NWP (Numerical Weather Prediction) PWV (Analysis and Forecast)
|PWV map with absolute scale (0mm-70mm)|
|GNSS Observation (processing)||NWP Forecast (future)|
|RTNet Realtime PWV||NOAA NCEP GFS Forecast (12h)|
(Left) The real-time PWV (with latency of 1~2 minutes) product in Japan is used for multiple organizations for weather forecast service.
(Right): 12 hour forecast of NOAA NCEP GFS PWV (NOAA NCEP GFS). We provide GNSS PWV comparison system as optional service.