Asking about the weather conditions on March 13, 2009, urgent, urgent, urgent! (I am going on a spring outing)

On the 13th, the weather in the northwest was sunny and cloudy, with northerly winds of level 4-5 and level 6 in the east. (China)

It is expected that the rainfall in our county in mid-March 2009 will be less than the same period of normal years, and the temperature will be higher than that of the same period of normal years. This month, our county will mainly experience process weather. It is said that there are more sunny days than rainy days!~ However, the temperature changes greatly. Around the 13th, our county will be affected by a strong cold air from the north, and there will be an obvious weather process of rainfall and cooling; on the 18th, it will be affected by the supplementary cold air from the north. , our county may experience a weak precipitation weather process!~

From March 11th to March 12th, our county will be controlled by the warm zone, with mainly cloudy weather, and the temperature will rise significantly; among them, 11 The southwest airflow at high altitude will strengthen on the day, and the ground inversion will develop. There may be weak precipitation in the evening; on the 12th, the highest daytime temperature in our county will rise to around 25℃. From the night of March 12th to 13th, our county will be affected by a strong cold air from the north, and there will be an obvious weather process of cooling and rainfall. It is expected that the daily average temperature will drop by 7-9℃. Due to the relatively high temperature in our county in the early stage, When the cold air front comes, thunderstorms, strong winds, hail and other strong convective weather are likely to occur. Please pay attention to all aspects.

From March 14th to 15th, our county was controlled by cold high pressure and the weather was fine. Due to the effect of night radiation, the morning minimum temperature in our county was low from March 14th to 15th, and there was frost in the mountainous areas. From March 16th to 17th, the cold high pressure became denatured, followed by The local warm advection is controlled, the cloud system increases, and the temperature rises significantly. On the 18th, our county was affected by the supplement of cold air from the north, and there was a weak precipitation weather process in some places. From the 19th to the 20th, our county was mainly cloudy! ~

The expected rainfall in ten days is 30-40 mm, with 2-3 rainy days in ten days, the average temperature in ten days is 13-14℃, and the lowest temperature in ten days is 4-6℃! ~

The specific forecast is as follows:

March 11: Cloudy to showers (10-20℃)

March 12: Cloudy to thundershowers (10-20℃) 12-25℃)

March 13: Moderate rain (11-19℃)

March 14: Cloudy to sunny (4-14℃)< /p>

March 15: Sunny (6-18℃)

March 16: Sunny to cloudy (10-23℃)

March 17th: Cloudy (11-25℃)

March 18th: Cloudy and sometimes rainy (12-23℃)

March 19: Cloudy Cloudy (11-21℃)

March 20: Cloudy (17-21℃)