SPC Dec 17, 2025 0830 UTC Day 3 Severe Thunderstorm Outlook

SPC Dec 17, 2025 0830 UTC Day 3 Severe Thunderstorm Outlook

SPC 0830Z Day 3 Outlook

Day 3 Outlook Image

Day 3 Convective Outlook  
NWS Storm Prediction Center Norman OK
0221 AM CST Wed Dec 17 2025
Valid 191200Z - 201200Z
...NO SEVERE THUNDERSTORM AREAS FORECAST...
...SUMMARY...
Thunderstorms are expected along the East Coast Friday morning and
in the Pacific Northwest Friday afternoon through Friday night.
...Discussion...
A strong cold front will be moving quickly eastward Friday morning
with a shallow convective band along the front. A few stronger
storms are possible as the front interacts with slightly greater
moisture/instability near the coast. However, it is unclear whether
storms will intensify before they move offshore. The best potential
for a few stronger cells with some gusty winds will be across
southeast Virginia and eastern North Carolina. 
In the wake of this cold front, cool/dry conditions associated with
a surface high will bring dry conditions to much of the eastern
CONUS. A few isolated thunderstorms will be possible in the Pacific
Northwest as temperatures cool aloft.
..Bentley.. 12/17/2025

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