357
FAGX20 KKCI 241830
OFAGX
SYNOPSIS VALID TIL 251900Z
FCST...241900Z-250700Z
OTLK...250700Z-251900Z
.
INTERNATIONAL OPERATIONS BRANCH
AVIATION WEATHER CENTER KANSAS CITY MISSOURI
.
CSTL WATERS FROM COASTLINE OUT TO HOUSTON OCEANIC FIR AND GLFMEX
MIAMI OCEANIC FIR AND W OF 85W. HOUSTON OCEANIC FIR AND MIAMI
OCEANIC FIR.
.
ALL WNDS SFC. TS IMPLY SEV OR GTR TURB SEV ICE LLWS AND IFR
CONDS.
.
01 SYNOPSIS... ...SEE LATEST NHC ADVISORY FOR HELENE...
AT 18Z A WK HI PRESS CONT ACRS THE NERN GLFMEX. HI WL REMAIN
NEARLY STNRY AND PRODUCE FAIR CONDITIONS THRUT THE CNTRL AND ERN
CSTL WTRS AND GLFMEX THRU THE FCST PD. FM BRO-PSX CSTL WTRS AND
THE SWRN HOUSTON FIR WILL HAVE ISOL SHRA/TSRA ASSOCD WITH A WEAK
LO AND TROF. STRENGTHENING TROPICAL STORM HELENE WAS LCTD NR
19.4N/84.5W IS FCST TO MOV N INTO FAR SE PTNS OF THE HOUSTON AND
SRN MIAMI FIRS WEDNESDAY EVENING AND OVRNITE. HELENE IS FCST TO
BE A HURRICANE BY THE TIME IT CROSSES INTO THE SE HOUSTON FIR
WITH A CHANCE OF FURTHER STRENGTHENING TO MAJOR HURRICANE STATUS
BY THURSDAY MORNING IN FAR ERN HOUSTON FIR AND MIAMI FIR WITH
RAPIDLY DETERIORATING CONDS. CONT TO MONITOR THE LATEST NHC
ADVISORIES.
.
02 SIGNIFICANT CLD/WX...
.
CSTL WTRS...
...SEE LATEST NHC ADVISORY FOR HELENE...
BRO-PSX...SCT020 SCT040-050 SCT100. OCNL BKN040 TOP 140.
  ISOL TO WDLY SCT SHRA. ISOL TSRA TIL 02Z. CB TOPS FL420.
  OTLK...VFR SHRA TSRA AFT 11Z.
PSX-GPT...SKC-SCT020. OTLK...VFR.
GPT-AAF...SCT025. ISOL SHRA/TSRA. CB TOPS FL420.
  OTLK...VFR...BECMG MVFR CIG S TO N AFT 12Z. SHRA TSRA.
.
HOUSTON OCEANIC FIR...GLFMEX MIAMI OCEANIC FIR...
...SEE LATEST NHC ADVISORY FOR HELENE...
E 91W...SCT020. OCNL BKN020 TOP ABV FL240 AFT 03Z.
  ISOL SHRA/TSRA. WDLY SCT SHRA/TSRA AFT 03Z. OCNL WND E 20KT.
  OTLK...MVFR CIG SHRA TSRA WND...ISOL IFR CIG RA S 25N.
W 91W...SCT020. ISOL SHRA/TSRA. CB TOPS FL400.
  OTLK...VFR SHRA TSRA.
.
03 ICE AND FRZLVL...
CSTL WTRS...SEE AIRMETS ZULU WAUS42 KKCI AND WAUS44 KKCI.
HOUSTON OCEANIC FIR...GLFMEX MIAMI OCEANIC FIR...NO SGFNT ICE EXP
OUTSIDE CNVTV ACT.
FRZLVL...160-170.
.
04 TURB...
CSTL WTRS...SEE AIRMETS TANGO WAUS42 KKCI AND WAUS44 KKCI.
HOUSTON OCEANIC FIR...GLFMEX MIAMI OCEANIC FIR...NO SGFNT TURB
EXP OUTSIDE CNVTV ACT.
....