From owner-wx-tropl@LISTSERV.ILLINOIS.EDU Sat Sep 18 02:30:41 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 o8HIUeof008239 for ; Sat, 18 Sep 2010 02:30:41 +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 o8HAi98u012213; Fri, 17 Sep 2010 13:30:24 -0500 (CDT) Received: by LISTSERV.ILLINOIS.EDU (LISTSERV-TCP/IP release 14.5) with spool id 3449343 for WX-TROPL@LISTSERV.ILLINOIS.EDU; Fri, 17 Sep 2010 13:30:24 -0500 Received: from relay02.cites.uiuc.edu (relay02.cites.uiuc.edu [128.174.196.4]) by vacuum.cso.uiuc.edu (8.14.2/8.14.2) with ESMTP id o8HIUNhL028747 for ; Fri, 17 Sep 2010 13:30:23 -0500 (CDT) Received: from weather3.admin.niu.edu (weather3.admin.niu.edu [131.156.8.48]) by relay02.cites.uiuc.edu (8.14.4/8.14.2) with ESMTP id o8HIUGYn008207 for ; Fri, 17 Sep 2010 13:30:23 -0500 (CDT) Received: by weather3.admin.niu.edu (Postfix, from userid 501) id A1046405001E; Fri, 17 Sep 2010 13:30:16 -0500 (CDT) X-Spam-Score: 0 X-Spam-Details: rule=no-quarantine_notspam policy=no-quarantine score=0 spamscore=0 ipscore=0 phishscore=0 bulkscore=0 adultscore=99 classifier=spam adjust=0 reason=mlx engine=5.0.0-1005130000 definitions=main-1009170118 X-Spam-OrigSender: ldm@weather3.admin.niu.edu X-Spam-Bar: Message-ID: <20100917183016.A1046405001E@weather3.admin.niu.edu> Date: Fri, 17 Sep 2010 13:30:16 -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 502 ATHW40 PHFO 171830 SIMHI HAWAIIAN ISLANDS SATELLITE INTERPRETATION MESSAGE NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI 1830 UTC FRI SEP 17 2010 BASED ON DATA THROUGH 1800 UTC SEPTEMBER 17 2010 HIGH PRESSURE CENTERED 400 MILES NORTH OF THE STATE IS PROVIDING TRADE WINDS ACROSS THE CENTRAL PACIFIC FROM THE EQUATOR TO 26N. LOW CLOUDS ARE MOVING ALONG WITH THE TRADES BETWEEN 10 TO 20 MPH. SCATTERED TO BROKEN LOW STRATOCUMULUS ARE LOCATED BETWEEN 10N AND 23N FROM 140W TO 170W. NORTH OF 23N TO 30N SKIES ARE MOSTLY CLEAR WITH A HIGH PRESSURE RIDGE RUNNING ALONG 28N PRODUCING THE CLEARER SKIES. BROKEN TO OVERCAST LOW CLOUDS COVER MOST OF KAUAI AND OAHU THIS MORNING. VISIBLE SATELLITE IMAGES SHOW MOUNTAIN WAVE CLOUDS FORMING LEE OF THE KOOLAU AND KAUAI MTS. THE WAVELENGTH OF THESE TRANSVERSE WAVES IS APPROXIMATELY 2 MILES AND THEY EXTEND 10 MILES FROM THE MOUNTAINS. MAUI COUNTY AND THE BIG ISLAND HAVE MOSTLY CLEAR SKIES THIS MORNING WITH THE EXCEPTION OF THE HANA COAST...CAPE KUMUKAHI...AND THE LOWER SLOPES ABOVE HILO WHICH ALL HAVE OVERCAST CLOUD COVER. WATER VAPOR IMAGERY SHOWS AN UPPER LEVEL LOW SPINNING NEAR 20N AND JUST WEST OF THE DATELINE. THE UPPER LOW IS ADVECTING MOISTURE UP FROM THE SOUTH ALONG THE EAST SIDE OF ITS CIRCULATION. THE MOISTURE AND INSTABILITY PROVIDED BY THE LOW ARE PRODUCING OVERCAST MID AND UPPER LEVEL LAYERED CLOUDS. FAR SOUTH OF THE ISLANDS WITHIN THE INTERTROPICAL CONVERGENCE ZONE...SCATTERED THUNDERSTORMS ARE FORMING BETWEEN 5N AND 13N. WITHIN THE SAME AREA...UNORGANIZED CONVECTION IS ASSOCIATED WITH A WEAK SURFACE FEATURE NEAR 11N 144W. CLOUD TOP HEIGHTS ARE REACHING AS HIGH AS 52 THOUSAND FEET IN THESE THUNDERSTORMS. $$ MORRISON +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ 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.