Nov 16, 2021 2000 UTC Day 1 Convective Outlook
Updated: Tue Nov 16 19:26:36 UTC 2021 (20211116 2000Z Day 1 shapefile | 20211116 2000Z Day 1 KML)
Probabilistic to Categorical Outlook Conversion Table
Categorical Graphic
20211116 2000 UTC Day 1 Outlook Graphic
Day 1 Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
Probabilistic Tornado Graphic
20211116 2000 UTC Day 1 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 1 Tornado Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
Probabilistic Damaging Wind Graphic
20211116 2000 UTC Day 1 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 1 Wind Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
Probabilistic Large Hail Graphic
20211116 2000 UTC Day 1 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 1 Hail Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast
   SPC AC 161926

   Day 1 Convective Outlook  
   NWS Storm Prediction Center Norman OK
   0126 PM CST Tue Nov 16 2021

   Valid 162000Z - 171200Z

   ...NO THUNDERSTORM AREAS FORECAST...

   ...SUMMARY...
   Thunderstorms are unlikely across the contiguous United States
   today.

   ...Discussion...
   No changes to the existing outlook are required at this time. 
   Appreciable lightning activity is not anticipated through the
   period.

   ..Goss.. 11/16/2021

   .PREV DISCUSSION... /ISSUED 1023 AM CST Tue Nov 16 2021/

   Dry and stable conditions will prevail over most of the CONUS today.
   An isolated lightning strike or two is possible this afternoon over
   parts of WA/ID, and tonight over parts of MI along an advancing cold
   front.  However, coverage of these thunderstorms are expected to
   remain below 10%.

   CLICK TO GET WUUS01 PTSDY1 PRODUCT

   NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0100Z