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Fire Behaviour Indices Calculator
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Fire Behaviour Indices Calculator
Fire Behaviour Indices Calculator
Lookup Tables
Classes
Calculate Indices
Lookup Tables
Classes
Classes
Danger Class
Danger Class
0
Class
Colour
Class
Colour
1
I
#0000FF
2
II
#00FF00
3
III
#FFFF00
4
IV
#FF8000
5
V
#FF0000
There are no rows in this table
Regional Danger Class
Regional Danger Class
0
Region
FWI Min
FWI Max
BUI Min
BUI Max
Danger Class
Region
FWI Min
FWI Max
BUI Min
BUI Max
Danger Class
1
Region 1
0
1
0
20
I
2
Region 1
1
8
0
20
II
3
Region 1
8
17
0
20
II
4
Region 1
17
31
0
20
III
5
Region 1
31
211
0
20
III
6
Region 1
0
1
20
43
II
7
Region 1
1
8
20
43
II
8
Region 1
8
17
20
43
III
9
Region 1
17
31
20
43
III
10
Region 1
31
211
20
43
IV
11
Region 1
0
1
43
70
II
12
Region 1
1
8
43
70
III
13
Region 1
8
17
43
70
III
14
Region 1
17
31
43
70
IV
15
Region 1
31
211
43
70
IV
16
Region 1
0
1
70
119
II
17
Region 1
1
8
70
119
III
18
Region 1
8
17
70
119
IV
19
Region 1
17
31
70
119
IV
20
Region 1
31
211
70
119
V
21
Region 1
0
1
119
438
III
22
Region 1
1
8
119
438
III
23
Region 1
8
17
119
438
IV
24
Region 1
17
31
119
438
V
25
Region 1
31
211
119
438
V
26
Region 2
0
5
0
49
I
27
Region 2
5
17
0
49
II
28
Region 2
17
27
0
49
II
29
Region 2
27
38
0
49
III
30
Region 2
38
211
0
49
III
31
Region 2
0
5
49
86
II
32
Region 2
5
17
49
86
II
33
Region 2
17
27
49
86
III
34
Region 2
27
38
49
86
III
35
Region 2
38
211
49
86
IV
36
Region 2
0
5
86
119
II
37
Region 2
5
17
86
119
III
38
Region 2
17
27
86
119
III
39
Region 2
27
38
86
119
IV
40
Region 2
38
211
86
119
IV
41
Region 2
0
5
119
159
II
42
Region 2
5
17
119
159
III
43
Region 2
17
27
119
159
IV
44
Region 2
27
38
119
159
IV
45
Region 2
38
211
119
159
V
46
Region 2
0
5
159
438
III
47
Region 2
5
17
159
438
III
48
Region 2
17
27
159
438
IV
49
Region 2
27
38
159
438
V
50
Region 2
38
211
159
438
V
51
Region 3
0
5
0
51
I
52
Region 3
5
17
0
51
II
53
Region 3
17
27
0
51
II
54
Region 3
27
38
0
51
III
55
Region 3
38
211
0
51
III
56
Region 3
0
5
51
91
II
57
Region 3
5
17
51
91
II
58
Region 3
17
28
51
91
III
59
Region 3
28
47
51
91
III
60
Region 3
47
211
51
91
IV
61
Region 3
0
5
91
141
II
62
Region 3
5
17
91
141
III
63
Region 3
17
28
91
141
III
64
Region 3
28
47
91
141
IV
65
Region 3
47
211
91
141
V
66
Region 3
0
5
141
201
II
67
Region 3
5
17
141
201
III
68
Region 3
17
28
141
201
IV
69
Region 3
28
47
141
201
IV
70
Region 3
47
211
141
201
V
71
Region 3
0
5
201
438
III
72
Region 3
5
17
201
438
III
73
Region 3
17
28
201
438
IV
74
Region 3
28
47
201
438
IV
75
Region 3
47
211
201
438
V
There are no rows in this table
Spread Class
Spread Class
0
Name
ISI Min
ISI Max
Curing
Color
Name
ISI Min
ISI Max
Curing
Color
1
Very Slow
0
8
Greener
#FFEEEE
2
Slow
8
13
Greener
#FFCCCC
3
Moderate
13
17
Greener
#FF9999
4
Fast
18
185
Greener
#FF3333
There are no rows in this table
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