Apr 19, 2024 0600 UTC Day 2 Convective Outlook
Updated: Fri Apr 19 07:41:49 UTC 2024 (20240419 0600Z Day 2 shapefile | 20240419 0600Z Day 2 KML)
Probabilistic to Categorical Outlook Conversion Table
Categorical Graphic
20240419 0600 UTC Day 2 Outlook Graphic
Day 2 Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
MARGINAL 41,409 9,082,699 Houston, TX...San Antonio, TX...Austin, TX...Pasadena, TX...Sugar Land, TX...
Probabilistic Tornado Graphic
20240419 0600 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
20240419 0600 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
5 % 41,565 9,136,752 Houston, TX...San Antonio, TX...Austin, TX...Pasadena, TX...Sugar Land, TX...
Probabilistic Large Hail Graphic
20240419 0600 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
5 % 41,340 9,073,823 Houston, TX...San Antonio, TX...Austin, TX...Pasadena, TX...Sugar Land, TX...
   SPC AC 190741

   Day 2 Convective Outlook CORR 1
   NWS Storm Prediction Center Norman OK
   0241 AM CDT Fri Apr 19 2024

   Valid 201200Z - 211200Z

   ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF
   SOUTH-CENTRAL AND SOUTHEAST TEXAS...

   CORRECTED FOR REVERSED THUNDER LINES

   ...SUMMARY...
   Marginally severe storms capable of strong wind gusts and hail will
   be possible on Saturday across parts of south-central and southeast
   Texas.

   ...South-central and Southeast Texas...
   A shortwave trough will move toward the southern Plains on Saturday,
   as zonal flow remains in place across much of the Gulf Coast region.
   At the surface, a quasi-stationary front is forecast to be located
   across south-central and southeast Texas. South of this boundary, a
   moist airmass will be in place with surface dewpoints in the 60s F.
   Surface heating will result in destabilization across this airmass
   during the day. As instability peaks during the afternoon, and as
   low-level convergence increases along and near the front, scattered
   thunderstorm development is expected. ECMWF forecast soundings in
   south-central Texas during the late afternoon suggest that MLCAPE
   will peak near 1200 J/kg, and that 0-6 km shear will be around 40
   knots. This would be favorable for an isolated severe threat. The
   stronger storms could be associated with isolated damaging wind
   gusts and hail. However, limited large-scale ascent and poor lapse
   rates will likely keep any severe threat marginal.

   ..Broyles.. 04/19/2024

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   NOTE: THE NEXT DAY 2 OUTLOOK IS SCHEDULED BY 1730Z