Islamorada, FL Natural Disasters and Weather Extremes
The chance of earthquake damage in Islamorada is about the same as Florida average and is much lower than the national average. The risk of tornado damage in Islamorada is much lower than Florida average and is much lower than the national average.
Earthquake Index, #642
| Islamorada, FL | 0.00 |
| Florida | 0.01 |
| U.S. | 1.81 |
The earthquake index value is calculated based on historical earthquake events data using USA.com algorithms. It is an indicator of the earthquake level in a region. A higher earthquake index value means a higher chance of an earthquake.
Volcano Index, #1
| Islamorada, FL | 0.0000 |
| Florida | 0.0000 |
| U.S. | 0.0023 |
The volcano index value is calculated based on the currently known volcanoes using USA.com algorithms. It is an indicator of the possibility of a region being affected by a possible volcano eruption. A higher volcano index value means a higher chance of being affected.
Tornado Index, #1042
| Islamorada, FL | 26.43 |
| Florida | 185.89 |
| U.S. | 136.45 |
The tornado index value is calculated based on historical tornado events data using USA.com algorithms. It is an indicator of the tornado level in a region. A higher tornado index value means a higher chance of tornado events.
Other Weather Extremes Events
A total of 560 other weather extremes events within 50 miles of Islamorada, FL were recorded from 1950 to 2010. The following is a break down of these events:
| Type | Count | Type | Count | Type | Count | Type | Count | Type | Count |
| Avalanche: | 0 | Blizzard: | 0 | Cold: | 0 | Dense Fog: | 0 | Drought: | 0 |
| Dust Storm: | 0 | Flood: | 422 | Hail: | 4 | Heat: | 0 | Heavy Snow: | 0 |
| High Surf: | 0 | Hurricane: | 0 | Ice Storm: | 0 | Landslide: | 0 | Strong Wind: | 0 |
| Thunderstorm Winds: | 56 | Tropical Storm: | 0 | Wildfire: | 0 | Winter Storm: | 0 | Winter Weather: | 0 |
| Other: | 78 | ||||||||
Volcanos Nearby
No volcano is found in or near Islamorada, FL.
Historical Earthquake Events
No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Islamorada, FL.
No historical earthquake events found in or near Islamorada, FL.
Historical Tornado Events
A total of 3 historical tornado events that had recorded magnitude of 2 or above found in or near Islamorada, FL.
| Distance (miles) | Date | Magnitude | Start Lat/Log | End Lat/Log | Length | Width | Fatalities | Injuries | Property Damage | Crop Damage | Affected County |
| 22.1 | 1998-11-04 | 2 | 25°05'N / 80°27'W | 25°10'N / 80°21'W | 12.00 Miles | 75 Yards | 0 | 20 | 25.0M | 0 | Monroe |
| Brief Description: A multivortex tornado touched down just west of U.S. 1 near mile marker 100. The tornado moved north northeast at 30 mph passing across ten housing subdivision, mostly mobile home parks. It damaged about 600 structures, tore down utility lines, damaged vessels and destroyed a great deal of foliage. The tornado crossed to the east of U.S. 1 near the intersection of Highway 905, overturning a semi tractor trailer, and continue north northeast for about six miles damaging house roofs and foliage. Tropical storm Mitch, after devastating portions of central America as a hurricane then dissipating over land, reformed over the Bay of Campeche and moved northeast across the Yucatan Peninsula, the southeast Gulf of Mexico and into south Florida. Casualties in south Florida included two drownings in a fishing boat that capsized near the Dry Tortugas and about 65 injuries, most of them minor, in the upper keys involving hurricane spawned tornadoes. Losses are estimated at $50 million, including $20 million in crop damage. Much of the property damage was caused by five tornadoes, one of which reached a maximum intensity of F2, in the upper Keys. A total of 646 dwellings were damaged in an area from Islamorada to north Key Largo. Other tornadoes were observed in Broward, Palm Beach, and Collier counties. Widespread rainfall totals across south Florida averaged 6 to 8 inches with local amounts of 13 inches. The storm surge of 2 to 4 feet along the Keys and southwest Florida coast, and 1 to 2 feet along the southeast coast, produced minor flooding, beach erosion and damage to marine structures and vessels. The maximum officially measured wind in south Florida was 52 knots (60 mph) with a peak wind of 57 knots (65 mph) at Fowey Rocks Light. The maximum wind on land was 35 knots (40 mph) with a peak wind of 48 knots (55 mph) at Key West International Airport. About 50,000 customers lost their electricity. | |||||||||||
| 30.2 | 2005-08-26 | 2 | 24°42'N / 81°05'W | 24°42'N / 81°05'W | 1.20 Miles | 20 Yards | 0 | 0 | 5.0M | 0 | Monroe |
| Brief Description: Tornado damage path began oceanfront at 73rd Street Ocean (F1) in Marathon and moved northeast, crossing U.S. Highway 1 near 76th Street Ocean, passing through Marathon Airport before entering Florida Bay near the Sea Air Estates Subdivision. Most signficant damage (F2) included concrete block residential structure shifted on foundation...a frame residence shifted on pilings, and bent large steel I-Beams on recently constructed hangars at Marathon Airport. One boat sunk in canal. Extensive damage to porches and trees along narrow path. | |||||||||||
| 42.1 | 1973-12-20 | 2 | 25°25'N / 80°25'W | 25°31'N / 80°22'W | 7.60 Miles | 33 Yards | 0 | 9 | 2.5M | 0 | Miami-dade |
* The information on this page is based on the global volcano database, the U.S. earthquake database of 1638-1985, and the U.S. Tornado and Weather Extremes database of 1950-2010.