Frederic was a Cat 4 Atlantic tropical cyclone that existed from August 29 to September 15, 1979 (18 days). It reached peak winds of 132 mph (115 kt) and a minimum central pressure of 943 mb.
| Time (UTC) | Status | Lat | Lon | Winds (kt) | Pressure (mb) | Record |
|---|---|---|---|---|---|---|
| 1979-08-29 06:00 | TD | 11.00 | -25.50 | 25 | 1009 | |
| 1979-08-29 12:00 | TD | 11.10 | -28.00 | 30 | 1009 | |
| 1979-08-29 18:00 | TD | 11.20 | -30.50 | 30 | 1008 | |
| 1979-08-30 00:00 | TD | 11.30 | -32.50 | 30 | 1007 | |
| 1979-08-30 06:00 | TD | 11.40 | -34.20 | 30 | 1006 | |
| 1979-08-30 12:00 | TS | 11.50 | -36.00 | 35 | 1005 | |
| 1979-08-30 18:00 | TS | 11.60 | -37.80 | 40 | 1003 | |
| 1979-08-31 00:00 | TS | 11.70 | -39.70 | 45 | 1000 | |
| 1979-08-31 06:00 | TS | 11.80 | -41.60 | 50 | 997 | |
| 1979-08-31 12:00 | TS | 11.90 | -43.50 | 55 | 994 | |
| 1979-08-31 18:00 | TS | 12.00 | -45.10 | 55 | 991 | |
| 1979-09-01 00:00 | TS | 12.50 | -47.00 | 60 | 988 | |
| 1979-09-01 06:00 | HU | 12.90 | -48.70 | 65 | 987 | |
| 1979-09-01 12:00 | HU | 13.30 | -50.40 | 65 | 988 | |
| 1979-09-01 18:00 | HU | 13.80 | -52.30 | 65 | 990 | |
| 1979-09-02 00:00 | TS | 14.30 | -54.10 | 60 | 992 | |
| 1979-09-02 06:00 | TS | 14.90 | -55.50 | 60 | 994 | |
| 1979-09-02 12:00 | TS | 15.50 | -57.20 | 60 | 996 | |
| 1979-09-02 18:00 | TS | 16.30 | -58.80 | 55 | 999 | |
| 1979-09-03 00:00 | TS | 16.70 | -59.80 | 55 | 1002 | |
| 1979-09-03 06:00 | TS | 17.10 | -60.80 | 55 | 1000 | |
| 1979-09-03 12:00 | TS | 17.50 | -61.80 | 50 | 999 | |
| 1979-09-03 18:00 | TS | 17.80 | -62.80 | 50 | 1000 | |
| 1979-09-04 00:00 | TS | 18.00 | -63.80 | 50 | 1002 | |
| 1979-09-04 06:00 | TS | 18.10 | -64.80 | 45 | 1003 | |
| 1979-09-04 12:00 | TS | 18.10 | -65.80 | 45 | 1004 | |
| 1979-09-04 18:00 | TS | 18.10 | -66.80 | 45 | 1005 | |
| 1979-09-05 00:00 | TS | 18.00 | -67.80 | 45 | 1006 | |
| 1979-09-05 06:00 | TS | 17.50 | -68.70 | 45 | 1007 | |
| 1979-09-05 12:00 | TS | 17.40 | -69.20 | 40 | 1008 | |
| 1979-09-05 18:00 | TS | 17.80 | -69.60 | 40 | 1007 | |
| 1979-09-06 00:00 | TS | 18.50 | -69.90 | 40 | 1005 | |
| 1979-09-06 06:00 | TS | 19.40 | -70.70 | 35 | 1005 | |
| 1979-09-06 12:00 | TS | 19.90 | -71.80 | 35 | 1006 | |
| 1979-09-06 18:00 | TD | 20.00 | -73.00 | 30 | 1006 | |
| 1979-09-07 00:00 | TD | 20.10 | -74.50 | 30 | 1006 | |
| 1979-09-07 06:00 | TD | 20.30 | -75.80 | 25 | 1006 | |
| 1979-09-07 12:00 | TD | 20.60 | -77.00 | 25 | 1005 | |
| 1979-09-07 18:00 | TD | 20.90 | -78.00 | 25 | 1004 | |
| 1979-09-08 00:00 | TD | 21.10 | -78.70 | 30 | 1003 | |
| 1979-09-08 06:00 | TD | 21.30 | -79.30 | 30 | 1003 | |
| 1979-09-08 12:00 | TD | 21.50 | -79.80 | 30 | 1002 | |
| 1979-09-08 18:00 | TD | 21.60 | -80.50 | 30 | 1002 | |
| 1979-09-09 00:00 | TS | 21.70 | -81.00 | 35 | 1001 | |
| 1979-09-09 06:00 | TS | 21.80 | -81.50 | 40 | 1000 | |
| 1979-09-09 12:00 | TS | 21.90 | -82.00 | 45 | 999 | |
| 1979-09-09 18:00 | TS | 22.00 | -82.50 | 50 | 997 | |
| 1979-09-10 00:00 | TS | 22.40 | -83.00 | 55 | 995 | |
| 1979-09-10 06:00 | TS | 22.70 | -83.30 | 60 | 992 | |
| 1979-09-10 12:00 | HU | 22.80 | -83.60 | 65 | 990 | |
| 1979-09-10 18:00 | HU | 23.00 | -83.80 | 70 | 987 | |
| 1979-09-11 00:00 | HU | 23.30 | -84.00 | 75 | 985 | |
| 1979-09-11 06:00 | HU | 23.80 | -84.40 | 80 | 983 | |
| 1979-09-11 12:00 | HU | 24.40 | -84.80 | 85 | 980 | |
| 1979-09-11 18:00 | HU | 25.00 | -85.20 | 95 | 968 | |
| 1979-09-12 00:00 | HU | 25.70 | -85.80 | 100 | 960 | |
| 1979-09-12 06:00 | HU | 26.50 | -86.40 | 110 | 952 | |
| 1979-09-12 12:00 | HU | 27.40 | -87.00 | 115 | 943 | |
| 1979-09-12 18:00 | HU | 28.40 | -87.70 | 115 | 950 | |
| 1979-09-13 00:00 | HU | 29.70 | -88.00 | 115 | 946 | |
| 1979-09-13 06:00 | HU | 30.80 | -88.50 | 95 | 955 | |
| 1979-09-13 12:00 | HU | 32.20 | -88.70 | 65 | 975 | |
| 1979-09-13 18:00 | TS | 34.00 | -88.00 | 45 | 985 | |
| 1979-09-14 00:00 | TS | 35.20 | -87.00 | 40 | 990 | |
| 1979-09-14 06:00 | TS | 37.00 | -84.50 | 35 | 996 | |
| 1979-09-14 12:00 | TS | 39.50 | -81.00 | 35 | 997 | |
| 1979-09-14 18:00 | EX | 42.50 | -76.00 | 30 | 998 | |
| 1979-09-15 00:00 | EX | 48.00 | -68.00 | 30 | 988 |
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.