• DAY3 3/5 Risk Areas Poste

    From Mike Powell@618:250/1 to All on Fri Jun 6 08:55:00 2025
    ACUS03 KWNS 060732
    SWODY3
    SPC AC 060731

    Day 3 Convective Outlook
    NWS Storm Prediction Center Norman OK
    0231 AM CDT Fri Jun 06 2025

    Valid 081200Z - 091200Z

    ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS IN THE TX
    PANHANDLE TO WESTERN NORTH TX...

    ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS SEPARATELY FROM
    SOUTHEAST VA TO SOUTH GA...

    ...SUMMARY...
    Severe thunderstorms are expected across the Texas Panhandle into
    western north Texas from late afternoon to evening on Sunday. Very
    large hail and destructive wind gusts are possible. Scattered severe thunderstorms are also possible elsewhere in the South-Central
    States and along the Southeast Atlantic Coastal Plain.

    ...Synopsis...
    An amplified upper trough will slowly move southeast across the
    Upper Midwest. Primary surface cyclone will drift east into
    northwest ON, with an occluded cold front arcing south then
    southwestward across the Mid-MS Valley to the south-central High
    Plains by Sunday afternoon. A lower-amplitude mid-level trough, with
    embedded MCVs from prior D2 convection, should shift east from the
    eastern Midwest/OH Valley across the Appalachians by Sunday evening.

    ...Southern Great Plains...
    The active severe-weather pattern across the region may peak during
    late afternoon to evening Sunday. With a brief respite on D2 in the
    wake of multiple MCSs, buoyancy should become large to extreme from
    the TX Panhandle across the OK/TX Red River Valley by Sunday
    afternoon. Guidance remains quite insistent on initial convective
    development occurring as the trailing cold front pushes south into
    the OK/TX Panhandles. With mid to upper wind profiles becoming west-northwesterly, elongated hodographs coupled with the strong
    instability will favor discrete supercells capable of producing very
    large hail. Consolidating outflows and a strengthening low-level jet
    in the evening will yield increasingly widespread storms that should
    congeal into a forward-propagating MCS. This type of setup is
    conducive to potentially intense MCS development and destructive
    wind gusts. Severe wind and embedded hail potential should persist
    overnight perhaps reaching the Ark-La-Tex vicinity.

    ...Southeast...
    The degree of ongoing convection on Sunday morning yields low
    confidence on how broad a region of scattered severe-storm potential
    exists across the Southeast, amid enhanced mid-level westerlies
    augmenting by remnant MCVs. The Southeast Atlantic Coastal Plain and
    adjacent Piedmont remains the best potential area for robust
    boundary-layer heating. Scattered damaging winds and isolated severe
    hail should be the main hazards from afternoon storms.

    ...Ozarks to IL...
    Isolated to scattered severe storms are possible along this portion
    of the cold front, mainly focused from late afternoon to
    mid-evening. The mid-level jetlet associated with the Upper Midwest
    trough should impinge on the northern IL portion of the front where
    instability is expected to be weak. Some mid-level flow enhancement
    should overlap a progressively more unstable airmass to the
    southwest, yielding potential for large hail and damaging wind.

    ..Grams.. 06/06/2025

    $$
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