AL
$500 TO $5,000
F1
MODERATE DAMAGE (73-112 MPH)
< 1 MILE
< 18 YDS
CST
15 MIN
WATERSPOUT MOVING ASHORE
NOT CONFIRMED
TORNADO
$5,000 TO $50,000
3.2 - 9.9 MILES
56 - 175 YDS
300
F2
SIGNIFICANT DAMAGE (113-157 MPH)
18 - 55 YDS
2 HRS
NO DAMAGE REPORTED
F0
LIGHT DAMAGE (40-72 MPH)
> 2 HRS
30
$50,000 TO $500,000
1 - 3.1 MILES
EST
150
F3
SEVERE DAMAGE (158-206 MPH)
10 - 31.9 MILES
50
1 HR
250
176 - 527 YDS
1200
$500,000 TO $5,000,000
32 - 99.9 MILES
TORNADO MOVING OVER A LARGE BO
30 MIN
FROM STORM DATA
600
450
100
60
10
FROM NEWSPAPER CLIPPINGS
230
80
900
90
180
70
120
200
$50 TO $500
220
CONFIRMED
40
130
$50,000,000 TO $500,000,000
F4
DEVASTATING DAMAGE (207-260 MPH)
528 - 1759 YDS
2640
STRAIGHT
AR
750
45 MIN
ROPELIKE
WITH HEAVY RAIN
MODERATE COLUMN
400
CONE SHAPED
COUNTER-CLOCKWISE
THIN COLUMN
45 DEGREES TO THE RIGHT
1320
240
$5,000,000 TO $50,000,000
AZ
WITH LARGE HAIL AND HEAVY RAIN
WITH NO RAIN OR HAIL
< $50
FROM NWS SURVEY
2100
WITH LARGE HAIL
3000
MST
CA
20
3900
PST
CO
SINUSOIDAL
1500
30 DEGREES TO THE LEFT
OBSCURED BY HEAVY RAIN
CT
> 1760 YDS
350
4200
DE
1290
FL
210
1 HR 15 MI
2500
GA
110
380
5280
IA
F5
INCREDIBLE DAMAGE (261-318 MPH)
30 DEGREES TO THE RIGHT
THICK COLUMN
6600
430
190
ID
IL
2400
360
OTHER
660
1800
IN
1580
KS
> 100 MILES
NO VISIBLE SIGN
1050
KY
LA
850
550
500
1650
MA
MD
ME
MI
6000
270
670
MN
1980
MO
2250
1600
1020
MS
370
540
1000
CDT
2700
520
MT
NC
RIGHT TURN LOOP
LEFT TURN LOOP
ND
NE
NH
NJ
3300
NM
1 HR 30 MI
MDT
NV
CLOCKWISE
NY
320
OH
260
OK
810
1590
OR
PA
840
3690
RI
SC
170
290
800
SD
1100
TN
TX
1300
140
UT
VA
1350
160
WA
PDT
WI
7500
WV
WY