide · ▼ low tide · heights above chart datum (LAT). Major periods: start time; they last 2 hours. Activity: based on the moon phase and the solunar periods.
Tide coefficient and range in October
The biggest tides of the month came from October 9 to 11 (coefficient 96, 8.9 ft range). The smallest, from October 18 to 19 (coefficient 30, 3.2 ft).
Type of tide
In Rathnew the tide is semidiurnal: two high and two low tides a day, of similar height. Types of tides
2026 extremes: the highest tide of the year is on August 14 (10.2 ft) and the lowest, on August 14 (0.4 ft).
Reference levels
- Mean sea level (MSL)5.3 ft
- Lowest astronomical tide (LAT)0.0 ft
Heights above chart datum: the lowest astronomical tide (LAT), the zero of nautical charts in Europe.
Questions about the tides in Rathnew
What time is high tide today in Rathnew?
High tide today is at 1:05 am (8.9 ft) and 1:23 pm (9.3 ft). Low tide is at 6:42 am and 7:13 pm.
What time is high tide tomorrow in Rathnew?
On Friday, October 30, high tide at 1:56 am and 2:12 pm and low tide at 7:28 am and 8:06 pm.
What is today's tide coefficient?
88: average coefficient. 70 is an average tide here; 90 and above means spring tides; below 45, neap tides.
When are the next spring tides?
From November 9 to 11, after the new or full moon.
How many tides a day are there in Rathnew?
The tide is semidiurnal: two high and two low tides a day, of similar height. Each high tide comes about 50 minutes later than the day before.
What are the heights measured from?
From chart datum: the lowest astronomical tide (LAT), the zero of nautical charts in Europe. That is why a low tide can be negative: that day the water drops below that zero.
Can I use these tides for navigation?
No. They are astronomical predictions for planning fishing and outings; for navigation use official publications and nautical charts.
More about Rathnew today
Tides near Rathnew
- Kilcoole ▲ 1:01 am
- Arklow ▲ 9:59 am
- Sandyford ▲ 12:51 am
- Howth ▲ 12:47 am
- Donabate ▲ 12:43 am
- Enniscorthy ▲ 8:40 am
Each place with its own tide station; next to it, the time of its first high tide today.
Learn more
Tides from the Wicklow station (Marine Institute), 3.0 mi from Rathnew. Times and heights are its predictions. Station data attribution: Marine Institute, Ireland: tide prediction for Wicklow (from the Marine Institute operational hydrodynamic model), https://erddap.marine.ie/erddap/tabledap/imiTidePrediction.html. Licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Modified: harmonic constants fitted by TidePlanet from the hourly prediction of 2026.