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Saint Johns, FL Natural Disasters and Weather Extremes

 
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The chance of earthquake damage in Saint Johns is about the same as Florida average and is much lower than the national average. The risk of tornado damage in Saint Johns is lower than Florida average and is about the same as the national average.

Topics:Earthquake IndexVolcano IndexTornado IndexOther Weather Extremes EventsVolcanos NearbyHistorical Earthquake EventsHistorical Tornado Events

Earthquake Index, #318

Saint Johns, FL
0.01
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

Saint Johns, 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, #798

Saint Johns, FL
127.69
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 2,357 other weather extremes events within 50 miles of Saint Johns, FL were recorded from 1950 to 2010. The following is a break down of these events:

TypeCountTypeCountTypeCountTypeCountTypeCount
Avalanche:0Blizzard:0Cold:0Dense Fog:0Drought:0
Dust Storm:0Flood:110Hail:579Heat:0Heavy Snow:0
High Surf:0Hurricane:0Ice Storm:0Landslide:0Strong Wind:6
Thunderstorm Winds:1,198Tropical Storm:0Wildfire:40Winter Storm:0Winter Weather:0
Other:424 

Volcanos Nearby

No volcano is found in or near Saint Johns, FL.

Historical Earthquake Events

No historical earthquake events that had recorded magnitudes of 3.5 or above found in or near Saint Johns, FL.

No historical earthquake events found in or near Saint Johns, FL.

Historical Tornado Events

A total of 29 historical tornado events that had recorded magnitude of 2 or above found in or near Saint Johns, FL.

Distance (miles)DateMagnitudeStart Lat/LogEnd Lat/LogLengthWidthFatalitiesInjuriesProperty DamageCrop DamageAffected County
4.71974-05-12230°05'N / 81°41'W30°05'N / 81°37'W4.30 Miles100 Yards02250K0Duval
8.31960-06-04230°00'N / 81°41'W003K0Clay
10.51957-06-08230°06'N / 81°46'W30°10'N / 81°42'W6.40 Miles27 Yards0025K0Clay
11.72001-03-29229°52'N / 81°45'W30°02'N / 81°40'W12.00 Miles150 Yards001.1M0Clay
 Brief Description: Tornado was mainly F0-F1. Large trees were uprooted and power lines were blown down. Two homes were destroyed, 4 with major damage, and 50 with minor damage. A total of 56 homes in the Highlands Avenue area were damaged.
13.01957-06-08230°14'N / 81°41'W0025K0Duval
13.71971-02-07329°54'N / 81°33'W29°55'N / 81°20'W13.10 Miles200 Yards00250K0St. Johns
17.41972-01-22229°50'N / 81°40'W0.30 Mile50 Yards043K0Clay
17.81975-03-18229°55'N / 81°20'W1.00 Mile100 Yards00250K0St. Johns
18.51957-06-08230°18'N / 81°44'W0.90 Mile33 Yards0025K0Duval
20.01996-02-02230°19'N / 81°43'W30°22'N / 81°40'W6.00 Miles80 Yards002.8M0Duval
 Brief Description: The tornado touched-down at Park Street and Cassat Avenue and moved to just north of I-10/I-95. Sixty one homes reported minor damage, three with major damage. Four businesses reported major damage had 12 RVs valued up to 70K overturned. Trees, power lines and traffic lights were blown down along the path.
21.41961-04-09229°47'N / 81°26'W29°49'N / 81°22'W5.10 Miles200 Yards0225K0St. Johns
22.31958-04-15329°52'N / 81°18'W29°53'N / 81°15'W3.60 Miles73 Yards09250K0St. Johns
24.11964-06-06230°24'N / 81°42'W30°25'N / 81°39'W3.60 Miles27 Yards00250K0Duval
25.81995-04-24229°39'N / 81°44'W29°45'N / 81°31'W10.00 Miles350 Yards051.1M0St. Johns
 Brief Description: A tornado touched town about five and a half miles west of Palatka travelled east northeast, lifting about one and a half miles northeast of Palatka. In Putnam County more than 200 building were damaged with 11 totally destroyed and over 150 vehicles were damaged. Winds were measured at 93 mph. In St Johns County, damage was confined mainly to trees downed. Damaged to buildings was mainly roof damage but several mobile homes were completely destroyed. Included in the damage was a hospital, community college and church.
26.91973-04-04229°40'N / 81°33'W29°42'N / 81°30'W4.10 Miles67 Yards00250K0St. Johns
27.02004-08-12230°28'N / 81°48'W30°24'N / 81°41'W7.00 Miles1 Yards0000Duval
 Brief Description: 1500: Tornado sighted on ground at the intersection of Imeson and Pritchard Rd. 1500: 3 train cars derailed in Edgewood area of town. 1500: Tornado progressing toward the Edgewood area...ripping up trees in its path. 1505: Tornado about 1 mile from Trained Storm Spotter who was at 601 Crestwood Ave. Tornado was observed in the Norwood and Edgewood areas of town. 1530: Trees on home at Francis and Cleveland Roads and 3056 Francis Road. Tree on house along Pettiford Drive. Powerlines down across the Edgewood area. Mobile home overturned on Edgewood Ave and U.S. 1 (New Kings Road). 6 trees broken. A police sub-station off of U.S. 1 and Edgewood had 6 cars and 1 tractor trailer damaged. Report from Trained Storm Spotter. 1530: Roof ripped off of grocery store at Ina Road and Imeson. Building bricks were broken off and hit 11 cars which caused damage. Trees down on homes at 6024 and 6026 Bagley Road. 1550: Radio reports of damage and debris along New Kings Road. Damage included downed and snapped trees and destroyed billboards. Road closures along New Kings Road heard at 1550 EST. 1550: Debris in trailer park including mattresses on roofs. 1600: Tornado sighted near West 45th Street and U.S. 1 in northwest Jacksonville. 1615: Numerous trees down and snapped in the Edgewood area of Jacksonville.
27.31960-02-25230°28'N / 81°35'W0225K0Duval
27.51974-05-12230°17'N / 82°04'W30°19'N / 81°50'W14.20 Miles33 Yards00250K0Duval
28.81971-02-07229°57'N / 82°02'W2.00 Miles33 Yards0025K0Clay
29.21977-12-05229°38'N / 81°42'W29°40'N / 81°33'W9.40 Miles40 Yards110250K0Putnam
30.51967-05-22229°37'N / 81°50'W29°40'N / 81°33'W17.40 Miles20 Yards0225K0Putnam
31.81984-02-27229°47'N / 82°01'W29°50'N / 82°00'W3.00 Miles30 Yards02250K0Clay
32.61971-02-07229°57'N / 82°06'W2.00 Miles33 Yards0125K0Bradford
33.41973-04-04229°36'N / 82°04'W29°40'N / 81°33'W31.40 Miles67 Yards04250K0Putnam
34.31974-05-12230°17'N / 82°07'W30°17'N / 82°04'W3.30 Miles33 Yards01250K0Baker
36.01950-03-16229°39'N / 81°13'W1.50 Miles150 Yards003K0St. Johns
45.61970-07-05229°28'N / 81°16'W0025K0Flagler
45.91973-04-04229°33'N / 82°06'W29°36'N / 82°04'W4.50 Miles67 Yards00250K0Alachua
49.71983-11-20229°28'N / 81°08'W29°29'N / 81°05'W3.00 Miles50 Yards00250K0Flagler


* 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.


 
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