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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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Friday, February 14, 2025

SPC Feb 14, 2025 1300 UTC Day 1 Convective Outlook

LIVE MAP (ABOVE) ... SPC 1300Z Day 1 Outlook


Day 1 Convective Outlook
NWS Storm Prediction Center Norman OK
0648 AM CST Fri Feb 14 2025

Valid 141300Z - 151200Z

...NO SEVERE THUNDERSTORM AREAS FORECAST...

...SUMMARY...
Severe thunderstorms are unlikely today and tonight.

...Synopsis and Discussion...
A large-scale upper trough over the western CONUS will further
amplify today as it moves over the Southwest and southern/central
Rockies. In association with this feature and related cold mid-level
temperatures, isolated thunderstorms appear possible across parts of
the southern Great Basin and Four Corners vicinity. But, overall
coverage/intensity of this convection should be limited by meager
low-level moisture.

As a surface low eventually consolidates from the central into
southern High Plains through tonight, low-level moisture will
continue to stream northward across parts of TX and the lower MS
Valley. Even though mid-level lapse rates are expected to remain
modest, around 500-1000 J/kg of MUCAPE should eventually develop
over these areas late this evening into the overnight hours.
Large-scale ascent with the upper trough should generally remain to
the west of this developing warm sector. But, strong low-level warm
advection and related lift should encourage showers and
thunderstorms to develop, especially after 06Z across portions of
the Ozarks/Mid-South. Some of these elevated thunderstorms could
produce hail, but this should generally remain sub-severe given the
marginal thermodynamic environment forecast.

..Gleason/Broyles.. 02/14/2025


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