Session 11 Forecasting of Extreme Precipitation Events: Atmospheric Rivers

Wednesday, 19 July 2023: 2:00 PM-3:30 PM
Madison Ballroom A (Monona Terrace)
Host: 32nd Conference on Weather Analysis and Forecasting
Cochairs:
Joe Koval, Advanced Data Assimilation and Predictability Techniques Research Group, Penn State Department of Meteorology and Atmospheric Science, University Park, PA and Jason M. Cordeira

Papers:
2:00 PM
11.1
Atmospheric River Reconnaissance in Water Year 2023 – A Research and Operations Partnership
Anna M. Wilson, SIO, Durham, NC; and M. M. Ralph, V. S. Tallapragada, C. Davis, L. Delle Monache, J. D. Doyle, F. Pappenberger, C. A. Reynolds, A. C. Subramanian, D. Lavers, L. Centurioni, J. S. Haase, B. Cao, J. M. Cordeira, B. Kawzenuk, E. Knappe, A. Lundry, A. C. Michaelis, R. Rickert, S. C. Roj, J. J. Rutz, R. D. Torn, X. Wu, and M. Zheng

2:15 PM
11.2
Near-Real-Time Data Impact Studies for Extreme Precipitation Events during Atmospheric River Reconnaissance Program using NCEP Operational Global Forecast System
Vijay S. Tallapragada, NOAA/NWS/Environmental Modeling Center, College Park, MD; and X. Wu and M. M. Ralph

2:30 PM
11.3
Application of Ensemble Sensitivity during the 2022/2023 AR-Recon Season
Ryan D. Torn, Univ. at Albany, Albany, NY

2:45 PM
11.4
Evaluation of Weather Forecast Errors during Major Atmospheric River Sequences Impacting California during Winter 2022-2023
Rachel R. Weihs, Center for Western Weather and Water Extremes, Scripps Institution of Oceanography, Univ. of California San Diego, San Diego, CA; and S. C. Roj, L. DeHaan, N. R. Mascioli, D. Reynolds, J. M. Cordeira, C. Grudzien, D. F. Steinhoff, L. Delle Monache, and M. M. Ralph

3:00 PM
11.5
Drought-Alleviating Heavy Precipitation in California During Winter 2022–2023
Lance F. Bosart, Univ. at Albany, Albany, NY

3:15 PM
11.6
An Overview of a Heavy Precipitation Event over California in October 2021: Roles of an Extreme Atmospheric River and Explosive Extratropical Cyclone
Clinton Alden, Univ. of California San Diego, Center for Western Weather and Water Extremes, La Jolla, CA; and M. Zheng, M. M. Ralph, Z. Zhang, and L. Delle Monache

Recorded Presentation
- Indicates paper has been withdrawn from meeting
- Indicates an Award Winner
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