Archive: Search Extreme Lows


On this page, you can search past extreme lows based on JMA GSM analysis data.
Select a date and pressure level, then click the search button to find Extreme Lows detected on that date.

Detection rules

  • Among cyclonic disturbances that reached the area around Japan, disturbances with intensity (So) greater than or equal to 20 m (100 km)-1 are regarded as extreme lows.