1990 Hurricane/Tropical Data for Atlantic
Individual Storm Summary
Winds in knots, pressure in millibars, category is based on Saffir-Simpson scale.
| # | Name | Date | Wind | Pres | Cat | |
| 1 | Tropical Storm ARTHUR | 22-27 JUL | 60 | 995 | - | |
| 2 | Hurricane BERTHA | 24 JUL- 2 AUG | 70 | 973 | 1 | |
| 3 | Tropical Storm CESAR | 31 JUL- 7 AUG | 45 | 1000 | - | |
| 4 | Hurricane DIANA | 4- 9 AUG | 85 | 980 | 2 | |
| 5 | Tropical Storm EDOUARD | 2-13 AUG | 40 | 1003 | - | |
| 6 | Tropical Storm FRAN | 11-14 AUG | 35 | 1007 | - | |
| 7 | Hurricane GUSTAV | 24 AUG- 3 SEP | 105 | 956 | 3 | |
| 8 | Tropical Storm HORTENSE | 25-31 AUG | 55 | 993 | - | |
| 9 | Hurricane ISIDORE | 4-17 SEP | 85 | 978 | 2 | |
| 10 | Hurricane JOSEPHINE | 21 SEP- 6 OCT | 75 | 980 | 1 | |
| 11 | Hurricane KLAUS | 3- 9 OCT | 70 | 985 | 1 | |
| 12 | Hurricane LILI | 6-15 OCT | 65 | 987 | 1 | |
| 13 | Tropical Storm MARCO | 9-13 OCT | 55 | 989 | - | |
| 14 | Hurricane NANA | 16-21 OCT | 75 | 989 | 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 NANA (16-21 OCT) Storm - Max Winds: 75 Min Pres: 989 Category: 1 |
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Tropical Storm MARCO (09-13 OCT) Storm - Max Winds: 55 Min Pres: 989 |
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Hurricane LILI (06-15 OCT) Storm - Max Winds: 65 Min Pres: 987 Category: 1 |
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Hurricane KLAUS (03-09 OCT) Storm - Max Winds: 70 Min Pres: 985 Category: 1 |
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Hurricane JOSEPHINE (21 SEP-06 OCT) Storm - Max Winds: 75 Min Pres: 980 Category: 1 |
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Hurricane ISIDORE (04-17 SEP) Storm - Max Winds: 85 Min Pres: 978 Category: 2 |
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Tropical Storm HORTENSE (25-31 AUG) Storm - Max Winds: 55 Min Pres: 993 |
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Hurricane GUSTAV (24 AUG-03 SEP) Storm - Max Winds: 105 Min Pres: 956 Category: 3 |
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Tropical Storm FRAN (11-14 AUG) Storm - Max Winds: 35 Min Pres: 1007 |
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Tropical Storm EDOUARD (02-13 AUG) Storm - Max Winds: 40 Min Pres: 1003 |
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Hurricane DIANA (04-09 AUG) Storm - Max Winds: 85 Min Pres: 980 Category: 2 |
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Tropical Storm CESAR (31 JUL-07 AUG) Storm - Max Winds: 45 Min Pres: 1000 |
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Hurricane BERTHA (24 JUL-02 AUG) Storm - Max Winds: 70 Min Pres: 973 Category: 1 |
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Tropical Storm ARTHUR (22-27 JUL) Storm - Max Winds: 60 Min Pres: 995 |














