• MESO: Mesoscale Discussion 0017

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Sat Jan 10 05:08:24 2026
    ACUS11 KWNS 100508
    SWOMCD
    SPC MCD 100507=20
    ALZ000-MSZ000-LAZ000-TXZ000-100730-

    Mesoscale Discussion 0017
    NWS Storm Prediction Center Norman OK
    1107 PM CST Fri Jan 09 2026

    Areas affected...far eastern Texas across Louisiana and into central Mississippi

    Concerning...Tornado Watch 2...

    Valid 100507Z - 100730Z

    The severe weather threat for Tornado Watch 2 continues.

    SUMMARY...Strong to severe storms remain possible tonight in and
    close to the watch area. Locally damaging wind and a tornado or two
    cannot be ruled out through Saturday morning.

    DISCUSSION...Surface analysis shows low pressure over northwest LA,
    with a cold front draped across far eastern TX. A warm front extends
    across northern LA and into central MS, with a very moist air mass
    across the warm sector. Lower 70s F dewpoints exist across much of
    southern LA and southeast TX, and this air mass should continue to
    gradually spread north.

    Currently, the strongest cells are along or even behind the cold
    front in TX, although isolated cells also exist along and north of
    the warm front. Recent convective trends suggest the activity
    approaching the Sabine Valley may become a bit better organized over
    the next few hours as cooling aloft gradually shifts east. In
    addition, southerly low-level winds ahead of this line and secondary
    pressure fall time after 09Z may yield a increased chance of
    isolated supercells across LA/MS well ahead of the cold front. Any
    isolated cells will have tornado potential as 0-1 SRH remains in
    excess of 100 to 150 m2/s2.

    ..Jewell.. 01/10/2026

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!9_J4ttYyjr5q0z-ADEvqR9qZv6DCOD2iMwu2sEjDO8I3LqoyYmZjGFySKIwUImsuTdQDGCftt= vupZ9nWA712bbFokx8$ for graphic product...

    ATTN...WFO...MOB...JAN...LIX...LCH...SHV...HGX...

    LAT...LON 30958882 30419160 29909522 30069531 30409512 31869384
    32249357 32719062 32598932 32088841 31238843 30958882=20

    MOST PROBABLE PEAK TORNADO INTENSITY...85-115 MPH
    MOST PROBABLE PEAK WIND GUST...55-70 MPH
    MOST PROBABLE PEAK HAIL SIZE...1.00-1.75 IN


    =3D =3D =3D
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    * Origin: Capitol City Online (1:2320/105)