Oldbury-on-Severn tides
Today, Thursday, October 29, 2026 · local time (GMT) · South Gloucestershire, United Kingdom- 9:05 am43.9 ft
- 9:28 pm42.7 ft
- 3:36 am4.8 ft
- 3:57 pm5.7 ft
- Tide now
- 6.4 ft ↓ falling · low 3:36 am (4.8 ft)
- Coefficient
- 85 · average coefficient
- Range today
- 39.1 ft
Today there are high tides at 9:05 am (43.9 ft) and 9:28 pm (42.7 ft) and low tides at 3:36 am and 3:57 pm. Tide coefficient 85. Right now the tide is falling toward the low tide at 3:36 am. In Oldbury-on-Severn 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
- ▼ Next low tide 3:36 am 4.8 ft
- ▲ High tide 9:05 am 43.9 ft · coef. 85
- ▼ Low tide 3:57 pm 5.7 ft
- ▲ High tide 9:28 pm 42.7 ft · coef. 82
↓ Falling The tide is falling. 44 min to low tide at 3:36 am.
Tide coefficient 85 for the 9:05 am high tide and 82 for the 9:28 pm high tide. Average coefficient. The water rises and falls 39.1 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 | 6:59 am · 4:48 pm | Low tide 3:36 am · 4.8 ft | High tide 9:05 am · 43.9 ft | Low tide 3:57 pm · 5.7 ft | High tide 9:28 pm · 42.7 ft | Coef. 85 | 85% | Major periods 1:36 am · 2:08 pm | Medium |
| Fri 30 | 7:00 am · 4:47 pm | Low tide 4:14 am · 6.4 ft | High tide 9:45 am · 42.1 ft | Low tide 4:34 pm · 7.3 ft | High tide 10:11 pm · 40.4 ft | Coef. 79 | 76% | Major periods 2:41 am · 3:13 pm | Medium |
| Sat 31 | 7:02 am · 4:45 pm | Low tide 4:50 am · 8.4 ft | High tide 10:29 am · 39.9 ft | Low tide 5:12 pm · 9.2 ft | High tide 10:58 pm · 37.8 ft | Coef. 70 | 65% | Major periods 3:44 am · 4:14 pm | Medium |
| Sun 1 | 7:04 am · 4:43 pm | Low tide 5:27 am · 10.6 ft | High tide 11:21 am · 37.5 ft | Low tide 5:54 pm · 11.1 ft | High tide 11:55 pm · 35.3 ft | Coef. 62 | Last quarter | Major periods 4:42 am · 5:10 pm | Medium |
| Mon 2 | 7:06 am · 4:41 pm | Low tide 6:13 am · 12.6 ft | High tide 12:25 pm · 35.6 ft | Low tide 6:53 pm · 12.8 ft | — | Coef. 54 | 43% | Major periods 5:36 am · 6:02 pm | Medium |
| Tue 3 | 7:08 am · 4:39 pm | High tide 1:07 am · 33.7 ft | Low tide 7:27 am · 13.9 ft | High tide 1:43 pm · 35.0 ft | Low tide 8:37 pm · 12.9 ft | Coef. 52 | 32% | Major periods 6:26 am · 6:49 pm | Medium |
| Wed 4 | 7:09 am · 4:38 pm | High tide 2:31 am · 34.2 ft | Low tide 9:22 am · 12.6 ft | High tide 3:06 pm · 36.6 ft | Low tide 10:05 pm · 10.5 ft | Coef. 60 | 23% | Major periods 7:12 am · 7:34 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 94, 42.5 ft range). The smallest, on October 20 (coefficient 37, 13.9 ft).
Type of tide
In Oldbury-on-Severn 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 April 18 (45.9 ft) and the lowest, on March 20 (1.9 ft).
Reference levels
- Highest astronomical tide (HAT)48.7 ft
- Mean higher high water (MHHW)39.8 ft
- Mean high water (MHW)39.5 ft
- Mean sea level (MSL)23.2 ft
- Mean low water (MLW)8.0 ft
- Mean lower low water (MLLW)7.6 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 Oldbury-on-Severn
What time is high tide today in Oldbury-on-Severn?
High tide today is at 9:05 am (43.9 ft) and 9:28 pm (42.7 ft). Low tide is at 3:36 am and 3:57 pm.
What time is high tide tomorrow in Oldbury-on-Severn?
On Friday, October 30, high tide at 9:45 am and 10:11 pm and low tide at 4:14 am and 4:34 pm.
What is today's tide coefficient?
85: 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 Oldbury-on-Severn?
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 Oldbury-on-Severn today
Tides near Oldbury-on-Severn
- Easton-in-Gordano ▲ 8:56 am
- Caerleon ▲ 8:52 am
- Sand Bay ▲ 8:45 am
- Burnham-on-Sea ▲ 8:25 am
- Bridgend ▲ 7:53 am
- Lynton ▲ 7:36 am
Each place with its own tide station; next to it, the time of its first high tide today.
Learn more
Oldbury-on-Severn has no station of its own, so we use the tide at Severn Bridge (TICON-4), 7.1 mi away. On the open coast the difference is usually a few minutes and inches; inside estuaries, rivers and enclosed bays it can be much larger. Station data attribution: Slackwater database (https://github.com/openwatersio/slackwater-database). Source: Hart-Davis, M., Dettmering, D., Seitz, F. (2025), TICON-4: TIdal CONstants based on GESLA-4 sea-level records, SEANOE, https://doi.org/10.17882/109129. Licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Modified: see https://github.com/openwatersio/slackwater-database#modifications-to-source-data