Related by context. Frequent words. (Click for all words.) 63 tropospheric 60 supercells 59 polar vortex 58 convective 57 substorm 56 geomagnetic storms 55 phytoplankton blooms 54 magnetic reconnection 54 El Niños 54 ITCZ 53 geomagnetic 53 upwellings 53 atmospheric turbulence 53 perturbation 53 hydrological cycle 52 auroral 52 ionospheric 52 insolation 52 aerosol particles 51 supercell 51 microbursts 51 mid latitudes 51 perturbations 51 poleward 50 tornadic activity 50 ocean salinity 50 oscillations 50 ridging 50 mesosphere 50 cumulus clouds 50 atmospheric circulation 50 La Nina phenomenon 50 airflows 50 coronal 49 Earth magnetosphere 49 equatorial Pacific Ocean 49 geomagnetic field 49 doppler 49 eastern equatorial Pacific 49 tornadic 49 oscillatory 49 SSTs 49 solar flares 49 arousals 49 equatorial Pacific 49 La Nina pattern 49 magnetosphere 49 vertical wind shear 49 Solar flares 48 cyclonic circulation 48 dewpoints 48 Polar Regions 48 X ray emission 48 easterlies 48 temperature inversions 48 solar irradiance 48 amplitudes 48 El Nino warming 48 decoherence 48 El Ninos 48 ultraviolet wavelengths 48 sunspot activity 48 substorms 48 geomagnetic storm 48 irradiance 48 dynamical 48 cyclonic 48 oscillation 47 northeasterly wind 47 cloudiness 47 photoluminescence 47 storminess 47 temperature inversion 47 solar corona 47 CMEs 47 NASA Aqua 47 pulsations 47 MJO 47 stratospheric ozone 47 central equatorial Pacific 47 TRMM 47 Isolated thunderstorms 47 cosmic ray 47 QuikSCAT 47 thunder storms 47 La Nina cooling 47 climatological 46 dispersive 46 aurorae 46 precip 46 cirrus clouds 46 fluxes 46 nonlinearity 46 El Nino phenomenon 46 atmospheric CO 46 anisotropy 46 ragweed pollen 46 drier summers 46 sunspots 46 evapotranspiration 46 ENSO