SPC AC 250812
Day 3 Convective Outlook
NWS Storm Prediction Center Norman OK
0212 AM CST Sun Feb 25 2018
Valid 271200Z - 281200Z
...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF
TEXAS...NORTHWEST LOUISIANA AND FAR SOUTHWEST ARKANSAS...
Thunderstorms accompanied by hail will be possible across parts of
central and east Texas into southern Oklahoma and northwest
Louisiana on Tuesday.
...Central and East Texas/Northwest Louisiana...
An upper-level ridge is forecast to be in place across the eastern
U.S. on Tuesday as southwest mid-level flow remains over the
southern Plains. This pattern will result in strong moisture
advection from central Texas into the lower Mississippi Valley.
Scattered thunderstorm development will be possible along the
northern edge of the warm sector from a low-level jet in central
Texas eastward into western Louisiana and northward into southern
Oklahoma. Forecast soundings in this area at 21Z on Tuesday show
steep mid-level lapse rates, cold temperatures aloft, some
instability and strong effective shear suggesting marginally severe
hail will be possible with elevated thunderstorms during the mid to
NOTE: THE NEXT DAY 3 OUTLOOK IS SCHEDULED BY 0830Z