[FRIAM] This morning's hailstorm

Tue May 6 14:51:20 EDT 2025

H ere is some serious eyecandy.

<goog_1522406217>
https://www.star.nesdis.noaa.gov/GOES/sector_band.php?sat=G19&sector=sp&band=GEOCOLOR&length=24

On Tue, May 6, 2025 at 12:41 PM Nicholas Thompson <thompnickson2 at gmail.com>
wrote:

> *To the Non-Santafeans on the list:  Third day in:  cold overcast
> morning.  Light snow. It is may.  May! Many of you have lived here and you
> know how weird it is. Normal pattern is dry and warm.  *
>
> Steve,
>
> I would love to see a map of your topography.   Some SW you get is
> actually E in origine, or even NE.  Cold dense air comes around the bottom
> of the Sangres, and then flows northward in the canyon.
>
> So here is my morning report for all the thousands of you who are waiting
> with 'bated breath.
>
> [image: image.png]
> Even I can see that this is a very different sounding.  Note the
> difference between the blueline and the redline.  On this sounding, the
> redline is (almost) always tothe right of the blue line.  This means that
> as the air is lifted, it will not be heated by condensation.  CAPE  =
> Convectively Available Potential Energy -- is negligible.  No Hail Today.
> Well, hang on.  This is a 4 am sounding.  If we got breaks in the sun, the
> blue line would move to the right.   So.
>
> Here is the surface map.  It doesnt have much to say about S F , but the
> low pressure area in west texas is developing nicely, pulling warm air up
> from the gulf and packing the dryline.  F or some reason, the dryline seems
> to be represented as a cold front.
> [image: image.png]
>
> For comparison with abq, look at this sounding from the big bend area.
> That whole area where the blue line is to the right of the red line is CAPE
> , energy available for convection.  I haven't looked at the forecast yet,
> but I guess I am just as happy I am not in STX  this afternoon.  If you
> look at the wind vanes, there seems to be ample directional and velocity
> sheer.
>
> [image: image.png]
>
> So here is the warnings plot for today.
>
> [image: image.png]
>
> And here is the key
> [image: image.png]
> Apparently tornados on the ground atm east of WACO
>
>
> * Gotta stop!!!!!!!!!!!! *
>
> *N ick*
>
> On Mon, May 5, 2025 at 1:32 PM Nicholas Thompson <thompnickson2 at gmail.com>
> wrote:
>
>> so, as the Chief Weather Nerd on the list,  I thought I  ought to be able
>> to say something about this morning's hail storm.  I can't really.  I can
>> regale you with this morning;'s skew-T diagram from ABQ which would tell us
>> something if we understood it.
>>
>> [image: image.png]
>> Notice that there is some CAPE and that and that most of it is above the
>> freezing level.  I send this along in the hope that I will entrap others in
>> guessing what these things mean. Notice that the the airmass in the top
>> half of the atmosphere seems quite different with strong sw winds, low
>> dewpoints, and a cap.
>> Here is a  surface map for this morning:
>>
>> [image: image.png]
>>
>> --The dry line is pretty well developed in southern NM, but very diffuse
>> up where we are, so I don't think that's playing much of a role.
>>
>> To get a sense of the big picture,look at this radar mosaic.
>> https://radar.weather.gov/region/conus-large/standard
>>
>> And then compare it in your mind to this 500 mib chart.  Wierd.
>> [image: image.png]
>> I really wish we had a proper meteorologist on this list.
>>
>> Talk about complexity.,
>>
>> N
>>
>> Nicholas S. Thompson
>>
>>
>
> --
> Nicholas S. Thompson
> Emeritus Professor of Psychology and Ethology
> Clark University
> nthompson at clarku.edu
> https://wordpress.clarku.edu/nthompson
>

-- 
Nicholas S. Thompson
Emeritus Professor of Psychology and Ethology
Clark University
nthompson at clarku.edu
https://wordpress.clarku.edu/nthompson
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