Dry across much of #Chile through the weekend. The jet stream & moist flow lifting northward will bring the chance for rain & mountain snow to southern Chile early next week, then central Chile, including #Santiago, around midweek.
In the last 6 hours, a major convective thunderstorm cell has rapidly formed over the greater Tokyo area of Japan and is continuously back-forming to create a stalled-out, stationary motion.
This is leading to extreme rain over the Bōsō Peninsula, where urban flooding in Chiba and the surrounding cities is ongoing.
As much as ~100 mm (4 in) of rain fell here in just a single hour. And right now, this massive thunderstorm is only getting more intense.