Widely sunny skies tomorrow on the 13th, Geminid meteor shower on the night into the 15th, warm air followed by cold air in the second half of the week
December 12, 2023 17:58
Tomorrow, the 13th, it will snow in Hokkaido and the northern Tohoku region, and there will be drizzling areas. It is expected to be mostly sunny from the southern Tohoku region and the Kanto region to the west. There will be a chance to observe the Geminid meteor shower from tomorrow the 13th until dawn on the 15th. On the 14th, a low pressure system moved into the Sea of Japan, and the inflow of warm air caused temperatures to rise even with rain. Then, the coldest air of the season hit.
From the 15th to the 16th, rain clouds will be expected from the west. Be careful of stormy weather. Due to the influx of warm air, it will be unexpectedly warm for December.
There is only one page left in this year’s calendar, but the temperature continues to be unstable. From now on, the temperature is expected to fluctuate wildly, with some being extremely warm and some extremely cold for December.
Tomorrow, the 13th (Wednesday), there will be a winter-like atmospheric pressure pattern centered on northern Japan. Hokkaido and northern Tohoku on the Sea of Japan side are expected to receive snow, with some areas expected to experience blizzard conditions. There will be more snowfall in some places. Please be aware of the effects of snowstorms on traffic.
The snow in northern Japan will subside on the 14th (Thursday). It will be sunny in many places, but western Japan is expected to gradually become covered in thick clouds.
From the 15th (Friday) to the 16th (Saturday), a new low-pressure system accompanied by a front will advance along the Sea of Japan coast, and the closer the front or low-pressure area is, the stronger the rain and winds will be.
It will rain in many places, but the snow will be heavier in the inland areas of Tohoku and Hokkaido, and there will be places where there will be more snow. Please be careful of snow and frozen roads.
The Kanto region will also be cloudy on the 16th (Saturday), with a chance of showers.
Temperatures fluctuate wildly. Even though it’s December, it’s as warm as October. Suddenly, it’s freezing cold.
Looking at the predicted temperatures, Hokkaido is expected to remain cold in winter, but from the 15th (Friday) to the 16th (Saturday), the maximum temperature will be over 20 degrees Celsius from Kyushu to the Kanto region, which is unbelievably warm for December. It seems to be. Warmth will peak in western Japan on the 15th, and in eastern Japan, including the Kanto region, on the 16th.
After that, the coldest air of the season will arrive, and the whole country will be enveloped in midwinter air.
The cold air forecast map (top image) at 9 a.m. on the 17th (Sunday) shows that cold air below -6℃, enough to cause snow to fall on the plains, is expected to completely cover southern Kyushu, Shikoku, Kinki, and the Tokai region. Cold air with temperatures below -12°C will flow into northern Tohoku, and into Hokkaido with temperatures below -18°C. The coldest air of the season is expected to move south and remain for a long time, with temperatures around 4 degrees Celsius below the average in midwinter, the lowest temperature of the year.
As the cold air moves southward, yesterday (Monday) the 11th, “early weather information regarding low temperatures and heavy snow” was issued for Hokkaido and Tohoku, and “early weather information regarding low temperatures and heavy snow” was issued for the Kinki, Chugoku region, Shikoku, northern Kyushu, southern Kyushu, and Amami regions. weather information has been announced. From the 17th (Sunday) onwards, temperatures are expected to be significantly lower than normal, and the severe cold is expected to continue. Please be careful about managing your crops and be careful of frozen water pipes, especially in Hokkaido and Tohoku.
17th – Heavy snowstorm in northern Japan; snowfall in flat areas of western and eastern Japan
From the 17th (Sunday) to the 18th (Monday), there will be a strong winter-like atmospheric pressure pattern near Japan, and northwesterly winds will become stronger on the Sea of Japan and Pacific sides as well.
After the 17th, snow will fall even on flat areas on the Sea of Japan coast, including Hokuriku, northern Kinki, and the San’in area, with the possibility of snow accumulation. Due to strong winds, there is a possibility that snow clouds will flow into parts of the Pacific Ocean. If your car is not yet equipped with winter tires, please take precautions as soon as possible.
Hokkaido and Tohoku will experience a blizzard, and snowfall is expected to increase rapidly. There is a risk of a blizzard with no visibility, and traffic is likely to be affected. When driving a car, please pay attention to the information and take reasonable actions.
Even on the sunny Pacific side, it will be cold and windy.
In Tokyo, the temperature on the 16th (Saturday) was over 20℃, similar to October, but two days later, on the 18th (Monday), it was 9℃, a mid-winter cold. The temperature will fluctuate rapidly, so please be careful not to get sick.
Tomorrow, the night of the 13th – chance to observe the Geminid meteor shower.The best time to see them is from the night of the 14th to the dawn of the 15th.
On the 15th (Friday), the activity of the Geminid meteor shower, one of the three major meteor showers, will be at its peak.
It is predicted that the number of meteors that can be seen per hour may reach up to 70, and the conditions will be perfect as there will be no influence from the moonlight. This is a great chance to see many shooting stars.
The best time to see the Geminid meteor shower is from the night of the 14th (Thursday) to the morning of the 15th (Friday), but you can see more than usual around the time of the peak on the 15th (Friday). The best chance to see it is expected to be from the night of tomorrow, Wednesday the 13th to the night of Friday, the 15th.
On the night of the 14th, thin clouds will gradually spread from the west, so why not look up at the night sky and look for shooting stars tomorrow, the 13th, when clear skies are expected over a wide area. However, it will be very cold, so please take proper measures to protect yourself from the cold when observing.
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2023-12-12 08:58:25
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