Cosme was a Cat 1 Atlantic tropical cyclone that existed from June 18 to June 23, 1989 (6 days). It reached peak winds of 86 mph (75 kt) and a minimum central pressure of 979 mb. The storm made one landfall on June 22 at 16.8°N, 99.0°W.
| Time (UTC) | Status | Lat | Lon | Winds (kt) | Pressure (mb) | Record |
|---|---|---|---|---|---|---|
| 1989-06-18 00:00 | TD | 13.20 | -94.90 | 25 | ||
| 1989-06-18 06:00 | TD | 13.40 | -95.10 | 30 | ||
| 1989-06-18 12:00 | TD | 13.60 | -96.10 | 30 | ||
| 1989-06-18 18:00 | TD | 13.50 | -97.40 | 30 | 1009 | |
| 1989-06-19 00:00 | TD | 13.20 | -98.70 | 30 | 1009 | |
| 1989-06-19 06:00 | TD | 13.00 | -99.60 | 30 | 1009 | |
| 1989-06-19 12:00 | TD | 13.00 | -99.80 | 30 | 1008 | |
| 1989-06-19 18:00 | TD | 12.90 | -99.70 | 30 | 1005 | |
| 1989-06-20 00:00 | TS | 13.00 | -99.10 | 35 | 998 | |
| 1989-06-20 06:00 | TS | 13.10 | -99.80 | 40 | 995 | |
| 1989-06-20 12:00 | TS | 13.10 | -100.10 | 45 | 994 | |
| 1989-06-20 18:00 | TS | 13.10 | -100.20 | 55 | 992 | |
| 1989-06-21 00:00 | TS | 13.00 | -100.10 | 55 | 990 | |
| 1989-06-21 06:00 | TS | 13.20 | -99.90 | 60 | 987 | |
| 1989-06-21 12:00 | HU | 13.30 | -99.70 | 65 | 982 | |
| 1989-06-21 18:00 | HU | 14.50 | -99.50 | 70 | 980 | |
| 1989-06-22 00:00 | HU | 15.60 | -99.30 | 75 | 979 | |
| 1989-06-22 04:00 | HU | 16.80 | -99.00 | 70 | 980 | Landfall |
| 1989-06-22 06:00 | HU | 16.90 | -98.90 | 65 | 985 | |
| 1989-06-22 12:00 | TS | 18.60 | -98.90 | 40 | 1000 | |
| 1989-06-22 18:00 | TS | 20.70 | -98.80 | 35 | 1005 | |
| 1989-06-23 00:00 | TD | 22.90 | -98.70 | 30 | 1008 | |
| 1989-06-23 06:00 | TD | 24.70 | -98.60 | 25 | 1008 | |
| 1989-06-23 12:00 | TD | 25.90 | -98.00 | 20 | 1008 |
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.