T l319l60 t l479l100 40 km in horizontal, 100 layers up to 0. Observational data used for assimilation in the ncep north. Reanalysis definition, the separating of any material or abstract entity into its constituent elements opposed to synthesis. Reanalysis a systematic approach to produce data sets for climate monitoring and research. Below is a list of presentations by ncep scientists, all in power point format.
The input data includes all observations used in ncepncar global reanalysis project, and additional precipitation data, tovs1b radiances, profiler data, land surface. The goal of the north american land data assimilation system nldas is to construct qualitycontrolled, and spatially and temporally consistent, landsurface model lsm datasets from the best available observations and model output to support modeling activities. The years 1990 and 2004, subjects of the namap i and name campaigns were intercompared, and compared with a long series, based on the north american regional reanalysis narr in the name region i. Ncep north american regional reanalysis narr, for 1979 to present metadata updated. North america since about 1970 is partly compensated by cooling. In the second part of this presentation, the us national reanalysis program plan is presented. Data used in global reanalysis and regional reanalysis geostationary satellites cloud drift wind gr2. The ncep north american regional reanalysis products are on the eta 221 grid at 29 pressure levels. A longterm, consistent, highresolution climate dataset for the north american domain, as a major improvement upon the earlier global reanalysis datasets in both resolution and accuracy, fedor mesinger et. Uerra will include both deterministic and the first ensemble regional reanalysis leveraging techniques developed for global nwp. The narr model uses the very high resolution ncep eta model 32km45 layer together with the regional data assimilation system rdas which, significantly, assimilates precipitation along with other variables. The cfsr was designed and executed as a global, high resolution, coupled atmosphereoceanland surfacesea ice system to provide the best estimate of the state of these coupled domains over this period. In 1997, during the late stages of production of ncepncar global reanalysis gr, exploration of a regional reanalysis project was suggested by the gr projects advisory committee, particularly if the rdas regional data assimilation system is significantly better than the global reanalysis at capturing the regional hydrological cycle.
Dataset observed variable source rawinsondes temperature, wind, moisture gr2 dropsondes same as above gr2 pibals wind gr2 aircraft temperature and wind gr2 surface pressure gr2 geostationary satellites cloud drift wind gr2 table 2. Such regional reanalyses are typically based on a regional weather forecasting model and use boundary conditions from a global reanalysis. The narr reanalysis was done to produce very high resolution output over the north american region. F mesinger et al north american regional reanalysis bull. Midamerican conference leaders and records college. Messenger instantly connect with people in your life. The input data includes all observations used in ncepncar global reanalysis project, and additional precipitation data, tovs 1b radiances, profiler data, land surface and moisture data, etc. The regional reanalysis precipitation was closer to observations since it indirectly. Standard 4panel maps every 3 hours 111979 10022014 penn state department of meteorology. North american regional reanalysis narr national centers. Reanalysis definition and meaning collins english dictionary. They were produced using the eta 32 km model with 45 vertical layers.
Along with the use of the ncep eta model and its data assimilation system at 32km45layer resolution with 3hourly output. The third reanalysis is the high resolution regional reanalysis covering us, canada, mexico and a part of south america. Following a 6yr development and production effort, nceps north american regional reanalysis narr project was completed in 2004, and data are now available to the scientific community. Pdf can precipitation and temperature from meteorological. Here, the data usage and preparation are described in depth. Lodi road, new delhi, india agenda wednesday, february 10, 2010. The north american regional reanalysis narr is a regional reanalysis of north america containing temperatures, winds, moisture, soil data, and dozens of other parameters. Ncep north american regional reanalysis narr, for 1979 to.
Annuities and life insurance are issued by, and product guarantees are solely the responsibility of, north american company for life and health insurance. Researchers, producers and users of regional reanalysis from 15 different countries came together and showed impressive advances in projects, methods and applications. They have not been typeset and the text may change before final. The ncep north american regional reanalysis products are on the eta 221 grid they were produced using the eta 32 km model with 45 vertical layers. Facebook messenger is coming to the mac idrop news. Historical weather data for fire planning analysis from the north american regional reanalysis dataset january 2008 important notice. Fiftysevenyear california reanalysis downscaling at 10 km. The narr project is an extension of the ncep global reanalysis which is run over the north american region. Reanalyses are created via an unchanging frozen data assimilation scheme and model s which ingest all available observations every 612 hours over the period being analyzed. The north american regional reanalysis estimates of the name. Observational inputs were similar to ncep i with the addition of assimilated precipitation. Produced by the national centers for environmental prediction ncep, the narr model takes in, or assimilates, a great amount of observational data to produce a longterm. The data used was assimilated into the analysis, used as boundary conditions, or directly used during the execution of the eta model.
Historical weather data for fire planning analysis from the. The national centers for atmospheric prediction ncep and the national center for atmospheric research ncar have accomplished different reanalysis projects which aim on the generation of global data sets for a long time period for different atmospheric parameters. Pdf this paper investigates the potential of reanalyses as proxies of observed surface precipitation and. The north american regional reanalysis estimates of the name focus years abstract.
Reanalysis1 reanalysis2 are two global reanalyses of atmospheric data spanning 19481979 to the present at a 2. Reanalysis national centers for environmental information. The california reanalysis downscaling at 10 km card10 was compared with the north american regional reanalysis narr, which is a data assimilation regional analysis at 32km resolution and 3. This is a demonstration product from the hycom consortium and is provided as is. Uerra 20142018 will provide a multidecadal, multivariate dataset of essential climate variables ecvs for the satellite era 1978present. Timing of fungal spore release dictates survival during. Long term daily, monthly means for years 1979 2000. Large water bodies which may freeze, but which lie outside the domain analyzed in gsfc ice cavalieri et al. Time series of basinaveraged precipitation for the mac. Hycom consortium does not warrant or suggest that this data is fit for any particular purpose. North american regional reanalysis narr ncars page on ncepncar reanalysis data, documentation cdcs page on ncepncar reanalysis plots, data, documentation ecmwf reanalysis project era40 ncdc cards project.
International symposium on regional reanalysis, july 2018. Overview of current atmospheric reanalyses advancing reanalysis. Japanese 25year reanalysis project jra25 precipitation intercomparison project3 includes reanalysis. We hope that such an event will function as a kickoff for a series of recurring conferences or meetings on regional reanalysis in the following years. The north american regional reanalysis is a regional reanalysis of north america containing temperatures, winds, and other parameters. Data requirements, shortcomings, and applications of atmospheric. Find latest news coverage of breaking news events, trending topics, and compelling articles, photos and videos of us and international news stories. Jan 02, 2015 reanalysis systems can be optimized for different goals. Monitoring precipitation over the arctic terrestrial drainage system. Narr is a regional reanalysis of north america containing temperatures, winds, moisture, soil data, and dozens of other parameters at 32 km horizontal resolution. Ncep north american regional reanalysis narr, mesinger et al, this volume assimilated a great deal of observational data. Facebook messenger 4 mac for mac free download and. In general, qualitative similarities and differences between the different reanalyses are identified in terms of precipitation in the north american region.
Pdf north american regional reanalysis researchgate. Join facebook to connect with mac messenger and others you may know. A brief evaluation of precipitation from the north american. Observational data is also available under the nomads construct providing format neutral access and interoperability across these data types.
This unchanging framework provides a dynamically consistent estimate of the. The input data includes all observations used in ncepncar global reanalysis project, and additional precipitation data, tovs 1b radiances, profiler data, land surface and. The north american carbon program multiscale synthesis and. Data and approach the meteorological analysis of the 1214 september 2008 event examined a number of archived variables including those found in local and regional surface and upperair analyses, and modeled historical data from the north american regional reanalysis narr. With reanalysis and in particular reagional reanalysis data sets getting more and more attention, the goal of the symposium is to discuss and promote all aspects of regional reanalyses. The narr dataset is an extension of the ncep global reanalysis which is run over the north american region. In addition to these global reanalysis projects, there are also highresolution regional reanalysis activities for different regions, e. Development of a 50year highresolution global dataset of. They were produced using the eta 32 km model with 45. North american regional reanalysis in 1997, during the late stages of production of ncepncar global reanalysis gr, exploration of a regional reanalysis project was suggested, particularly if the rdas regional data assimilation system is significantly better than the global reanalysis at capturing the regional hydrological cycle, the diurnal. The next japanese reanalysis jra3qpronounced as thank you. North american regional reanalysis narr narr is a regional reanalysis of north america containing temperatures, winds, moisture, soil data, and dozens of other parameters at 32 km horizontal resolution.
Narr north american regional reanalysis national centers. February 27, 2019 the north america regional reanalysis narr project is a reanalysis of historical observations using a 32km version of the national centers for environmental prediction ncep 1993 operational eta model and eta data assimilation system edas. Webbased reanalysis intercomparison tools writ for. In its efforts to extend the reach of its messaging platform, facebook is planning to release a desktop version of its popular mobile facebook messenger. North american regional reanalysis narr national centers for. In light of the success of the symposium, a second prospective meeting on regional reanalysis was discussed to take place in a couple of years.
Find 3 listings related to north american media group in hopkins on. Results obtained and lessons learned fedor mesinger1, geoff dimego2, eugenia kalnay3. The ncep climate forecast system reanalysis cfsr was completed over the 31year period of 1979 to 2009 in january 2010. The native model grid is converted to a northern lambert conformal conic grid which is. The ncep north american regional reanalysis narr products are on a lambert conformal conic grid 32km at 29 pressure levels. Facebook messenger for mac allows you to quickly use the features of messenger for facebook by launching the app directly from your dock.
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