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Happisburgh wave buoy daily means for Feb 2019

Daily means from the Happisburgh wave buoy for Feb 2019, including available wave height, period, direction, wind and sea temperature data.

Last observation shown

Data available:  to 

Monthly means for

Latest

Period Summary

Programmatically generated summary. Hog Says

1,343 wave-buoy observations covered all 28 days. Typical wave height was 1.1 ft (10th–90th percentile 0.6–3.5 ft), while mean average of more than one wave period type was 7.7 seconds (10th–90th percentile 3.9–12.8 seconds). Mean water temperature was 5.1°C (10th–90th percentile 4–6.2°C). 13 of 5,343 checked values (0.2%) were excluded by quality control. Across 5 comparable years, mean wave height was below the same-month mean of 2.7 ft and mean wave period was above the same-month mean of 6.7 seconds.

Generated only from the observations and comparisons shown on this page.

Typical Significant Wave Height

1.1ft
Mean: 1.6 ft
P10–P90: 0.63.5 ft
Recorded extremes

0.36.2 ft

Available for 671 of 672 hourly samples

Mean Observed Wave Period

7.7secs
P10–P90: 3.9 — 12.8secs
Recorded extremes

1.8 — 18.2secs

Available for 668 of 672 hourly samples

Observed Wave Direction

NE

Circular concentration: 82%

Mean Water Temperature

5.1°C
P10–P90: 4 — 6.2°C
Recorded extremes

3.9 — 6.9°C

Available for 671 of 672 hourly samples

Compared With Previous Februarys

Historical baseline from 6,672 observations across 5 years.

Wave Height
1.6ft
1.1ft below mean
Historical mean 2.723ft
Wave Period
7.7s
1s above mean
Historical mean 6.7s
Water Temperature
5.1°C
0.1°C above mean
Historical mean 5°C

Chart showing grouped wave observations for Happisburgh. Use the table on this page for a text version of the same measurements. To open hourly observations, use a linked day name in the table.

About Happisburgh wave buoy

Happisburgh is a Channel Coastal Observatory wave station off the northeast Norfolk coast. It supplies a nearshore North Sea record for one of England's most rapidly changing soft-cliff frontages, where communities, beaches and coastal defences are exposed to frequent erosion.

Its current data source reports wave height, wave period, wave direction, directional spread and sea temperature.

Metrics are rows; days run left to right.
Happisburgh wave buoy daily means Feb 2019Last observation shown
Metric
Mean significant wave height (ft)5532212222321111111111111111
Mean peak period (s)66666667667101210104410481296610131110
Mean zero-crossing period (s)4454544444564433343444344665
Mean peak wave directionENEconcentration 96%NEconcentration 99%NNEconcentration 96%Econcentration 95%NNEconcentration 82%Econcentration 98%NEconcentration 69%ENEconcentration 86%Nconcentration 66%NNEconcentration 83%Nconcentration 98%NNEconcentration 99%NNEconcentration 99%NNEconcentration 90%NEconcentration 78%Econcentration 92%Econcentration 96%NNEconcentration 93%NNEconcentration 81%NEconcentration 88%NNEconcentration 99%NNEconcentration 87%ENEconcentration 93%NEconcentration 94%NNEconcentration 93%NNEconcentration 94%NNEconcentration 99%NNEconcentration 91%
Mean directional spread (°)19.522.327.329.031.333.633.330.036.132.021.724.034.836.837.936.027.341.740.036.332.339.234.139.748.437.330.330.3
Mean water temperature(°C)4.34.14.04.04.04.34.54.64.84.94.84.84.95.05.05.15.25.35.45.55.75.96.06.16.16.26.36.3

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The observation data displayed on this page is from the Regional Coastal Monitoring Programme.

Learn how SurfHog combines, checks and summarizes observations in the data and methodology notes.

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