Southwest monsoon

E73171
climate phenomenon monsoon system seasonal wind system

The Southwest monsoon is a seasonal wind and rainfall system that brings warm, moisture-laden air from the Indian Ocean and Arabian Sea to South Asia, producing the region’s primary rainy season.

Jump to: Surface forms Statements Referenced by

Observed surface forms (2)

Surface form Occurrences
Indian summer monsoon 2
Khareef monsoon 1

Statements (48)

Predicate Object
instanceOf climate phenomenon ⓘ
monsoon system ⓘ
seasonal wind system ⓘ
affectsRegion People's Republic of Bangladesh (from East Pakistan) ⓘ
surface form: Bangladesh

Bhutan ⓘ
India ⓘ
South Asia ⓘ
surface form: Indian subcontinent

Myanmar ⓘ
Nepal ⓘ
Pakistan ⓘ
South Asia ⓘ
Sri Lanka ⓘ
alsoKnownAs summer monsoon of South Asia ⓘ
associatedWith low-pressure systems over the Bay of Bengal ⓘ
monsoon depressions ⓘ
monsoon trough ⓘ
brings heavy rainfall ⓘ
moisture-laden air ⓘ
warm air ⓘ
canCause floods ⓘ
landslides ⓘ
riverine flooding ⓘ
characterizedBy cloudy conditions ⓘ
high humidity ⓘ
persistent rainfall over several weeks ⓘ
criticalFor Kharif cropping season in India ⓘ
drivenBy differential heating of land and ocean ⓘ
seasonal reversal of winds ⓘ
importanceFor agriculture in South Asia ⓘ
hydropower generation in South Asia ⓘ
water resources in South Asia ⓘ
influencedBy El Niño–Southern Oscillation ⓘ
Himalayan orography ⓘ
Indian Ocean Dipole ⓘ
Intertropical Convergence Zone position ⓘ
surface form: Intertropical Convergence Zone

Tibetan Plateau heating ⓘ
monitoredBy India Meteorological Department ⓘ
onsetTypicalMonth June ⓘ
oppositePhase Northeast monsoon ⓘ
primaryRainySeasonFor South Asia ⓘ
season summer ⓘ
sourceRegion Arabian Sea ⓘ
Bay of Bengal ⓘ
Indian Ocean ⓘ
typicalOnsetDescription onset over Kerala marks the beginning of the monsoon season in India ⓘ
typicalOnsetLocation Malabar Coast ⓘ
surface form: Kerala coast
windDirectionOverIndia southwest to northeast ⓘ
withdrawalTypicalMonth September ⓘ

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Arabian Sea → climateInfluencedBy → Southwest monsoon ⓘ
Salalah → climateInfluencedBy → Southwest monsoon ⓘ
this entity surface form: Khareef monsoon
Tibetan Plateau → influences → Southwest monsoon ⓘ
this entity surface form: Indian summer monsoon
Indian Monsoon Current → relatedTo → Southwest monsoon ⓘ
this entity surface form: Indian summer monsoon
Amini → subjectTo → Southwest monsoon ⓘ
Bay of Bengal → subjectTo → Southwest monsoon ⓘ