what do you mean by 800 hpa,700hpa,900hpa and 850hpa?

]]>https://community.windy.com/topic/39363/hpaRSS for NodeWed, 19 Aug 2026 18:41:06 GMTFri, 04 Apr 2025 16:27:29 GMT60@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

]]>https://community.windy.com/post/209738https://community.windy.com/post/209738Fri, 04 Apr 2025 16:39:38 GMT