: Check out the following pages that have been added and/or updated for Howth Tides, Weather Warnings, Sea Area Forecasts, Marine Warnings & Sea Crossings Forecasts.

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16h 40m 57s
of daylight today
 graph
69.5% 30.5%
Which is
2 min longer
than yesterday

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Realtime PurpleAir Sensor Air Quality

PurpleAir have created an air quality monitoring network built on a new generation of "Internet of Things" sensors.

A PurpleAir member in Thormanby Lawns, Howth has an air quality monitor and provides the data to PurpleAir. The live measurements from this station are shown below.

Air Quality in Howth

Updated: 02/06/2023 16:52
 
20 Good

0-50: Air quality is considered satisfactory, and air pollution poses little or no risk
 
Sensor 1

24
5.7 μg/m3

20
4.8 μg/m3

20
4.9 μg/m3

21
5.1 μg/m3

28
6.6 μg/m3

35
8.5 μg/m3
Real-Time
(page load)		 Short Term 30 Minutes 1 Hour 6 Hours 24 Hours
Sensor 2

21
5 μg/m3

20
4.8 μg/m3

20
4.9 μg/m3

22
5.2 μg/m3

28
6.7 μg/m3

35
8.4 μg/m3
Real-Time
(page load)		 Short Term 30 Minutes 1 Hour 6 Hours 24 Hours

These figures use the US Air Quality Index (AQI) which run from 0-500. The higher the AQI value, the greater the level of air pollution and the greater the health concern.

Legend

Good
0-50
Moderate
51-100
Unhealthy for
Sensitive Groups
101-150
Unhealthy
151-200
Very Unhealthy
201-300
Hazardous
300-500

Other sensors

The map below from PurpleAir also uses the US Air Quality Index (AQI). It shows the location of the various sensors and their current readings. You can zoom in and out of this map.