1990 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 | Hurricane ALMA | 12-18 MAY | 75 | 979 | 1 | |
| 2 | Hurricane BORIS | 2- 8 JUN | 80 | 977 | 1 | |
| 3 | Tropical Storm CRISTINA | 8-16 JUN | 55 | 994 | - | |
| 4 | Tropical Storm DOUGLAS | 19-23 JUN | 55 | 992 | - | |
| 5 | Hurricane ELIDA | 26 JUN- 2 JUL | 70 | 990 | 1 | |
| 6 | Hurricane FAUSTO | 6-12 JUL | 75 | 979 | 1 | |
| 7 | Hurricane GENEVIEVE | 10-18 JUL | 90 | 970 | 2 | |
| 8 | Hurricane HERNAN | 19-31 JUL | 135 | 928 | 4 | |
| 9 | Hurricane ISELLE | 20-30 JUL | 105 | 958 | 3 | |
| 10 | Tropical Storm AKA | 7-15 AUG | 55 | - | - | |
| 11 | Hurricane JULIO | 17-24 AUG | 100 | 960 | 3 | |
| 12 | Hurricane KENNA | 21-30 AUG | 75 | 980 | 1 | |
| 13 | Hurricane LOWELL | 23 AUG- 1 SEP | 65 | 986 | 1 | |
| 14 | Hurricane MARIE | 7-21 SEP | 120 | 944 | 4 | |
| 15 | Hurricane NORBERT | 10-19 SEP | 70 | 983 | 1 | |
| 16 | Hurricane ODILE | 23 SEP- 2 OCT | 125 | 935 | 4 | |
| 17 | Hurricane POLO | 28 SEP- 1 OCT | 65 | 987 | 1 | |
| 18 | Tropical Storm RACHEL | 27 SEP- 3 OCT | 55 | 994 | - | |
| 19 | Tropical Storm SIMON | 9-14 OCT | 60 | 990 | - | |
| 20 | Hurricane TRUDY | 16 OCT- 1 NOV | 135 | 924 | 4 | |
| 21 | Hurricane VANCE | 21-31 OCT | 85 | 975 | 2 |
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 VANCE (21-31 OCT) Storm - Max Winds: 85 Min Pres: 975 Category: 2 |
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Hurricane TRUDY (16 OCT-01 NOV) Storm - Max Winds: 135 Min Pres: 924 Category: 4 |
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Tropical Storm SIMON (09-14 OCT) Storm - Max Winds: 60 Min Pres: 990 |
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Tropical Storm RACHEL (27 SEP-03 OCT) Storm - Max Winds: 55 Min Pres: 994 |
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Hurricane POLO (28 SEP-01 OCT) Storm - Max Winds: 65 Min Pres: 987 Category: 1 |
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Hurricane ODILE (23 SEP-02 OCT) Storm - Max Winds: 125 Min Pres: 935 Category: 4 |
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Hurricane NORBERT (10-19 SEP) Storm - Max Winds: 70 Min Pres: 983 Category: 1 |
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Hurricane MARIE (07-21 SEP) Storm - Max Winds: 120 Min Pres: 944 Category: 4 |
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Hurricane LOWELL (23 AUG-01 SEP) Storm - Max Winds: 65 Min Pres: 986 Category: 1 |
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Hurricane KENNA (21-30 AUG) Storm - Max Winds: 75 Min Pres: 980 Category: 1 |
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Hurricane JULIO (17-24 AUG) Storm - Max Winds: 100 Min Pres: 960 Category: 3 |
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Tropical Storm AKA (07-15 AUG) Storm - Max Winds: 55 |
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Hurricane ISELLE (20-30 JUL) Storm - Max Winds: 105 Min Pres: 958 Category: 3 |
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Hurricane HERNAN (19-31 JUL) Storm - Max Winds: 135 Min Pres: 928 Category: 4 |
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Hurricane GENEVIEVE (10-18 JUL) Storm - Max Winds: 90 Min Pres: 970 Category: 2 |
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Hurricane FAUSTO (06-12 JUL) Storm - Max Winds: 75 Min Pres: 979 Category: 1 |
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Hurricane ELIDA (26 JUN-02 JUL) Storm - Max Winds: 70 Min Pres: 990 Category: 1 |
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Tropical Storm DOUGLAS (19-23 JUN) Storm - Max Winds: 55 Min Pres: 992 |
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Tropical Storm CRISTINA (08-16 JUN) Storm - Max Winds: 55 Min Pres: 994 |
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Hurricane BORIS (02-08 JUN) Storm - Max Winds: 80 Min Pres: 977 Category: 1 |
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Hurricane ALMA (12-18 MAY) Storm - Max Winds: 75 Min Pres: 979 Category: 1 |





















