

by postoffice.cso.uiuc.edu (8.8.5/8.8.5) with SMTP id CAA48612;
Tue, 4 Nov 1997 02:35:21 -0600
Received: from POSTOFFICE.CSO.UIUC.EDU by POSTOFFICE.CSO.UIUC.EDU
(LISTSERV-TCP/IP release 1.8b) with spool id 6874183 for
[email-masked]; Tue, 4 Nov 1997 02:34:58 -0600
Received: from delyte.lib.siu.edu (delyte.lib.siu.edu [131.230.73.222]) by
postoffice.cso.uiuc.edu (8.8.5/8.8.5) with ESMTP id CAA32912 for
<[email-masked]>; Tue, 4 Nov 1997 02:34:58 -0600
Received: (from ldm@localhost) by delyte.lib.siu.edu (8.8.7/8.8.7) id CAA06560
for [email-masked]; Tue, 4 Nov 1997 02:34:57 -0600 (CST)
Message-ID: <[email-masked]>
Date:	Tue, 4 Nov 1997 02:34:57 -0600
Reply-To: [email-masked]
Sender: WX-TROPL Tropical Storm and Hurricane WX products <[email-masked]>
From:	SIU Weather Processor <[email-masked]>
Subject:      Pacific-NW: 1. Typhoon Keith (29w) Warning Nr 031
To:	Multiple recipients of list WX-TROPL <[email-masked]>
X-UIDL: 7e8434df5a2f2b819b3ee96c32b8d4b0
Status: U
X-Mozilla-Status: 8001

935
WTPN31 PGTW 040900
1. TYPHOON KEITH (29W) WARNING NR 031
01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
---
WARNING POSITION:
040600Z0 --- 16.5N2 136.2E2
MOVEMENT PAST SIX HOURS - 290 DEGREES AT 09 KTS
POSITION ACCURATE TO WITHIN 030 NM
POSITION BASED ON EYE FIXED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 125 KT, GUSTS 150 KT
RADIUS OF 100 KT WINDS - 020 NM
RADIUS OF 050 KT WINDS - 120 NM NORTH SEMICIRCLE
090 NM ELSEWHERE
RADIUS OF 035 KT WINDS - 240 NM NORTH SEMICIRCLE
180 NM ELSEWHERE
REPEAT POSIT: 16.5N2 136.2E2
---
FORECASTS:
12 HRS, VALID AT:
041800Z3 --- 17.0N8 134.6E4
MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT
RADIUS OF 100 KT WINDS - 020 NM
RADIUS OF 050 KT WINDS - 120 NM NORTH SEMICIRCLE
090 NM ELSEWHERE
RADIUS OF 035 KT WINDS - 240 NM NORTH SEMICIRCLE
180 NM ELSEWHERE
VECTOR TO 24 HR POSIT: 335 DEG/ 06 KTS
---
24 HRS, VALID AT:
050600Z1 --- 18.1N0 134.0E8
MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT
RADIUS OF 100 KT WINDS - 020 NM
RADIUS OF 050 KT WINDS - 100 NM NORTHEAST SEMICIRCLE
080 NM ELSEWHERE
RADIUS OF 035 KT WINDS - 220 NM NORTHEAST SEMICIRCLE
165 NM ELSEWHERE
VECTOR TO 36 HR POSIT: 005 DEG/ 08 KTS
---
36 HRS, VALID AT:
051800Z4 --- 19.6N6 134.1E9
MAX SUSTAINED WINDS - 110 KT, GUSTS 135 KT
RADIUS OF 100 KT WINDS - 020 NM
RADIUS OF 050 KT WINDS - 075 NM EAST SEMICIRCLE
055 NM ELSEWHERE
RADIUS OF 035 KT WINDS - 190 NM EAST SEMICIRCLE
140 NM ELSEWHERE
VECTOR TO 48 HR POSIT: 020 DEG/ 09 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
060600Z2 --- 21.3N6 134.7E5
MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT
RADIUS OF 100 KT WINDS - 020 NM
RADIUS OF 050 KT WINDS - 070 NM EAST SEMICIRCLE
050 NM ELSEWHERE
RADIUS OF 035 KT WINDS - 160 NM EAST SEMICIRCLE
110 NM ELSEWHERE
VECTOR TO 72 HR POSIT: 025 DEG/ 12 KTS
---
72 HRS, VALID AT:
070600Z3 --- 25.5N2 137.0E1
MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT
RADIUS OF 050 KT WINDS - 065 NM EAST SEMICIRCLE
045 NM ELSEWHERE
RADIUS OF 035 KT WINDS - 135 NM EAST SEMICIRCLE
105 NM ELSEWHERE
---
REMARKS:
040900Z3 POSITION 16.6N3  135.8E7
TYPHOON KEITH (29W) IS MOVING WEST-NORTHWESTWARD AT 09
KNOTS. THE WARNING POSITION IS BASED UPON 040530Z2 VISIBLE
SATELLITE IMAGERY. THE SYSTEM CONTINUES TO SLOWLY WEAKEN AND
THE WARNING INTENSITY IS BASED UPON A DVORAK SATELLITE
INTENSITY ESTIMATE OF CI 6.5 (127 KNOTS). THE WIND RADII WERE
ENLARGED DUE TO SEVERAL SHIP REPORTS AND A 040115Z1
SCATTEROMETER PASS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 040600Z0
IS 32 FEET. REFER TO WWPW30 PGFW FOR ADDITIONAL SEA HEIGHT
INFORMATION. NEXT WARNINGS AT 041500Z0 (DTG 041351Z4), 042100Z7
(DTG 041951Z0), 050300Z8 (DTG 050151Z2) AND 050900Z4 (DTG
050751Z8).//

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
To unsubscribe from WX-TROPL send e-mail to [email-masked] with
"unsub wx-tropl" in the body of your message.  For help with the
WX-TROPL or WX-TALK discussion groups write to [email-masked] or see
http://www.inlink.com/~landmb/intro.html.  For more information on
tropical weather products, see the NCEP Products Homepage at
http://www.nhc.noaa.gov/nhcprod.html.