Dec 10, 2021 0830 UTC Day 3 Severe Thunderstorm Outlook
Updated: Fri Dec 10 06:49:49 UTC 2021 (20211210 0830Z Day 3 shapefile | 20211210 0830Z Day 3 KML)
Probabilistic to Categorical Outlook Conversion Table
Categorical Graphic
20211210 0830 UTC Day 3 Outlook Graphic
Day 3 Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
Probabilistic Graphic
20211210 0830 UTC Day Probabilitic Graphic
Probability of severe weather within 25 miles of a point.
Hatched Area: 10% or greater probability of significant severe within 25 miles of a point.
Day 3 Prob. Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
   SPC AC 100649

   Day 3 Convective Outlook  
   NWS Storm Prediction Center Norman OK
   1249 AM CST Fri Dec 10 2021

   Valid 121200Z - 131200Z

   ...NO SEVERE THUNDERSTORM AREAS FORECAST...

   ...SUMMARY...
   Thunderstorm development will be possible on Sunday in south Florida
   and from Sunday into Sunday night along parts of the West Coast, but
   no severe threat is expected.

   ...DISCUSSION...
   An upper-level trough will move quickly eastward into the western
   Atlantic on Sunday as a cold front advances southward to the
   northern Florida Peninsula. Isolated thunderstorms will be possible
   in a moist airmass across south Florida Sunday afternoon. Lightning
   strikes will also be possible along parts of the West Coast Sunday
   and Sunday night as an upper-level trough approaches. No severe
   weather is expected in the continental United States Sunday and
   Sunday night.

   ..Broyles.. 12/10/2021

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   NOTE: THE NEXT DAY 3 OUTLOOK IS SCHEDULED BY 0830Z