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20050512: Unidata U.S. Radar Reflectivity Composite Data



Paul,

The FNEXRAD feed contains the US 1km composite that I generate from GEMPAK
as described at:
http://www.unidata.ucar.edu/content/software/gempak/examples/gdradr/
These images are created at 5-10 minute intervals (the web page you refered to
was incorrect in describing the temporal resolution). The page describes the 
grib format product, but the process is identical to the nex2gini program which 
creates
the 1km GINI images.

You can display the images using GEMPAK, or create your own using Level III
data products as decribed in the information in the above documentation
should you want.

The images can also be displayed in McIDAS, but you will have to uncompress
them first using the ldm-mcidas uncompressor pngg2gini.
The FNEXRAD feed is available to you in the normal IDD data stream,
and you can FILE the data using pqact.conf actions such as:
# FNEXRAD Composite RADAR products
#
# png compressed radar in GINI format
FNEXRAD ^rad/NEXRCOMP/(...)/(...)_(........)_(....)
        FILE    -close  data/gempak/images/sat/NEXRCOMP/\1/\2/\2_\3_\4

Steve Chiswell
Unidata User Support



>From: "Paul Thomas Quelet" <address@hidden>
>Organization: UCAR/Unidata
>Keywords: 200505122053.j4CKrUP3000310

>This is a multi-part message in MIME format.
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>
>I am a university graduate research assistant looking to see if Unidata =
>has
>radar data composites available. I have been able to find the following
>website:
>
>=20
>
>http://my.unidata.ucar.edu/content/data/radar.html
>
>=20
>
>but I have not been able to figure out how to order the data or what
>programs can plot it. I am interested in something like the "1 km U.S.
>National Base Reflectivity" that is on this page (but I was hoping for =
>at
>least 15 minute temporal resolution).
>
>=20
>
>U.S. national radar reflectivity composites are what I would like to =
>have
>access to. I would like 2 km spatial resolution and 15 min temporal
>resolution, or better. Could anyone help point me in the right =
>direction?
>
>=20
>
>Thank you,
>
>=20
>
>Paul T. Quelet
>
>=20
>
>=20
>
><><  <><  <><  <><  <><  <><  <><  <><  <><  <><  <><  <><  <><  <><
>
>Paul Thomas Quelet                          Graduate Research Assistant
>
>                                                          Colorado State
>University
>
>Email:                                                Johnson Research =
>Group
><http://vortex.atmos.colostate.edu/johnson/>=20
>
>address@hidden          =20
>
>=20
>
>Office:                                                Home:
>
>Dept. of Atmospheric Science           173 Briarwood Road, Apt. 1733
>
>Room 315, Foothills Campus,           Fort Collins, CO 80521
>
>Atmospheric Science Bldg.
>
>Fort Collins, CO 80523-1371            Cell Phone:
>
>(970) 491-8312                                 (970) 420-7513
>
>=20
>
>
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><body lang=3DEN-US link=3Dblue vlink=3Dpurple>
>
><div class=3DSection1>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>I am a university graduate research assistant looking =
>to see
>if Unidata has radar data composites available. I have been able to find =
>the
>following website:</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>&nbsp;</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'><a =
>href=3D"http://my.unidata.ucar.edu/content/data/radar.html";>http://my.uni=
>data.ucar.edu/content/data/radar.html</a></span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>&nbsp;</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>but I have not been able to figure out how to order =
>the data
>or what programs can plot it. I am interested in something like the =
>&#8220;1 km
>U.S. National Base Reflectivity&#8221; that is on this page (but I was =
>hoping
>for at least 15 minute temporal resolution).</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>&nbsp;</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>  font-family:Arial'>U.S.</span></font><font face=3DArial><span =
>style=3D'font-family:
>Arial'> national radar reflectivity composites are what I would like to =
>have
>access to. I would like 2 km spatial resolution and 15 min temporal =
>resolution,
>or better. Could anyone help point me in the right =
>direction?</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>&nbsp;</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>Thank you,</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>&nbsp;</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>Paul T. Quelet</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>&nbsp;</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3DArial><span =
>style=3D'font-size:12.0pt;
>font-family:Arial'>&nbsp;</span></font></p>
>
><p class=3DMsoAutoSig><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old =
>Style"'>&lt;&gt;&lt;&nbsp;
>&lt;&gt;&lt;&nbsp; &lt;&gt;&lt;&nbsp; &lt;&gt;&lt;&nbsp; =
>&lt;&gt;&lt;&nbsp;
>&lt;&gt;&lt;&nbsp; &lt;&gt;&lt;&nbsp; &lt;&gt;&lt;&nbsp; =
>&lt;&gt;&lt;&nbsp;
>&lt;&gt;&lt;&nbsp; &lt;&gt;&lt;&nbsp; &lt;&gt;&lt;&nbsp; =
>&lt;&gt;&lt;&nbsp;
>&lt;&gt;&lt;</span></font></p>
>
><p class=3DMsoAutoSig><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old Style"'>Paul Thomas =
>Quelet&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
>nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
>bsp;&nbsp; Graduate
>Research Assistant</span></font></p>
>
><p class=3DMsoAutoSig><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old =
>Style"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
>;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
>nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
>bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
></span></font><font
>  face=3D"Bookman Old Style"><span style=3D'font-family:"Bookman Old =
>Style"'>Colorado</span></font><font
> face=3D"Bookman Old Style"><span style=3D'font-family:"Bookman Old =
>Style"'> </span></font><font
>  face=3D"Bookman Old Style"><span style=3D'font-family:"Bookman Old =
>Style"'>State</span></font><font
> face=3D"Bookman Old Style"><span style=3D'font-family:"Bookman Old =
>Style"'> </span></font><font
>  face=3D"Bookman Old Style"><span style=3D'font-family:"Bookman Old =
>Style"'>University</span></font></p>
>
><p class=3DMsoAutoSig><u><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old =
>Style"'>Email</span></font></u><font
>face=3D"Bookman Old Style"><span style=3D'font-family:"Bookman Old =
>Style"'>:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
>p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
>;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
><a
>href=3D"http://vortex.atmos.colostate.edu/johnson/";>Johnson Research =
>Group</a></span></font></p>
>
><p class=3DMsoAutoSig><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old =
>Style"'>address@hidden&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
>nbsp;&nbsp;&nbsp;&nbsp; </span></font></p>
>
><p class=3DMsoAutoSig><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old =
>Style"'>&nbsp;</span></font></p>
>
><p class=3DMsoAutoSig><u><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old =
>Style"'>Office</span></font></u><font
>face=3D"Bookman Old Style"><span style=3D'font-family:"Bookman Old =
>Style"'>:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
>p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
>;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
><u>Home</u>:</span></font></p>
>
><p class=3DMsoAutoSig><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old Style"'>Dept. of =
>Atmospheric
>Science&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 173
>Briarwood Road, Apt. 1733</span></font></p>
>
><p class=3DMsoAutoSig><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old Style"'>Room 315, =
>Foothills
>Campus, &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
></span></font><font
>  face=3D"Bookman Old Style"><span style=3D'font-family:"Bookman Old =
>Style"'>Fort
>  Collins</span></font><font face=3D"Bookman Old Style"><span =
>style=3D'font-family:
> "Bookman Old Style"'>, </span></font><font face=3D"Bookman Old =
>Style"><span
>  style=3D'font-family:"Bookman Old Style"'>CO</span></font><font
> face=3D"Bookman Old Style"><span style=3D'font-family:"Bookman Old =
>Style"'> </span></font><font
>  face=3D"Bookman Old Style"><span style=3D'font-family:"Bookman Old =
>Style"'>80521</span></font></p>
>
><p class=3DMsoAutoSig><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old Style"'>Atmospheric =
>Science
>Bldg.</span></font></p>
>
><p class=3DMsoAutoSig><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old Style"'>Fort Collins, =
>CO
>80523-1371&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
>sp; <u>Cell
>Phone</u>:</span></font></p>
>
><p class=3DMsoAutoSig><font size=3D3 face=3D"Bookman Old Style"><span
>style=3D'font-size:12.0pt;font-family:"Bookman Old Style"'>(970) =
>491-8312&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
>;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (970)
>420-7513</span></font></p>
>
><p class=3DMsoNormal><font size=3D3 face=3D"Times New Roman"><span =
>style=3D'font-size:
>12.0pt'>&nbsp;</span></font></p>
>
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