SOUTHCENTRAL AND SOUTHWEST ALASKA FORECAST DISCUSSION NATIONAL WEATHER SERVICE ANCHORAGE AK 500 AM AKDT FRI OCT 4 2013 .ANALYSIS AND UPPER LEVELS… PRESSURES AT THE CENTER OF THE WESTERN GULF SURFACE LOW CONTINUE TO LEVEL AS DYNAMIC SUPPORT HAS ONCE AGAIN RUN OUT. THE UPPER TROUGH EASES SLOWLY EASTWARD IN THE GULF WITH THE REMAINING SURFACE LOW AMALGAMATING INTO A BROAD COMPLEX CENTER UNDER THE UPPER LOW. WIND SPEEDS IN THE JET STREAK DOWNSTREAM OF THE LONG-WAVE APPROACH 140 KT. ENTERING THE BACKSIDE OF THE TROUGH…A WEAKER JET STREAK CONTINUES PUSHING THE PROGRESSIVE PATTERN. RAIN SHOWERS PERSIST IN THE GULF… ALTHOUGH THE FRONT IS RAPIDLY WEAKENING EARLY THIS MORNING. YESTERDAY`S … Continue reading National Weather Service