From owner-wx-tropl@LISTSERV.ILLINOIS.EDU Mon Dec 13 02:34:55 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 oBCIYsb2029774 for ; Mon, 13 Dec 2010 02:34:55 +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 oBC6tj6W027712; Sun, 12 Dec 2010 12:34:42 -0600 (CST) Received: by LISTSERV.ILLINOIS.EDU (LISTSERV-TCP/IP release 14.5) with spool id 4741176 for WX-TROPL@LISTSERV.ILLINOIS.EDU; Sun, 12 Dec 2010 12:34:42 -0600 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 oBCIYgWS002326 for ; Sun, 12 Dec 2010 12:34:42 -0600 (CST) 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 oBCIYZZe024419 for ; Sun, 12 Dec 2010 12:34:41 -0600 (CST) Received: by weather3.admin.niu.edu (Postfix, from userid 501) id 897BB3FE0855; Sun, 12 Dec 2010 12:34:35 -0600 (CST) X-Proofpoint-Spam-Reason: safe Message-ID: <20101212183435.897BB3FE0855@weather3.admin.niu.edu> Date: Sun, 12 Dec 2010 12:34:35 -0600 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 643 ATHW40 PHFO 121834 SIMHI HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI 1830 UTC SUN DEC 12 2010 BASED ON DATA THROUGH 1800 UTC DECEMBER 12 2010 TWO MAJOR CLOUD FEATURES ARE IMMEDIATELY NOTICEABLE WITHIN THE CENTRAL NORTH PACIFIC BASIN THIS MORNING. THE FIRST FEATURE IS AN AREA OF OVERCAST LAYERED CLOUDS EAST OF A LINE FROM 33N140W TO 20N151W TO 10N156W. THE SECOND FEATURE IS ALSO AN AREA OF OVERCAST LAYERED CLOUDS...BUT NORTH OF A LINE FROM 21N180W TO 33N160W...AND SOUTH OF A LINE FROM 33N160W TO 42N180W. BOTH FEATURES MARK FRONTAL BOUNDARIES EAST AND WEST OF THE MAIN HAWAIIAN ISLANDS...RESPECTIVELY. SMALLER CLOUD FEATURES INCLUDE A RAGGED 90 TO 120 MILE WIDE BAND OF OVERCAST LAYERED CLOUDS WITH EMBEDDED ISOLATED CUMULONIMBUS...CB... NORTH OF A LINE FROM 18N166W TO 13N180W. THE INTERTROPICAL CONVERGENCE ZONE IS MARKED BY A 120 MILE WIDE BAND OF ISOLATED CB NORTH OF A LINE FROM 07N157W TO 05N140W. THIS BAND THINS A BIT AND LOSES THE CB NORTH OF A LINE FROM 07N157W TO 04N170W TO 04N180W. FIRST VISIBLE IMAGERY SHOWS BROKEN LOW CLOUD COVER ACROSS WINDWARD HAWAIIAN WATERS WEST OF MAUI. SCATTERED TO BROKEN LOW CLOUDS ALSO LIE EAST OF THE BIG ISLAND. KAUAI HAS BROKEN LOW CLOUDS ACROSS ITS EASTERN HALF...WHILE OAHU HAS BROKEN LOW CLOUDS ONLY ACROSS THE KOOLAU SUMMITS. SCATTERED TO BROKEN LOW CLOUDS LIE ACROSS THE EASTERN TIP OF MOLOKAI...BUT LANAI AND MAUI APPEAR TO BE FREE OF LOW CLOUDS. SCATTERED TO BROKEN LOW CLOUDS DOT SKIES ACROSS PUNA DISTRICT OF THE BIG ISLAND...LEAVING THE REST OF THAT ISLAND BENEATH CLEAR SKIES. SNOWCAPS ON THE MAUNA LOA AND MAUNA KEA SUMMITS ARE CLEARLY VISIBLE. SATELLITE LOOP SHOWS LOW CLOUDS MOVING ACROSS HAWAIIAN WATERS GENERALLY TOWARD THE WEST AT 10 TO 15 MPH. THERE IS A BIT OF VEERING FROM EAST TO WEST ACROSS THE ISLANDS. $$ POWELL +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 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.