SOUTHEAST TEXAS FORECAST DISCUSSION
NWS HOUSTON/GALVESTON TX
AFDHOU 845 PM CDT SAT MAY 12 2001
KHGX SHOWS A LINE OF THUNDERSTORMS FROM DEVERS TO BRENHAM...WITH
ADDITIONAL STORMS TO THE NORTHWEST NEAR COLLEGE STATION. THE MAIN
UPDATE ISSUES ARE POPS...FOG DEVELOPMENT LATE TONIGHT...AND TEMPS.
RECENT 20KM/40KM RUC AND 0121Z ACARS SOUNDINGS STILL SHOW
SIGNIFICANT INSTABILITY (CAPE 1000-1800 J/KG) AND LITTLE OR NO CAP
AHEAD OF THE LINE. MEANWHILE...KHGX SHOWS OUTFLOWS CONTINUING TO
REGENERATE CONVECTION WITHIN/AHEAD OF THE LINE. WILL INCREASE POPS
FOR MOST AREAS AND CHANGE EVENING WORDING TO TAPERING OFF AROUND
MIDNIGHT. WILL KEEP MENTION OF TOWARD MORNING RAIN AT THE COAST.
MODEL TIME SECTIONS...FWC/MAV GUIDANCE...AND CLEARING SKIES/LIGHT
WINDS AFTER RAIN INDICATE AT LEAST SOME FOG...SO WILL CHANGE INLAND
CLOUD WORDING TO CLEARING LATE WITH PATCHY FOG. FINALLY...TEMPS LOOK
ON TRACK WITH GUIDANCE AND PREVIOUS NIGHTS...BUT WILL INCREASE THE
CLL GROUP A FEW DEGREES PER PERSISTENCE.
.HGX...NONE.
31/35/WT
UPDATE PRELIMS...
CLL EB 065/086 063/087 410 HIGHER POPS/TEMPS TONIGHT
IAH BB 064/086 064/086 62- HIGHER POPS TONIGHT
GLS BB 071/082 071/082 621 HIGHER POPS TONIGHT