Nov 28, 2015 1300 UTC Day 1 Convective Outlook
Updated: Sat Nov 28 12:37:01 UTC 2015 (20151128 1300Z Day 1 shapefile | 20151128 1300Z Day 1 KML)
Probabilistic to Categorical Outlook Conversion Table
Categorical Graphic
20151128 1300 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
20151128 1300 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
20151128 1300 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
20151128 1300 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 281237

   DAY 1 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0637 AM CST SAT NOV 28 2015

   VALID 281300Z - 291200Z

   ...NO TSTM AREAS FORECAST...

   ...SUMMARY...
   SUSTAINED THUNDERSTORMS ARE NOT EXPECTED ACROSS THE CONTIGUOUS
   UNITED STATES THROUGH SUNDAY MORNING.

   ...SYNOPSIS...
   LITTLE CHANGE IS EXPECTED IN THE LARGER-SCALE PATTERN TODAY AS A
   BROAD CLOSED LOW ALOFT PERSISTS OVER THE GREAT BASIN...AND A SURFACE
   FRONT DRIFTS SEWD AND SLOWLY WEAKENS WITH TIME FROM THE MID SOUTH TO
   THE TX COAST.  A BAND OF PRECIPITATION WILL LIKEWISE PERSIST FROM
   THE SRN PLAINS TO THE MS VALLEY.  HOWEVER...BUOYANCY HAS BECOME
   QUITE MARGINAL ABOVE THE FRONTAL SURFACE AS A RESULT OF WIDESPREAD
   RAINFALL AND THE LACK OF A STEEPER LAPSE RATE SOURCE REGION.  THOUGH
   VERY ISOLATED LIGHTNING STRIKES COULD OCCUR LATE TONIGHT ACROSS SW
   TX...THE OVERALL RISK FOR ELEVATED THUNDERSTORMS APPEARS TO BE TOO
   LIMITED TO WARRANT A THUNDERSTORM OUTLOOK AREA.

   ..THOMPSON/LEITMAN.. 11/28/2015

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   NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 1630Z