• MESO: Mesoscale Discussion 1575

    From COD Weather Processor@1:2320/105 to wx-storm@lists.illinois.edu on Sun Jul 6 12:51:57 2025
    ACUS11 KWNS 061251
    SWOMCD
    SPC MCD 061251=20
    NCZ000-061515-

    Mesoscale Discussion 1575
    NWS Storm Prediction Center Norman OK
    0751 AM CDT Sun Jul 06 2025

    Areas affected...east North Carolina

    Concerning...Severe potential...Watch unlikely=20

    Valid 061251Z - 061515Z

    Probability of Watch Issuance...20 percent

    SUMMARY...A marginal increase in tornado potential may occur this
    morning as Tropical Storm Chantal continues to move inland. The
    overall tornado potential should remain low enough to preclude the
    need for a TC-related Tornado Watch. However, trends will be
    monitored.

    DISCUSSION...A marginal increase in tornado potential may occur this
    morning as Tropical Storm Chantal continues to move inland. This
    marginal increase would coincide with modest diurnal heating
    increasing and several feeder bands streaming inland on the eastern
    semicircle of Chantal. The onshore environment containing these
    feeder bands has little instability at present and the low-level
    storm-relative helicity is on the lower side of land-falling
    tropical cyclones. That said, the low-level storm-relative helicity
    still remains sufficient for low-level rotation with stronger
    thunderstorm updrafts. Present thinking is that the limited
    instability and modest low-level helicity should preclude any longer duration/larger area tornado threat and thus a TC-related tornado
    watch is not currently anticipated. However, trends will continue to
    be evaluated for increasing buoyancy and/or low-level helicity.

    ..Marsh/Bunting.. 07/06/2025

    ...Please see https://urldefense.com/v3/__http://www.spc.noaa.gov__;!!DZ3fj= g!8W71-zaPN0WyWk5rC1kJJlzvFxOZTzbrmqxhiNU5OtQwR4dUM4ml6CJblnOHMKgbBoq_EDfaO= F_bsTBWBpF1PY-jAXE$ for graphic product...

    ATTN...WFO...AKQ...MHX...RAH...ILM...

    LAT...LON 33857826 34727876 35637820 35897780 35987689 35627583
    34757563 34517617 34197674 33827750 33857826=20

    MOST PROBABLE PEAK TORNADO INTENSITY...UP TO 95 MPH


    =3D =3D =3D
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