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:Mon Dec 11 12:00:00 2017 UTC
Download date:Mon Dec 11 14:46:30 2017 UTC
Download delay:2hr 46min


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: