The temperature has risen nationwide on the 4th, reaching 39.7 degrees Celsius in Yamanashi prefecture, and it has become extremely hot in various places.
Please be very careful about heat stroke and take measures such as frequent breaks and hydration.
On the other hand, in northern Japan, the atmosphere is unstable and it is raining heavily locally, so caution is required against sediment-related disasters and inundation of low land.
According to the Japan Meteorological Agency, the Japanese archipelago is covered with high pressure and sunny on the 4th, and the temperature is high nationwide.
Before 3:00 pm, we observed 39.7 degrees in Katsunuma, Koshu City, Yamanashi Prefecture, which was the hottest in Japan.
The maximum temperature until 3:00 pm is
▽ 38.4 degrees in Fukushima city,
▽ 37.5 degrees in Tottori city,
▽ 37.4 degrees in Tajimi city, Gifu prefecture,
▽ 37.1 degrees in Ueda city, Nagano prefecture,
▽ 36.6 degrees in Kyoto city, etc. It's hot.
Of the 920 observation points nationwide, the hottest day reached 180 points, which is the largest number as of 3:00 pm.
Since the risk of heat stroke is expected to be extremely high, the Japan Meteorological Agency and the Ministry of the Environment have issued "heat stroke warning alerts" to 39 prefectures, which are most of Kyushu from Tohoku.
Please take strict precautions against heat stroke and take measures.
It is important to avoid going out as much as possible, to rehydrate frequently, to use proper air conditioning indoors, and to take a break outdoors when there is sufficient distance from people.
In particular, elderly people may get worse without their knowledge.
Ask people around you to use the air conditioner or electric fan.
In addition, the atmospheric conditions are unstable, especially in northern Japan, where moist air is flowing, and rain clouds are developing locally.
In the vicinity of Kyogoku Town in Hokkaido, it is estimated that heavy rain of about 100 mm fell in one hour until 2:10 pm by radar analysis, and the Japan Meteorological Agency released "record short-time heavy rain information".
In the hour until 3:10 pm, it rained very heavily, 61 mm in Naganuma Town, Hokkaido and 51.5 mm in Kawai, Miyako City, Iwate Prefecture.
Due to the rain so far, there are some areas in Iwate and Fukushima prefectures where sediment-related disaster warning information has been released.
There is a risk of extremely heavy rainfall of 50 mm or more per hour, mainly in northern Japan, and the Japan Meteorological Agency is calling for caution against sediment-related disasters, inundation of low land, and sudden flooding of rivers.