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NHC AL081948 · Atlantic basin

Unnamed Hurricane of 1948

September 18, 1948 – September 26, 1948

Data: NOAA NHC HURDAT2 and NOAA SPC tornado and hail reports, through 2025 · Updated

Hurricane Unnamed 1948 storm peaked at Category 4 with 132 mph sustained winds and passed within 75 miles of 106 US cities, 106 of them while still at hurricane strength.

The 1948 storm in the record

HURDAT2 tracks the unnamed storm of 1948 (AL081948) for 8 days, from September 18, 1948 to September 26, 1948. Its first position, at 18.2°N 79.2°W, records it as a tropical storm; its last, at 47.5°N 39.0°W, as an extratropical cyclone. Its peak was 132 mph (115 knots), Category 4, on September 22, and its lowest central pressure was 940 millibars on September 22. It spent about 6 days at hurricane strength. HURDAT2 marks 2 landfalls within 50 miles of a US city on this site; they were on September 21 at 121 mph (Category 3), 8 miles from Summerland Key, FL; on September 22 at 132 mph (Category 4), 27 miles from Marco Island, FL. It has 2 more landfalls in the record farther from the cities here. Its centre passed within 75 miles of 106 US cities, all in Florida, between September 21 and September 22. The strongest pass was 132 mph (Category 4) 27 miles from Marco Island, FL; the centre came closest to Stuart, FL, less than a mile away. All of them had it at hurricane strength at the closest point, 32 at major-hurricane strength. It reached more US cities than 40% of the 737 storms on this site, and ranks 2nd of the 4 storms of 1948 here.

Peak strength
Category 4

132 mph

Cities within 75 mi
106
At hurricane strength
106

when closest

States
1

Cities Unnamed 1948 storm passed near, strongest first

Florida (106)

and 46 more

Other storms of the 1948 season

All hurricanes and tropical storms →

About this record

The track is the National Hurricane Center's best-track record, revised after the season with every observation available. Strength at a city is the sustained wind on the track at the closest point, not the wind that city measured.