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M2 wave buoy daily means for Oct 2022

Daily means from the M2 wave buoy for Oct 2022, 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

737 wave-buoy observations covered all 31 days. Typical wave height was 5.1 ft (10th–90th percentile 2.3–8.5 ft), while mean peak wave period was 6.4 seconds (10th–90th percentile 3.9–9.6 seconds). Typical wind was 20.4 mph (10th–90th percentile 10.2–27.9 mph) and mean water temperature was 14.6°C (10th–90th percentile 14.2–15°C). 1 of 4,422 checked values (0%) were excluded by quality control. Across 12 comparable years, mean wave height was above the same-month mean of 4.2 ft and mean wave period was above the same-month mean of 5.6 seconds.

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

Typical Significant Wave Height

5.1ft
Mean: 5.3 ft
P10–P90: 2.38.5 ft
Recorded extremes

111.8 ft

Mean Observed Wave Period

6.4secs
P10–P90: 3.9 — 9.6secs
Recorded extremes

2.6 — 12.8secs

Available for 736 of 737 hourly samples

Typical Observed Wind

SSW, 20.4mph
Mean: 19.7 mph
P10–P90: 10.227.9 mph
Recorded extremes

2.141.8 mph

Circular concentration: 60%

Mean Water Temperature

14.6°C
P10–P90: 14.2 — 15°C
Recorded extremes

14 — 15.1°C

Compared With Previous Octobers

Historical baseline from 8,177 observations across 12 years.

Wave Height
5.3ft
1.1ft above mean
Historical mean 4.199ft
Wave Period
6.4s
0.8s above mean
Historical mean 5.6s
Water Temperature
14.6°C
0.5°C above mean
Historical mean 14.1°C

Chart showing grouped wave observations for M2. 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 M2 wave buoy

M2 (WMO 62091) is part of the Irish Marine Data Buoy Observation Network, managed by the Marine Institute in collaboration with Met Éireann. Moored in the Irish Sea east of Ireland, it provides open-water context for the busy, relatively enclosed waters between the Irish and British coasts.

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

Metrics are rows; days run left to right.
M2 wave buoy daily means Oct 2022Last observation shown
Metric
Mean significant wave height (ft)4347666374352365938566345977687
Mean maximum wave height (ft)645118895116373387124127995671391191311
Mean peak period (s)445766647546546576791096107877777
Mean zero-crossing period (s)4445555454344454545555455655555
Mean peak wave directionWSWconcentration 94%Wconcentration 73%Sconcentration 95%Sconcentration 100%SSWconcentration 79%Sconcentration 95%SSWconcentration 73%WSWconcentration 77%Sconcentration 92%WNWconcentration 94%WSWconcentration 71%SSWconcentration 83%SSEconcentration 67%SSWconcentration 76%Sconcentration 99%Sconcentration 82%Sconcentration 97%SSEconcentration 72%ENEconcentration 99%SEconcentration 56%Sconcentration 95%Sconcentration 99%SSEconcentration 87%Sconcentration 99%Sconcentration 98%Sconcentration 99%Sconcentration 98%Sconcentration 99%SSEconcentration 87%Sconcentration 99%Sconcentration 100%
Mean wave directionSWconcentration 99%WSWconcentration 78%Sconcentration 98%Sconcentration 100%SSWconcentration 90%SSWconcentration 98%SSWconcentration 85%WSWconcentration 83%Sconcentration 95%WNWconcentration 97%WSWconcentration 65%SSWconcentration 91%SSEconcentration 65%SSWconcentration 94%Sconcentration 99%Sconcentration 86%Sconcentration 98%SSEconcentration 77%ENEconcentration 100%SEconcentration 84%SSEconcentration 98%Sconcentration 100%SSEconcentration 95%Sconcentration 99%Sconcentration 98%Sconcentration 99%Sconcentration 100%Sconcentration 99%SSEconcentration 93%Sconcentration 100%Sconcentration 100%
Mean directional spread (°)59.542.347.327.041.140.939.252.235.558.451.940.951.455.038.549.028.345.527.228.829.032.551.525.241.926.636.534.140.530.231.9
Mean wind directionWSWconcentration 98%Wconcentration 83%Sconcentration 99%SSWconcentration 99%WSWconcentration 88%SWconcentration 97%WSWconcentration 84%WSWconcentration 80%SSWconcentration 78%WNWconcentration 99%SWconcentration 89%WSWconcentration 71%SSWconcentration 74%WSWconcentration 92%SWconcentration 95%SSWconcentration 45%SWconcentration 91%ESEconcentration 57%Econcentration 98%SEconcentration 89%ESEconcentration 90%SSWconcentration 98%SSEconcentration 76%SWconcentration 93%Sconcentration 84%Sconcentration 92%Sconcentration 97%Sconcentration 81%SSEconcentration 84%Sconcentration 98%SSEconcentration 88%
Mean wind speed (mph)19131821222223172617151811132521261225111821131520282226232623
Mean water temperature(°C)14.814.914.914.714.614.514.414.314.314.214.214.214.214.214.314.314.314.314.314.314.614.814.914.914.914.914.915.015.015.015.0

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The observation data displayed on this page is from the Met Éireann Irish Marine Data Buoy Observation Network.

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

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