Huludao air quality now

China · The summary is refreshed every 15 minutes.

Now

No current value: fewer than four sensors at different places are reporting now.

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Open methodology and data in JSON: Methodology and data sources · JSON

In Huludao the air is unhealthy right now (approximate, US EPA scale). From 17:00 to 03:00 local time the city mean PM2.5 rose from 88.0 to 102.3 µg/m³.

Cold weather (5°C) possibly means more heating, a common source of particles. High humidity (85%) possibly makes optical sensors read somewhat higher.

Weather now: clear, 5°C, wind 5 m/s, humidity 85%. No major change in the wind is expected in the coming hours. By 17:00 the temperature will be about 10°C.

Written automatically at 05:13 local time (21:13 UTC) from sensor measurements and the weather forecast. Values are approximate; hypotheses are marked.

5 m/s

Wind, SW

0 mm

Precipitation today

Pollution accumulation index now

33/100Low · An estimate of weather conditions · not a PM2.5 forecast

Now3349
06.0014.0021.0005.00

Pollution accumulation forecast

Today — November 12

13°/5°

Index by time of day

43/100Moderate

  1. 43/100Night
  2. 33/100Morning
  3. 8/100Day
  4. 27/100Evening

Friday — November 13

11°/2°

Index by time of day

56/100Moderate

  1. 56/100Night
  2. 35/100Morning
  3. 9/100Day
  4. 23/100Evening

Saturday — November 14

10°/5°

Index by time of day

44/100Moderate

  1. 44/100Night
  2. 34/100Morning
  3. 11/100Day
  4. 26/100Evening

Sunday — November 15

9°/3°

Index by time of day

53/100Moderate

  1. 53/100Night
  2. 30/100Morning
  3. 4/100Day
  4. 15/100Evening

Monday — November 16

6°/0°

Index by time of day

31/100Low

  1. 31/100Night
  2. 26/100Morning
  3. 4/100Day
  4. 17/100Evening

Tuesday — November 17

5°/-1°

Index by time of day

36/100Moderate

  1. 36/100Night
  2. 28/100Morning
  3. 7/100Day
  4. 13/100Evening

Forecast of conditions that trap pollution near the surface

Weather

5°

Clear. Feels like 1°C

  1. MorningClear7°C79%
  2. DayClear13°C62%
  3. EveningClear7°C84%

Wind

5m/sWind from the SW

10m/sWind gusts

Wind force: 3

Gusts up to 11 m/s are expected.

10-day weather forecast for Huludao

China

  1. TodayNov 12Clear13°C5°C
  2. FriNov 13Fog11°C2°C
  3. SatNov 14Fog10°C5°C
  4. SunNov 15Cloudy9°C3°C
  5. MonNov 16Cloudy6°C0°C
  6. TueNov 17Cloudy5°C-1°C
  7. WedNov 18Cloudy4°C-2°C
  8. ThuNov 19Partly cloudy6°C-2°C
  9. FriNov 20Clear8°C-1°C
  10. SatNov 21Clear6°C-1°C

China: sensors in total

1,515

  1. ChongqingChina

    32

  2. BeijingChina

    24

  3. ShanghaiChina

    19

Cities with the most sensors

All sensors on the map, by city as the map assigns them; the city’s values count only the sensors that pass the Data Hub’s quality check.

Air quality calendar: Huludao

Daily mean PM2.5 of the city sensors, µg/m³

Click a day to see its date and value.

LowModerateElevatedHighVery highExtremely high

China · City ranking · All pilot cities

Questions

What is the air quality in Huludao right now?

Fresh data for Huludao are insufficient (last update: 08:45 local time, 00:45 UTC). Open the map for the latest readings of individual sensors.

Where do these data come from?

From Atmy sensors and connected public networks (citizen, experimental and government monitors), aggregated by Atmy. Values are approximate; see the methodology.

How often is this page updated?

The summary is rebuilt every 15 minutes from the latest reading of each sensor, each no older than one hour.

Data

Where do these data come from?

The daily value is the Data Hub’s: the mean of the city’s sensors that passed the nightly quality check, each with at least 12 valid hours, and only with sensors at four places 500 m apart; days are UTC.

“Now” uses the same sensors and rule: the mean of their latest readings, each at most 60 minutes old, shown only with sensors at four places 500 m apart reporting.

Source: public Atmy monitoring data. Methodology and data sources · Data terms