Japan Meteorological Agency JMA Website for SWFP World Meteorological Organization

Probabilistic Forecasts: Global Ensemble Prediction System

Initial Time: Year Month Day Hour (UTC) ()
Forecast Time /
Country Site   (about EPSgram)

Click to display a larger image in a new window.


  • JMA runs the global ensemble prediction system twice a day.
  • Products for 00 and 12 UTC initial runs are available after 07:00 and 22:00 UTC, respectively.
  • Products for the past 10 days are provided.
  • Products may be temporarily unavailable due to system failure.
  • “Himawari Products” is a link to Meteorological Satellite Center (MSC) website.
  • “Ocean Wave Products” is a link to Wave Ensemble System website.


  • EPSgram station lists are as provided by the countries wherein the WMO's Severe Weather Forecasting Programme is implemented. JMA assumes no liability for station selection.