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West Islip (New York) (US)

Air Quality Trend (last 7 days)

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

Weather - 48h MET Norway

Cloudy
9°C
Cloudy
Humidity
94.9%
Wind
14 m/s
Pressure
1012.2 hPa
Direction
145°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
4° / 12°
Precip.
10.3mm
Max wind
20.3 m/s

Hourly Forecast

16.03
Now
Weather
14
16.03
11:00
Weather
10°
12
16.03
12:00
Weather
10°
0.2
12
16.03
13:00
Weather
10
16.03
14:00
Weather
0.1
12
16.03
15:00
Weather
10°
14
16.03
16:00
Weather
10°
14
16.03
17:00
Weather
10°
0.1
14
16.03
18:00
Weather
10°
15
16.03
19:00
Weather
11°
0.5
15
16.03
20:00
Weather
11°
0.3
15
16.03
21:00
Weather
11°
15
16.03
22:00
Weather
11°
16
16.03
23:00
Weather
11°
1.5
17
17.03
00:00
Weather
11°
0.4
18
17.03
01:00
Weather
12°
2
18
17.03
02:00
Weather
12°
1.1
18
17.03
03:00
Weather
12°
19
17.03
04:00
Weather
12°
3.8
19
17.03
05:00
Weather
11°
0.3
20
17.03
06:00
Weather
11
17.03
07:00
Weather
13
17.03
08:00
Weather
14
17.03
09:00
Weather
14

Temperature

12°C
4°C
10:00
9°C
11:00
10°C
12:00
10°C
13:00
9°C
14:00
9°C
15:00
10°C
16:00
10°C
17:00
10°C
18:00
10°C
19:00
11°C
20:00
11°C
21:00
11°C
22:00
11°C
23:00
11°C
00:00
11°C
01:00
12°C
02:00
12°C
03:00
12°C
04:00
12°C
05:00
11°C
06:00
8°C
07:00
7°C
08:00
5°C
09:00
4°C
10:00 21:00 09:00

Precipitation

3.8mm
0mm
12:00
0.2mm
14:00
0.1mm
17:00
0.1mm
19:00
0.5mm
20:00
0.3mm
23:00
1.5mm
00:00
0.4mm
01:00
2mm
02:00
1.1mm
04:00
3.8mm
05:00
0.3mm
10:00 21:00 09:00

Wind

20.3m/s
0m/s
10:00
14 m/s
11:00
12.3 m/s
12:00
11.5 m/s
13:00
10.4 m/s
14:00
11.8 m/s
15:00
13.7 m/s
16:00
14.4 m/s
17:00
13.9 m/s
18:00
14.8 m/s
19:00
15.1 m/s
20:00
15.4 m/s
21:00
15.3 m/s
22:00
16.3 m/s
23:00
16.5 m/s
00:00
18.1 m/s
01:00
17.9 m/s
02:00
18.1 m/s
03:00
19.1 m/s
04:00
19.3 m/s
05:00
20.3 m/s
06:00
11.3 m/s
07:00
13 m/s
08:00
14 m/s
09:00
13.6 m/s
10:00 21:00 09:00

Radiation

No sensor within 100 km.

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
51.1 km
141
47%

Measurement time: 2026-03-16 09:00

Calculated from PM2.5/PM10

PM2.5
51.1 km
52 µg/m3
61.9%

Measurement time: 2026-03-16 09:00

source: Aqicn

O3
52.6 km
32 µg/m3
20%

Measurement time: 2026-03-16 09:00

source: Aqicn

NO2
52.6 km
11.4 µg/m3
5.7%

Measurement time: 2026-03-16 09:00

source: Aqicn

CO
52.6 km
0.0034 mg/m3
0%

Measurement time: 2026-03-16 09:00

source: Aqicn

Info


Region: New York
Latitude: 40.70621
Longitude: -73.30623


Solar Energy

Very low
56.2 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for West Islip

About Air Quality in West Islip

Air quality in West Islip is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in West Islip

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in West Islip?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in West Islip

If you're planning outdoor activities in West Islip, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.