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WRF ARW User's Guide - MMM - UCAR

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POST-PROCESSING<br />

slp - sea level pressure<br />

umet and vmet - winds rotated to earth coordinates<br />

u10m and v10m - 10m winds rotated to earth coordinates<br />

wdir - wind direction<br />

wspd - wind speed coordinates<br />

wd10 - 10m wind direction<br />

ws10 - 10m wind speed<br />

Run <strong>ARW</strong>post<br />

Type:<br />

./<strong>ARW</strong>post.exe<br />

This will create output_root_name.dat and output_root_name.ctl files if creating GrADS<br />

input, and output_root_name.v5d, if creating Vis5D input.<br />

NOW YOU ARE READY TO VIEW THE OUTPUT<br />

GrADS<br />

For general information about working with GrADS, view the GrADS home<br />

page: http://grads.iges.org/grads/<br />

To help users get started a number of GrADS scripts have been provided:<br />

• The scripts are all available in the scripts/ directory.<br />

• The scripts provided are only examples of the type of plots one can generate with<br />

GrADS data.<br />

• The user will need to modify these scripts to suit their data (e.g., if you did not<br />

specify 0.25 km and 2 km as levels to interpolate to when you run the "bwave"<br />

data through the converter, the "bwave.gs" script will not display any plots, since<br />

it will specifically look for these to levels).<br />

• Scripts must be copied to the location of the input data.<br />

GENERAL SCRIPTS<br />

cbar.gs Plot color bar on shaded plots (from GrADS home page)<br />

rgbset.gs Some extra colors (Users can add/change colors from color number 20<br />

to 99)<br />

skew.gs Program to plot a skewT<br />

TO RUN TYPE: run skew.gs (needs pressure level TC,TD,U,V as input)<br />

<strong>WRF</strong>-<strong>ARW</strong> V3: User’s <strong>Guide</strong> 9-32

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