Unnamed was a TS Atlantic tropical cyclone that existed from September 18 to September 25, 1940 (8 days). It reached peak winds of 51 mph (45 kt) and a minimum central pressure of 1004 mb. The storm made one landfall on September 24 at 29.8°N, 93.4°W.
| Time (UTC) | Status | Lat | Lon | Winds (kt) | Pressure (mb) | Record |
|---|---|---|---|---|---|---|
| 1940-09-18 12:00 | TD | 12.00 | -81.50 | 25 | ||
| 1940-09-18 18:00 | TD | 12.20 | -81.90 | 25 | ||
| 1940-09-19 00:00 | TD | 12.40 | -82.40 | 30 | ||
| 1940-09-19 06:00 | TS | 12.70 | -82.90 | 35 | ||
| 1940-09-19 12:00 | TS | 13.20 | -83.40 | 40 | ||
| 1940-09-19 18:00 | TS | 14.00 | -84.10 | 35 | ||
| 1940-09-20 00:00 | TD | 14.80 | -84.80 | 30 | ||
| 1940-09-20 06:00 | TD | 15.50 | -85.40 | 30 | ||
| 1940-09-20 12:00 | TS | 16.30 | -86.00 | 35 | ||
| 1940-09-20 18:00 | TS | 17.10 | -86.70 | 40 | ||
| 1940-09-21 00:00 | TS | 17.90 | -87.40 | 45 | ||
| 1940-09-21 06:00 | TS | 18.60 | -88.20 | 40 | ||
| 1940-09-21 12:00 | TD | 19.40 | -89.00 | 30 | ||
| 1940-09-21 18:00 | TD | 20.20 | -90.00 | 30 | ||
| 1940-09-22 00:00 | TD | 21.00 | -91.00 | 30 | ||
| 1940-09-22 06:00 | TS | 21.90 | -92.00 | 35 | ||
| 1940-09-22 12:00 | TS | 23.00 | -93.00 | 40 | ||
| 1940-09-22 18:00 | TS | 24.20 | -93.90 | 40 | ||
| 1940-09-23 00:00 | TS | 25.60 | -94.70 | 40 | ||
| 1940-09-23 06:00 | TS | 26.90 | -95.10 | 40 | ||
| 1940-09-23 12:00 | TS | 28.00 | -95.10 | 40 | ||
| 1940-09-23 18:00 | TS | 28.80 | -95.00 | 40 | ||
| 1940-09-24 00:00 | TS | 29.30 | -94.50 | 40 | ||
| 1940-09-24 06:00 | TS | 29.70 | -93.80 | 40 | ||
| 1940-09-24 09:00 | TS | 29.80 | -93.40 | 40 | Landfall | |
| 1940-09-24 12:00 | TS | 30.20 | -92.90 | 35 | 1004 | |
| 1940-09-24 18:00 | TD | 30.80 | -91.80 | 30 | ||
| 1940-09-25 00:00 | TD | 31.40 | -90.50 | 20 | ||
| 1940-09-25 06:00 | TD | 32.00 | -88.50 | 15 |
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.