Four was a TD Atlantic tropical cyclone that existed from October 7 to October 16, 2006 (10 days). It reached peak winds of 34 mph (30 kt) and a minimum central pressure of 1007 mb.
| Time (UTC) | Status | Lat | Lon | Winds (kt) | Pressure (mb) | Record |
|---|---|---|---|---|---|---|
| 2006-10-07 18:00 | DB | 11.30 | -159.00 | 25 | 1009 | |
| 2006-10-08 00:00 | DB | 11.30 | -159.40 | 25 | 1009 | |
| 2006-10-08 06:00 | DB | 11.30 | -159.60 | 25 | 1009 | |
| 2006-10-08 12:00 | DB | 11.30 | -159.80 | 25 | 1009 | |
| 2006-10-08 18:00 | DB | 11.20 | -159.90 | 25 | 1009 | |
| 2006-10-09 00:00 | DB | 11.10 | -160.00 | 25 | 1009 | |
| 2006-10-09 06:00 | DB | 10.90 | -160.20 | 25 | 1009 | |
| 2006-10-09 12:00 | DB | 10.60 | -160.30 | 25 | 1008 | |
| 2006-10-09 18:00 | DB | 10.20 | -160.50 | 25 | 1008 | |
| 2006-10-10 00:00 | DB | 9.90 | -160.90 | 25 | 1008 | |
| 2006-10-10 06:00 | DB | 9.40 | -161.10 | 25 | 1009 | |
| 2006-10-10 12:00 | DB | 9.00 | -161.40 | 25 | 1010 | |
| 2006-10-10 18:00 | DB | 8.90 | -161.80 | 25 | 1010 | |
| 2006-10-11 00:00 | DB | 8.80 | -162.20 | 25 | 1010 | |
| 2006-10-11 06:00 | DB | 8.60 | -162.60 | 25 | 1010 | |
| 2006-10-11 12:00 | DB | 8.40 | -163.00 | 25 | 1010 | |
| 2006-10-11 18:00 | DB | 8.40 | -163.60 | 25 | 1010 | |
| 2006-10-12 00:00 | DB | 8.70 | -164.10 | 25 | 1008 | |
| 2006-10-12 06:00 | DB | 9.00 | -164.80 | 25 | 1008 | |
| 2006-10-12 12:00 | DB | 9.30 | -165.80 | 25 | 1008 | |
| 2006-10-12 18:00 | DB | 9.80 | -166.50 | 25 | 1008 | |
| 2006-10-13 00:00 | DB | 10.90 | -166.90 | 25 | 1008 | |
| 2006-10-13 06:00 | DB | 12.00 | -166.90 | 25 | 1008 | |
| 2006-10-13 12:00 | DB | 12.90 | -166.70 | 25 | 1008 | |
| 2006-10-13 18:00 | TD | 13.70 | -166.30 | 30 | 1007 | |
| 2006-10-14 00:00 | TD | 13.80 | -166.00 | 30 | 1007 | |
| 2006-10-14 06:00 | TD | 13.50 | -165.70 | 30 | 1007 | |
| 2006-10-14 12:00 | TD | 13.00 | -165.50 | 25 | 1007 | |
| 2006-10-14 18:00 | DB | 12.30 | -165.70 | 20 | 1008 | |
| 2006-10-15 00:00 | DB | 11.90 | -165.30 | 20 | 1007 | |
| 2006-10-15 06:00 | DB | 11.70 | -164.80 | 20 | 1007 | |
| 2006-10-15 12:00 | DB | 11.80 | -163.80 | 20 | 1007 | |
| 2006-10-15 18:00 | DB | 12.00 | -162.70 | 20 | 1007 | |
| 2006-10-16 00:00 | DB | 12.70 | -161.30 | 20 | 1007 | |
| 2006-10-16 06:00 | DB | 13.30 | -161.00 | 20 | 1007 | |
| 2006-10-16 12:00 | DB | 14.20 | -160.50 | 20 | 1007 | |
| 2006-10-16 18:00 | DB | 14.50 | -159.70 | 20 | 1007 |
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.