Bill was a TS Atlantic tropical cyclone that existed from June 13 to June 16, 2021 (4 days). It reached peak winds of 63 mph (55 kt) and a minimum central pressure of 992 mb.
The National Hurricane Center's official post-storm analysis is published as a detailed PDF report — meteorological history, casualties, damage assessment, forecast performance, and synoptic discussion.
Read NHC's full report on Bill → (opens at nhc.noaa.gov)| Time (UTC) | Status | Lat | Lon | Winds (kt) | Pressure (mb) | Record |
|---|---|---|---|---|---|---|
| 2021-06-13 18:00 | LO | 31.90 | -78.10 | 20 | 1008 | |
| 2021-06-14 00:00 | LO | 32.50 | -77.10 | 20 | 1007 | |
| 2021-06-14 06:00 | TD | 33.20 | -75.90 | 25 | 1006 | |
| 2021-06-14 12:00 | TD | 34.00 | -74.50 | 30 | 1005 | |
| 2021-06-14 18:00 | TS | 34.90 | -72.80 | 35 | 1003 | |
| 2021-06-15 00:00 | TS | 36.00 | -70.80 | 40 | 1000 | |
| 2021-06-15 06:00 | TS | 37.60 | -67.80 | 50 | 996 | |
| 2021-06-15 12:00 | TS | 39.40 | -64.00 | 55 | 992 | |
| 2021-06-15 18:00 | TS | 40.90 | -60.80 | 45 | 997 | |
| 2021-06-16 00:00 | EX | 42.50 | -57.90 | 35 | 1002 |
Source: NOAA National Hurricane Center HURDAT2 best-track database (nhc.noaa.gov/data). Data is in the public domain. Best-track positions and intensities are post-storm reanalysis estimates and may differ from real-time advisories.