According to Yamagata Prefecture, as of 7:00 p.m.,


the Okitama Shirakawa River flowing through Iide Town is the Koshirakawa Observatory,


the Kuro River flowing through Kawanishi Town is the Tokita Observatory, and the


Tanjou River flowing through Kawanishi Town is the Horikin Observation Station.

In some places, it exceeds the "flood danger water level".