Key Facts
• June 23: Thunderstorms expected in areas from Kyushu to Tohoku.
• Heavy rain warnings issued, especially in Gifu Prefecture; river flooding risk persists.
• Rainfront remains over western Japan to Tohoku, causing unstable atmospheric conditions.
• Afternoon: Rapidly developing rain clouds may bring intense rain and lightning.
• Tokyo forecast: Sunny with a high of 32°C, marking a return to summer heat.
• Typhoon 2 forms near Ogasawara Islands; expected to weaken by June 25 near Hachijo Island.
• Weekly forecast: Rain and humid conditions to persist in western Japan and Okinawa until June 26.
• Northern Japan: Sapporo to experience consecutive summer days starting June 24.
• Eastern Japan: Rain intensifies June 24–25 due to typhoon and tropical low-pressure effects.
• Maximum temperatures: Sapporo 28°C (+5), Sendai 30°C (-4), Tokyo 32°C (-1).
Summary
Thunderstorms and localized heavy rain are forecasted across Kyushu to Tohoku on June 23 due to a stationary rainfront. Gifu Prefecture faces flood warnings, while Tokyo is set for a sunny, hot day at 32°C. Typhoon 2, forming near the Ogasawara Islands, is expected to weaken by June 25 but may still impact eastern Japan with rain. Western Japan and Okinawa will see continued rain and humidity until June 26, while Sapporo begins a streak of summer days. Residents are advised to stay alert for sudden weather changes and potential flooding.
