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Atlantic 2021 season

Tropical Storm Peter (2021)

Tropical Storm Peter never reached hurricane strength — it peaked at 52 mph sustained winds and was active from Sep 19, 2021 to Sep 22, 2021.

Storm facts

Peak statusTropical storm
Max sustained winds45 kt / 52 mph / 83 km/h
Minimum central pressure1005 mb
Active datesSep 19, 2021 – Sep 22, 2021
Accumulated cyclone energy (ACE)1.8
Documented landfalls0

Every value on this page is taken directly from the NHC HURDAT2 best-track record for Peter 2021. Nothing is estimated. The best-track table below shows one entry per day at 00:00 UTC; the full six-hourly record lives in the HURDAT2 database.

Best-track table (daily, 00:00 UTC)

DateStatusMax windsPosition
Sep 19, 2021Tropical depression30 kt (56 km/h)16.4N 52.7W
Sep 20, 2021Tropical storm45 kt (83 km/h)18.4N 58.0W
Sep 21, 2021Tropical storm45 kt (83 km/h)19.6N 62.3W
Sep 22, 2021Tropical depression30 kt (56 km/h)20.6N 65.2W

Read this like a pro

Wind speeds above are in knots, the unit NHC uses in HURDAT2. For what a Category 1 wind field actually does, see hurricane categories explained; for why the wind number alone never tells the danger story, see storm surge vs. flooding.