Statistic Characteristic Analysis of Fog in Southwest Shandong Province
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Abstract:
By using the observation data of 9 stations in South w est Shandong Province from 1971 to 2000, the climatology and weather statistic characteristics of fog are analyzed.The result shows that this region is a highincidence area for fog, and the distribution features are that there are more fogs in the north tha n in the south. The seasonal and daily variation are obvious, the key generation per i od of fog is between 2:00 and 12:00 from Oct. to Feb. of the next year. There ar e two leading wind directions of NNW and SSE and a temperature window from -3 ℃ to 2℃ in southwest Shandong Province, when the fog frequency is the highes t. 4 typical weather conditions of fog for short range weather forecast are give n. It’s useful to fog forecast.