Basic NAM Information:

Forecast range: 84 hours
Runs: 0z, 6z, 12z, 18z

The NAM (North America Mesoscale Model) is a short range model that runs 4 times per day, covering 84 hours, or 3.5 days. The NAM is often most useful in its shorter range, with lower reliability towards the end of the run.

 


List of NAM model sites:

PSU e-Wall: 0z run, 6z run, 12z run, 18z run
PSU 4-panel regional: 0z run, 6z run, 12z run, 18z run
PSU 15-panel regional: 0z run, 6z run, 12z run, 18z run
UQAM Weather Centre: 0z run, 6z run, 12z run, 18z run
CoolWx P-Type: 0z run, 6z run, 12z run, 18z run
InstantWeatherMaps: NCEP Clone, Surface, Upper Air

Unisys – Surface: 0 | 6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 | 60 | Loop
Unisys – 850mb: 0 | 6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 | 60 | Loop
Unisys – 500mb: 0 | 6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 | 60 | Loop
Unisys – 300mb: 0 | 6 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 | 60 | Loop

NCEP MAG
Tropical Tidbits (32km, 12km)
Unisys
TwisterData
College of DuPage
Wunderground
WeatherOnline

 


Average run times (EST):

0z run: 8:45 PM – 10:00 PM
6z run: 2:45 AM – 4:00 AM
12z run: 8:45 AM – 10:00 AM
18z run: 2:45 PM – 4:00 PM

Average run times may vary with different sites.

 


NAM Quick Links:

Precipitation – InstantweatherMaps 84-hour precip
Snow – InstantWeatherMaps 84-hour snow

More links to be added soon

Leave a Reply