
ec08d2518dd2136b5925a5e5767c6ea1.ppt
- Количество слайдов: 11
The Naval Research Laboratory Nowcast System J. Cook, G. Love, Q. Zhao, T. Tsui, P. Harasti, and S. Potts L. Phegley, D. Geiszler, M. Frost, L. N. Mc. Dermid, J. Kent, D. Martinez, F. Franco, G. Sprung and S. Wells Naval Research Laboratory, Monterey, CA USA Marine Meteorology Division cook@nrlmry. navy. mil 1
NOWCAST Concept 2 The US Navy and Marine Corps Corporate Laboratory Satellite Measurements Satellite Derived Products Satellite Imagery Weather Radar Air Defense Folder • Optimize radar settings • Chem/Bio Defense Strike Aircraft Folder • Precision/non-precision weapon? • Dispersion plumes • Optimize routes Weather Forecast Model UAV Weather Data Sea Basing Folder • Extended gunfire support • Chem/Bio Defense Bridge Folder • Where to position the ship for flight ops? Target Area Weather Data Weather Observations Aerosol Models Pilot Folder • Abort? • Go high or low? • Need to re-strike? CATC Folder • Where to tank? • Divert? Given a few observations, model products are the only source of information that provide a realistic 4 -dimensional representation of the atmospheric state consistent with known dynamical and physical relationships Chem/Bio Defense Folder • Protective posture • Contamination avoidance • Decontamination strategy METOC Folder • Quality assurance • Hazardous weather alerts
Information Delivery Challenges The US Navy and Marine Corps Corporate Laboratory Science Level – How to fuse data into meaningful information? • Data QC • Data Fusion • Data Assimilation and Modeling • Feature Extrapolation • Quality and Confidence • Threshold Mission Effects System Level – How to provide the information to the users? • Interact with users and operators • Interoperable on the Internet • Integrated systems approach 3
Coupled Ocean/Atmosphere Mesoscale Prediction System – On Scene (COAMPS-OS®) 4 The US Navy and Marine Corps Corporate Laboratory Lightning Derived Products Radar Winds & Temp Analysis Radar Cloud & Moisture Analysis Satellite Local Site Data Feed METOC Database Central Site Data Feed Atm & Ocean Analysis COAMPS® Web & GIS Services COAMPS® and COAMPS-OS® are registered trademarks of the Naval Research Laboratory. System Client METOC Admin
COAMPS-OS® Products The US Navy and Marine Corps Corporate Laboratory • Multiple nests, hourly gridded forecast fields – IEEE, GRIB, net. CDF formats – Height and pressure surfaces; sigma levels – Web-based interface – Database interfaces • Web-based automated forecast weather map product matrix – Nested, single maps and animations – Web-based custom map interface – Forecast soundings, meteograms (weather forecast & aviation), and datagrams • Web-based Application Suite – Dispersion and Radar propagation model Interfaces – Automated dispersion model – Single Station Products Interface – Observation Data Interface – Interactive 3 D Visualization – Web-based Remote Monitor COAMPS® and COAMPS-OS® are registered trademarks of the Naval Research Laboratory. 5
Coupled Ocean/Atmosphere Mesoscale Prediction System – On Scene (COAMPS-OS®) with NOWCAST 6 The US Navy and Marine Corps Corporate Laboratory Lightning Derived Products Radar Winds & Temp Analysis Radar Applications Processing EJB Cloud & Moisture Analysis Satellite Local Site Data Feed METOC Database Central Site Data Feed Atm & Ocean Analysis JAVA Servlets COAMPS® Web & GIS Services COAMPS® and COAMPS-OS® are registered trademarks of the Naval Research Laboratory. System Client End User Client METOC Admin
NOWCAST Tailored Products 7 The US Navy and Marine Corps Corporate Laboratory • Web-based • Animation • User-defined Folders • Configurable Tabs and Products • Zoom • Globally Relocatable • Dynamic Product List • Automatic Updates • GIS Capability
Radar Systems on Ships and at Forward-Deployed Locations 8 The US Navy and Marine Corps Corporate Laboratory • SPY-1 radar in the Aegis weapon system situated on Destroyers and Cruisers • SPS-48 Air Traffic Control radar situated on all Carriers SPY-1 data from USS O’KANE located off Wallops Is. • Met. MF(R) US Marine Corps Meteorological Mobile Facility (Replacement) includes an Enterprise Doppler radar • Supplemental Weather Radar (SWR) at US Navy Shore Sites Automated quality control of data from mobile Do. D radars is an important component of NOWCAST development (NCAR, MIT LL, NSSL)
Embedded Quality Control The US Navy and Marine Corps Corporate Laboratory Cloud Ceiling: lowest altitude with cloud coverage of 60% Verify feet NOWCAST JAVA Web Start application with cloud ceiling product. Verify button pops up “Stoplight” display with web drilldown capability for detailed information. 9
NCAR TITAN Integration with NOWCAST 10 The US Navy and Marine Corps Corporate Laboratory Combined COAMPS-OS® & NOWCAST system currently being demonstrated and evaluated at the Naval Air Station, Fallon, NV. C. Kessinger, D. Megenhardt, B. Hendrickson, NCAR COAMPS® and COAMPS-OS® are registered trademarks of the Naval Research Laboratory.
Summary The US Navy and Marine Corps Corporate Laboratory Science Level – How to fuse data into meaningful information? • COAMPS-OS® data assimilation provides atmospheric state • Multi-sensor, through-the-sensor data fusion • Cloud analysis and Doppler radar wind analysis • Product confidence level • NCAR Ceiling and Visibility fuzzy logic algorithm • NCAR TITAN thunderstorm feature extrapolation • Multiple time levels of information System Level – How to provide the information to the users? • Prototype system tested on Do. D operational networks • Integrated Product Team (IPT) meetings and workshops • Support for Internet open standards – GIS Consortium (OGC) for geospatial product integration – XML, SOAP, WSDL, UDDI for web services – JAVA, HTTP, SSL for accessibility COAMPS® and COAMPS-OS® are registered trademarks of the Naval Research Laboratory. 11
ec08d2518dd2136b5925a5e5767c6ea1.ppt