YOU SAID:
Due to today's wet weather, please take extra care when on the station. Surfaces may be slippery.
INTO JAPANESE
今日のぬれた天候のため駅に細心の注意してください。表面は滑りやすいかもしれません。
BACK INTO ENGLISH
For today's wet weather station a meticulous note. The surface may be slippery.
That didn't even make that much sense in English.