Partial List of Funded Projects
"Advanced Data Assimilation and Prediction Research for ConvectiveScale WarnonForecast" DOCNOAA. DOCNOAA NA080AR4320904. Ming Xue PI with Keith Brewster, and Youngsun Jung as coPI. $750K, 7/1/2011  6/30/2014.
"Advanced Study of Precipitation Microphysics with Multi©\Frequency Polarimetric Radar Observations and Data Assimilation" NSF AGS1046171. Guifu Zhang PI. Ming Xue, Boon Leng Cheong, Terry Schurr coPI. $637,728. 6/1/20115/30/2014.
ˇ°Optimal Design of Multiscale Ensemble Systems for ConvectiveScale Probabilistic Forecastingˇ± NSF AGS1046081. $395,976. Xuguang Wang (PI), Ming Xue and Fanyou Kong (coPI). 3/15/20113/14/2013.
"Contribution to Model Development and Enhancement Research Team by CAPS"
FAA Aviation Weather Research Program. DOTFAA NA08OAR4320904. Ming Xue PI. $160K, 6/2011  5/2012.
"Contribution to Model Development and Enhancement Research Team by CAPS"
FAA Aviation Weather Research Program. DOTFAA NA08OAR4320904. Ming Xue PI. $440K, 1/2010  12/2010.
"Advanced Data Assimilation and Prediction Research for ConvectiveScale WarnonForecast" DOCNOAA. DOCNOAA NA080AR4320904. Ming Xue PI with Keith Brewster, Jidong Gao and Xuguang Wang as coPI. $375K, 4/2010  9/2011.
"Development of a ShortRange Realtime Analysis and Forecasting System based on the ARPS for Taiwan Region" American Institute in Taiwan via NOAA. Ming Xue PI, with Fanyou Kong and Keith Brewster as coPI. $200K, 5/20104/2011.
"Advanced MultiMoment Microphysics for Precipitation and Tropical Cyclone Forecast Improvement within COAMPS". Office of Naval Research. DODONR N000141010775. Ming Xue PI with Fanyou Kong as coPI. $592K. 5/2010  4/2013.
"Improving NOAA operational global numerical weather prediction using a hybrid variationalensemble Kalman filter data assimilation and ensemble forecast system" NOAA THORPEX program. Xuguang Wang PI with Ming Xue as coPI. $312K, 7/2010 6/2013.
"A Partnership to Develop, Conduct, and Evaluate Realtime HighResolution Ensemble and Deterministic Forecasts for Convectivescale Hazardous Weather: Moving to the Next Level". Ming Xue PI with Fanyou Kong, Keith Brewster and Xuguang Wang as coPI. NOAA CSTAR Program (NWSPO2010201696). $375K, 5/2010  4/2013. Project Summary.
"Collaborative Research: Enabling Petascale Ensemblebased Data Assimilation for the Numerical Analysis and Prediction of HighImpact Weather". PI (with Xuguang Wang, Ronald Barnes, and Henry Neeman as coPI). NSF OCI0905040. $901,940. 9/20098/2013. This is part of a collaborative project among OU, OSU and PSC, led by this PI (M. Xue) with a total budget of $1.2 million.
"Collaborative Research: CDIType II: Integrated Weather and Wildfire Simulation and Optimization for Wildfire Management". PI (with Yang Hong as coPI). NSF AGS0941491. $483,634/4 years 11/200910/2013. This project is part of a collaborative project among GSU, OU, TAMU and Oakridge National Lab, lead by GSU, witha total budget of $1 million.
"Prediction and Predictability of Tropical Cyclones
over Oceanic and Coastal Regions and Advanced Assimilation of Radar and
Satellite Data for the Navy Coupled OceanAtmosphere Mesoscale Prediction
System". PI (with Guifu Zhang, Keith Brewster and Fanyou Kong as coPIs). Office of Naval Research, Defense EPSCOR Program N000141010133. $476K from ONR and $75K from OK State Regent of High Education. 20092012.
"A Study of Tornado and Tornadic Thunderstorm Dynamics through HighResolution Simulation, Advanced Data Assimilation and Prediction". PI (with Keith Brewster and Jidong Gao as coPI). NSF
AGS0802888. $780K (12/2008 – 12/2011).
"StormScale Quantitative Precipitation Forecasting Using
Advanced Data Assimilation Techniques: Methods, Impacts
and Sensitivities". PI (with Keith Brewster, Jidong Gao and Alan Shapiro as coPI). NSF
ATM0530814. $835K (12/2005 – 12/2008) Web site for IHOP Research Group.
"A Partnership to Develop, Conduct, and Evaluate Realtime HighResolution Ensemble and Deterministic Forecasts for Convectivescale Hazardous Weather". CoPI (with K. Dreogemeier as PI and Fanyou Kong and Micheal Coniglio as coPIs). NOAA CSTAR Program. NA17RJ1227. $375K (5/2007 – 4/2010). Project Summary.
“Assimilating Doppler Radar Data for Stormscale Numerical Prediction using an Ensemblebased Variational Method” CoPI. (with Jidong Gao PI and K. Brewster and K. Droegemeier as coPIs) NSF ATM0738370. $200K (2/2008 – 1/2010).
“Radarderived Refractivity and its Impact on Model Analysis and Forecasting using Advanced Data Assimilation Methods”, CoPI. (with R. Palmer PI and T. Yu, J. Brotzge, S. Torres as other coPIs). NSF, AGS0750790. $710K (4/2008  3/2011).
"Improving Microphysics Parameterizations and Quantitative Precipitation Forecast through Optimal Use of Video Disdrometer, Profiler and Polarimetric Radar Observations", CoPI (with Guifu Zhang as PI and others as coPI), NSF AGS0608168. $475K (9/20068/2009).
"Meteorological Studies with the Phased Array Weather Radar and Data Assimilation using the Ensemble Kalman Filter". CoPI (with Tianyou Yu as PI and others as coPI). Office of Naval Research Defense EPSCOR Program. DODONR N000140610590. $561K. (7/2006 – 6/2009).
"Contribution to the Weather Research and Forecast (WRF) Model Development."
FAA Aviation Weather Research Program. PI. DOTFAA NA17RJ1227. $800K (2001  2008)
"NSF Engineering Center for Collaborative Adaptive Senseing of the
Atmosphere (CASA)" PI of OU Campus (McLaughlin as PI and Kurose, Droegemeier, Chandrasekar, CruzPol, Sandra as coPI). NSF EEC0313747. Awarded amount by FY208: $18 million.
"NSF Large Information Technology (ITR) grant Linked Environment
for Atmospheric Discovery (LEAD)". CoPI (with Kelvin Droegemeier as PI and others as coPI). NSF ATM0331594. (9/20038/2008) $11 million.
“MRI: Development of a MultiChannel Receiver for the Realization of MultiMission Capabilities at the National Weather Radar Testbed”. CoPI (with Mark Yeary as PI and 6 other coPIs). NSF $699.4K (9/20078/2009).
“CAPSNSSL Collaboration for Spring 2007 Realtime Stormscale Ensemble Prediction”, PI. from National Severe Storms Lab. $30.2K. (2007)
“An Investigation on the Importance of Environmental Variability to Stormscale Radar Data Assimilation”. PI (with J. Gao as coPI). NSSL. $72.5K (2008)
“Technical Support for the WRF Ensemble Reforecast System”. PI (with Kelvin Droegemeier and Fanyou Kong as coPIs). ATSC, LLC. $86.1K (11/200710/2009).
“Theory and Methods for Assimilating Doppler Radar Data for Severe Weather basedon Ensemble Kalman Filter” Major Overseas Collaboration Research. Natural Science Foundation of China. coPI. Chinese Natural Science Foundation. No.40620120437 ~$120K. (12/2006 – 12/2009)
"On the Optimal Use of WSR88D Doppler Radar Data for Variational
StormScale Data Assimilation". CoPI (with Jidong Gao as PI and K. Brewster and K. Droegemeier as other coPIs). NSF ATM0331756. $600K. (20032007).
"Optimal Utilization and Impact of Water Vapor and
Other High Resolution Observations in StormScale QPF". PI (with A. Shapiro, F. Carr, K. Brewster, J. Gao as coPI).
NSF ATM0129892. $830K (12/2001 – 6/2007). Final Report.
“CAPS Support for GOESR Program”, PI. (with K. Brewster and F. Kong as CoPI). Atmospheric Environmental Research, $37K (2/2006 – 8/2006).
“Observing System Simulation Experiments for Airborne Weather Sensors”, PI ((with F. Kong as CoPI). The Boeing Company, $90K (5/2006 – 12/2006).
"Collaborative Weather
Research and Forecasting (WRF) model system development".
PI (with F. Carr as coPI). NSF ATM9909007. $431K (1/200012/2003).
"The Sensitivity of NumericallySimulated Deep Convective Storms to Imposed LargeAmplitude Perturbations". PI (with K. Droegemeier as coPI). Air Force, Department of Defense, $25K (9/20029/2003).
"Outstanding Overseas Yang Scientists Collaborative Research Award", PI. Chinese Natural Science Foundation, $50K (1/2001 – 12/2003).
“Observing System Simulation Experiments for Airborne Weather Sensors”. coPI (with Kelvin Droegemeier as PI)HRL Laboratories, LLC $33K. (20052006).
"Assimilation of Doppler radar, surface mesonet and satellite data", Office of Naval Research, CoPI (with PI Alan Shapiro), $12K, 2003.
"Advanced Weather Analysis and Prediction for Energy". CoPI (with PI K.K. Droegemeier and other CoPIs) Williams Companies. $2,871K (2001).
"Assimilation of Doppler radar, surface mesonet and satellite data". CoPI (with Alan Shapiro as PI and Wei Gu). Office of Naval Research, $583K (3/19982/2003).
Presentations
"Recent Progresses in Stormscale Simulation, NWP and Data Assimilation at CAPS" National Weather Center Seminar, 20 February 2007. Note: The presentation contains html links to movies downloadable from this server  they will be played by your player configured to play Quicktime .mov and Mpeg .mpg files (usually Quicktime Player or Movie Player) after downloading.
Ultrahighresolution
tornado simulations within a supercell storms
Presentation given at 22nd Several Local Storms Conference, Hyannis,
Ma. October 2004.
Animated Gif movies (due to the size of the movies, it's
best that you download and play them inside Quicktime Player).
Permission should be obtained from Ming Xue (mxue@ou.edu) before using the above movies for any purpose.
Convective Initiation along
a Dryline: A HighResolution Modeling Study and the Role of Horizontal
Convective Rolls SOM Seminar, October 11, 2005
Prediction
and Data Assimilation at the Convective Scales: Successes and
Challenges (39mb). Presentation given at the 4th
International Conference on Meoscale Convective Systems and Heavy
Rainfall in East Asia (ICMCSIV), November, 2004.
Ongoing Areas of Research and Representative Publications
Development and Continued
Improvement of ARPS System
ARPS model
documentation and model description papers:
Xue, M., K. K. Droegemeier,
V. Wong, A. Shapiro, and K. Brewster, 1995: ARPS
Version 4.0 User's Guide. Center for Analysis and Prediction
of Storms, [Available from CAPS, Univ. of Oklahoma, 100 E. Boyd
St., Norman OK 73019], 380 pp.
Xue, M., K. K. Droegemeier,
and V. Wong, 2000: The Advanced Regional Prediction System
(ARPS)  A multiscale nonhydrostatic atmospheric simulation
and prediction tool. Part I: Model dynamics and verification. Meteor. Atmos.
Physics. 75, 161193.
Xue, M., K. K. Droegemeier,
V. Wong, A. Shapiro, K. Brewster, F. Carr, D. Weber, Y. Liu,
and D.H. Wang, 2001: The Advanced Regional Prediction System
(ARPS)  A multiscale nonhydrostatic atmospheric simulation
and prediction tool. Part II: Model physics and applications. Meteor.
Atmos. Physics. 76, 143165.
Xue, M.,
D.H. Wang, J.D. Gao, K. Brewster, and K. K. Droegemeier,
2001: The Advanced Regional Prediction System (ARPS), stormscale
numerical weather prediction and data assimilation. Meteor.
Atmos. Physics,
82, 139170.
Ensemble Kalman Filter
Data Assimilation
Tong, M. and M. Xue ,
2005: Ensemble Kalman filter assimilation of Doppler radar data
with a compressible nonhydrostatic model: OSSE Experiments. Mon.
Wea. Rev., 133, 17891807.
Xue, M., M. Tong, and K.
K. Droegemeier, 2005 : An OSSE framework based on the ensemble
squareroot Kalman filter for evaluating impact of data from
radar networks on thunderstorm analysis and forecast. J. Atmos.
Ocean Tech., Accepted.
Tong, M. and M. Xue, 2006: Simultaneous estimation of microphysical parameters and atmospheric state with radar data and ensemble squareroot Kalman filter. Part I: Sensitivity analysis and parameter identifiability J. Atmos. Sci., Submitted.
Tong, M. and M. Xue, 2006: Simultaneous estimation of microphysical parameters and atmospheric state with radar data and ensemble squareroot Kalman filter. Part II: Parameter estimation experiments. J. Atmos. Sci., Submitted.
Ensemblebased Sensitivity
Studies
Martin, W. J. and M. Xue,
2006: Initial condition sensitivity analysis of a mesoscale forecast using verylarge ensembles. Mon. Wea. Rev., 134, 192–207.
Ensemble Forecast
Nutter, P., D. Stensrud,
and M. Xue , 2004: Effects of coarselyresolved and temporallyinterpolated
lateral boundary conditions on the dispersion of limittedarea
ensemble forecasts, Mon. Wea. Rev., 132, 23582377.
Nutter, P., M. Xue,
and D. Stensrud , 2004: Application of lateral boundary
condition perturbations to help restore dispersion in limited
area ensemble forecasts. Mon. Wea. Rev., 132, 23782390.
Data Impact Studies
Souto, M. J., C. F. Balseiro,
V. P¨¦rezMu?uzuri, M. Xue, and K. Brewster , 2003: Importance
of cloud analysis and impact for daily forecast in terms of climatology
of Galician region, Spain. J. App. Meteor., 42, 129140.
Hu, M., M. Xue, and Keith Brewster, 2006: 3DVAR and cloud analysis with WSR88D LevelII data for the prediction of the Fort Worth tornadic thunderstorms. Part I: Cloud analysis and its impact. Mon. Wea. Rev., 134, 675698.
Hu, M., M. Xue, J. Gao and K. Brewster, 2006: 3DVAR and cloud analysis with WSR88D LevelII data for the prediction of the Fort Worth tornadic thunderstorms. Part II: Impact of radial velocity analysis via 3DVAR. Mon. Wea. Rev., 134, 699721
Dawson, D. T., II and M. Xue, 2006: Numerical forecasts of the 1516 June 2002 Southern Plains severe MCS: Impact of mesoscale data and cloud analysis. Mon. Wea. Rev., 134, 16071629.
Sheng, C., S. Gao, and M. Xue, 2006: Shortterm prediction of a heavy precipitation event by assimilating Chinese CINRAD radar reflectivity data using complex cloud analysis. Meteor. Atmos. Phy., In press.
Convective Initiation
along Drylines
Xue, M. and W. Martin, 2006: A highresolution modeling study of the 24 May 2002 case during IHOP. Part I: Numerical simulation and general evolution of the dryline and convection. Mon. Wea. Rev., 134, 149–171.
Xue, M. and W. Martin, 2006: A highresolution modeling study of the 24 May 2002 case during IHOP. Part II: Horizontal convective rolls and convective initiation. Mon. Wea. Rev., 134, 172–191.
Varitonal Analysis
of GSP Slantpath Water Vapor Data
Liu, H. and M. Xue, 2006: Retrieval of moisture from slantpath water vapor observations of a hypothetical GPS network using a threedimensional variational scheme with anisotropic background error. Mon. Wea. Rev., 134, 933949.
Liu, H., M. Xue, R. J. Purser, and D. F. Parrish, 2006: Retrieval of moisture from GPS slantpath water vapor observations using 3DVAR with isotropic and anisotropic recursive filters. Mon. Wea. Rev., Accepted.
Retrieval of Soil
Model State Variables using 4DVAR Method
Ren, D. and M. Xue, 2005: 4DVAR assimilation of ground surface
temperature for the estimation of state variables of a land surface
model. J. Appl. Meteor., To be submitted.
Xue, M. and D. Ren, 2005: Estimation of soil model state through
4DVAR assimilation of near surface atmospheric measurements. J.
Appl. Meteor., To be submitted.
Land Surface Model
Improvement
Ren, D. and M. Xue ,
2004: An improved forcerestore model for landsurface modeling,
J. App. Meteor., 43, 17681782.
Ren, D., M. Xue, and A. HendersonSellers ,
2004: The effects of hydraulic lift in simulating superficial soil
moisture for vegetated surfaces under dry conditions. J. Hydrometero.,
5, 11811191.
Turbulence and Boundary
Layer Modeling
Chow, F. K., R. L. Street,
M. Xue, and J. H. Ferziger , 2005: Explicit filtering and reconstruction
turbulence modeling for largeeddy simulation of neutral boundary
layer flow. J. Atmos. Sci., 62, 20582077.
Chow, F. K., A. P. Weigel, R.
L. Street, M. W. Rotach, and M. Xue, 2005: Highresolution
largeeddy simulations of flow in a steep Alpine valley. Part
I: Methodology, verification and sensitivity experiments. J.
Appl. Meteor., Accepted.
Weigel, A. P., F. K. Chow,
M. W. Rotach, R. L. Street, and M. Xue , 2005: Highresolution
largeeddy simulations of flow in a steep Alpine valley. Part
II: Flow structure and heat budgets. J. Appl. Meteor., Accepted.
Density current dynamics
and simulations
Xu,
Q., M. Xue, and K.K. Droegemeier,
1996: Numerical simulations of density currents in sheared environments
within a vertically confined channel. J. Atmos. Sci. 53,
770786.
Xue, M., Q. Xu, and K.K. Droegemeier,
1997: A Theoretical and numerical study of density currents in
nonconstant shear flows. J. Atmos. Sci., 54, 19982019.
Xue,
M., 2000: Density currents
in twolayer shear flows. Quart. J. Roy. Met. Soc., 126,
13011320.
Xue,
M., 2002: Density currents
in shear flows: Effects of rigid lid and coldpool internal circulation,
and application to squall line dynamics. Quart. J. Roy.
Met. Soc.,
128 , 4774.
Lists
to density current animations etc.
Dynamics of Longlived Squall lines
Mesoscale and Convective Scale Simulation and Prediction Stuides
Varitional Retrieval
and Analysis of Doppler Radar Data
Gao,
J., M. Xue, A. Shapiro, K.K. Droegemeier, 1999: A Variational
Method for the Retrieval of ThreeDimensional Wind Fields
from DualDoppler Radars. Mon.
Wea. Rev., 127, 21282142.
Gao,
J., M. Xue, A. Shapiro, Q. Xu, and K. K. Droegemeier,
2001: Threedimensional simple adjoint velocity retrievals
from single Doppler radar, J. Atm. Ocean Tech., 18,
2638.
Gao, J.D., M. Xue, K.
Brewster, and K. K. Droegemeier , 2004: A threedimensional
variational data analysis method with recursive filter for Doppler
radars. J. Atmos. Ocean. Tech., 21, 457469.
Gao, J., K. Brewster, and M. Xue, 2006: A comparison of the radar ray path equations and approximations for use in radar data assimilation. Adv. Atmos. Sci., 32, 190198.
Gao, J., M. Xue, S. Y. Lee, K. K. Droegemeier, and A. Shapiro, 2006: A threedimensionl variational method for velocity retrievals from singleDoppler radar observations on supercell storms. Meteo. Atmos. Phys., In press.
Computational Fluid
Dynamics and Numerical Techniques
Xue, M., 2000: Highorder
monotonic numerical diffusion and smoothing, Mon. Wea. Rev. 28532864.
Xue, M. and S.J. Lin, 2000: Numerical
equivalence of advection in flux and advective forms and quadratically
conservative highorder advection schemes. Mon. Wea. Rev.,
129, 561565.
And a complete
list of publications.
