Clara 1977

| Date | Time | Point | Latitude | Longitude | Max Winds (mph) | Pressure (mb) |
| 9/5 | 8 AM | 1 | 32.8 | 80.0 | 25 | 1015 |
| 9/5 | 2 PM | 2 | 33.2 | 79.0 | 25 | 1014 |
| 9/5 | 8 PM | 3 | 33.6 | 78.2 | 25 | 1013 |
| 9/6 | 2 AM | 4 | 33.8 | 77.6 | 30 | 1012 |
| 9/6 | 8 AM | 5 | 34.0 | 77.0 | 30 | 1011 |
| 9/6 | 2 PM | 6 | 34.2 | 76.4 | 30 | 1010 |
| 9/6 | 8 PM | 7 | 34.4 | 75.8 | 35 | 1010 |
| 9/7 | 2 AM | 8 | 34.6 | 75.0 | 35 | 1010 |
| 9/7 | 8 PM | 9 | 34.7 | 74.3 | 35 | 1010 |
| 9/7 | 2 PM | 10 | 34.9 | 73.0 | 35 | 1010 |
| 9/7 | 8 PM | 11 | 35.1 | 71.7 | 40 | 1006 |
| 9/8 | 2 AM | 12 | 35.3 | 69.7 | 50 | 1001 |
| 9/8 | 8 AM | 13 | 35.5 | 67.7 | 75 | 993 |
| 9/8 | 2 PM | 14 | 35.6 | 66.2 | 75 | 994 |
| 9/8 | 8 PM | 15 | 35.5 | 64.6 | 75 | 998 |
| 9/9 | 2 AM | 16 | 34.8 | 63.5 | 70 | 1000 |
| 9/9 | 8 AM | 17 | 34.0 | 62.8 | 65 | 999 |
| 9/9 | 2 PM | 18 | 33.4 | 62.8 | 60 | 1001 |
| 9/9 | 8 PM | 19 | 32.8 | 63.2 | 50 | 1000 |
| 9/10 | 2 AM | 20 | 32.8 | 63.6 | 45 | 1000 |
| 9/10 | 8 AM | 21 | 33.0 | 63.8 | 50 | 1001 |
| 9/10 | 2 PM | 22 | 33.5 | 63.7 | 50 | 1001 |
| 9/10 | 8 PM | 23 | 34.2 | 63.2 | 50 | 1002 |
| 9/11 | 2 AM | 24 | 34.8 | 62.5 | 50 | 1002 |