An earthquake early warning covering Hokkaido through Tokai and other areas was cancelled around midday October 16. At its second news conference, JMA cited errors in calculations predicting magnitude and intensity.
JMA's October 13 early weather outlook indicated a possibility of markedly above-normal temperatures from around October 19, from Pacific-side Hokkaido through Kinki and in Okinawa, including Tohoku, Kanto-Koshin, Hokuriku and Tokai.