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The unnamed hurricane of 1947

Aug 18, 1947 to Aug 27, 1947Peak 81 mph984 mb

The unnamed hurricane of 1947 passed within 50 miles of 27 counties in 2 states. It was strongest near Jefferson County, TX, as a Category 1 on August 24, 1947.

  • Major hurricane
  • Hurricane
  • Tropical storm
  • Post-tropical
Watch how it happened

Unnamed hurricane · 1947

How it happened

Follow the storm’s path, strength and milestones.

About this replay
Date and time (UTC)—Historical replay — not a forecast
Wind speed—
Category—
Pressure—

The storm

Peak strength
Category 1
81 mph, 70 kt
Lowest pressure
984 mb
Over the whole track
Counties within 50 miles
27
LA, TX
Counties within 100 miles
56
LA, MS, TX
Strongest near the U.S.
Category 1
Jefferson County, TX, 33.1 mi, Aug 24, 1947
Landfalls recorded
2
Anywhere on the track

Every county it passed

Closest approach to each county boundary, with the storm’s strength at that moment.

Counties within 100 miles
Fort Bend CountyTX0.0Tropical stormAug 25, 1947
Brazoria CountyTX0.0Tropical stormAug 25, 1947
Galveston CountyTX0.0Category 1Aug 25, 1947
Waller CountyTX0.0Tropical stormAug 25, 1947
Terrebonne ParishLA0.0Tropical stormAug 22, 1947
Harris CountyTX0.0Tropical stormAug 25, 1947
Lafourche ParishLA2.2Tropical stormAug 22, 1947
Austin CountyTX2.2Tropical stormAug 25, 1947
Montgomery CountyTX12.8Tropical stormAug 25, 1947
Jefferson ParishLA13.6Tropical stormAug 22, 1947
Chambers CountyTX18.1Tropical stormAug 25, 1947
Colorado CountyTX22.6Tropical stormAug 25, 1947
St. Mary ParishLA23.1Tropical stormAug 22, 1947
Assumption ParishLA23.1Tropical stormAug 22, 1947
Wharton CountyTX23.5Tropical stormAug 25, 1947
St. Martin ParishLA27.4Tropical stormAug 22, 1947
Plaquemines ParishLA28.3Tropical stormAug 22, 1947
St. Charles ParishLA32.1Tropical stormAug 22, 1947
Jefferson CountyTX33.1Category 1Aug 24, 1947
Liberty CountyTX33.9Tropical stormAug 25, 1947
Matagorda CountyTX34.1Tropical stormAug 25, 1947
St. James ParishLA34.9Tropical stormAug 22, 1947
St. John the Baptist ParishLA34.9Tropical stormAug 22, 1947
Iberia ParishLA44.1Tropical stormAug 23, 1947
Ascension ParishLA47.0Tropical stormAug 22, 1947
San Jacinto CountyTX47.7Tropical stormAug 25, 1947
Iberville ParishLA49.3Tropical stormAug 22, 1947
Orleans ParishLA52.2Tropical stormAug 22, 1947
Livingston ParishLA54.0Tropical stormAug 22, 1947
St. Bernard ParishLA54.3Tropical stormAug 22, 1947
Cameron ParishLA55.2Category 1Aug 24, 1947
Hardin CountyTX59.9Tropical stormAug 25, 1947
Vermilion ParishLA60.1Tropical stormAug 23, 1947
Tangipahoa ParishLA63.5Tropical stormAug 22, 1947
Jackson CountyTX64.2Tropical stormAug 25, 1947
East Baton Rouge ParishLA64.7Tropical stormAug 22, 1947
Orange CountyTX65.2Category 1Aug 24, 1947
St. Tammany ParishLA66.7Tropical stormAug 22, 1947
West Baton Rouge ParishLA67.0Tropical stormAug 22, 1947
Polk CountyTX68.8Tropical stormAug 25, 1947
Lafayette ParishLA79.8Tropical stormAug 22, 1947
Calcasieu ParishLA80.4Category 1Aug 24, 1947
Calhoun CountyTX80.9Tropical stormAug 25, 1947
Jasper CountyTX82.2Category 1Aug 24, 1947
Victoria CountyTX83.7Tropical stormAug 25, 1947
Pointe Coupee ParishLA85.2Tropical stormAug 22, 1947
Tyler CountyTX85.2Tropical stormAug 25, 1947
Hancock CountyMS86.4Tropical stormAug 22, 1947
St. Landry ParishLA86.6Tropical stormAug 22, 1947
Newton CountyTX86.7Category 1Aug 24, 1947
St. Helena ParishLA86.8Tropical stormAug 22, 1947
East Feliciana ParishLA91.2Tropical stormAug 22, 1947
West Feliciana ParishLA91.9Tropical stormAug 22, 1947
Washington ParishLA96.3Tropical stormAug 22, 1947
Acadia ParishLA97.8Tropical stormAug 22, 1947
Pearl River CountyMS98.1Tropical stormAug 22, 1947

Distances are measured from hourly positions interpolated between the National Hurricane Center’s six-hourly fixes to each county boundary. Strength is shown only where the storm was still tropical. Methodology.

National Hurricane Center HURDAT2. Storm totals cover the Atlantic and Northeast and Central Pacific basins.