Severe Thunderstorm Warning 143, NWS Houston/Galveston, TX

SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON TX
804 PM CDT WED MAY 31 1995

LATEST SFC ANALYSES AND ADAP DATA SHOWED MOST UNSTABLE ARMS FM AND
NORTH OF A LINE FM CLL TO IAH TO BPT.  TSTMS AT 00Z WERE BEGINNING TO
FIRE IN AN AREA BETWEEN A THERMAL RDG ALONG THE AFORE MENTIONED LINE
AND THE BEST MOISTURE AXIS INDICATED FM CLL THRU TYR.  AM A BIT
CONCERNED ABOUT THE OUTFLOW BOUNDARY PRODUCED BY STORMS WNW OF CLL
INTERACTING WITH THIS AREA.  TSTMS APPEAR TO BEGIN A FEW MILES N OF
IAH AND XTD NE TO JUST SO OF LFK...WITH SOME BACK BUILDING HINTED AT.
WITH THE DAYTIME HEATING OVR WITH...MESO-SCALE LIFT MAY BE ENUF FOR
STG OR SVR TSTMS AND HVY PCPN.  HOWEVER...INFLOW WNDS ARE LGT UNDER
10 KTS.  THERMODYNAMICALLY...CRP 00Z SOUNDING SHOWING CAPES NR 3050
AND 0-3 KM HELICITY AROUND 130.  ADAP LI/S NR -12 AT 00Z ALSO.  WL
MENTION POSSIBILITY OF HVY RAIN AND WL UP THE POPS TO 50 PERCENT FOR
NRN AND NERN ZONES.
...40...