1977 Hurricane/Tropical Data for Eastern Pacific
Individual Storm Summary
Winds in knots, pressure in millibars, category is based on Saffir-Simpson scale.
| # | Name | Date | Wind | Pres | Cat | |
| 1 | Tropical Storm AVA | 26-30 MAY | 55 | 997 | - | |
| 2 | Tropical Storm BERNICE | 25-28 JUN | 35 | - | - | |
| 3 | Hurricane CLAUDIA | 3- 7 JUL | 80 | - | 1 | |
| 4 | Hurricane DOREEN | 13-18 AUG | 65 | 979 | 1 | |
| 5 | Tropical Storm EMILY | 13-14 SEP | 35 | - | - | |
| 6 | Hurricane FLORENCE | 20-24 SEP | 90 | - | 2 | |
| 7 | Tropical Storm GLENDA | 24-27 SEP | 35 | - | - | |
| 8 | Hurricane HEATHER | 4- 7 OCT | 75 | - | 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
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Hurricane HEATHER (04-07 OCT) Storm - Max Winds: 75 Category: 1 |
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Tropical Storm GLENDA (24-27 SEP) Storm - Max Winds: 35 |
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Hurricane FLORENCE (20-24 SEP) Storm - Max Winds: 90 Category: 2 |
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Tropical Storm EMILY (13-14 SEP) Storm - Max Winds: 35 |
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Hurricane DOREEN (13-18 AUG) Storm - Max Winds: 65 Min Pres: 979 Category: 1 |
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Hurricane CLAUDIA (03-07 JUL) Storm - Max Winds: 80 Category: 1 |
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Tropical Storm BERNICE (25-28 JUN) Storm - Max Winds: 35 |
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Tropical Storm AVA (26-30 MAY) Storm - Max Winds: 55 Min Pres: 997 |








