Hurricane Boris (1984)

Track map & timeline · Eastern Pacific · May 28 – June 18, 1984

Peak wind

75 mph

120 km/h · May 30

Peak category

Cat 1

Saffir–Simpson

Landfalls

—

none

Lifetime

20.3 d

May 28 – Jun 18

Distance

2,163 mi

3,480 km

ACE

5.9

storm energy

TD TS Cat 1 2 3 4 5 · dashed = post-tropical / remnant low. Click any point or table row to jump there.

01 · The story

What happened with Boris

Hurricane Boris (1984) was a Category 1 hurricane of the 1984 Eastern Pacific season. It formed on May 28, 1984, 257 mi SSW of Tapachula, Chiapas, Mexico, reached its peak of 75 mph (120 km/h) on May 30, 1984, and never made landfall. The storm lasted 20.3 days and travelled about 2,163 miles (3,480 km).

02 · Intensity

Wind and pressure, hour by hour

Maximum sustained wind (mph) — hover or drag to scrub the map

03 · Timeline

Every official fix 82 positions

Date · UTC	Status	Wind	Pressure	Position	Nearest place
May 28 18:00	TD	35 mph	—	11.6°N 94.0°W	open ocean
May 29 00:00	TS	40 mph	—	11.7°N 94.6°W	open ocean
May 29 06:00	TS	40 mph	—	12.0°N 95.0°W	open ocean
May 29 12:00	TS	46 mph	—	12.3°N 95.3°W	open ocean
May 29 18:00	TS	58 mph	—	12.7°N 95.8°W	open ocean
May 30 00:00	TS	69 mph	—	13.0°N 96.2°W	open ocean
May 30 06:00	TS	69 mph	—	13.2°N 96.6°W	176 mi S of San Pedro Pochutla, Oaxaca, Mexico
May 30 12:00	Cat 1	75 mph	—	13.4°N 97.1°W	168 mi SSW of San Pedro Pochutla, Oaxaca, Mexico
May 30 18:00	TS	63 mph	—	13.5°N 97.6°W	167 mi SSW of Puerto Escondido, Oaxaca, Mexico
May 31 00:00	TS	58 mph	—	13.5°N 98.1°W	177 mi SSW of Puerto Escondido, Oaxaca, Mexico
May 31 06:00	TS	58 mph	—	13.6°N 98.3°W	177 mi SSW of Puerto Escondido, Oaxaca, Mexico
May 31 12:00	TS	52 mph	—	13.6°N 98.5°W	183 mi SSW of Puerto Escondido, Oaxaca, Mexico
May 31 18:00	TS	46 mph	—	13.6°N 98.8°W	open ocean
Jun 1 00:00	TS	46 mph	—	13.7°N 99.0°W	open ocean
Jun 1 06:00	TS	40 mph	—	13.5°N 99.1°W	open ocean
Jun 1 12:00	TS	40 mph	—	13.4°N 99.2°W	open ocean
Jun 1 18:00	TD	35 mph	—	13.2°N 99.3°W	open ocean
Jun 2 00:00	TD	35 mph	—	12.9°N 99.3°W	open ocean
Jun 2 06:00	TD	29 mph	—	12.6°N 99.2°W	open ocean
Jun 2 12:00	TD	29 mph	—	12.3°N 99.1°W	open ocean
Jun 2 18:00	TD	29 mph	—	12.1°N 99.1°W	open ocean
Jun 3 00:00	TD	35 mph	—	11.8°N 99.2°W	open ocean
Jun 3 06:00	TD	35 mph	—	11.7°N 99.3°W	open ocean
Jun 3 12:00	TD	35 mph	—	11.5°N 99.5°W	open ocean
Jun 3 18:00	TD	29 mph	—	11.3°N 99.7°W	open ocean
Jun 4 00:00	TD	29 mph	—	11.2°N 99.9°W	open ocean
Jun 4 06:00	TD	29 mph	—	11.4°N 100.1°W	open ocean
Jun 4 12:00	TD	29 mph	—	11.8°N 100.1°W	open ocean
Jun 4 18:00	TD	29 mph	—	12.3°N 100.0°W	open ocean
Jun 5 00:00	TD	35 mph	—	12.9°N 99.7°W	open ocean
Jun 5 06:00	TD	35 mph	—	13.6°N 99.4°W	open ocean
Jun 5 12:00	TD	35 mph	—	14.4°N 99.8°W	169 mi S of Acapulco de Juárez, Guerrero, Mexico
Jun 5 18:00	TD	35 mph	—	14.6°N 100.4°W	159 mi SSW of Acapulco de Juárez, Guerrero, Mexico
Jun 6 00:00	TD	29 mph	—	14.7°N 101.0°W	165 mi SSW of Acapulco de Juárez, Guerrero, Mexico
Jun 6 06:00	TD	29 mph	—	14.8°N 101.6°W	181 mi SW of Acapulco de Juárez, Guerrero, Mexico
Jun 6 12:00	TD	23 mph	—	14.5°N 101.9°W	open ocean
Jun 6 18:00	TD	23 mph	—	14.5°N 102.2°W	open ocean
Jun 7 00:00	TD	23 mph	—	14.5°N 102.5°W	open ocean
Jun 7 06:00	TD	23 mph	—	14.4°N 102.8°W	open ocean
Jun 7 12:00	TD	23 mph	—	14.4°N 103.1°W	open ocean
Jun 7 18:00	TD	23 mph	—	14.4°N 103.4°W	open ocean
Jun 8 00:00	TD	23 mph	—	14.4°N 103.7°W	open ocean
Jun 8 06:00	TD	23 mph	—	14.4°N 104.0°W	open ocean
Jun 8 12:00	TD	23 mph	—	14.3°N 104.3°W	open ocean
Jun 8 18:00	TD	23 mph	—	14.3°N 104.6°W	open ocean
Jun 9 00:00	TD	23 mph	—	14.3°N 104.9°W	open ocean
Jun 9 06:00	TD	23 mph	—	14.3°N 105.2°W	open ocean
Jun 9 12:00	TD	23 mph	—	14.3°N 105.5°W	open ocean
Jun 9 18:00	TD	23 mph	—	14.2°N 105.8°W	open ocean
Jun 10 00:00	TD	23 mph	—	14.2°N 106.1°W	open ocean
Jun 10 06:00	TD	23 mph	—	14.2°N 106.4°W	open ocean
Jun 10 12:00	TD	23 mph	—	14.2°N 106.7°W	open ocean
Jun 10 18:00	TD	23 mph	—	14.2°N 107.0°W	open ocean
Jun 11 00:00	TD	23 mph	—	14.1°N 107.3°W	open ocean
Jun 11 06:00	TD	23 mph	—	14.1°N 107.6°W	open ocean
Jun 11 12:00	TD	23 mph	—	14.1°N 107.9°W	open ocean
Jun 11 18:00	TD	23 mph	—	14.1°N 108.2°W	open ocean
Jun 12 00:00	TD	23 mph	—	14.1°N 108.5°W	open ocean
Jun 12 06:00	TD	23 mph	—	14.0°N 108.8°W	open ocean
Jun 12 12:00	TD	23 mph	—	14.0°N 109.1°W	open ocean
Jun 12 18:00	TD	35 mph	—	14.1°N 109.9°W	open ocean
Jun 13 00:00	TD	35 mph	—	14.1°N 110.1°W	open ocean
Jun 13 06:00	TD	35 mph	—	14.0°N 110.4°W	open ocean
Jun 13 12:00	TD	35 mph	—	14.0°N 110.7°W	open ocean
Jun 13 18:00	TS	46 mph	—	14.1°N 110.9°W	open ocean
Jun 14 00:00	TS	58 mph	—	14.3°N 111.2°W	open ocean
Jun 14 06:00	TS	58 mph	—	14.5°N 111.6°W	open ocean
Jun 14 12:00	TS	58 mph	—	14.8°N 112.2°W	open ocean
Jun 14 18:00	TS	52 mph	—	15.6°N 112.6°W	open ocean
Jun 15 00:00	TS	46 mph	—	16.3°N 112.9°W	open ocean
Jun 15 06:00	TS	46 mph	—	17.0°N 113.1°W	open ocean
Jun 15 12:00	TS	46 mph	—	17.7°N 113.3°W	open ocean
Jun 15 18:00	TS	40 mph	—	18.4°N 113.6°W	open ocean
Jun 16 00:00	TS	40 mph	—	18.9°N 113.7°W	open ocean
Jun 16 06:00	TS	40 mph	—	19.3°N 113.7°W	open ocean
Jun 16 12:00	TS	40 mph	—	19.5°N 113.8°W	open ocean
Jun 16 18:00	TS	46 mph	—	19.7°N 113.9°W	open ocean
Jun 17 00:00	TS	46 mph	—	19.9°N 114.0°W	open ocean
Jun 17 06:00	TS	40 mph	—	20.1°N 114.3°W	open ocean
Jun 17 12:00	TD	35 mph	—	20.2°N 114.6°W	open ocean
Jun 17 18:00	TD	29 mph	—	20.3°N 115.0°W	open ocean
Jun 18 00:00	TD	29 mph	—	20.3°N 115.4°W	open ocean

⬇ Download track data (CSV) · public-domain NOAA best track

Questions

Frequently asked questions

Did Boris make landfall?

No — the NOAA best-track record shows no landfall for Boris.

What category was Boris?

At its peak on May 30, 1984, Boris was a Category 1 hurricane with maximum sustained winds of 75 mph (120 km/h).

How long did Boris last?

20.3 days, from May 28, 1984 to June 18, 1984, including 6 hours at hurricane strength. It travelled about 2,163 miles.

Where can I download the track data for Boris?

The 6-hourly positions, winds, pressure and wind radii are available as CSV on this page (track.csv) — they come from the NOAA National Hurricane Center's HURDAT2 database and are in the public domain.

Related storms

Keep exploring

Every storm named Boris

Year	Storm	Peak	Landfall
1984	Hurricane Boris · this page Eastern Pacific	Cat 1 75 mph	—
1990	Hurricane Boris Eastern Pacific	Cat 1 92 mph	—	→
1996	Hurricane Boris Eastern Pacific	Cat 1 92 mph	Guerrero, Mexico	→
2002	Tropical Storm Boris Eastern Pacific	TS 58 mph	—
2008	Hurricane Boris Eastern Pacific	Cat 1 81 mph	—	→
2014	Tropical Storm Boris Eastern Pacific	TS 46 mph	—	→
2020	Tropical Storm Boris Eastern Pacific	TS 40 mph	—
2026	Tropical Storm Boris Eastern Pacific	TS 46 mph	—

Names are recycled every six years unless a storm is so deadly or costly that the name is retired.

Strongest storms of 1984

Year	Storm	Peak	Landfall
1984	Hurricane Douglas Eastern Pacific	Cat 4 144 mph	—	→
1984	Hurricane Diana Atlantic	Cat 4 132 mph	North Carolina	→
1984	Hurricane Elida Eastern Pacific	Cat 4 132 mph	—	→
1984	Hurricane Iselle Eastern Pacific	Cat 4 132 mph	—	→
1984	Hurricane Norbert Eastern Pacific	Cat 4 132 mph	—	→
1984	Hurricane Genevieve Eastern Pacific	Cat 3 115 mph	—	→
1984	Hurricane Keli Central Pacific	Cat 3 115 mph	—	→
1984	Hurricane Polo Eastern Pacific	Cat 3 115 mph	—	→

See every 1984 storm on one map →

← Previous Eastern Pacific stormHurricane Winnie (1983)Next Eastern Pacific storm →Hurricane Cristina (1984)

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