From owner-wx-tropl@LISTSERV.ILLINOIS.EDU Sat Oct 2 02:34:22 2010 Received: from vacuum.cso.uiuc.edu (vacuum.cso.uiuc.edu [128.174.5.113]) by cozumel.ust.hk (8.13.8/8.13.8) with ESMTP id o91IYK4F012831 for ; Sat, 2 Oct 2010 02:34:21 +0800 Received: from vacuum.cso.uiuc.edu (vacuum.cso.uiuc.edu [128.174.5.113]) by vacuum.cso.uiuc.edu (8.14.2/8.14.2) with ESMTP id o9130cNP025335; Fri, 1 Oct 2010 13:34:02 -0500 (CDT) Received: by LISTSERV.ILLINOIS.EDU (LISTSERV-TCP/IP release 14.5) with spool id 3697024 for WX-TROPL@LISTSERV.ILLINOIS.EDU; Fri, 1 Oct 2010 13:34:02 -0500 Received: from relay07.cites.uiuc.edu (relay07.cites.uiuc.edu [128.174.4.73]) by vacuum.cso.uiuc.edu (8.14.2/8.14.2) with ESMTP id o91IY2sZ029896 for ; Fri, 1 Oct 2010 13:34:02 -0500 (CDT) Received: from weather3.admin.niu.edu (weather3.admin.niu.edu [131.156.8.48]) by relay07.cites.uiuc.edu (8.14.4/8.14.2) with ESMTP id o91IXtPK001896 for ; Fri, 1 Oct 2010 13:34:01 -0500 (CDT) Received: by weather3.admin.niu.edu (Postfix, from userid 501) id 8D5A24050032; Fri, 1 Oct 2010 13:33:55 -0500 (CDT) X-Proofpoint-Spam-Reason: safe Message-ID: <20101001183355.8D5A24050032@weather3.admin.niu.edu> Date: Fri, 1 Oct 2010 13:33:55 -0500 Reply-To: wxmaster@COX.NET Sender: WX-TROPL Tropical Storm and Hurricane WX products From: LDM Weather Subject: Central Pacific: Satellite Interpretation Message To: WX-TROPL@LISTSERV.ILLINOIS.EDU Precedence: list 135 ATHW40 PHFO 011833 SIMHI HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI 1830 UTC FRI OCT 01 2010 BASED ON DATA THROUGH 1800 UTC OCTOBER 01 2010 WATER VAPOR IMAGERY SHOWS A FEW DIFFERENT FEATURES IN THE UPPER LEVELS ACROSS THE CENTRAL PACIFIC BASIN THIS MORNING. THE FIRST IS NORTH-NORTHWEST TO SOUTH-SOUTHWEST ORIENTED TROUGH ALOFT JUST TO THE EAST OF THE BIG ISLAND. THIS TROUGH HAS AN AXIS FROM 26N147W TO 21N153W TO 13N156W. A FEW THUNDERSTORMS ARE BEING GENERATED SURROUNDING THE SOUTHERN BASE OF THE TROUGH MOSTLY CONCENTRATED BETWEEN 10N TO 15N AND 149W TO 164W. A WEAK UPPER RIDGE IS PRESENT 400 MILES TO THE WEST OF KAUAI AND BOTH FEATURES ARE NEARLY STATIONARY. FURTHER TO THE WEST LIES ANOTHER UPPER LOW WITH A CENTER NEAR 23N179E. SCATTERED MID AND HIGH LEVEL CLOUDS ARE ASSOCIATED WITH THIS SYSTEM ACROSS THE NORTHERN FLANK OF THE LOW BOUNDED BETWEEN 24N TO 30N AND 172W TO 178E. AT THE SURFACE...A SLOW MOVING WEAK SURFACE TROUGH IN THE AREA CONTINUES TO INDUCE BROKEN...OCCASIONALLY OVERCAST...LOW STRATUS CLOUDS AND SCATTERED LIGHT AND RADAR IS TRACKING MODERATE SHOWERS ACROSS THE MAIN HAWAIIAN ISLANDS AND ADJACENT WATERS. THE SURFACE TROUGH HAS A NORTH TO SOUTH AXIS FROM 19N158W TO 24N158W. CLOUDS AND SHOWERS ARE MOVING TOWARDS THE WEST-SOUTHWEST ON THE WEST SIDE OF THIS AXIS NEAR 10 TO 15 MPH WHILE SHOWERS EAST OF THE AXIS ARE NEARLY STATIONARY OR MOVING TO THE WEST AT 5 MPH. OVER THE MAIN HAWAIIAN ISLANDS...BROKEN STRATUS CLOUDS COVER MOST OF THE INTERIOR WITH SOME BREAKS ALONG THE SOUTHERN COAST NEAR LIHUE. OAHU IS COVERED IN BROKEN TO OVERCAST CLOUDS WITH THE EXCEPTION OF A FEW BREAKS ACROSS METRO HONOLULU THROUGH MAKAPUU. MOLOKAI HAS OVERCAST CLOUDS OVER THE WHOLE ISLAND. LANAI HAS BROKEN TO OVERCAST CLOUDS OVER THE NORTHERN HALF OF THE ISLAND WITH SMALL BREAKS OVER THE SOUTHERN HALF. WEST MAUI IS COVERED WITH LOW CLOUDS WHILE HALEAKALA AND EASTERN WINDWARD SLOPES ARE MOSTLY SUNNY. THE BIG ISLAND HAS OVERCAST CLOUDS OVER KONA...KOHALA...PUNA AND SOUTH HILO DISTRICTS UP TO 9 THOUSAND FEET. THE REST OF THE ISLAND IS MOSTLY SUNNY. A WEAK FRONT IS MORE THAN 300 MILES NORTH OF KAUAI IS SLOWLY MOVING TOWARD THE SOUTH AND SOUTHEAST. MOST OF THE CLOUDS ASSOCIATED WITH THE SYSTEM ARE CURRENTLY NORTH OF A LINE FROM 36N137W TO 28N152W TO 25N171W. THE LOW CLOUDS AT THE LEADING EDGE OF THE BOUNDARY ARE BECOMING MORE DIFFUSE WITH TIME. FAR SOUTH OF HAWAII IN THE ITCZ...A LARGE AREA OF MODERATE TO STRONG THUNDERSTORMS IS BOUNDED BETWEEN 04N TO 11N AND 170W TO 180E. SOME CELLS ARE CLIMBING TO OVER 52 THOUSAND FEET IN THIS AREA. THE REST OF ITCZ CONSISTS OF ISOLATED THUNDERSTORMS MAINLY CONCENTRATED BETWEEN 09N TO 13N. $$ FOSTER +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ To unsubscribe from WX-TROPL send e-mail to LISTSERV@LISTSERV.ILLINOIS.EDU with "unsub wx-tropl" in the body of your message. For help with WX-TROPL write to cnovy@cox.net. For more information on tropical weather products, see the NHC Homepage at http://www.nhc.noaa.gov.