250-hPa Winds and Height Model Analysis and Forecasts

Plot Description: 200-300-hPa irrotational wind vectors, 250-hPa potential vorticity (black contours), 250-hPa wind speed (shaded; m-1s-1), integrated water vapor (shaded; mm), and 400-600 hPa vertical velocity (maroon contours) from the Global Forecast System (GFS). The products are provided “as is” and are intended for research purposes only (disclaimer).

All model data provided courtesy of NOAA/NCEP or ECMWF.