Abstract: No Abstract Available

Abstract: The diurnal rainfall variation in northeast Brazil is investigated for the period 1961?70. Most coastal areas are found to experience a nocturnal maximum in rainfall activity. probably due to convergence between the mean ...

Abstract: Surface observations for the 10-year period 1961?70 are analyzed for occurrences of fronts in North-east Brazil. Cold fronts, or their remains, are found to enter the Northeast throughout the year. The southern part of the ...

Abstract: No abstract available.

Abstract: No abstract available.

Abstract: During February?March 1981, striking contrasts existed in the rainfall distribution over most of Brazil and in the atmospheric circulation features over South America and the North and South Atlantic Oceans. Drier than ...

Abstract: No abstract available.

Abstract: The annual cycle occupies a unique position in the spectra of meteorological time series. This cycle and its first three harmonics are extracted from the series as a seasonal cycle. The distributions of the annual and ...

Abstract: The evolution of oceanic and atmospheric anomaly fields for the period prior to and during the 1986?87 El Niño/Southem Oscillation (ENSO) is presented. A comparison is made between the 1986?87 ENSO and other warm episodes ...

Abstract: A study is made of the spatial correlation of interdiurnal surface pressure variations in Brazil. Pressure oscillations that occur in southern Brazil, associated with midlatitude synoptic systems, are shown to be positively ...