Warm air flowed throughout the nation on the 14th, leading to unseasonably excessive temperatures, with Hokkaido and Tohoku experiencing the best recorded heat for February on file. On the fifteenth, however, the atmospheric situations are anticipated to be extraordinarily unstable primarily on the Pacific facet because of the results of fronts and low strain methods, and folks will should be cautious of lightning, tornadoes, sturdy wind gusts, and hail.