School of Meteorology Colloquium Assessing Dual-Doppler Vertical Velocity Retrievals from Rapid-Scan Radar Data Joshua Gebauer Thursday, December 3rd 8:00 am Join Google Meet: https://meet.google.com/qhg-ufze-axf Vertical velocity is the most difficult wind component to accurately retrieve from dual-Doppler observations. In recent, years it has been proposed to use a vertical vorticity […]
Weather and Climate Systems Seminar Local Greenhouse Gases (GHGs) mixing evaluation with single-column WRF-VPRM Qingyu Wang Wednesday, December 2nd 3:00 pm Join Google Meet: https://meet.google.com/ssf-prpz-fqa Previous studies reveal column-averaged carbon dioxide (XCO2) simulations from the Vegetation Photosynthesis and Respiration Model (VPRM) coupled with WRF have regional mismatches compared to OCO-2 measurements in the contiguous US […]
School of Meteorology MS Thesis Defense A 13-year Trajectory-Based Analysis of Convection-Driven Changes in Upper Troposphere Lower Stratosphere Composition over the United States Emily Tinney Tuesday, December 1, 2020 11:00 am CST Join Zoom: https://oklahoma.zoom.us/j/93970293102?pwd=QTBoWVN4ZGZoMUNoWThtSndUdHBRZz09 Join our Cloud HD Video Meeting Zoom is the leader in modern enterprise video communications, […]
Jiafen Hu Test of Different Transformation Functions to Hydrometeor and Water Vapor Mixing Ratios for Direct Variational Assimilation of Radar Reflectivity Data Location: https://meet.google.com/ksh-txvg-kni Date: 2020/11/20 Time: 3:00 PM Series: Convective Meteorology (Mesoscale Dynamics) Abstract: There are many issues arose from using highly nonlinear radar reflectivity forward observation operator in three-dimensional variational data assimilation methods (3DVAR), […]
School of Meteorology MS Thesis Defense Evaluation of Flash Drought Criteria Component Stuart Edris Friday, November 20th 8:00 am Join Zoom Meeting https://oklahoma.zoom.us/j/92299356131?pwd=bis4V21ySHFyT3FmQkh3U29MNnp1Zz09 Join our Cloud HD Video Meeting Zoom is the leader in modern enterprise video communications, with an easy, reliable cloud platform for video and audio conferencing, chat, and […]
School of Meteorology MS Thesis Defense Potential Predictability and Impacts of Subseasonal Extreme Precipitation Events in the United States Melanie Schroers Thursday, November 19th 2:00pm Join Google Meet: https://meet.google.com/hjt-mbix-mxi Prediction of climate extremes at the S2S time scale has become a large topic of conversation between researchers and decision makers. Long duration precipitation […]
Convective Meteorology (Mesoscale Dynamics) Seminar Assimilating Unmanned Aerial System (UAS) Observations into NSSL’s Warn-on-Forecast System (WoFS) to Improve Forecasts of QLCSs Kelsey Britt Friday, November 13th, 2020 3:00 pm Join Google Meet: https://meet.google.com/ksh-txvg-kni The Warn-on-Forecast (WoF) project strives to produce accurate, short-term, probabilistic forecasting guidance for severe convective events and their […]
Name: Tyler Green Title: Impact of Assimilating WSR-88D Radar Observations for the Analysis and Prediction of the Eyewall Replacement Cycle for Hurricane Matthew (2016) using the HWRF hybrid EnVar System Location: https://meet.google.com/ksh-txvg-kni Date: 2020/11/06 Time: 03:00 PM Series: Convective Meteorology (Mesoscale Dynamics) Abstract: As hurricane Matthew paralleled the east coast of Florida on October 6th-7th, its […]
School of Meteorology Colloquium Flash Droughts: A Local to Global Analysis of Rapid Drought Intensification and their Associated Impacts Jordan Christian Friday, November 6th 2:00pm Central Time (US and Canada) Join Zoom Meeting https://oklahoma.zoom.us/j/94939613708?pwd=b00wcy9YajRtRXB5bzcxcC9UL0djUT09 Meeting ID: 949 3961 3708 Passcode: 02824954 Flash drought is characterized by the rapid intensification toward drought conditions and is […]
Weather and Climate Systems Seminar Assessment of Stratospheric Waves Activity Associated with the MJO During QBO Phases Sadiksha Rai Wednesday, November 4th 3:00pm Join Google Meet: https://meet.google.com/ssf-prpz-fqa Madden-Julian Oscillation (MJO) and Quasi-Biennial Oscillation (QBO) are known to provide sources of sub-seasonal to seasonal predictability, yet their dynamics and interactions are not fully […]
