Output
Select Output
rate of spread, ch/hr
flame length, ft
heat per unit area, BTU/ft2
fireline intensity, BTU/ft-sec
wind adjustment factor
Tree Cover
Select Tree Cover
Tree Cover < 5 percent
Tree Cover 5 - 10 percent
Tree Cover 10 - 15 percent
Tree Cover 15 - 30 percent
Tree Cover > 50 percent
Fuel Moisture
Select Fuel Moisture
Very dry: 3,4,5%--30,70%
Dry: 5,6,7%--45,90%
Moderate: 8,9,10%--60,110%
Select fuel models
GR1 (116)
1
2
3
4
5
6
7
8
9
10
11
12
13
blank
crown fire (115)
GR2 (117)
GR3 (118)
GR4 (119)
GR5 (120)
GR6 (121)
GR7 (122)
GR8 (123)
GR9 (124)
GS1 (125)
GS2 (126)
GS3 (127)
GS4 (128)
SB1 (152)
SB2 (153)
SB3 (154)
SB4 (155)
SH1 (129)
SH2 (130)
SH3 (131)
SH4 (132)
SH5 (133)
SH6 (134)
SH7 (135)
SH8 (136)
SH9 (137)
TL1 (143)
TL2 (144)
TL3 (145)
TL4 (146)
TL5 (147)
TL6 (148)
TL7 (149)
TL8 (150)
TL9 (151)
TU1 (138)
TU2 (139)
TU3 (140)
TU4 (141)
TU5 (142)
GR1 (116)
1
2
3
4
5
6
7
8
9
10
11
12
13
blank
crown fire (115)
GR2 (117)
GR3 (118)
GR4 (119)
GR5 (120)
GR6 (121)
GR7 (122)
GR8 (123)
GR9 (124)
GS1 (125)
GS2 (126)
GS3 (127)
GS4 (128)
SB1 (152)
SB2 (153)
SB3 (154)
SB4 (155)
SH1 (129)
SH2 (130)
SH3 (131)
SH4 (132)
SH5 (133)
SH6 (134)
SH7 (135)
SH8 (136)
SH9 (137)
TL1 (143)
TL2 (144)
TL3 (145)
TL4 (146)
TL5 (147)
TL6 (148)
TL7 (149)
TL8 (150)
TL9 (151)
TU1 (138)
TU2 (139)
TU3 (140)
TU4 (141)
TU5 (142)
GR1 (116)
1
2
3
4
5
6
7
8
9
10
11
12
13
blank
crown fire (115)
GR2 (117)
GR3 (118)
GR4 (119)
GR5 (120)
GR6 (121)
GR7 (122)
GR8 (123)
GR9 (124)
GS1 (125)
GS2 (126)
GS3 (127)
GS4 (128)
SB1 (152)
SB2 (153)
SB3 (154)
SB4 (155)
SH1 (129)
SH2 (130)
SH3 (131)
SH4 (132)
SH5 (133)
SH6 (134)
SH7 (135)
SH8 (136)
SH9 (137)
TL1 (143)
TL2 (144)
TL3 (145)
TL4 (146)
TL5 (147)
TL6 (148)
TL7 (149)
TL8 (150)
TL9 (151)
TU1 (138)
TU2 (139)
TU3 (140)
TU4 (141)
TU5 (142)
GR1 (116)
1
2
3
4
5
6
7
8
9
10
11
12
13
blank
crown fire (115)
GR2 (117)
GR3 (118)
GR4 (119)
GR5 (120)
GR6 (121)
GR7 (122)
GR8 (123)
GR9 (124)
GS1 (125)
GS2 (126)
GS3 (127)
GS4 (128)
SB1 (152)
SB2 (153)
SB3 (154)
SB4 (155)
SH1 (129)
SH2 (130)
SH3 (131)
SH4 (132)
SH5 (133)
SH6 (134)
SH7 (135)
SH8 (136)
SH9 (137)
TL1 (143)
TL2 (144)
TL3 (145)
TL4 (146)
TL5 (147)
TL6 (148)
TL7 (149)
TL8 (150)
TL9 (151)
TU1 (138)
TU2 (139)
TU3 (140)
TU4 (141)
TU5 (142)
GR1 (116)
1
2
3
4
5
6
7
8
9
10
11
12
13
blank
crown fire (115)
GR2 (117)
GR3 (118)
GR4 (119)
GR5 (120)
GR6 (121)
GR7 (122)
GR8 (123)
GR9 (124)
GS1 (125)
GS2 (126)
GS3 (127)
GS4 (128)
SB1 (152)
SB2 (153)
SB3 (154)
SB4 (155)
SH1 (129)
SH2 (130)
SH3 (131)
SH4 (132)
SH5 (133)
SH6 (134)
SH7 (135)
SH8 (136)
SH9 (137)
TL1 (143)
TL2 (144)
TL3 (145)
TL4 (146)
TL5 (147)
TL6 (148)
TL7 (149)
TL8 (150)
TL9 (151)
TU1 (138)
TU2 (139)
TU3 (140)
TU4 (141)
TU5 (142)
GR1 (116)
1
2
3
4
5
6
7
8
9
10
11
12
13
blank
crown fire (115)
GR2 (117)
GR3 (118)
GR4 (119)
GR5 (120)
GR6 (121)
GR7 (122)
GR8 (123)
GR9 (124)
GS1 (125)
GS2 (126)
GS3 (127)
GS4 (128)
SB1 (152)
SB2 (153)
SB3 (154)
SB4 (155)
SH1 (129)
SH2 (130)
SH3 (131)
SH4 (132)
SH5 (133)
SH6 (134)
SH7 (135)
SH8 (136)
SH9 (137)
TL1 (143)
TL2 (144)
TL3 (145)
TL4 (146)
TL5 (147)
TL6 (148)
TL7 (149)
TL8 (150)
TL9 (151)
TU1 (138)
TU2 (139)
TU3 (140)
TU4 (141)
TU5 (142)
GR1 (116)
1
2
3
4
5
6
7
8
9
10
11
12
13
blank
crown fire (115)
GR2 (117)
GR3 (118)
GR4 (119)
GR5 (120)
GR6 (121)
GR7 (122)
GR8 (123)
GR9 (124)
GS1 (125)
GS2 (126)
GS3 (127)
GS4 (128)
SB1 (152)
SB2 (153)
SB3 (154)
SB4 (155)
SH1 (129)
SH2 (130)
SH3 (131)
SH4 (132)
SH5 (133)
SH6 (134)
SH7 (135)
SH8 (136)
SH9 (137)
TL1 (143)
TL2 (144)
TL3 (145)
TL4 (146)
TL5 (147)
TL6 (148)
TL7 (149)
TL8 (150)
TL9 (151)
TU1 (138)
TU2 (139)
TU3 (140)
TU4 (141)
TU5 (142)
GR1 (116)
1
2
3
4
5
6
7
8
9
10
11
12
13
blank
crown fire (115)
GR2 (117)
GR3 (118)
GR4 (119)
GR5 (120)
GR6 (121)
GR7 (122)
GR8 (123)
GR9 (124)
GS1 (125)
GS2 (126)
GS3 (127)
GS4 (128)
SB1 (152)
SB2 (153)
SB3 (154)
SB4 (155)
SH1 (129)
SH2 (130)
SH3 (131)
SH4 (132)
SH5 (133)
SH6 (134)
SH7 (135)
SH8 (136)
SH9 (137)
TL1 (143)
TL2 (144)
TL3 (145)
TL4 (146)
TL5 (147)
TL6 (148)
TL7 (149)
TL8 (150)
TL9 (151)
TU1 (138)
TU2 (139)
TU3 (140)
TU4 (141)
TU5 (142)
An unhandled error has occurred.
Reload
🗙
