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Archives for the SPC Convective Outlook are updated daily (approximately) with a live map at the beginning of each article. Follow the link at the end of the article to check for current updates on the NOAA/NWS Storm Prediction Center website. Also, see Archives for Chicago's hourly weather data on CARDINAL NEWS Magazine.

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Monday, January 6, 2025

SPC Jan 6, 2025 0600 UTC Day 1 Convective Outlook

LIVE MAP (ABOVE) ... SPC 1200Z Day 1 Outlook


Day 1 Convective Outlook
NWS Storm Prediction Center Norman OK
1128 PM CST Sun Jan 05 2025

Valid 061200Z - 071200Z

...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF
THE SOUTHEAST...

...SUMMARY...
Thunderstorms -- a couple of which may be strong to potentially
severe -- will be possible across parts of the Southeast.

...Southeast...

Strong 500mb speed max is forecast to translate across Alabama to
the NC Coast by 07/00z. As a result, westerly flow is forecast to
deepen across the Southeast/FL Peninsula through the period. Latest
model guidance suggests a sharp cold front will advance into the FL
Panhandle-western GA by the start of the period. Strongest buoyancy
will likely be noted along the FL Gulf Coast, in proximity to warmer
Gulf waters. Currently, at 05z, mid 60s surface dew points have
advanced into the northern Gulf Basin, roughly 50mi south of MOB.
This air mass should spread inland early in the period. Forecast
sounding for PFN exhibits SBCAPE on the order of 900 J/kg with very
strong surface-6km shear, and 0-3SRH. Current thinking is the
greatest risk for supercells may be early in the period, along the
FL Gulf Coast. With strongest large-scale forcing expected to spread
well north of the region across the Mid-Atlantic, convection should
remain isolated. Any risk for robust thunderstorms will be
concentrated along the boundary as it surges across extreme southern
GA and northern FL. Gusty winds, and perhaps a tornado, are the
primary concern.

..Darrow/Wendt.. 01/06/2025


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