Severe Thunderstorm Warning 37, NWS Houston/Galveston, TX

SOUTHEAST TEXAS FORECAST DISCUSSION ...MORE ON SECOND PAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
245 AM CDT FRI APR 11 1997
...VERY DANGEROUS FLOODING SITUTATION UNDERWAY...

MCS THAT MOVED INTO THE SW ZONES SHOULD SLOW IN ITS NORTHEASTWARD
MOVEMENT AND BEGIN TO TURN MORE EAST AFTER 3 AM.  LOW LEVEL/MESOSCALE
FEATURES INDICATING THAT SIGNIFICANT TRAINING WILL BE A PROBLEM
THROUGH 12Z.  AND TO TOP IT ALL OFF IT APPEARS FROM WATER VAPOR THAT
OUTFLOW JET BECOMING PRONOUNCED ON THE WEST SIDE OF THE COMPLEX
HELPING IN THE ORGANIZATION.  RADAR ALREADY INDICATING STORM TOTAL
RAINFALL ACCUMULATIONS OF AROUND 5 INCHES NEAR EL CAMPO AND 9 TO 10
INCHES NEAR HALLETSVILLE! (SOME OF THE PRECIP OVER THESE AREAS MAY BE
GETTING SOME HAIL CONTAMINATION...ALTHOUGH SO FAR NO GROUNDTRUTH BACK
OF HAIL WITH THESE STORMS.)  ALSO OF NOTE THE VERY STRONG MESO ALONG
THE SLOW MOVING PSEUDO WARM FRONT OVER WATER.  AT THIS RATE NOT ONLY
WILL WE HAVE FLOODING PROBLEMS BUT SEVERE AS WELL.  WILL NEED TO
EXPAND FFA A LITTLE FURTHER NORTH AND MUCH FURTHER EAST AND ADD
MENTION OF SEVERE FOR A LARGE PART OF THE AREA...ALTHOUGH THE SPEED
SHEAR IS NOT TREMENDOUS THE TURNING IS IMPRESSIVE AND THE CAPE IS
RATHER APPARENT BY LOOKING AT THE REFLECTIVITY MAXIMA ALOFT A NUMBER
OF STORMS DEVELOPING STRONG MESOS OVER THE SW ZONES.

LATEST 3HR PRECIP ESTIMATES RUNNING IN EXCESS OF 7 INCHES.
...........................................................
245 AM
COMPLEX MOVING SLOWLY NORTH WITH DEVELOPMENT ALONG THE EASTERN FLANK.
WILL RUN FFA SOUTH OF A BRENHAM TO CONROE TO LIBERTY LINE.
ON DOWN THE ROAD AFTER THIS FIRST COMPLEX SHIFTS EAST THIS MORNING IT
LOOKS AS THOUGH UPPER SUPPORT REMAINS FAVORABLE FOR ANOTHER ROUND OF
THUNDERSTORMS THIS AFTERNOON SOME SEVERE AND LOCALLY HEAVY RAIN
POSSIBLE. THE FRONT WILL BE SWEEPING THE AREA OUT AND PRODUCING GUSTS
NEAR GALE OVER THE NEARSHORE WATERS AROUND 01Z.  MAY BECOME PARTLY
CLUODY BY SATURDAY AFTERNOON.

CURSORY LOOK AT NUMBERS FOLLOWS

CLL 78/47/62/46  5200
IAH 79/51/64/46  7300
GLS 77/59/66/56  8500