SPC Dec 1, 2024 1930 UTC Day 3 Severe Thunderstorm Outlook
[html]SPC 1930Z Day 3 Outlook
Day 3 Convective Outlook
NWS Storm Prediction Center Norman OK
0106 PM CST Sun Dec 01 2024
Valid 031200Z - 041200Z
...NO SEVERE THUNDERSTORM AREAS FORECAST...
...SUMMARY...
Isolated thunderstorms are possible along the Texas Coast. No severe
thunderstorms are expected.
...Synopsis...
Upper troughing is forecast to cover the eastern CONUS early Tuesday
morning, with an embedded shortwave trough progressing through the
Mid-Atlantic States. Mean upper troughing is expected to continue
gradually eastward throughout the day, while another shortwave
trough drops southeastward through the Canadian Prairies and into
the northern Plains/Upper Midwest late Tuesday/early Wednesday.
At the surface, ridging associated with a dry, continental airmass
is forecast to gradually shift eastward from the Mid MS Valley into
the central Appalachians. Presence of this ridging and associated
dry airmass will help to maintain stable conditions across the
majority of the eastern CONUS. The only exception is along the TX
coast. Here, easterly low-level trajectories around the surface
ridging will moisten the low-levels while larger scale mass response
ahead of the shortwave trough entering the northern Plains increases
the low to mid-level southerly flow. Resulting warm-air advection
could be enough for isolated thunderstorms along the TX coast,
beginning across south TX early Tuesday before gradually shifting
northward throughout the period.
..Mosier.. 12/01/2024
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Source: SPC Dec 1, 2024 1930 UTC Day 3 Severe Thunderstorm Outlook (http://ht**://www.spc.noaa.gov/products/outlook/day3otlk_1930.html)