大连市气象台2019年03月21日19时42分发布大风蓝色预警信号:预计21日夜间到22日早晨:渤海海峡、黄海北部偏北风6级阵风7到8级22日早晨转西北风5到6级,大连陆地偏北风5到6级阵风7级22日早晨转西北风4到5级,请注意防范。大连市气象台2019年03月20日10时25分发布寒潮蓝色预警信号:预计22日早晨最低气温较20日大连地区气温下降8℃到10℃,22日早晨最低气温南部地区-1~0℃,北部地区-5~-3℃,并伴有偏北大风,海面7级阵风8到9级,陆地6级阵风7到8级,请注意防范。
大连市气象台2019年03月21日19时42分发布大风蓝色预警信号:预计21日夜间到22日早晨:渤海海峡、黄海北部偏北风6级阵风7到8级22日早晨转西北风5到6级,大连陆地偏北风5到6级阵风7级22日早晨转西北风4到5级,请注意防范。大连市气象台2019年03月20日10时25分发布寒潮蓝色预警信号:预计22日早晨最低气温较20日大连地区气温下降8℃到10℃,22日早晨最低气温南部地区-1~0℃,北部地区-5~-3℃,并伴有偏北大风,海面7级阵风8到9级,陆地6级阵风7到8级,请注意防范。
大连
3
空气质量 优北风 3级
湿度:37%紫外线:0级气压1014百帕

体感:

3℃
舒适

能见度:非常好

30km

云量:

0%
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现在01:39

日出:05:55日落:18:07

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大连空气质量

28

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PM2.5

12

PM10

28

O3

69

NO2

19

SO2

7

大连空气质量

55

0
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空气良好,可以正常参加户外活动。

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主要污染物

 

PM2.5

20

PM10

46

O3

78

NO2

19

SO2

11

大连空气质量

54

0
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主要污染物

 

PM2.5

26

PM10

57

O3

89

NO2

24

SO2

15

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