What does the typhoon blue warning stand for?

What does the typhoon blue warning stand for?

The blue warning signal of typhoon is the warning of strong tropical cyclone on the tropical ocean surface, and it is the lowest warning in typhoon warning.

The meaning of typhoon blue warning signal: it may be affected by tropical depression within 24 hours, and the average wind force can reach above 6 or gust above 7; Or it has been affected by the tropical depression, with an average wind force of 6-7, or a gust of 7-8 and may continue.

What should people do in typhoon weather?

Close doors and windows, and properly place outdoor items that are easily affected by typhoons and strong winds. If the car is best parked in the garage, of course, it is best to buy insurance for the car in advance.

Residents should not go out at will to ensure that the elderly and children stay at home.

Kindergarten children and school students should be arranged in classrooms, and outdoor activities should be suspended.

If outdoor workers want to stop working, they should take shelter indoors immediately.

Outdoor personnel should not enter isolated shacks, sentry boxes and other buildings, or avoid typhoons in tall chimneys, telephone poles or trees, and try to find a solid place to avoid, especially when encountering lightning.

While preparing for typhoon, we should also prepare for lightning protection.

The meaning of typhoon orange warning signal

The meaning of typhoon orange warning: it may be or has been affected by tropical cyclones within 12 hours, the average coastal or land wind force is above 10, or the gust is above 12 and may continue.

Prevention guide:

1, the government and relevant departments shall do a good job in typhoon prevention and emergency rescue according to their duties;

2. Stop large-scale indoor and outdoor gatherings and suspend classes;

3. Relevant emergency departments and emergency rescue units should be on duty, closely monitor the disaster situation and implement countermeasures;

4. Water operations and passing ships in the relevant waters should return to Hong Kong to take shelter from the wind and strengthen port facilities to prevent ships from anchoring, grounding and collision;

5. When strengthening or dismantling structures that are easily blown by the wind, personnel should stay in windproof and safe places as far as possible. When the typhoon center passes by, the wind will decrease or stay still for a while. Remember that the wind will suddenly blow, they should continue to stay in a safe place to avoid the wind, and dangerous personnel should be transferred in time;

6. Relevant areas should pay attention to prevent flash floods and geological disasters that may be caused by heavy precipitation.

Weihai issued orange warning of strong wind

The Municipal Meteorological Observatory will be at 7: 00 on June 28

The orange rainstorm warning signal is downgraded to

heavy rains blue warning signal

At 8: 40, the gale orange warning signal was downgraded to

the wind yellow early warning signal

weather forecast

At present, the rainfall intensity in our city has weakened. It is expected that there will be moderate rain during the day, partial heavy rain, accompanied by lightning and cloudy at night. Please take preventive measures.

At present, the southerly wind that affects our city has weakened. It is estimated that southerly winds will bring 7-8 gusts to the eastern and southern coastal areas of our city from this afternoon to the first half of the night, 8-8 gusts in the northern coastal areas and 7-8 gusts in the inland areas. Please take preventive measures.

Weihai City:

Today it is cloudy with moderate rain during the day, with some heavy rain accompanied by lightning, and cloudy at night. 5~6 southerly gusts gradually weakened from 7~8 to 4~5, 26℃ ~ 23℃;

Today, from day to night, there are thunderstorms or showers on cloudy days, with southerly winds of 4~5, 28℃ ~ 23℃;

On the 30th, there were thunderstorms or showers on cloudy days, and the southerly winds gradually increased from level 4 to level 5, from 29℃ to 24℃.

Wendeng, Rongcheng and Rushan:

Today it is cloudy with moderate rain during the day, with some heavy rain accompanied by lightning, and cloudy at night. The southerly gust of 5-6 is gradually weakened from 7-8 to 4-5, 25℃-20℃ along the coast and 27℃-22℃ inland;

Today, from day to night, there are thunderstorms or showers on cloudy days, with southerly winds of 4~5, coastal areas of 25℃~20℃ and inland areas of 30℃ ~ 21℃;

On the 30th, there were thunderstorms or showers on cloudy days, and the southerly winds gradually increased from 4~5 to 5~6, with 26~2 1℃ along the coast and 28~22℃ inland.

The latest rain situation

From June 26th 16 to June 28th 10, the city's average precipitation 109.3, Huancui District 93.7, Wendeng District1/9.6, Rongcheng City 810.6, Ruru. The maximum rainfall point is Gaogezhuang 18 1.5 in the north of Rushan, and the minimum rainfall point is Rongcheng Taoyuan 5 1.5. Since the flood season, the accumulated precipitation in the city has been 2 18. 1, which is 227.9% more than the same period of last year and 195.9% more than the same period of many years. Since the beginning of this year, the accumulated precipitation in the city has been 269.3, which is 2 1.4% less than that in the same period of last year and 27.9% more than that in the same period of many years.

Typhoon blue warning requirements

Typhoon warning signals are divided into four levels, which are represented by blue, yellow, orange and red respectively. The level of early warning signal generally refers to the degree of harm caused by bad weather to human beings and animals, which is generally divided into four levels. Each level has a different color. For example, blue corresponds to the fourth level, that is, the general level, yellow corresponds to the third level, that is, the heavier level, orange corresponds to the second level, that is, the severe level, and red corresponds to the first level, that is, the particularly serious level.

Description of typhoon warning color grade

The blue warning signal of typhoon indicates that it may be or has been affected by tropical cyclones within 24 hours, and the average wind force along the coast or land is above 6, or the gust is above 8 and may continue.

The yellow warning signal of typhoon indicates that it may or has been affected by tropical cyclones within 24 hours, and the average wind force along the coast or land is above 8, or the gust is above 10 and may continue.

The orange warning signal of typhoon indicates that it may be or has been affected by tropical cyclones within 12 hours, and the average coastal or land wind force is above 10, or the gust is above 12 and may continue.

Typhoon red warning signal indicates that it may or may have been affected by tropical cyclones within 6 hours, with the average wind force along the coast or land reaching more than 12, or the gust reaching more than 14, and it may continue.

What level of typhoon doesn't need to go to school?

Yes

Meteorological offices and stations subordinate to competent meteorological departments at all levels shall issue early warning signals in a timely manner, update or cancel early warning signals in a timely manner according to weather changes and snowstorms, and notify the people's governments at the corresponding levels and relevant departments as well as disaster prevention and mitigation institutions. When multiple meteorological disasters occur at the same time or are predicted to occur, multiple early warning signals can be issued at the same time according to corresponding standards.

An orange warning and a red warning. When the orange warning is issued, it is necessary to stop large-scale indoor and outdoor gatherings, suspend classes and suspend business; When the red warning is issued, stop the assembly, suspend classes or suspend business.

Extended data:

Precautions:

After the typhoon, leaves, silt and domestic garbage are everywhere on both sides of the street, which is easy to breed various diseases. At this time, everyone should clean up the garbage at the first time. In addition, if there is flooded food at home, or items are damaged in the typhoon, it should be handled in time.

After the typhoon, if the drinking water at home is polluted, it should be disinfected and the surrounding environment should be cleaned. To clean the flooded or rain-soaked places, it is best to spray some disinfectant.