Greenwich wave buoy observations on Tue, Jul 21, 2026
Hourly readings from the Greenwich wave buoy for Tue, Jul 21, 2026, including available wave height, period, direction, wind and sea temperature data.
Period Summary
AI-generated summary. Hog SaysGreenwich wave buoy observations for Tuesday, 21 July 2026, comprised 24 observations, covering 100% of the calendar day. Wind speeds ranged from 1.1 to 13.9 mph, averaging 6.9 mph, while water temperatures ranged from 17.1°C to 19.4°C, averaging 17.9°C. Wave height and period fields were unavailable.
Generated only from the observations and comparisons shown on this page.
Line chart showing wave height, wave period and sea temperature for Greenwich. Use the detailed observations table below for the same data in text form.
Sorry, there is no wave data :(
for Tue, Jul 21, 2026
About Greenwich wave buoy
Greenwich Lightship (WMO 62305) is a UK Met Office station in the southern North Sea on the Greenwich meridian. It monitors marine conditions between the Dover Strait and the Thames approaches. The station feed can include wind, wave height, pressure, visibility, and air and sea temperature.
| Hour | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| - | - | NE | 8 | 17.3 | |
| - | - | ENE | 11 | 17.3 | |
| - | - | NNE | 14 | 17.2 | |
| - | - | NNE | 13 | 17.1 | |
| - | - | NNE | 13 | 17.1 | |
| - | - | NNE | 10 | 17.1 | |
| - | - | NNE | 13 | 17.1 | |
| - | - | NNE | 14 | 17.1 | |
| - | - | NNE | 14 | 17.2 | |
| - | - | NNE | 11 | 17.3 | |
| - | - | N | 9 | 17.4 | |
| - | - | N | 6 | 17.5 | |
| - | - | NW | 3 | 17.9 | |
| - | - | WNW | 2 | 18.5 | |
| - | - | WSW | 2 | 19.0 | |
| - | - | WSW | 2 | 19.4 | |
| - | - | SSW | 1 | 18.7 | |
| - | - | SSE | 2 | 18.5 | |
| - | - | SSW | 2 | 19.3 | |
| - | - | WSW | 2 | 19.0 | |
| - | - | W | 3 | 18.6 | |
| - | - | W | 3 | 18.4 | |
| - | - | NNW | 3 | 18.3 | |
| - | - | NNW | 2 | 18.2 |