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-------- Original Message -------- 456 NOUS41 KWBC 161934 PNSWSH Technical Implementation Notice 12-06, Amended National Weather Service Headquarters Washington DC 330 PM EDT Mon Apr 16 2012 To: Subscribers: -Family of Services -NOAA Weather Wire Service -Emergency Managers Weather Information Network -NOAAPORT Other NWS Partners, Users and Employees From: Tim McClung Chief, Science Plans Branch Office of Science and Technology Subject: Amended: Additions, Deletions, Changes to NAM and RUC (RAP) BUFR Stations and Additional and Removed Stations in NCEP NAM Soundings Collectives on NOAAPORT: Effective date set for May 1, 2012. Amended to set the implementation date for Tuesday May 1, 2012. Users are cautioned that if a Critical Weather Day (CWD) designation is in effect on May 1, this implementation will be delayed until the conclusion of CWD. You can monitor the CWD status at the following webpage: http://www.nco.ncep.noaa.gov/pmb/cwd/ Effective on Tuesday, May 1, 2012, beginning with the 1200 Coordinated Universal Time (UTC) model distribution, the National Centers for Environmental Prediction (NCEP) will modify the list of stations for which BUFR data are generated for both the North American Mesoscale (NAM) and Rapid Refresh (RAP) models. The changes will also modify the lists of stations in the North American Mesoscale (NAM) model BUFR sounding collectives disseminated on NOAAPORT. For the NAM and RAP lists, the new stations are listed in Table 1 and the stations being removed are listed in Table 2. This change corresponds with the implementation of the Rapid Refresh (RAP) to replace the Rapid Update Cycle (RUC). The NAM and RUC have always used the same station list, but many of the stations fall outside of the RUC domain and are not used by the model. The larger RAP domain will allow data for many more of the NAM stations to be used in the RAP output. The lists below do not cover existing stations in the list that are outside of the RUC domain but inside the RAP domain. It deals only with actual changes to the list itself. Also note that the NAM nests use the same station list as the parent 12 km NAM, so any changes to the list involving locations within a particular nest impact that nests BUFR output as well. Table 1. New stations in the NAM and RAP BUFR lists. The numerical and character identifications are provided: 000228 SWY Spanaway WA 000229 WPT Westport WA 000230 LUT Near Lutsen MN 000231 PWN Near Port Wing WI 000232 SDP Near Sand Point AK 000233 KISO Kinston NC 000234 KMVL Morrisville-Stowe Apt VT 000235 KGKL Meadville PA 000236 K48I Sutton WV 000237 KGXA Gray Butte Field CA 000238 EMF El Mirage Field CA 000239 ISQ Manistique MI 000240 P53 Munising MI 000241 K3LF Litchfield IL 000270 CFC Colfax Water CA 000271 MPI Mariposa CA 000273 NXD New Exchequer Dam CA 000274 PFD Pine Flat Dam CA 000275 TPK Three Peaks CA 000276 RVD Ravensdale WA 000277 SHS Sacramento ARO Site CA 000278 TNF Tahoe National Forest CA 000279 STA Shasta Dam CA 000293 CCR Concord CA 098009 KEMP Emporia KS 722593 KMHV Mojave CA 724456 VIH Rolla/Vichy Airport MO 723065 KPGV Greenville NC 723069 KOAJ Jacksonville NC 724580 KCNK Concordia/Blosser KS 725116 KLNS Lancaster PA 726134 KHIE Whitefield NH 726385 KMBL Manistee MI 727883 KELN Ellensburg/Bowers WA 747900 KSSC Shaw AFB/Sumter SC Table 2. Stations being removed from the NAM and RAP BUFR lists. The numerical and character identifications are provided: 000620 C20 Canada/Great Lakes 000621 C21 Canada/Great Lakes 072434 STL St. Louis MO The following changes are being made to the station lists: -Station 000020 (nr. Watertown, SD) is moved from 44.80 N, 96.70 W TO 45.80 N, 97.45 W and will now be known as (Marshall County RAWS). The character identification is changed from WTT to MRLS. -Station 727790 (KGPI) now represents Glacier Park Intl instead of Kalispell/Glacier. There is no change to the numerical or character identification. -Station 000057 (Lewis Range of Rockies, MT) is moved from 48.00 N, 113.00 W to 48.32N, 113.35 W and will now be known as Marias Pass, MT. The character identification is changed from LRR TO MRP. -Station 000617 (Northern Rockies, MT) is moved from 46.00 N, 114.00 W to 46.25 N, 114.15 W and will now be known as Hamilton MT. The character identification is changed from C17 to HMM. The changes to the BUFR station lists will result in no changes to the WMO headers of the NOAAPORT soundings collectives. The headers listed in Table 3, below, are used today and these headers will continue to be used. There will also be no change to the BUFR format of the products except that new stations will be included in the collectives. The new stations as well as those being eliminated appear in Table 4, below. Table 3. WMO communication identifiers for the NAM BUFR collectives: JUSA41 KWNO JUSA42 KWNO JUSB43 KWNO JUSB44 KWNO JUSB45 KWNO JUSB46 KWNO JUSX49 KWNO Table 4. Additions/deletions to NAM BUFR sounding collectives: Collective 1 (JUSA41): ADDED: STATION STATION NUMBER ID STATION NAME 000233 KISO Kinston, NC 722235 KBFM Mobile Downtown (ASOS), AL 723065 KPGV Greenville, NC 723069 KOAJ Jacksonville, NC 724456 VIH Rolla/Vichy Airport, MO 747900 KSSC Shaw AFB/Sumter, SC DELETED: 072434 STL St. Louis, MO Note that station 722235 is already generated in NAM/RAP BUFR output. The station had been mistakenly omitted from the collectives, and this is now corrected. Collective 2 (JUSA42): ADDED: STATION STATION NUMBER ID STATION NAME 000234 KMVL Morrisville-Stowe Apt, VT 000235 KGKL Meadville, PA 000236 K48I Sutton, WV 000239 ISQ Manistique, MI 000240 P53 Munising, MI 000241 K3LF Litchfield, IL 725116 KLNS Lancaster, PA 726134 KHIE Whitefield, NH 726385 KMBL Manistee, MI DELETED: NONE Collective 3 (JUSB43): ADDED: NONE DELETED: NONE Collective 4 (JUSB44): ADDED: STATION STATION NUMBER ID STATION NAME 000230 LUT Near Lutsen, MN 000231 PWN Near Port Wing, WI 098009 KEMP Emporia, KS 724580 KCNK Concordia/Blosser, KS DELETED 000620 C20 Canada/Great Lakes 000621 C21 Canada/Great Lakes Collective 5 (JUSB45): ADDED: STATION STATION NUMBER ID STATION NAME 000237 KGXA Gray Butte Field, CA 000238 EMF El Mirage Field, CA 000270 CFC Colfax Water, CA 000271 MPI Mariposa, CA 000273 NXD New Exchequer Dam, CA 000274 PFD Pine Flat Dam, CA 000275 TPK Three Peaks, CA 000277 SHS Sacramento ARO Site, CA 000278 TNF Tahoe National Forest, CA 000279 STA Shasta Dam, CA 000293 CCR Concord, CA DELETED: NONE Collective 6 (JUSB46): ADDED: STATION STATION NUMBER ID STATION NAME 000228 SWY Spanaway, WA 000229 WPT Westport, WA 000276 RVD Ravensdale, WA 722593 KMHV Mojave, CA 727883 KELN Ellensburg/Bowers, WA DELETED: NONE Collective 9 (JUSX49): ADDED: STATION STATION NUMBER ID STATION NAME 000232 SDP Near Sand Point, AK DELETED: NONE If you have any questions concerning these changes, please Contact: Geoff Manikin NCEP/Environmental Modeling Center Camp Springs, Maryland 20746 301-763-8000 X 7263 geoffrey.manikin@xxxxxxxx If you have questions about the NOAAPORT activation of these products, please contact: Brian Gockel NWS/Office of Science and Technology Silver Spring, Maryland 20910 301-713-0304 X 158 brian.gockel@xxxxxxxx This and other NWS technical implementation notices are available online at: http://www.nws.noaa.gov/om/notif.htm $$
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