Enter a zip code or city name to get forecast:
Setup Location

WRN Logo

1977 Hurricane/Tropical Data for Eastern Pacific

Track Map

Individual Storm Summary

Winds in knots, pressure in millibars, category is based on Saffir-Simpson scale.

#NameDateWindPresCat 
1Tropical Storm AVA 26-30 MAY 55 997 - 
2Tropical Storm BERNICE 25-28 JUN 35 0 - 
3Hurricane-1 CLAUDIA 3- 7 JUL 80 0 1 
4Hurricane-1 DOREEN 13-18 AUG 65 979 1 
5Tropical Storm EMILY 13-14 SEP 35 0 - 
6Hurricane-2 FLORENCE 20-24 SEP 90 0 2 
7Tropical Storm GLENDA 24-27 SEP 35 0 - 
8Hurricane-1 HEATHER 4- 7 OCT 75 0 1 

Saffir-Simpson Scale

The chart color codes intensity (category based on Saffir-Simpson scale):

Type Category Pressure (mb) Winds
(knots)
Winds
(mph)
Line Color
Depression td ----- < 34 < 39 Green
Tropical Storm TS ----- 34-63 39-73 Yellow
Hurricane 1 > 980 64-82 74-95 Red
Hurricane 2 965-980 83-95 96-110 Light Red
Hurricane 3 945-965 96-112 111-130 Magenta
Hurricane 4 920-945 113-135 131-155 Light Magenta
Hurricane 5 < 920 >135 >155 White

NOTE: Pressures are in millibars and winds are in knots where one knot is equal to 1.15 mph


Individual Storm Details

Track
  • Hurricane-1 HEATHER (04-07 OCT)
    Storm - Max Winds: 75 Min Pres: - Category: 1
Track
  • Tropical Storm GLENDA (24-27 SEP)
    Storm - Max Winds: 35 Min Pres: - Category: TS
Track
  • Hurricane-2 FLORENCE (20-24 SEP)
    Storm - Max Winds: 90 Min Pres: - Category: 2
Track
  • Tropical Storm EMILY (13-14 SEP)
    Storm - Max Winds: 35 Min Pres: - Category: TS
Track
  • Hurricane-1 DOREEN (13-18 AUG)
    Storm - Max Winds: 65 Min Pres: 979 Category: 1
Track
  • Hurricane-1 CLAUDIA (03-07 JUL)
    Storm - Max Winds: 80 Min Pres: - Category: 1
Track
  • Tropical Storm BERNICE (25-28 JUN)
    Storm - Max Winds: 35 Min Pres: - Category: TS
Track
  • Tropical Storm AVA (26-30 MAY)
    Storm - Max Winds: 55 Min Pres: 997 Category: TS