NCEP NAM CONUS Graphics - Ops NAM vs Parallel NAM Forecast vs RTMA Analyses

This page is a comparison of the North American Meso (NAM) operational and parallel forecasts from 00Z 30 SEP 2015 and the best available Real-time Mesoscale Analysis (RTMA) valid at the same time.

NOTE : For sea level pressure/850 mb/500 mb/250 mb and all cloud-related fields, the best available NDAS 00-h field is displayed


DISCLAIMER : This web page is not "operational" and therefore not subject to 24-h monitoring by NCEP's Central Operations staff.

For more info on the NAM runs, email Eric Rogers at or Geoff DiMego at

Get the ops/parallel NAM vs RTMA comparison graphics for the previous 7 days here (link opens a new window):

Wed 09/23 Thu 09/24 Fri 09/25 Sat 09/26 Sun 09/27 Mon 09/28 Tue 09/29 Wed 09/30
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