Plot Description: Time-integrated IVT is the temporal sum of the six-hourly IVT for the 24-, 48-, or 72-hour period ending at the forecast time shown. Magnitude is shaded and direction indicated by vectors in units of kg m^-1 divided by a factor of 10⁷ from the 0.25° Global Forecast System (GFS) and the 0.1° European Centre for Medium-Range Weather Forecasts (ECMWF) deterministic models. The products are provided “as is” and are intended for research purposes only (disclaimer).

All model data provided courtesy of NOAA/NCEP.