Hainan Provincial Meteorological Observatory issued an orange warning signal of fog at 08: 32 on February 10, 2009: Fog with visibility less than 200 meters and greater than or equal to 50 meters may appear in Haikou within 6 hours and will continue. Please ask the transportation and shipping department to take preventive measures.

2. Jiangsu issued a foggy orange warning signal.

Jiangsu Meteorological Observatory changed the orange warning signal of heavy fog at 06: 50 on February, 2009 10:

Fog with visibility less than 200 meters and local visibility less than 50 meters has appeared in most areas of Huaihe River and Huaibei, and will continue.

3. Hubei issued a foggy orange warning signal.

The Wuhan Central Meteorological Observatory issued a foggy orange warning signal at 05: 58 on February 9, 2009:

At present, fog with visibility less than 500 meters has appeared in Shiyan, Xiangfan, Suizhou, Enshi and Jingmen, and will continue.

4. Xinjiang issued a foggy orange warning signal.

Xinjiang Meteorological Observatory issued a foggy orange warning at 06: 55 on February 8, 2009:

Fog with visibility less than 200 meters has appeared in Beijing, and it is expected that the foggy weather will continue during the day. Fog weather will have a certain impact on urban traffic and air pollution will increase. Please pay attention to traffic safety and take proper protection when going out.

5. Jiangsu Province issued a foggy orange warning signal.

Jiangsu Meteorological Observatory issued the orange warning signal of fog at 08: 2/kloc-0 on February 4, 2009: the visibility in Xuzhou and Nanjing has been less than 400 meters, and in some areas it is less than 200 meters; Fog with visibility less than 500 meters has appeared in Yangzhou, Zhenjiang, Huai 'an and other places, and will continue.

6. Sichuan issued a foggy orange warning signal.

At 6: 30 on February 4, 2009, the Sichuan Meteorological Observatory issued an orange warning signal of fog: it is expected that there will be fog in most areas of the basin from this morning to this morning, including Leshan, Meishan, Ziyang, Neijiang, Suining, Nanchong, Guang 'an, Dazhou and Bazhong, and some places will have fog with visibility less than 200 meters. Please pay attention to the adverse effects of foggy weather.

7. Ningxia issued a foggy orange warning signal.

The Meteorological Observatory of Ningxia Autonomous Region issued a foggy orange warning signal at 08: 00 on February 3, 2009: It is predicted that dense fog with visibility less than 200 meters will appear in most areas of Yinchuan, Shizuishan, Wuzhong and Zhongwei in the next 6 hours and may continue. Please pay attention to the relevant units and personnel. Drivers should slow down at airports and highways and take measures to ensure traffic safety. 8. Shenyang issued a foggy orange warning signal.

The Shenyang Central Meteorological Observatory issued a foggy orange warning signal at 4: 25 on February 2, 2009:

Affected by the weak pressure field, a dense fog with visibility 150m has appeared in Yingkou area, which is expected to last for 6 hours. Please take preventive measures.