---
cited_by: []
definition: A subtropical cyclone in which the maximum sustained surface wind speed (using the U.S. 1-minute average) is 34 kt (39 mph or 63 km/hr) or more.
href: https://data.globalchange.gov/gcmd_keyword/ca133c4d-9751-4b92-a1ec-013ef625ad7b.yaml
identifier: ca133c4d-9751-4b92-a1ec-013ef625ad7b
label: SUBTROPICAL STORM
parent_identifier: edfe982b-a5bb-4001-83fa-f46f90f69b79
uri: /gcmd_keyword/ca133c4d-9751-4b92-a1ec-013ef625ad7b