ESRL Physical Sciences Laboratory Past Seminars

IMPORTANT: As of July 21, 2014, Visitor Center Security will no longer be able to accept IDs from some US states for site access. Please see security procedures for details.

PSL holds seminars in two locations: The PSL South Conference Room (1D403) and the Multipurpose Room (GC402) at the David Skaggs Research Center. All seminar attendees, including pedestrians and bike riders, are required to receive a Visitor Badge from the Visitor Center at the Boulder Dept. of Commerce facilities. Seminar attendees will need to present a valid U.S. photo ID or their Permanent Resident Alien card. If you are a Foreign National without permanent residency please email the seminar coordinator* at least 48 hours prior to the seminar to provide information required for security purposes. You will need to present your passport when you check in at the Visitor Center. Please allow extra time to accommodate these procedures. If you have any questions or are interested in presenting a seminar, please contact one of the following coordinators*: Barbara Herrli (303-497-3876) Barbara.S.Herrli@noaa.gov; Madeline Sturgill (303-497-5961) Madeline Sturgill@noaa.gov; or Shawn Dowd (303-497-6476) Shawn Dowd@noaa.gov.


Date Seminar
Dec 9
Tuesday, 3:00 pm
[Special *FLASH* Seminar]
Leslie M. Hartten , PSL Weather and Climate Physics Branch
Using the Absence of Wind-Profiler Reflectivity to Study Stratocumulus- Topped Marine Boundary Layer Processes [Abstract]

Andrea J. Ray, PSL Climate Analysis Branch
Getting to Best Available Climate Science: Case studies connecting climate science and ecological modeling for land management decisions[Abstract]

Room 1D403 (Coordinator: Barbara)
Dec 1
Monday, 2:00 pm
[Special *FLASH* Seminar]
Gary Wick, PSL Weather and Climate Physics Branch
NOAA Utilization of the Global Hawk Unmanned Aircraft for High-Impact Weather Research and Forecast Improvement [Abstract]

Bill Neff, PSL Weather and Climate Physics Branch
Continental heat anomalies and the extreme melting of the Greenland ice surface in 2012 and 1889[Abstract]

Room 1D403 (Coordinator: Barbara)
Nov 12
Tuesday, 2:00 pm
[Special *FLASH* Seminar]
Michael Scheuerer, PSL Weather and Climate Physics Branch
Statistical Post-Processing of GEFS Forecasts for Precipitation [Abstract]

Cecile Penland, PSL Weather and Climate Physics Branch
Where does Randomness Come From and Does the Climate Really Care?[Abstract]

Room 2A305 (Coordinator: Barbara)
5 November 2014
Wednesday, 2:00 pm
Angeline Pendergrass, Advanced Studies Program Postdoctoral Fellow Climate and Global Dynamics Division National Center for Atmospheric Research
The Rain is Askew: Changes in the distributions of rain and vertical velocity. [Abstract]
Room 1D403 (Coordinator: Barbara)
Oct 28
Tuesday, 2:00 pm
[Special *FLASH* Seminar]
Katherine McCaffrey, PSL Weather and Climate Physics Branch
Observations of Oceanic and Atmospheric Turbulence: Four Datasets and Three Approaches [Abstract]

Juliana Dias, PSL Climate Analysis Branch
Influence of the Basic State Zonal Flow on Convectively Coupled Equatorial Waves[Abstract]

Room 2A305 (Coordinator: Barbara)
23 October 2014
Thursday, 2:00 pm
Daniel McEvoy & Justin Huntington, Desert Research Institute, Division of Atmospheric Science
Physical Based Evaporative Demand Anomalies as a Drought Metric: Historical Analysis and Seasonal Drought Prediction. [Abstract]
Room 1D708 (Coordinator: Madeline)
Oct 14
Tuesday, 2:00 pm
[Special *FLASH* Seminar]
Judith Perlwitz, PSL Climate Analysis Branch
Assessing Why the Arctic Troposphere has Warmed and its Linkages to Lower Latitudes [Abstract]

Laura Bianco and Irina Djalalova, Weather and Climate Physics Branch
A Ramp Tool and Metric to Measure the Skill of Numerical Weather Prediction Models at Forecasting Wind Ramp Events[Abstract]

Room 2A305 (Coordinator: Barbara)
Sep 30 2014
Tuesday, 2:00 pm
[Special *FLASH* Seminar]
Cathy Smith, PSL
Selection of Climate/Weather Datasets and Web Tools Available from PSL's Web and Data Group [Abstract]

Ellen Sukovich, PSL Water Cycle Branch
Extreme Quantitative Precipitation Forecast Performance at the Weather Prediction Center [Abstract]

Room 2A305 (Coordinator: Barbara)
24 September 2014
Wednesday, 3:00 pm
Lantao Sun,Climate and Global Dynamics Division National Center for Atmospheric Research
Atmospheric Circulation and Surface Climate Response to Projected Arctic Sea Ice Loss. [Abstract]
Room 1D403 (Coordinator: Barbara)
27 August 2014
Wednesday, 2:00 pm
Niklas Schneider, International Pacific Research Center and Department of Oceanography University of Hawaii at Manoa
The atmospheric response to weak sea surface temperature fronts. [Abstract]
Room 1D403 (Coordinator: Barbara)
Aug 26 2014
Tuesday, 2:00 pm
[Special *FLASH* Seminar]
Jim Wilczak, PSL Climate Physics Branch
NOAA Collaboration with the Wind Energy Industry: Results from the Wind Forecast Improvement Project (WFIP) [Abstract]

Matt Newman, PSL Climate Analysis Branch
Diagnosing subseasonal predictability of tropical anomalies[Abstract]

Room 2A305 (Coordinator: Barbara)
Aug 12 2014
Tuesday, 2:00 pm
[Special *FLASH* Seminar]
Randy Dole, PSL
The Making of an Extreme Event: Putting the Pieces Together [Abstract]

Robert Zamora, PSL Water Cycle Branch
The Influence of Soil Texture on Soil Water Storage in the North Fork American River Basin[Abstract]

Room 2A305 (Coordinator: Barbara)
7 August 2014
Thursday, 2:00 pm
Julia H. Keller,Deutscher Wetterdienst (DWD), Offenbach am Main, Germay
An eddy kinetic energy perspective on the downstream impact of tropical cyclones undergoing extratropical transition [Abstract]
Room 1D403 (Coordinator: Barbara)
16 July 2014
Wednesday, 10:00 am
Benjamin Green, National Science Foundation (NSF) Graduate Research Fellow, Ph.D. Candidate Department of Meteorology, The Pennsylvania State University
Sensitivity of Tropical Cyclone Simulations to Air-Sea Flux Parameterizations and Implications for Parameter Estimation [Abstract]
Room 1D403 (Coordinator: Madeline)
25 June 2014
Wednesday, 2:00 pm
Pingping Xie, NOAA Climate Prediction Center, and Mathematics
Reprocessed and Bias-Corrected CMORPH High-Resolution Global Precipitation: Estimates for Improved Weather, Climate, and Hydrometeorology Applications [Abstract]
Room 2A305 (Coordinator: Shawn)
25 June 2014
Wednesday, 10:00 am
James G. Brasseur, Professor of Mechanical Engineering, Biomedical Engineering, and Mathematics, The Pennsylvania State University
The Transition in Atmospheric Boundary Layer Turbulence Structure from Neutral to Moderately Convective Stability States [Abstract]
Room 1D403 (Coordinator: Madeline)
24 June 2014
Tuesday, 2:00 pm
[Special *FLASH* Seminar]
Valery Zavorotny, PSL Weather and Climate Physics Branch
Remote sensing using GNSS bistatic radar of opportunity [Abstract]

Chengmin Hsu, PSL Water Cycle Branch
Advancing the Parameter-elevation Regressions on Independent Slopes Model (PRISM) Using a Hierarchical Estimation Structure[Abstract]

Room 2A305(Coordinator: Barbara)
11 June 2014
Wednesday, 2:00 pm
Sally Langford,CIRES/ATOC, University of Colorado, BoulderThe role of SST anomalies, soil moisture and internal variability in decadal drought in western North America [Abstract]
Room 1D403 (Coordinator: Barbara)
4 June 2014
Wednesday, 1:30 pm
[Special *FLASH* Seminar]
Dave Kingsmill, PSL Water Cycle Branch
Validation of WRF Microphysics for Winter Storms Impacting the Complex Terrain of Northern California [Abstract]

Klaus Wolter, PSL Climate Analysis Branch
El NiƱo is knocking on our door - what can we expect in the U.S.?[Abstract]

Room 2A305(Coordinator: Barbara)
3 June 2014
Tuesday, 2:00 pm
Linyin Cheng, Center for Hydrometeorology and Remote Sensing University of California, Irvine Analysis of Non-stationary Spatio-Temporal Climatic Extremes [Abstract]
Room 1D403 (Coordinator: Barbara)
28 May 2014
Wednesday, 2:00 pm
Chris White, Churchill Fellow, University of Tasmania, Hobart, Australia,
The development and application of long-range forecasting of extreme events across Australia. [Abstract]
Room 1D403 (Coordinator: Barbara)
27 May 2014
Tuesday, 2:00 pm
[Special *FLASH* Seminar]
Jessie Creamean, PSL Water Cycle Branch
Dust and biological aerosols from the Sahara and Asia influence precipitation in the Western US [Abstract]

Taneil Uttal, PSL Weather and Climate Physics Branch
Observing the Arctic from the IASOA Observatories (Why does Taneil keep going to Siberia?) [Abstract]

Room 2A305(Coordinator: Barbara)
21 May 2014
Wednesday, 2:00 pm
David Keellings, Department of Geography, University of Florida,
Modeling Heat Waves using Extreme Value Analysis. [Abstract]
Room 1D403 (Coordinator: Barbara)
12 May 2014
Monday, 2:00 pm
[Special *FLASH* Seminar]
George Kiladis, PSL Climate Analysis Branch
Hot on the trail of the elusive eastward inertio-gravity wave [Abstract]

Sandy Starkweather, PSL Weather and Climate Physics Branch
International Arctic Systems for Observing the Atmosphere (IASOA) – A Portal for Discovery, a Platform for Pan-Arctic Collaboration [Abstract]

Room 2A305(Coordinator: Barbara)
30 Apr 2014
Wednesday, 1:30 pm
[Special *FLASH* Seminar]
Michael Alexander, PSL Climate Analysis Branch
Moisture pathways associated with Heavy Winter Precipitation in the Western US [Abstract]

Mimi Hughes, PSL Water Cycle Branch
Impacts of upstream terrain height and integrated water vapor transport angle on resultant precipitation during an inland-penetrating atmospheric river event. [Abstract]

Room 2A305(Coordinator: Barbara)
9 Apr 2014
Wednesday, 2:00 pm
[Special *FLASH* Seminar]
Gil Compo, PSL Climate Analysis Branch
Is the Pacific Walker Circulation changing in response to global warming? [Abstract]

Christopher Williams, PSL Weather and Climate Physics Branch
Using Ground-Based Observations to Validate Assumptions used in Satellite Rainfall Retrieval Algorithms. [Abstract]

Room 2A305(Coordinator: Barbara)
7 Apr 2014
Monday, 1:00 pm
Ted Shepard, University of Reading in the U.K,
How predictable is the atmospheric circulation response to climate change. [Abstract]
Room 1D403 (Coordinator: Barbara)
2 Apr 2014
Wednesday, 2:00 pm
[Special *FLASH* Seminar]
Prashant D. Sardeshmukh, PSL Climate Analysis Branch
Is global warming significantly affecting daily weather extremes. [Abstract]

Christopher W. Fairall, PSL Weather and Climate Physics Branch
Ship-based Observations of Turbulence and Stratocumulus Cloud Microphysics in the SE Pacific Ocean from the VOCALS Field Program. [Abstract]

Room 1D403 (Coordinator: Barbara)
21 Feb 2014
Friday, 3:00 pm
Jessica Lundquist, Associate Professor, Civil and Environmental Engineering Department, University of Washington
Improving Spatial Precipitation Estimates in Complex Terrain Using Streamflow and Snow Observations. [Abstract]
Room 1D403 (Coordinator: Shawn)
19 Feb 2014
Wednesday, 2:00pm
John Albers, National Science Foundation Fellow, NOAA/ESRL PSL
Relative Roles of Gravity and Planetary Waves in Vortex Preconditioning Prior to Sudden Stratospheric Warmings [Abstract]
Room 1D403 (Coordinator: Babs)
15 Jan 2014
Wednesday, 1:30 pm
Dr. Jeffrey S. Whitaker, NOAA Earth System Research Laboratories, Boulder, CO
Using Ensemble Forecasts to Improve Data Assimilation for Weather Prediction. [Abstract]
Room GC402

Special Sustainable Energy and Atmospheric Sciences Seminar
7 Jan 2014
Tuesday, 1:00 pm
Lili Lei NCAR: Boulder, CO
Validation of a New Algorithm for Empirical Localization of Observations for Ensemble Kalman Filter Data Assimilation in Global and Regional Atmospheric Models [Abstract]
Room 1D403 (Coordinator: Babs)
 *FLASH* Seminars: A series of short, informal (20 minute talks, 10 minute discussions) designed to highlight recent PSL research.

Past seminars: 1996-2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014