Atlantic 2020 season
Tropical Storm Arthur (2020)
Tropical Storm Arthur never reached hurricane strength — it peaked at 63 mph sustained winds and was active from May 16, 2020 to May 21, 2020.
Storm facts
| Peak status | Tropical storm |
|---|---|
| Max sustained winds | 55 kt / 63 mph / 102 km/h |
| Minimum central pressure | 989 mb |
| Active dates | May 16, 2020 – May 21, 2020 |
| Accumulated cyclone energy (ACE) | 1.8 |
| Documented landfalls | 0 |
Every value on this page is taken directly from the NHC HURDAT2 best-track record for Arthur 2020. 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)
| Date | Status | Max winds | Position |
|---|---|---|---|
| May 17, 2020 | Tropical storm | 35 kt (65 km/h) | 28.9N 78.0W |
| May 18, 2020 | Tropical storm | 40 kt (74 km/h) | 31.9N 77.0W |
| May 19, 2020 | Tropical storm | 50 kt (93 km/h) | 36.2N 73.1W |
| May 20, 2020 | Extratropical | 50 kt (93 km/h) | 36.2N 66.8W |
| May 21, 2020 | Extratropical | 40 kt (74 km/h) | 32.8N 65.0W |
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.