PPT-An evaluation of precipitation forecasts

during November 1215 2015 and November 1619 2015 Robert Conrick Qi Zhong and Cliff Mass University of Washington Pacific NW Weather Workshop 2017 Cases November 1215 2015. Hydrologic Applications and Extension to Ensembles. Barbara Brown. 1. , Edward Tollerud. 2. , . Tara Jensen. 1. , and Wallace Clark. 2. 1. NCAR, USA. 2. NOAA Earth System Research Laboratory, USA . bgb@ucar.edu. 8, 2013. Steve Baxter. Monthly Climate Review. January 2013. ENSO. Sea surface temperatures were . near to slightly below . normal across most of the equatorial Pacific.. ENSO neutral conditions persist.. Molly Smith, Ryan Torn, . Kristen . Corbosiero. , and Philip . Pegion. NWS Focal Points: . Steve . DiRienzo. . and Mike . Jurewicz. . WFO . BGM Sub-Regional Workshop . 23 September, 2015. Motivation. Dan Bikos, Edward Szoke, Steven Miller, Stanley Kidder, Christian Kummerow,. . Cindy Combs,. Scott Longmore. . *. Paula Brown. Cooperative Institute for Research in the Atmosphere (CIRA). *. Department of Atmospheric Science. of observationally . based, high resolution. . gridded data sets over the continental United States. Ruben . Behnke. – UMT Missoula, UW Madison. Andrew . Allstadt. – UW Madison. Jared . Oyler. What it does and does not do. Figure showing current system. Coarse resolution. 25km, daily. Satellite and . global data only. 7-day forecast. Deterministic – single forecast. Stream discharge only. Thomas Galarneau. Department of Hydrology and Atmospheric Sciences, University of Arizona. Research support provided by CW3E. Overview and Motivation. Record-breaking 2016-2017 water year for Northern California after several years of drought. Ali Stevens, Annarita Mariotti, Dan Barrie, Heather Archambault, Emily Read. Climate Program Office. Contact: alison.stevens@noaa.gov. NMME/SubX Science Meeting. September 13-15, 2017. **Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Oceanic and Atmospheric Administration.. Chief, Global Climate and Weather Modeling Branch. Based on Work Done by EMC DA, Land Surface, Ensembles, Waves and Hurricane Teams and GCWMB. EMC CCB (Decisional Brief) . March 8, 2016. GDAS/GFS V13.0.0 Upgrades for 2016. Chief, Global Climate and Weather Modeling Branch. NCEP/EMC. March 17, 2016. Decisional Brief to NCEP Director. GDAS/GFS V13.0.0 Upgrades for Q3FY2016. 1. GDAS/GFS upgrade. Project Status as of: 3/17/2016. Tom Hamill. NOAA/ESRL Physical Sciences Division. tom.hamill@noaa.gov. (303) 497-3060. also: Trevor Alcott, Mark . Antolik. , James Brown, Mike Charles, Dan Collins, Mark . Fresch. , Kathryn Gilbert, Hong Guan, Hank Herr, Wallace . Artificial rain making.. Process of Precipitation:. Precipitation is caused by condensation of water . vapours. of the air mass. . The ascending air mass with sufficient amount of water . vapours. becomes saturated due to adiabatic cooling. Condensation of water . Tom Hamill. NOAA Earth System Research Lab, Physical Sciences Division, Boulder CO USA. tom.hamill@noaa.gov. +1 (303) 497-3060. Presentation to US-UK-Canada postprocessing group, 1 May 2019. 1. Problem statement. Kengo. . Matsubayashi. Japan Meteorological Agency. The Met Office. Outline. Motivation. Observation and evaluation method. Evaluation result. Summary. In many convection schemes, water substances are empirically modelled..