On the 30th, the temperature of Kanto Koshin was sunny and the temperature rose, and it became a hot day of over 35 degrees Celsius, mainly in the northeastern part of the Kanto region.
Even until the morning of the 31st, it is expected that the temperature will not drop below 25 degrees Celsius, so take measures against heat stroke such as frequent hydration and air conditioning.
According to the Meteorological Agency, the temperature of Kanto Koshin has risen for 30 days, and the maximum daytime temperature is 36.4 degrees in Hatoyama Town, Saitama Prefecture, 36.1 degrees in Kofu City, 36 degrees in Sano City, Tochigi Prefecture, 35.4 degrees in Maebashi City, etc. In addition to the hot days in various places, it was extremely hot, with 33.8 degrees Celsius in central Tokyo, 33.7 degrees Celsius in Yokohama, and 32.8 degrees Celsius in Chiba.
The temperature does not drop much until the morning of the 31st, and it is expected that the temperature will not drop below 25 degrees Celsius in some places. In addition, it is expected that the daytime on the 31st will be a midsummer day although the heat will be softer than the 30th.
The maximum temperature on the 31st is expected to be 33 degrees in Iida City, Nagano Prefecture, 32 degrees in Kofu City, 31 degrees in Chiba City, Saitama City and Maebashi City, and 30 degrees in central Tokyo, Yokohama City and Utsunomiya City. increase.
"Heat stroke warning alert" has been announced in Tochigi, Chiba, Kanagawa, and Yamanashi.
Stay alert for heat stroke, use air conditioning indoors, even at night, and be diligent in hydrating before your throat dries.
Watch out for thunderstorms late tonight
On the other hand, due to the influence of the cold air in the sky, the atmospheric condition became unstable mainly in the northeastern part of Kanto from the afternoon, and rain clouds are developing locally.
If it rains locally with lightning late at night on the 30th and the rain clouds develop more than expected, it may rain more than 50 mm per hour, resulting in heavy rain.
The Japan Meteorological Agency calls for careful attention to sediment-related disasters, low land inundation, and river flooding.
Also, be careful of gusts such as lightning strikes and tornadoes, and "hail" until dawn on the 31st.
If there are signs that developed cumulonimbus clouds are approaching, such as when the sky suddenly darkens, try to ensure safety by moving to a sturdy building.