From owner-wx-tropl@LISTSERV.ILLINOIS.EDU Tue Oct 5 20:48:13 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 o95CmCuX001751 for ; Tue, 5 Oct 2010 20:48:12 +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 o955Fgdb025335; Tue, 5 Oct 2010 07:47:58 -0500 (CDT) Received: by LISTSERV.ILLINOIS.EDU (LISTSERV-TCP/IP release 14.5) with spool id 3748360 for WX-TROPL@LISTSERV.ILLINOIS.EDU; Tue, 5 Oct 2010 07:47:57 -0500 Received: from relay04.cites.uiuc.edu (relay04.cites.uiuc.edu [128.174.196.5]) by vacuum.cso.uiuc.edu (8.14.2/8.14.2) with ESMTP id o95Clvj1000848 for ; Tue, 5 Oct 2010 07:47:57 -0500 (CDT) Received: from weather3.admin.niu.edu (weather3.admin.niu.edu [131.156.8.48]) by relay04.cites.uiuc.edu (8.14.4/8.14.2) with ESMTP id o95Clpuh023921 for ; Tue, 5 Oct 2010 07:47:57 -0500 (CDT) Received: by weather3.admin.niu.edu (Postfix, from userid 501) id 2661E405016A; Tue, 5 Oct 2010 07:47:51 -0500 (CDT) X-Proofpoint-Spam-Reason: safe Message-ID: <20101005124751.2661E405016A@weather3.admin.niu.edu> Date: Tue, 5 Oct 2010 07:47:51 -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 235 ATHW40 PHFO 051247 CCA SIMHI HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE CORRECTED NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI 1230 UTC TUE OCT 05 2010 BASED ON DATA THROUGH 1200 UTC OCTOBER 05 2010 WATER VAPOR IMAGERY SHOWS AN UPPER LEVEL LOW ABOUT 800 MILES WEST OF KAUAI MOVING WEST AT 20 MPH. A BROAD UPPER LEVEL HIGH IS CENTERED NEAR 28N151W NORTHEAST OF THE MAIN HAWAIIAN ISLANDS AND IS BUILDING WESTWARD OVER THE STATE EARLY THIS MORNING. THIS IS RESULTING IN STRONG SUBSIDENCE AND STABLE CONDITIONS OVER AND EAST OF THE STATE THAT IS CAPPING THE LOW CLOUDS AROUND 8 KFT. AT THE SURFACE...A STRONG SURFACE HIGH CENTERED NEAR 41N131W HAS AN ASSOCIATED RIDGE EXTENDING TO 26N159W. NEARLY PARALLEL AND TO THE WEST OF THE RIDGE AXIS IS A COLD FRONT WHICH IS TRACKING EASTWARD. THE SOUTHERN FRINGE OF AN ASSOCIATED OVERCAST CLOUD BAND GOES FROM 45N143W TO 30N168W TO 27N174E AND IS AROUND 175 MILES IN WIDTH. THE COMBINATION OF THE STRONG HIGH FAR TO THE NORTHEAST AND THE APPROACHING SYSTEM IS RESULTING IN FRESH EASTERLY WINDS OVER THE MOST OF THE MAIN HAWAIIAN ISLANDS THIS MORNING. A WEAK TROUGH WITH AN AXIS FROM 19N158W TO 10N141W IS TRAVELLING TO THE WEST AT 15 TO 20 MPH. ASSOCIATED WITH THIS TROUGH...BROKEN CUMULUS CLOUDS AND NUMEROUS SHOWERS ARE MOVING ONTO THE EASTERN PORTION OF THE BIG ISLAND FROM THE EAST-SOUTHEAST. FURTHER SOUTHEAST ALONG THIS TROUGH AXIS...EMBEDDED TOWERING CUMULUS CLOUDS ARE PRESENT WITHIN THESE LOWER CLOUDS AND CUMULONIMBUS WITH TOPS TO 45 KFT IN HEIGHT ARE PRESENT AT THE BASE OF THE TROUGH NEAR 11N144W. OVER THE SMALLER MAIN ISLANDS...BROKEN CUMULUS AND STRATOCUMULUS CLOUDS COVER WINDWARD AND MAUKA PORTIONS OF THE BIG ISLAND THROUGH OAHU ALONG WITH SCATTERED SHOWERS TRAVELING TO THE WEST-NORTHWEST BETWEEN 15 TO 20 MPH. KAUAI HAS SCATTERED CLOUDS WITH ISOLATED SHOWERS. FAR TO THE SOUTH OF THE STATE...THUNDERSTORM ACTIVITY HAS INCREASED OVER THE LAST SIX HOURS IN THE ITCZ. MOST OF THESE STORMS ARE CURRENTLY BETWEEN 07N TO 11N AND 150W TO 170W. $$ 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.