Hi, Dan
Yes, and I used to process the individual NIDS data and create my own
mosaics. These are smaller and I can't seem to sort out what they really
have. I've decided they're not worth any more effort.
Appreciate the help!
gerry
Maj Gerry Creager, CAPWeather and Environmental Support Officer -- virtual
Incident Management Team
Civil Air Patrol, U.S. Air Force Auxiliary
(M) 979.229.5301
GoCivilAirPatrol.com <https://www.gocivilairpatrol.com/>
<https://www.gocivilairpatrol.com/>
Volunteers serving America's communities, saving lives, and shaping futures .
On Tue, Apr 7, 2026 at 2:03 AM Daniel Vietor - NOAA Affiliate <
dan.vietor@xxxxxxxx> wrote:
> Before MRMS, we received a set of radar mosaics from SPC, that were in
> NIDS format. It was basically a very large raster NIDS file on a Lambert
> Conformal grid, I believe they were 1km resolution. Think composite
> reflectivity but bigger. I didn't think those images were still being
> generated.
>
> Dan.
>
> On Tue, Apr 7, 2026 at 12:18 AM Gerald Creager <gcreager@xxxxxxx> wrote:
>
>> Howdy! I'm looking at the MRMS data feed from NWS, and I'm seeing 2
>> different MergedReflectivityQComposite datasets: "grib2" and "spcnids". Can
>> anyone share insight as to what the SPCNIDS dataset comprises?
>>
>> Thanks
>> Gerry
>>
>> Maj Gerry Creager, CAPWeather and Environmental Support Officer --
>> virtual Incident Management Team
>> Civil Air Patrol, U.S. Air Force Auxiliary
>>
>> (M) 979.229.5301
>>
>> GoCivilAirPatrol.com <https://www.gocivilairpatrol.com/>
>> <https://www.gocivilairpatrol.com/>
>>
>> Volunteers serving America's communities, saving lives, and shaping
>> futures.
>>
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>
> --
> *Dan Vietor*
> *Senior Research Meteorologist*
> CIRA, Colorado State Univ
> Kansas City, MO
> 816.584.7211
>
>