Highest & lowest predicted tides at Portsmouth
Portsmouth, years 2008 to 2026
Highest astronomical tide
5.13m
Mean high water springs
4.72m
Mean high water neaps
3.87m
Mean low water neaps
1.90m
Mean low water springs
0.73m
Lowest astronomical tide
0.14m
Highest equinoctial spring tides
4.87m
8 Apr 2008
4.95m
14 Nov 2008
4.83m
12 Jan 2009
4.95m
19 Sep 2009
4.93m
1 Mar 2010
5.06m
8 Oct 2010
4.97m
20 Mar 2011
5.08m
27 Oct 2011
4.94m
9 Apr 2012
5.06m
15 Nov 2012
4.89m
13 Jan 2013
4.99m
4 Dec 2013
4.99m
3 Jan 2014
5.06m
9 Oct 2014
5.01m
22 Mar 2015
5.13m
28 Oct 2015
5.01m
9 Apr 2016
5.13m
15 Nov 2016
4.95m
28 Apr 2017
5.04m
5 Dec 2017
4.98m
3 Jan 2018
4.99m
9 Oct 2018
4.94m
21 Feb 2019
5.07m
30 Sep 2019
4.97m
8 Apr 2020
5.11m
18 Oct 2020
4.94m
29 Apr 2021
5.04m
6 Nov 2021
4.84m
3 Jan 2022
4.89m
10 Oct 2022
4.86m
23 Mar 2023
5.02m
30 Sep 2023
4.93m
12 Mar 2024
5.08m
18 Oct 2024
4.93m
31 Mar 2025
5.02m
6 Nov 2025
4.83m
19 Apr 2026
4.90m
27 Oct 2026
Lowest equinoctial spring tides
0.39m
9 Mar 2008
0.52m
3 Aug 2008
0.34m
11 Feb 2009
0.32m
22 Aug 2009
0.21m
2 Mar 2010
0.26m
10 Sep 2010
0.20m
20 Feb 2011
0.29m
31 Aug 2011
0.28m
9 Mar 2012
0.44m
18 Sep 2012
0.36m
11 Feb 2013
0.34m
25 Jul 2013
0.21m
2 Mar 2014
0.24m
13 Aug 2014
0.14m
20 Feb 2015
0.23m
31 Aug 2015
0.17m
10 Mar 2016
0.33m
18 Sep 2016
0.31m
29 Mar 2017
0.42m
25 Jul 2017
0.30m
3 Mar 2018
0.31m
13 Aug 2018
0.20m
21 Feb 2019
0.25m
1 Sep 2019
0.17m
11 Mar 2020
0.29m
19 Sep 2020
0.27m
30 Mar 2021
0.45m
8 Oct 2021
0.45m
4 Mar 2022
0.45m
14 Aug 2022
0.30m
22 Feb 2023
0.31m
2 Sep 2023
0.20m
11 Mar 2024
0.31m
20 Sep 2024
0.26m
30 Mar 2025
0.44m
10 Sep 2025
0.44m
20 Mar 2026
0.48m
15 Aug 2026
10 highest tides
5.13 m
28 Oct 2015
5.13 m
29 Sep 2015
5.13 m
15 Nov 2016
5.12 m
17 Oct 2016
5.11 m
18 Oct 2020
5.11 m
18 Oct 2016
5.10 m
30 Sep 2015
5.10 m
16 Nov 2016
5.10 m
27 Oct 2015
5.09 m
17 Oct 2020
10 lowest tides
0.14 m
20 Feb 2015
0.15 m
21 Mar 2015
0.17 m
11 Mar 2020
0.17 m
10 Mar 2016
0.19 m
21 Feb 2015
0.20 m
20 Feb 2011
0.20 m
8 Apr 2016
0.20 m
11 Mar 2024
0.20 m
21 Feb 2019
0.20 m
20 Mar 2011