Presentation on theme: "10/12/20141 Part 13. 10/12/20142 Week 16, 17, 18 and 19 The Atmosphere Modules 3, 4, 7 and 8 in AP The study of the Air and the Atmosphere and how we."— Presentation transcript:
10/12/20142 Week 16, 17, 18 and 19 The Atmosphere Modules 3, 4, 7 and 8 in AP The study of the Air and the Atmosphere and how we measure them Movement of the Atmosphere - Air Masses, Winds and Storms Weather Prediction 2 Next test: Week 19 T Jan 23/25 - covers the atmosphere and hydrosphere Week 20 A Jan 30 - I will be away - analysis exercise U of IL - Wx Course Lyndon State Course
10/12/20143 Prep Questions Week 16 –(1) What role does the sun play in causing seasons and the weather? –(2) What is the composition of the air? –(3) What is the role of each component? Week 17 –(1) What are the 5 layers of the atmosphere? –(2) What is temperature? –(3) What is Ozone hole? Week 18 –(1) What factors influence the weather? –(2) What are the weather elements? Week 19 –(1) What are the factors that cause precipitation? –(2) What are the differences and common characteristics of a thunderstorm, tornado, hurricane and a nor'easter low pressure system?
10/12/20144 Current Weather Review http://hss-1.us/phys-sci/Weather-Information.htm Radar/SatUS Radar US Radar NWS Goes Sat Page US Sat IR NRL Sat US Sat Vis NY VIS SfcSfc Analysis NWSAnalysis NWS Surface Plots Surface 12 Hour Fcst Surface 24 Hour FcstSurface 36 Hour Fcst Surface 48 Hr Fcsts Emergency CURRENT SVR Wx RADAR National Weather Situation Page http://www.VueTOO.c om Severe Weather Alert Link Your Local Forecast Local Fcsts Rome NY 43.23°N 75.46°W Rome Griffiss Airfield Lat: 43.23 Lon: -75.41 Elev: 504 ft Lat/Lon: 43.23°N 75.46°W Elevation:482 BGM Discussion Wx MapsNAMGFS1. GFSx -Upper 2.GFSx-MRF- Precip Long Range NWS Model ECMWFCPCDatastreme ClimoSYR CLIMOCLIMO STAT CNYALB CLIMO Other NASA Solar Science Solar-Sun Spot-Space- Wx Sun & Moon Rise & Set TablesMoon Phases Your Sky Start Charts Tides MaineNOAA Space WxForecast Central
10/12/20145 Small Scale dynamics and Regional and Local Scale Influence on Weather Scales of Motion and Balance of Forces –Global - synoptic scale –Mesoscale alpha, beta and gamma –Microscale Types of local forcing –Land - water –Terrain –Heat Island and related influences –Islands
10/12/20146 Cascade of Energy of Wind Big whorls have little whorls, Which feed on their velocity; And little whorls have lesser whorls, And so on to viscosity. Lewis Richardson 1922
10/12/20147 Long Waves Jet Streams “Weather Map” Scale Low Press Systems Mid-Lat. Cyclones Tropical Storms Hurricanes Thunderstorm Complexes Lines, Bands Thunderstorm Cells Turbulence Time Scale Weeks Days Hours Minutes Seconds Size Scale 2000+ mi Global 2000 mi Synoptic (U.S.) 200 mi Mesoscale (State) 1 mi Micro Tornadoes Downbursts 1 foot Note - nor'easter and hurricanes temporarily reverses the flow. Big whorls have little whorls, Which feed on their velocity; And little whorls have lesser whorls, And so on to viscosity. Lewis Richardson 1922
10/12/20148 Planetary Synoptic Meso Large Meso Small Micro Jet Stream Low Pres Sys Tstm Complex Supercell Turbulence 2K Mi 3.2K-km 1K Mi 1.6K-km 500 mi 800 km 100 mi 160 Km 200 mi 320 km 1 mi 1.6 km 10 ft 3 m NREL Video