1998 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 AGATHA | 11-16 JUN | 55 | 993 | - | |
| 2 | Hurricane BLAS | 22-30 JUN | 120 | 943 | 4 | |
| 3 | Tropical Storm CELIA | 17-21 JUL | 50 | 997 | - | |
| 4 | Hurricane DARBY | 23 JUL- 1 AUG | 100 | 958 | 3 | |
| 5 | Hurricane ESTELLE | 29 JUL- 8 AUG | 115 | 948 | 4 | |
| 6 | Tropical Storm FRANK | 6-10 AUG | 40 | 1001 | - | |
| 7 | Hurricane GEORGETTE | 11-17 AUG | 100 | 960 | 3 | |
| 8 | Hurricane HOWARD | 20-30 AUG | 130 | 932 | 4 | |
| 9 | Hurricane ISIS | 1- 3 SEP | 65 | 988 | 1 | |
| 10 | Tropical Storm JAVIER | 6-14 SEP | 50 | 995 | - | |
| 11 | Hurricane KAY | 13-17 OCT | 65 | 987 | 1 | |
| 12 | Hurricane LESTER | 15-26 OCT | 100 | 965 | 3 | |
| 13 | Hurricane MADELINE | 16-20 OCT | 75 | 979 | 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 MADELINE (16-20 OCT) Storm - Max Winds: 75 Min Pres: 979 Category: 1 |
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Hurricane LESTER (15-26 OCT) Storm - Max Winds: 100 Min Pres: 965 Category: 3 |
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Hurricane KAY (13-17 OCT) Storm - Max Winds: 65 Min Pres: 987 Category: 1 |
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Tropical Storm JAVIER (06-14 SEP) Storm - Max Winds: 50 Min Pres: 995 |
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Hurricane ISIS (01-03 SEP) Storm - Max Winds: 65 Min Pres: 988 Category: 1 |
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Hurricane HOWARD (20-30 AUG) Storm - Max Winds: 130 Min Pres: 932 Category: 4 |
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Hurricane GEORGETTE (11-17 AUG) Storm - Max Winds: 100 Min Pres: 960 Category: 3 |
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Tropical Storm FRANK (06-10 AUG) Storm - Max Winds: 40 Min Pres: 1001 |
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Hurricane ESTELLE (29 JUL-08 AUG) Storm - Max Winds: 115 Min Pres: 948 Category: 4 |
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Hurricane DARBY (23 JUL-01 AUG) Storm - Max Winds: 100 Min Pres: 958 Category: 3 |
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Tropical Storm CELIA (17-21 JUL) Storm - Max Winds: 50 Min Pres: 997 |
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Hurricane BLAS (22-30 JUN) Storm - Max Winds: 120 Min Pres: 943 Category: 4 |
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Tropical Storm AGATHA (11-16 JUN) Storm - Max Winds: 55 Min Pres: 993 |













