[wxqc] Moisture Content

[Victor Engel]

What do you mean "worst-case"?

BTW, a 99 Kg/m^2 storm just popped up.

On 5/2/07, Evan Bookbinder <Evan.Bookbinder at noaa.gov> wrote:
> The "combination of slices" in a worst-case sense is the Composite
> Reflectivity product.
>
> Evan
>
> > -----Original Message-----
> > From: wxqc-bounces at lists.gladstonefamily.net
> > [mailto:wxqc-bounces at lists.gladstonefamily.net] On Behalf Of
> > Victor Engel
> > Sent: Wednesday, May 02, 2007 7:31 PM
> > To: Discussion of weather data quality issues
> > Subject: Re: [wxqc] Moisture Content
> >
> > Right. Didn't mean to confuse. Right now there is a storm
> > reading 84 Kg/m^2, and there is no mention of hail.
> >
> > The problem with the slices is that they're not combined. Or
> > is there a resource that graphically shows this combined data
> > somewhere that I'm unaware of.
> >
> > With this low pressure zone hovering over Texas, I've been
> > enjoying watching the storms and comparing the various tools
> > out there.
> > Yesterday, I sent an email to someone pointing out a storm
> > where there seemed to be a very strong local difference in
> > relative velocities. I suggested that maybe it would produce
> > a tornado. Half an hour later, there was a tornado warning
> > from the same storm, somewhat north of Fredericksburg.
> >
> > On 5/1/07, Evan Bookbinder <Evan.Bookbinder at noaa.gov> wrote:
> > > Just to avoid any confusion in Victor's post, there is no
> > correlation
> > > between VIL and hail probability/size...the latter variables come
> >
> > ... this seems to have been cut off. Did you intend more?
> >
> > > VIL is a vertical integration (summation) of the amount of
> > > reflectivity returns over a given "pixel". Its usefullness
> > is really
> > > aged in an era where we have quick acess to the various
> > tilts/slices
> > > from the radar, but was used as a quick glance to find the
> > 'worst' heavy rain producers quickly.
> > >
> > > Max values really depend on how VIL is calculated. Wunderground is
> > > using an averaged 1x1 sq. km pixel with a 58 dBZ cap in the VIL
> > > calculation. Values of 80-100 would be seen with really
> > deep/intense
> > > storms in the summer. 71 is very high.
> > >
> > > Evan
> > >
> > >
> > > > -----Original Message-----
> > > > From: wxqc-bounces at lists.gladstonefamily.net
> > > > [mailto:wxqc-bounces at lists.gladstonefamily.net] On Behalf
> > Of Victor
> > > > Engel
> > > > Sent: Tuesday, May 01, 2007 6:56 PM
> > > > To: Discussion of weather data quality issues
> > > > Subject: Re: [wxqc] Moisture Content
> > > >
> > > > What I meant was VIL (vertically integrated liquid). The storm
> > > > currently at 71 Kg/m^2 is predicted by weatherunderground
> > to have a
> > > > 100% chance of producing damaging hail with size up to
> > 2.75 inches.
> > > >
> > > > On 5/1/07, Victor Engel <brillig at gmail.com> wrote:
> > > > > I hope this isn't too far off-topic. I've just recently
> > > > discovered the
> > > > > wonderful animated radar images provided on weatherunderground.
> > > > > Currently there are some storms exceeding the scale, which
> > > > maxes out
> > > > > at 70 Kg/m^2. Oh, wait a minute. The scale just added
> > > > another 5 Kg. I
> > > > > guess it's an adaptive scale. How high do these moisture
> > > > readings get?
> > > > >
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