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Shiogama (Miyagi) (JP)

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

Rain
9°C
Rain
Humidity
99%
Wind
3 m/s
Pressure
1008.7 hPa
Direction
25°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
9° / 16°
Precip.
9.9mm
Max wind
11.3 m/s

Hourly Forecast

09.04
Now
Weather
0.5
09.04
23:00
Weather
11°
0.4
10.04
00:00
Weather
12°
0.3
10.04
01:00
Weather
12°
0.4
10.04
02:00
Weather
13°
0.7
10.04
03:00
Weather
14°
1.3
10.04
04:00
Weather
14°
1
6
10.04
05:00
Weather
14°
0.3
10
10.04
06:00
Weather
15°
0.9
10
10.04
07:00
Weather
14°
1
9
10.04
08:00
Weather
14°
0.8
8
10.04
09:00
Weather
14°
0.6
7
10.04
10:00
Weather
14°
1.7
6
10.04
11:00
Weather
14°
5
10.04
12:00
Weather
14°
10.04
13:00
Weather
13°
10.04
14:00
Weather
13°
10.04
15:00
Weather
14°
5
10.04
16:00
Weather
16°
10
10.04
17:00
Weather
16°
11
10.04
18:00
Weather
16°
11
10.04
19:00
Weather
15°
10
10.04
20:00
Weather
14°
8
10.04
21:00
Weather
14°
6

Temperature

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

Precipitation

1.7mm
0mm
22:00
0.5mm
23:00
0.4mm
00:00
0.3mm
01:00
0.4mm
02:00
0.7mm
03:00
1.3mm
04:00
1mm
05:00
0.3mm
06:00
0.9mm
07:00
1mm
08:00
0.8mm
09:00
0.6mm
10:00
1.7mm
22:00 09:00 21:00

Wind

11.3m/s
0m/s
22:00
2.6 m/s
23:00
2 m/s
00:00
2.8 m/s
01:00
2.4 m/s
02:00
2.1 m/s
03:00
2.5 m/s
04:00
6.2 m/s
05:00
10 m/s
06:00
9.7 m/s
07:00
8.7 m/s
08:00
8.1 m/s
09:00
7.3 m/s
10:00
6.4 m/s
11:00
5.4 m/s
12:00
3.8 m/s
13:00
2.6 m/s
14:00
2.9 m/s
15:00
5.1 m/s
16:00
10.4 m/s
17:00
10.9 m/s
18:00
11.3 m/s
19:00
10.2 m/s
20:00
7.9 m/s
21:00
6 m/s
22:00 09:00 21:00

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
77.9 km
117
39%

Measurement time: 2026-04-09 22:00

Calculated from PM2.5/PM10

O3
72.3 km
89.94 µg/m3
56.2%

Measurement time: 2026-04-09 23:10

source: OpenWeatherMap

PM2.5
77.9 km
42 µg/m3
50%

Measurement time: 2026-04-09 22:00

source: Aqicn

PM10
72.3 km
16.31 µg/m3
11.6%

Measurement time: 2026-04-09 23:10

source: OpenWeatherMap

NO2
72.3 km
13.34 µg/m3
6.7%

Measurement time: 2026-04-09 23:10

source: OpenWeatherMap

SO2
72.3 km
8.97 µg/m3
2.6%

Measurement time: 2026-04-09 23:10

source: OpenWeatherMap

CO
72.3 km
0.21148 mg/m3
1.5%

Measurement time: 2026-04-09 23:10

source: OpenWeatherMap

Info


Country: Japan
Region: Miyagi
Latitude: 38.31667
Longitude: 141.03333

Cities in the area:


Solar Energy

Moderate
392.2 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Shiogama

About Air Quality in Shiogama

Air quality in Shiogama 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 Shiogama

  • 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 Shiogama?

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 Shiogama

If you're planning outdoor activities in Shiogama, 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.