1871 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 #1 | 1- 5 JUN | 50 | 999 | - | |
| 2 | Tropical Storm #2 | 8-10 JUN | 50 | - | - | |
| 3 | Hurricane #3 | 14-23 AUG | 100 | 952 | 3 | |
| 4 | Hurricane #4 | 17-30 AUG | 100 | 962 | 3 | |
| 5 | Hurricane #5 | 30 AUG- 2 SEP | 90 | - | 2 | |
| 6 | Hurricane #6 | 5- 8 SEP | 70 | - | 1 | |
| 7 | Hurricane #7 | 30 SEP- 7 OCT | 70 | - | 1 | |
| 8 | Hurricane #8 | 10-13 OCT | 70 | - | 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 #8 (10-13 OCT) Storm - Max Winds: 70 Category: 1 |
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Hurricane #7 (30 SEP-07 OCT) Storm - Max Winds: 70 Category: 1 |
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Hurricane #6 (05-08 SEP) Storm - Max Winds: 70 Category: 1 |
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Hurricane #5 (30 AUG-02 SEP) Storm - Max Winds: 90 Category: 2 |
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Hurricane #4 (17-30 AUG) Storm - Max Winds: 100 Min Pres: 962 Category: 3 |
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Hurricane #3 (14-23 AUG) Storm - Max Winds: 100 Min Pres: 952 Category: 3 |
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Tropical Storm #2 (08-10 JUN) Storm - Max Winds: 50 |
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Tropical Storm #1 (01-05 JUN) Storm - Max Winds: 50 Min Pres: 999 |








