National Network of Regional Coastal Monitoring Programmes

« Return to map for other wave, tide and met stations.

Note that these are real-time data and are not quality-controlled. Long-range graphs are plotted from a randomised subsample of half-hourly data.

Second Severn Crossing

Tide Levels and Harmonics

 


Latest Tide Data (Predicted Tide Table)

Time (GMT)ElevationResidual
10-03-2026 21:409.80.24
 Next HWNext LW
23:12, 10.65 05:32, 2.86
Date Highest 2026 Date Lowest 2026
04-02 14.02m 06-03 0.49m

Second Severn Crossing Predicted Tide Table (Chart Datum)

10-03-202611-03-202612-03-2026
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High10:56
23:12
11.10m
10.66m
High11:33
23:54
10.30m
9.88m
High12:25
9.49m
Low05:01
17:15
2.29m
2.62m
Low05:32
17:47
2.86m
3.24m
Low06:11
18:31
3.58m
3.98m
13-03-202614-03-202615-03-2026
 Time (GMT)Height Time (GMT)Height Time (GMT)Height
High01:00
13:47
9.18m
8.91m
High02:43
15:31
8.97m
9.06m
High04:17
16:51
9.61m
9.94m
Low07:07
19:37
4.30m
4.65m
Low08:46
22:03
4.66m
4.66m
Low10:58
23:33
4.02m
3.71m