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PNSWSH SERVICE CHANGE NOTICE 08-03 NATIONAL WEATHER SERVICE HEADQUARTERS WASHINGTON DC 235 PM HST DAY JAN 31 2008TO: SUBSCRIBERS: -FAMILY OF SERVICES -NOAA WEATHER WIRE SERVICE -EMERGENCY MANAGERS WEATHER INFORMATION NETWORK OTHER NWS PARTNERS...USERS AND EMPLOYEES
FROM: JAMES WEYMAN METEOROLOGIST IN CHARGEWEATHER FORECAST OFFICE /WFO/ HONOLULU HAWAII SUBJECT: CHANGES TO THE TROPICAL CYCLONE SUMMARY TO FIX /TCS/ PRODUCTS: EFFECTIVE JUNE 1 2008
EFFECTIVE JUNE 1 2008...WFO HONOLULU HAWAII WILL CHANGE THE FORMAT OF THE TCS PRODUCTS FROM A NARRATIVE FORMAT TO A TABULAR FORMAT.
EXAMPLE: OLD FORMAT TROPICAL CYCLONE CLIFF LOCATED NEAR 22.2S 176.2W AT 05/1038 UTC BASED ON MTSAT IR SECTOR AND ANIMATION. POSITION ACCURATE WITHIN 60 NM. ESTIMATED MAXIMUM 1 MINUTE WIND SPEED 45 KT. MOVEMENT ESTIMATED TOWARD 140 DEG AT 15 KT OVER PAST 12 HRS. T3.0/3.0/S0.0/12 HRS REMARKS...CURVED BAND WRAPPING 0.6 ON A LOG10 SPIRAL YIELDS A DT OF 3.0. MET AND PT ARE 3.5. FT BASED ON DT AND 6 HR CONSTRAINTS. EXAMPLE: NEW FORMAT A. TROPICAL CYCLONE CLIFF B. 05/1038Z C. 22.2S D. 176.2W E. MTSAT F. T3.0/3.0/S0.0/12 HRS G. IR/EIR H. REMARKS...CURVED BAND WRAPPING 0.6 ON A LOG10 SPIRAL YIELDS A DT OF 3.0. MET AND PT ARE 3.5. FT BASED ON DT AND 6 HR CONSTRAINTS.
ADDITIONALLY THE GEOGRAPHIC AREA COVERED BY THE TCS PRODUCTS WILL EXPAND. THE CURRENT AREA IS NORTH OF THE EQUATOR BETWEEN 180 AND 140W. THE WESTERN BOUNDARY WILL EXPAND TO COVER THE AREA NORTH OF THE EQUATOR FROM 160E TO 140W.
THESE CHANGES AFFECT THE FOLLOWING PRODUCTS: WMO HEADERAWIPS IDENTIFIER TXPN40 PHFOTCSCP TXPS40 PHFOTCSSPIF YOU HAVE COMMENTS OR QUESTIONS...PLEASE CONTACT:
JAMES WEYMAN NATIONAL WEATHER SERVICE WEATHER FORECAST OFFICE HONOLULU HI 2525 CORREA ROAD SUITE 250 HONOLULU HAWAII 96822-2219 EMAIL: JAMES.WEYMAN@xxxxxxxx PHONE: 808-973-5272NWS NATIONAL SERVICE CHANGE NOTICES ARE AVAILABLE ONLINE AT /USE LOWER CASE LETTERS/:
HTTP://WWW.NWS.NOAA.GOV/OM/NOTIF.HTM $$ -
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