A Statistical Analysis of Certain Problems of Extended Weather Forecasting |
Common terms and phrases
5-DAY MEAN CHARTS Anticyclone AVERAGE DEPARTURES AVERAGE SEA-LEVEL PRESSURE cell centers charts and profiles charts having M-M CHARTS HAVING M-MZ.W coefficients obtained computed departures from normal five-day mean charts five-day mean pressure forecast four quadrants geostrophic wind Icelandic Low index value group indices between 1.00 km M-M Z. W. km Z. W. lag correlation less than 1.00 m/sec max-min zonal indices mean pressure charts MEAN SEA-LEVEL PRESSURE meridional flow middle latitudes multiple correlation normal at 20°N Northern Hemisphere NUMBER OF PERIODS obtained by correlating periods lag polar easterlies positive correlation pressure patterns QII & QII QII plus QIV QII QIV Mod QII QIV Z.W. QIV M-M Z.W. QIV QIV QIV QIV ZW Quadrant Indices quadrant profiles QUANTITY I QUANTITY QUANTITY II NUMBER regression equations SEA-LEVEL PRESSURE CHANGE type charts types of westerly types of zonal Weekly Pressure Change winters Z.W. Departure zonal westerly index