Feb 20, 2015 0100 UTC Day 1 Convective Outlook
Updated: Fri Feb 20 00:29:28 UTC 2015 (20150220 0100Z Day 1 shapefile | 20150220 0100Z Day 1 KML)
Probabilistic to Categorical Outlook Conversion Table
Categorical Graphic
20150220 0100 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
20150220 0100 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
20150220 0100 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
20150220 0100 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 200029

   DAY 1 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0629 PM CST THU FEB 19 2015

   VALID 200100Z - 201200Z

   ...NO TSTM AREAS FORECAST...

   ...SUMMARY...
   THUNDERSTORMS ARE NOT EXPECTED THROUGH EARLY FRIDAY.

   ...SYNOPSIS AND FORECAST...
   EARLY EVENING SURFACE ANALYSES AND 00Z BRO/CRP SOUNDINGS SHOWED A
   NARROW CORRIDOR OF A PARTIALLY MODIFIED CP AIR MASS RETURNING
   POLEWARD FROM THE FAR WRN GULF OF MEXICO INTO SRN TX.  THIS MOISTURE
   IS EVIDENT IN THE VISIBLE SATELLITE IMAGERY WITH THE DETECTION OF
   SOME CONVECTIVE CLOUDS EXTENDING INLAND TO THE SRN AND CENTRAL TX
   COASTAL PLAINS.  A CAP INDICATED IN THE SOUNDINGS ATOP THE
   MOISTENING BOUNDARY LAYER WILL CONTINUE TO PRECLUDE THE DEVELOPMENT
   OF DEEPER CONVECTION FOR TSTMS THIS FORECAST PERIOD.

   ELSEWHERE...TSTMS ARE NOT EXPECTED DUE TO THE PRESENCE OF DRY AND
   STABLE CONDITIONS.

   ..PETERS.. 02/20/2015

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   NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z