PDF-Southern Oscillation (ENSO) Update

1 El Ni. Daniel Nielsen. Motivation/Goals. Existence of year-to-year variability in tornado count. Bias toward recent years due to increased storm spotting capabilities. Improvements in radar network and deployment of NEXRAD. What is the impact of ENSO Cycle?. Suzanne Fortin. Recent Annual Severe Weather Climatology. Distribution of of Severe Events During the Cold Season. Analysis of Severe Events and ENSO Cycle. Significance of ENSO Cycle to Severe Incidence. NORMAL. :. - Easterly trade winds between ± 30° latitude (Coriolis Force). - Sea Surface Height slant to west. - Warm basin in W. Pacific. - Cool surface in E. (upwelling H. Atmospheric-Science Seminar. Colin Raymond. October 2014. Outline. What We Know (IPCC Report). What We Don’t Know [Yet] (Jain & . Lall. 2001). Case Study (. Martius. et. al. 2013). What We Know. C. hanging Climate. CLIVAR Research Focus Group. Co-chairs: Eric Guilyardi (IPSL, NCAS-Climate), Andrew Wittenberg (GFDL) . With contributions from:. Mat Collins (Uni Exeter), Wenju Cai (CSIRO), Tony . ENSO and the PDO. Michael Alexander. Earth System Research Lab. http://www.cdc.noaa.gov/people/. michael.alexander. /publications/. Data Coverage from Ships of Opportunity. % of months with at least . Suzanne Fortin. Cold season severe weather climatology . Outline. Recent Annual Severe Weather Climatology. Distribution of of Severe Events During the Cold Season. Analysis of Severe Events and ENSO Cycle. Madeline Frank. EAS 4480. Course Project. April 2016. Goals. 4 Ocean Basins:. . North Atlantic, East Pacific, West Pacific, . Indian. Determine the relationship (if any) between active and/or inactive tropical cyclone years among 4 Ocean basins. Simulation and Impact on ENSO Prediction. Kathy Pegion. University of Colorado/CIRES & NOAA/ESRL/PSD. Michael Alexander. NOAA/ESRL/PSD. NPO in NDJ (-1). . . . . Winds & Heat Flux. Does having a La Nina. Impact . Severe Weather Frequencies?. What We Will Look At. Tornadoes frequency since 1950. Trends of Tornadoes since 1950. Mean Number of Tornadoes by Phases of ENSO. Tornado Frequency as a function of ENSO phase. SO 442 . – . Tropical Meteorology. Space and time-scales of dynamical atmospheric processes. SOURCE: UCAR. Climate. : PDO. Years. : ENSO. Seasons:. Monsoons. Months/Weeks:. MJO. Atmospheric Scales of Motion. .”. Model composites (method . etc. ) 6 slides. Comparison real time forecast to those composites. ENSO Precipitation and Temperature Forecasts in the NMME: Composite Analysis and Verification. Li-Chuan Chen. Pages 484-487. EL NINO. . Go to this website and read this background information first:. http://oceanservice.noaa.gov/facts/ninonina.html. You may need to come back to this website to fill in any notes that you missed. Past and Present. Art McDonald. Queen’s University. And. SNOLAB. 1940’s to 1960’s:. Neutrino oscillations were proposed by . Pontecorvo. in 1957 motivated by initial reports of measurements by Davis with a Chlorine detector at a reactor. At that point, the transitions being considered were electron neutrino to electron anti-neutrino..