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what do you mean by 800 hpa,700hpa,900hpa and 850hpa?
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@TUSHAR-Naik
hPa stands for hectoPascal.
Is a unit of (atmospheric) pressure equal to a millibar.
Standard pressure at sea level is 1013hPa.
850 hPa lies at aprox. 5000ft (1500m high) ... 700 hPa at 10000ft etc
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