GRIB Model

NAM - North American Mesoscale Forecast System

Provider:National Centers for Environmental Prediction, NOAA (USA)
Model scope:North America
Update frequency:every 6 hours
Resolution:0.107°, 6.4nm, 12.0km
Model duration:35 forecasts starting at 0 hr, ending at 3 days 12 hrs
Parameters:pressure, wind, wind gust, rain, cloud, temperature, humidity, convection, vorticity, vertical velocity, simulated radar, 250 mb, 500 mb, 850 mb
GRIB model date:Thu Aug 24 00:00:00 2017 UTC
Download date:Thu Aug 24 02:50:46 2017 UTC
Download delay:2hr 50min


NAM is one of NOAA’s major weather models, which in this case covers most of North America. NAM is a mesoscale model, which means that the numerical analysis is able to model land, and other features, at a higher resolution than in a global model, leading to improved forecast accuracy.

For additional information, see: