The Madden–Julian Oscillation (MJO) is an eastward-moving pulse of clouds, rainfall, winds and pressure that propagates through the tropics.
November 24, 2025
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The MJO is an intraseasonal tropical climate pattern that can modulate global weather.
The Madden-Julian Oscillation (MJO) is an eastward-moving pulse of clouds, rainfall, winds, and pressure.
high
definition
Description of the MJO as a tropical intraseasonal variability mode.