Faulty sensor: As of 26th Oct the wind sensor is not functioning normally. I will fix it ~September 2021. Until then wind data is being served from a nearby weather station, Harpenden weather.
Detailed Wind Data
| Current | |
| Measure | Value |
| Gust | 11.4 mph |
| Max Gust Last Hour | 19.4 mph |
| Speed | 6.5 mph |
| 10-min Speed | 7.4 mph |
| 30-min Speed | 6.3 mph |
| 1hr Speed | 6.4 mph |
| 24hr Speed | 2.9 mph |
| Beaufort Speed | Light breeze (F2) |
| Direction | SSW |
| 10-min Direction | SSW |
| 30-min Direction | SSW |
| 1-hr Direction | SSW |
| 24-hr Direction | SSW |
| --- | --- |
| Day Average Speed | 3.5 mph |
| Week Average Speed | 3.2 mph |
| Month Average Speed | 2.0 mph (-2.0) |
| Year Average Speed | 4.2 mph (-0.5) |
| 31-day Speed | 2.9 mph |
| 365-day Speed | 4.1 mph |
| Day Average Direction | SSW |
| Month Mean Direction | SW |
| Current Extremes | |||||
| Measure | Today | Yesterday | Week | Month | Year |
| Max Gust | 21.7 mph 11:27 |
11.4 mph 18:24 |
29.7 mph 30th Jul |
21.7 mph Today |
45.6 mph 11th Mar |
| Max Windspeed | 13.7 mph 11:35 |
6.4 mph 18:41 |
18.9 mph 30th Jul |
13.7 mph Today |
27.9 mph 11th Mar |
| Max 10-min Speed | 9.7 mph 11:09 |
5.3 mph 23:09 |
15.9 mph 30th Jul |
9.7 mph Today |
21.6 mph 11th Mar |
| Calmest Day | - | - | 1.2 mph Today |
1.2 mph 4th |
0.3 mph 3rd Mar |
| Windiest Day | - | - | 6.5 mph 30th Jul |
3.5 mph Today |
15.1 mph 11th Mar |
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Note 1: Valid wind records began in August 2009. Note 2: Figures in brackets refer to departure from average conditions. |
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A note on "Speed" vs. "Gust":
"Speed" is the windspeed sampled over a one minute period,
"Gust" is the windspeed sampled over a 14 second period. |
| Records | |||
| Measure | Overall | August | 5th Aug |
| Max Gust | 57.6 mph 9th Feb 2020 |
48.4 mph Day 10, 2019 |
26.5 mph 2020 |
| Max Windspeed | 35.5 mph 14th Feb 2014 |
28.6 mph Day 21, 2020 |
17.4 mph 2020 |
| Max 10-min Speed | 26.6 mph 14th Feb 2014 |
21.9 mph Day 20, 2016 |
13.2 mph 2020 |
| Calmest Day | 0.2 mph 29th Oct 2016 |
0.2 mph Day 31, 2020 |
2.1 mph 2017 |
| Windiest Day | 16.4 mph 9th Feb 2020 |
13.5 mph Day 20, 2016 |
8.3 mph 2020 |
NB: Daily wind speed maxima & averages for the current year (and all other years on record) can be viewed here
Wind roses and graphs
See wind roses for all months, days and years
Latest wind charts
All time wind rose for nw3
