four o'clock
His prediction was correct . Great masses of vapor soon came pouring over Storm King , and the sky grew blacker every moment . The wind blew in strong , fitful gusts , and yet the air was almost sultry . By four o'clock the rain began to dash with almost the violence of a summer shower against the windowpanes of Mr. and Mrs. Clifford 's sitting-room , and it grew so dark that Amy could scarcely see to read the paper to the old gentleman . Suddenly she was startled by a flash , and she looked up inquiringly for an explanation . `` You did not expect to see a thunder-storm almost in midwinter ? '' said Mr. Clifford , with a smile .