Site contains unofficial IBTrACS data. Visit the IBTrACS Website to access archived data.

Key - Shading by Saffir Simpson Hurricane Scale

Tropical Depression or
Unknown or Missing
Tropical Storm Hurricane Cat 1 Cat 2 Cat 3 Cat 4 Cat 5

1970

Storms are listed in the basin where they reached their maximum intensity. Asterisks denote landfall on a major island or continent.

Northern Atlantic Eastern Pacific Western Pacific Northern Indian Southern Indian Southern Pacific
ALMA *
May 17-27
ADELE
May 30-Jun 7
NANCY
Feb 19-28
AL04
May 1-6
ALINE
Aug 18-22
UNNAMED
Nov 13-15
BECKY *
Jul 19-23
BLANCA
Jun 10-12
UNNAMED *
Mar 14-17
UNNAMED
May 22-23
BLANCHE
Oct 7-15
ADA *
Jan 2-19
AL04
Jul 28-Aug 1
CONNIE
Jun 17-21
UNNAMED
Jun 11-16
AL05
May 28-Jun 2
CORINNE:CORRINE *
Nov 11-21
UNNAMED
Jan 4-7
CELIA *
Jul 31-Aug 5
EILEEN *
Jun 26-30
UNNAMED *
Jun 14-17
AL01 *
Jun 6-11
DELPHINE
Dec 29-Jan 1
UNNAMED *
Jan 9-12
UNNAMED
Aug 2-6
FRANCESCA
Jul 1-10
AL03 *
Jun 20-24
UNNAMED *
Jun 29-Jul 3
DIANE:FRANCOISE
Jan 3-17
UNNAMED
Jan 11-12
UNNAMED *
Aug 5-7
GRETCHEN
Jul 14-21
PAMELA *
Jun 26-Jul 1
AL07 *
Jul 6-8
ELIANE *
Jan 7-11
DAWN *
Feb 10-19
UNNAMED *
Aug 7-24
HELGA
Jul 16-20
OLGA *
Jun 26-Jul 7
AL02 *
Aug 17-19
GENEVIEVE *
Jan 10-19
FLORENCE
Feb 10-12
UNNAMED
Aug 11-18
IONE
Jul 22-26
RUBY *
Jul 8-22
UNNAMED *
Sep 1-13
HERMINE
Jan 22-27
DOLLY
Feb 11-25
DOROTHY
Aug 18-22
IONE
Jul 24-25
UNNAMED
Jul 10-14
UNNAMED *
Sep 7-17
HERMINE
Jan 25-27
UNNAMED
Feb 14-17
AL02 *
Sep 1-2
JOYCE
Jul 29-Aug 4
UNNAMED
Jul 15-24
UNNAMED *
Sep 20-22
GLYNIS
Jan 26-Feb 6
EMMA
Feb 27-Mar 6
AL04
Sep 3-13
KRISTEN
Aug 5-8
SALLY
Jul 19-24
UNNAMED
Oct 10-13
ISEULT
Feb 1-15
UNNAMED
Mar 1-4
AL06
Sep 5-7
LORRAINE
Aug 16-27
UNNAMED
Jul 21-26
UNNAMED *
Oct 17-24
JUDY
Feb 9-24
AL06
Mar 4-7
ELLA *
Sep 8-13
MAGGIE
Aug 20-27
UNNAMED
Jul 25-Aug 2
AL04 *
Nov 7-13
JANE *
Feb 9-Mar 2
CINDY *
Mar 11-22
FELICE *
Sep 12-19
NORMA
Aug 31-Sep 6
UNNAMED *
Jul 26-Aug 5
AL06 *
Nov 18-20
INGRID *
Feb 9-17
UNNAMED
Apr 1-4
UNNAMED
Sep 19-23
DOT
Sep 1-4
UNNAMED
Jul 27-Aug 1
UNNAMED
Nov 21-28
KATIA *
Mar 16-26
GILLIAN
Apr 7-11
AL02
Sep 22-25
ORLENE *
Sep 7-9
THERESE
Jul 30-Aug 4
KATHY:MICHELE
Mar 19-30
ISA *
Apr 13-19
GRETA *
Sep 26-Oct 4
PATRICIA
Oct 4-11
UNNAMED
Aug 1-2
LOUISE
Mar 20-Apr 1
HELEN
Apr 13-17
AL03
Sep 29-Oct 1
ROSALIE
Oct 21-23
VIOLET *
Aug 3-10
LOUISE
Mar 31-Apr 1
UNNAMED
Jun 22-23
AL04 *
Sep 30-Oct 22
SELMA
Nov 1-8
WILDA *
Aug 7-19
LULU *
May 4-9
UNNAMED
Oct 12-17
ANITA *
Aug 13-24
AL01
Oct 20-28
AL01 *
Aug 16-19
AL05
Nov 13-15
AL04 *
Aug 18-20
UNNAMED
Nov 26-Dec 6
BILLIE *
Aug 21-Sep 1
UNNAMED
Aug 21-26
UNNAMED
Aug 25-31
CLARA
Aug 25-Sep 4
UNNAMED *
Aug 29-Sep 4
FRAN *
Sep 1-11
ELLEN
Sep 2-6
AL05
Sep 4-4
UNNAMED *
Sep 3-5
GEORGIA *
Sep 7-16
UNNAMED
Sep 16-23
UNNAMED
Sep 17-25
HOPE
Sep 18-30
UNNAMED
Sep 23-27
UNNAMED *
Sep 27-Oct 2
IRIS
Oct 2-8
UNNAMED
Oct 1-6
UNNAMED
Oct 4-5
UNNAMED
Oct 6-9
JOAN *
Oct 9-18
KATE *
Oct 13-26
UNNAMED
Oct 14-18
LOUISE *
Oct 23-30
MARGE *
Oct 26-Nov 8
NORA
Nov 1-4
OPAL *
Nov 10-17
PATSY *
Nov 13-22
RUTH
Nov 20-29
UNNAMED
Dec 14-17