The 1974 hurricane season

Every storm track on one map · Atlantic & Pacific · 34 systems

Atlantic storms
12
4 hurricanes · 2 major
Atlantic ACE
71
1991–2020 avg ≈ 123
Strongest
155 mph
Carmen
Landfalling
4
Atlantic storms
Pacific storms
18
11 hurricanes · 3 major
Pacific strongest
138 mph
Maggie

TD TS Cat 1 2 3 4 5 · hover a track to highlight it, click to open the storm’s own page with an animated replay.

01 · Summary

How the 1974 season went

The 1974 Atlantic season produced 12 tropical storms, 4 hurricanes and 2 major hurricanes (Cat 3+), with an accumulated cyclone energy (ACE) of 71. The strongest was Hurricane Carmen at 155 mph / 928 mb. 4 storms made landfall.

The 1974 Eastern Pacific season (Eastern and Central Pacific) produced 18 tropical storms, 11 hurricanes and 3 major hurricanes (Cat 3+), with an accumulated cyclone energy (ACE) of 91. The strongest was Hurricane Maggie at 138 mph / 934 mb. 0 storms made landfall.

02 · Timeline

Storm by storm, month by month

MAYJUNJULAUGSEPOCTTropical Storm Aletta — May 28–30, 1974Aletta TSTropical Storm Blanca — June 5–8, 1974Blanca TSHurricane Connie — June 7–22, 1974Connie Cat 3Hurricane Dolores — June 14–17, 1974Dolores Cat 1Unnamed storm #1 — June 22–26, 1974Unnamed storm #1 TSTropical Storm Eileen — July 2–4, 1974Eileen TSHurricane Francesca — July 14–19, 1974Francesca Cat 1Unnamed storm #5 — July 14–20, 1974Unnamed storm #5 TSUnnamed storm #4 — July 16–18, 1974Unnamed storm #4 TDHurricane Gretchen — July 17–21, 1974Gretchen Cat 2Tropical Storm Helga — August 10–13, 1974Helga TSUnnamed storm #6 — August 10–21, 1974Unnamed storm #6 TSTropical Storm Alma — August 12–15, 1974Alma TSHurricane Ione — August 20–30, 1974Ione Cat 3Tropical Storm Olive — August 22–26, 1974Olive TSHurricane Joyce — August 22–27, 1974Joyce Cat 1Hurricane Kirsten — August 22–29, 1974Kirsten Cat 1Tropical Storm Lorraine — August 23–28, 1974Lorraine TSUnnamed storm #8 — August 24–26, 1974Unnamed storm #8 TDHurricane Maggie — August 26 – September 1, 1974Maggie Cat 4Hurricane Becky — August 26 – September 4, 1974Becky Cat 4Hurricane Carmen — August 29 – September 10, 1974Carmen Cat 4Tropical Storm Dolly — September 2–5, 1974Dolly TSTropical Storm Elaine — September 7–14, 1974Elaine TSUnnamed storm #11 — September 9–11, 1974Unnamed storm #11 TDHurricane Norma — September 9–10, 1974Norma Cat 1Hurricane Fifi — September 15–21, 1974Fifi Cat 2Hurricane Orlene — September 21–24, 1974Orlene Cat 2Unnamed storm #16 — September 23–27, 1974Unnamed storm #16 TDHurricane Gertrude — September 27 – October 4, 1974Gertrude Cat 2Unnamed storm #18 — October 4–8, 1974Unnamed storm #18 TSHurricane Patricia — October 6–17, 1974Patricia Cat 1Unnamed storm #21 — October 16–21, 1974Unnamed storm #21 TSTropical Storm Rosalie — October 21–24, 1974Rosalie TS

Each bar is one storm’s life, colored by its strength at that moment (faded = post-tropical). Click a bar to open the storm.

03 · Atlantic

Atlantic storms of 1974

StormDatesPeakPressureLandfallACE
Unnamed storm #1Jun 22 – Jun 26TS 52 mph997 mbyes1.7
Unnamed storm #5Jul 14 – Jul 20TS 58 mph1007 mb—2.3
Unnamed storm #4Jul 16 – Jul 18TD 29 mph1013 mb—0.0
Unnamed storm #6Aug 10 – Aug 21TS 63 mph996 mb—2.3
Tropical Storm AlmaAug 12 – Aug 15TS 58 mph1007 mbTrinidad and Tobago, Venezuela1.6
Unnamed storm #8Aug 24 – Aug 26TD 35 mph1010 mb—0.0
Hurricane BeckyAug 26 – Sep 4Cat 4 132 mph977 mb—14.5
Hurricane CarmenAug 29 – Sep 10Cat 4 155 mph928 mbQuintana Roo, Mexico, Louisiana25.4
Tropical Storm DollySep 2 – Sep 5TS 69 mph997 mb—1.1
Tropical Storm ElaineSep 7 – Sep 14TS 63 mph1001 mb—3.9
Unnamed storm #11Sep 9 – Sep 11TD 35 mph1011 mb—0.0
Hurricane FifiSep 15 – Sep 21Cat 2 98 mph970 mbBelize8.3
Unnamed storm #16Sep 23 – Sep 27TD 35 mph1003 mb—0.0
Hurricane GertrudeSep 27 – Oct 4Cat 2 98 mph992 mb—5.9
Unnamed storm #18Oct 4 – Oct 8TS 63 mph1003 mb—2.4
Unnamed storm #21Oct 16 – Oct 21TS 58 mph1012 mb—1.6

04 · Pacific

Eastern & Central Pacific storms of 1974

StormDatesPeakPressureLandfallACE
Tropical Storm AlettaMay 28 – May 30TS 58 mph992 mb—1.4
Tropical Storm BlancaJun 5 – Jun 8TS 58 mph1001 mb—1.3
Hurricane ConnieJun 7 – Jun 22Cat 3 127 mph942 mb—13.0
Hurricane DoloresJun 14 – Jun 17Cat 1 81 mph——3.3
Tropical Storm EileenJul 2 – Jul 4TS 40 mph——0.5
Hurricane FrancescaJul 14 – Jul 19Cat 1 75 mph986 mb—4.9
Hurricane GretchenJul 17 – Jul 21Cat 2 98 mph——2.4
Tropical Storm HelgaAug 10 – Aug 13TS 46 mph——1.1
Hurricane IoneAug 20 – Aug 30Cat 3 115 mph——12.3
Tropical Storm OliveAug 22 – Aug 26TS 46 mph——0.5
Hurricane JoyceAug 22 – Aug 27Cat 1 86 mph——7.1
Hurricane KirstenAug 22 – Aug 29Cat 1 86 mph——7.0
Tropical Storm LorraineAug 23 – Aug 28TS 52 mph——2.4
Hurricane MaggieAug 26 – Sep 1Cat 4 138 mph934 mb—17.1
Hurricane NormaSep 9 – Sep 10Cat 1 75 mph——0.8
Hurricane OrleneSep 21 – Sep 24Cat 2 104 mph——3.3
Hurricane PatriciaOct 6 – Oct 17Cat 1 92 mph964 mb—9.9
Tropical Storm RosalieOct 21 – Oct 24TS 63 mph——2.3
← Previous season1973Next season →1975

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