抄録
Fronts of water vapor around Bo Hai strait are found by NOAA/AVHRR data. They are detected from January to March and unobserved in other seasons. If the fronts at 1998 Mar. 2nd 3 : 10 and 7 : 05 are identical, it goes from the north west of Huang Hai sea into Bo Hai sea with the velocity of 27 km/hour in the rough.
