Nov 29, 2021 1730 UTC Day 2 Convective Outlook
Updated: Mon Nov 29 17:05:50 UTC 2021 (20211129 1730Z Day 2 shapefile | 20211129 1730Z Day 2 KML)
Probabilistic to Categorical Outlook Conversion Table
Categorical Graphic
20211129 1730 UTC Day 2 Outlook Graphic
Day 2 Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
Probabilistic Tornado Graphic
20211129 1730 UTC Day 2 Tornado Probabilities Graphic
Probability of a tornado within 25 miles of a point.
Hatched Area: 10% or greater probability of EF2 - EF5 tornadoes within 25 miles of a point.
Day 2 Tornado Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
Probabilistic Damaging Wind Graphic
20211129 1730 UTC Day 2 Damaging Wind Probabilities Graphic
Probability of damaging thunderstorm winds or wind gusts of 50 knots or higher within 25 miles of a point.
Hatched Area: 10% of greater probability of wind gusts 65 knots or greater within 25 miles of a point.
Day 2 Wind Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
Probabilistic Large Hail Graphic
20211129 1730 UTC Day 2 Large Hail Probabilities Graphic
Probability of hail 1" or larger within 25 miles of a point.
Hatched Area: 10% or greater probability of hail 2" or larger within 25 miles of a point.
Day 2 Hail Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
   SPC AC 291705

   Day 2 Convective Outlook  
   NWS Storm Prediction Center Norman OK
   1105 AM CST Mon Nov 29 2021

   Valid 301200Z - 011200Z

   ...NO THUNDERSTORM AREAS FORECAST...

   ...SUMMARY...
   The risk of thunderstorms appears negligible across the U.S. Tuesday
   through Tuesday night.

   ...Synopsis...

   A broad swath of northwesterly mid/upper level flow will stretch
   from the Pacific Northwest through the eastern U.S. A series of
   midlevel shortwave troughs will pivot northeast across New England
   and the Canadian Maritimes while another embedded shortwave trough
   tracks from the northern/central Plains to the Midwest by Wednesday
   morning. Surface high pressure will persist over the Southeast,
   though southeasterly low-level flow will allow for at least some
   shallow moisture return across western portions of the Gulf Coast
   vicinity. Onshore flow also will allow for increasing boundary-layer
   moisture across western WA/OR. While some weak destabilization is
   possible amid modest midlevel lapse rates, relatively warm midlevel
   temperatures will preclude thunderstorm activity.

   ..Leitman.. 11/29/2021

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   NOTE: THE NEXT DAY 2 OUTLOOK IS SCHEDULED BY 0700Z