The 2001 hurricane season

Every storm track on one map · Atlantic & Pacific · 36 systems

Atlantic storms
15
9 hurricanes · 4 major
Atlantic ACE
110
1991–2020 avg ≈ 123
Strongest
144 mph
Iris
Landfalling
8
Atlantic storms
Pacific storms
16
8 hurricanes · 2 major
Pacific strongest
144 mph
Juliette

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 2001 season went

The 2001 Atlantic season produced 15 tropical storms, 9 hurricanes and 4 major hurricanes (Cat 3+), with an accumulated cyclone energy (ACE) of 110. The strongest was Hurricane Iris at 144 mph / 948 mb. 8 storms made landfall.

The 2001 Eastern Pacific season (Eastern and Central Pacific) produced 16 tropical storms, 8 hurricanes and 2 major hurricanes (Cat 3+), with an accumulated cyclone energy (ACE) of 91. The strongest was Hurricane Juliette at 144 mph / 923 mb. 1 storm made landfall.

02 · Timeline

Storm by storm, month by month

MAYJUNJULAUGSEPOCTNOVDECHurricane Adolph — May 25 – June 1, 2001Adolph Cat 4Tropical Storm Allison — June 5–19, 2001Allison TSTropical Storm Barbara — June 20–26, 2001Barbara TSUnnamed storm #2 — July 11–12, 2001Unnamed storm #2 TDTropical Storm Cosme — July 13–15, 2001Cosme TSTropical Storm Erick — July 20–24, 2001Erick TSHurricane Dalila — July 21–28, 2001Dalila Cat 1Tropical Storm Barry — August 2–8, 2001Barry TSTropical Storm Chantal — August 14–22, 2001Chantal TSTropical Storm Dean — August 22–29, 2001Dean TSUnnamed storm #6 — August 22–24, 2001Unnamed storm #6 TDHurricane Flossie — August 26 – September 2, 2001Flossie Cat 2Hurricane Erin — September 1–17, 2001Erin Cat 3Hurricane Gil — September 4–9, 2001Gil Cat 2Tropical Storm Henriette — September 4–8, 2001Henriette TSHurricane Felix — September 7–19, 2001Felix Cat 3Unnamed storm #1 — September 10–11, 2001Unnamed storm #1 TDTropical Storm Ivo — September 10–15, 2001Ivo TSHurricane Gabrielle — September 11–21, 2001Gabrielle Cat 1Unnamed storm #9 — September 19–20, 2001Unnamed storm #9 TDHurricane Juliette — September 21 – October 3, 2001Juliette Cat 4Hurricane Humberto — September 21–27, 2001Humberto Cat 2Hurricane Kiko — September 21–25, 2001Kiko Cat 1Unnamed storm #2 — September 22–25, 2001Unnamed storm #2 TSTropical Storm Lorena — October 2–4, 2001Lorena TSUnnamed storm #14 — October 3–4, 2001Unnamed storm #14 TDHurricane Iris — October 4–9, 2001Iris Cat 4Tropical Storm Jerry — October 6–8, 2001Jerry TSTropical Storm Manuel — October 10–18, 2001Manuel TSHurricane Karen — October 11–15, 2001Karen Cat 1Hurricane Narda — October 20–25, 2001Narda Cat 1Tropical Storm Lorenzo — October 27–31, 2001Lorenzo TSHurricane Michelle — October 29 – November 6, 2001Michelle Cat 4Hurricane Octave — October 31 – November 3, 2001Octave Cat 1Hurricane Noel — November 4–6, 2001Noel Cat 1Hurricane Olga — November 23 – December 4, 2001Olga Cat 1

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 2001

StormDatesPeakPressureLandfallACE
Tropical Storm Allison · 52 deathsJun 5 – Jun 19TS 58 mph1000 mbTexas, Louisiana1.3
Unnamed storm #2Jul 11 – Jul 12TD 29 mph1010 mb—0.0
Tropical Storm Barry · 9 deathsAug 2 – Aug 8TS 69 mph990 mbFlorida2.5
Tropical Storm ChantalAug 14 – Aug 22TS 69 mph997 mbBelize4.6
Tropical Storm DeanAug 22 – Aug 29TS 69 mph994 mb—2.9
Hurricane ErinSep 1 – Sep 17Cat 3 121 mph968 mb—20.1
Hurricane FelixSep 7 – Sep 19Cat 3 115 mph962 mb—15.2
Hurricane Gabrielle · 3 deathsSep 11 – Sep 21Cat 1 81 mph975 mbFlorida6.6
Unnamed storm #9Sep 19 – Sep 20TD 35 mph1005 mbyes0.0
Hurricane HumbertoSep 21 – Sep 27Cat 2 104 mph970 mb—9.9
Hurricane IrisOct 4 – Oct 9Cat 4 144 mph948 mbBelize10.0
Tropical Storm JerryOct 6 – Oct 8TS 52 mph1004 mb—1.2
Hurricane KarenOct 11 – Oct 15Cat 1 81 mph982 mbNova Scotia, Canada5.1
Tropical Storm LorenzoOct 27 – Oct 31TS 40 mph1007 mb—0.7
Hurricane MichelleOct 29 – Nov 6Cat 4 138 mph933 mbIsla de la Juventud, Cuba, Matanzas Province, Cuba, Bahamas15.6
Hurricane NoelNov 4 – Nov 6Cat 1 75 mph986 mb—3.0
Hurricane OlgaNov 23 – Dec 4Cat 1 92 mph973 mb—11.1

04 · Pacific

Eastern & Central Pacific storms of 2001

StormDatesPeakPressureLandfallACE
Hurricane AdolphMay 25 – Jun 1Cat 4 144 mph940 mb—18.5
Tropical Storm BarbaraJun 20 – Jun 26TS 58 mph997 mb—1.4
Tropical Storm CosmeJul 13 – Jul 15TS 46 mph1000 mb—0.7
Tropical Storm ErickJul 20 – Jul 24TS 40 mph1001 mb—0.9
Hurricane DalilaJul 21 – Jul 28Cat 1 75 mph987 mb—7.7
Unnamed storm #6Aug 22 – Aug 24TD 35 mph1007 mb—0.0
Hurricane FlossieAug 26 – Sep 2Cat 2 104 mph972 mb—9.7
Hurricane GilSep 4 – Sep 9Cat 2 98 mph975 mb—7.5
Tropical Storm HenrietteSep 4 – Sep 8TS 63 mph994 mb—2.6
Unnamed storm #1Sep 10 – Sep 11TD 35 mph1005 mb—0.0
Tropical Storm IvoSep 10 – Sep 15TS 52 mph997 mb—1.9
Hurricane Juliette · 12 deathsSep 21 – Oct 3Cat 4 144 mph923 mbBaja California Sur, Mexico24.8
Hurricane KikoSep 21 – Sep 25Cat 1 75 mph990 mb—3.0
Unnamed storm #2Sep 22 – Sep 25TS 40 mph1008 mb—0.1
Tropical Storm LorenaOct 2 – Oct 4TS 58 mph997 mb—1.4
Unnamed storm #14Oct 3 – Oct 4TD 35 mph1008 mb—0.0
Tropical Storm ManuelOct 10 – Oct 18TS 58 mph997 mb—2.5
Hurricane NardaOct 20 – Oct 25Cat 1 86 mph980 mb—4.1
Hurricane OctaveOct 31 – Nov 3Cat 1 86 mph980 mb—3.9
← Previous season2000Next season →2002

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