Photo/Illutration The forecasted path of Typhoon No. 21 as of 6 a.m. on Nov. 1 (Captured from the Japan Meteorological Agency’s website)

Heavy rain is forecast for western Japan on Nov. 1 to 2 and in eastern Japan on Nov. 2 to 3 due to a low-pressure system as Typhoon No. 21 weakens and a front.

The Japan Meteorological Agency is urging the public to be on the alert for landslides, flooding in low-lying areas, overflowing rivers, as well as strong wind gusts.

The JMA said a stationary front extending from the East China Sea to south of Japan is expected to move northward from western Japan to eastern Japan on Nov. 1 to 2.

The typhoon is forecast to weaken into an extratropical low-pressure system over the East China Sea on the evening of Nov. 1 and will likely progress east-northeast along the front.

Warm, moist air is flowing into the low-pressure system and the front, which will bring heavy rain in some areas, accompanied by thunderstorms.

The expected amounts of rainfall during the 24-hour period until 6 a.m. on Nov. 2 is up to 200 millimeters in northern Kyushu, 150 mm in the Shikoku region and 100 mm in the Chugoku region.

After that, the expected amounts of rainfall during the 24-hour period until 6 a.m. on Nov. 3 are up to 150 mm in the Tokai, Kinki, Shikoku and northern Kyushu regions, and 120 mm in the Kanto-Koshin, Hokuriku and Chugoku regions.