Tide Tables
Posted 26/01/2022 - 22:35 - Helpful Comment
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Posted 26/01/2022 - 22:53
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Looks like you have to pay for the PDF to get past 7 days and that's for one location. Best so far
Barrie - Too Old To Die Young
https://pentaxphotogallery.com/artists/barrieforbes
https://www.flickr.com/photos/189482630@N03/
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https://www.flickr.com/photos/189482630@N03/
Posted 27/01/2022 - 08:31
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I thought that the interval between tide times was constant. So if you have a set of times for a given place, you could use that data to extrapolate future dates.
Regards,
Kea828
Kea828
Posted 27/01/2022 - 09:10
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kea828 wrote:
I thought that the interval between tide times was constant. So if you have a set of times for a given place, you could use that data to extrapolate future dates.
I thought that the interval between tide times was constant. So if you have a set of times for a given place, you could use that data to extrapolate future dates.
Do they not take into account things like, time of year and moon phase, or is that more about the height of the tide.
Barrie - Too Old To Die Young
https://pentaxphotogallery.com/artists/barrieforbes
https://www.flickr.com/photos/189482630@N03/
https://pentaxphotogallery.com/artists/barrieforbes
https://www.flickr.com/photos/189482630@N03/
Posted 27/01/2022 - 09:44
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I use magic seaweed but don't know how far I'm advance they go. There's a way of working it out but damned if I know that sorry!
Gareth Williams ARPS
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My outfit: K1ii - Pentax D FA 24-70mm f2.8 - Pentax DA* 300mm f4 - Pentax modified DA* 60-250mm f4 - Irix 15mm Firefly - Pentax FA 35mm - FA 50mm f1.4 - Tamron SP 90mm macro - Pentax AF 540 FGZ II
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Posted 27/01/2022 - 10:13 - Helpful Comment
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The problem with tide tables is that the UK office responsible for tide data charges for use of their data beyond 7 days. There is other data freely available which I use for my website and I provide data for up to 12 month in advance for my location, it is only an approximation but good enough for use here to know roughly when high tide is as it is within a few minutes either way.
None of the tables can cope with weather changes, that can only be done very close to the date which is why things like tidal surges are not predicted with any accuracy more than a few days in advance.
Stuart
None of the tables can cope with weather changes, that can only be done very close to the date which is why things like tidal surges are not predicted with any accuracy more than a few days in advance.
Stuart
Posted 27/01/2022 - 11:10
Link
PeterKR wrote:
If you go to tidesforfishing you can select ANY month, give it a try :-
link
Good luck
Peter
If you go to tidesforfishing you can select ANY month, give it a try :-
link
Good luck
Peter
Spot on. Thank you.
Barrie - Too Old To Die Young
https://pentaxphotogallery.com/artists/barrieforbes
https://www.flickr.com/photos/189482630@N03/
https://pentaxphotogallery.com/artists/barrieforbes
https://www.flickr.com/photos/189482630@N03/
Posted 28/01/2022 - 18:00
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I didn't know about this site, had a look. As bforbes says, spot on. Thank you.
Be well, stay safe, but most of all, invest in memories
Posted 29/01/2022 - 08:43 - Helpful Comment
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bforbes wrote:
Do they not take into account things like, time of year and moon phase, or is that more about the height of the tide.
kea828 wrote:
I thought that the interval between tide times was constant. So if you have a set of times for a given place, you could use that data to extrapolate future dates.
I thought that the interval between tide times was constant. So if you have a set of times for a given place, you could use that data to extrapolate future dates.
Do they not take into account things like, time of year and moon phase, or is that more about the height of the tide.
As I'd thought, the interval between tides is approximately constant (~6 hr 10 min) and so can be estimate by extrapolation from earlier tables at the chosen site, although there are smaller variations for a few reasons. (See this.
If you just need to know what time to get to that location to set up your camera, then presumably extrapolation would be sufficiently accurate.
The phase of the moon only affects the height. (See this).
Regards,
Kea828
Kea828
Posted 29/01/2022 - 17:18
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I use port of blyth tide tables for local use or port of tyne as it has the tidal constants for ports around the country and both publish for the year,
Posted 30/01/2022 - 19:08
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Back in the early days of the internet (1999) we decided to visit Lindisfarne for the day. I told my folks that we could check online and we were amazed to quickly find out the times. It was all so easy! On heading onto the causeway, my brother remarked 'there're a lot of people leaving' but we thought nothing more of it. Once on the island we did the obligatory shots of the castle and enjoyed every moment as so few people were around.
On leaving we discovered the reason for the tranquility - the information on the net was just plain wrong! We made it off just in time.
On leaving we discovered the reason for the tranquility - the information on the net was just plain wrong! We made it off just in time.
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6913 posts
16 years
Co. Durham UK
I'm after planning a trip to a set of rocks only exposed at low water. But the majority of tables seem to predict a week ahead, with the odd one doing a month.
https://pentaxphotogallery.com/artists/barrieforbes
https://www.flickr.com/photos/189482630@N03/