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汉语拼音：tiān qì xíng shì

气压、风、气温等的分布情况。在天气图上表明，用以分析未来一定时间内天气演变的趋势，是预报天气的重要依据。

天气形势 [tiān qì xíng shì]

• "What really changes the situation is the weather pattern, " he said.

  盖尔发森说：“天气形势才是改变现状的关键。”

• Which airports, if any, are closed will depend on weather patterns and how the ash cloud disperses, weather and aviation officials said.

  气象和航空官员说，需要关闭哪个机场将视天气形势和灰云扩散情况而定。

• Message surface: at present, the continuing dry weather situation in the middle and lower reaches of the Yangtze River region remained poor.

  消息面：目前，持续干渴的长江中下游地区天气形势依旧不容乐观。

• Its physical characters, including Q-vectors, are also calculated. The relationship between rainstorms and Q-vectors is discussed in detail.

  通过分析，给出大暴雨发生时的天气形势分型以及物理量场特征，并着重探讨了Q矢量场和大暴雨的关系。

• It has a significant influence on global weather, ocean conditions and marine fisheries.

  它对全球天气形势、海洋状况和海洋渔业有着重大影响。

• Hailstorms in Northern Greece: synoptic patterns and thermodynamic environment.

  希腊北部雹暴：天气形势和热力环境。

• The function of weather trend element and physical variable field are discussed respectively.

  分别讨论了天气形势因子和物理量场在暴雨预报中的指导作用。

• It is expecting the situation to gradually improve but low temperatures mean black ice may form again this evening, the KNMI said.

  不过预计这种天气形势会渐渐改善，但是低温意味着晚间又会形成薄冰。

• If this pattern sets up, then there is increased likelihood of flooding.

  如果模式配置得宜（如果这种天气形势持续），则洪水的可能性将增加。