Safety, Operator safety, Windchill/temperature charts – Polaris 2003 Universal Snowmobiles User Manual
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SAFETY
Operator Safety
Windchill/Temperature Charts
The following information is provided to help you determine when
temperatures become dangerous for riding.
WIND CHILL CHART (°F)
Estimated Wind Speed
in MPH
Actual Thermometer Reading (°F)
in MPH
50
40
30
20
10
0
-10
-20
-30
-40
-50
-60
Equivalent Temperature (°F)
Calm
50
40
30
20
10
0
-10
-20
-30
-40
-50
-60
5
48
37
27
16
6
-5
-15
-26
-36
-47
-57
-68
10
40
28
16
4
-9
-21
-33
-46
-58
-70
-83
-95
15
36
22
9
-5
-18
-36
-45
-58
-72
-85
-99
-11
2
20
32
18
4
-10
-25
-39
-53
-67
-82
-96
-11
0
-12
4
25
30
16
0
-15
-29
-44
-59
-74
-88
-10
4
-11
8
-13
3
30
28
13
-2
-18
-33
-48
-63
-79
-94
-10
9
-12
5
-14
0
35
27
11
-4
-20
-35
-49
-67
-82
-98
-11
3
-12
9
-14
5
40
26
10
-6
-21
-37
-53
-69
-85
-10
0
-11
6
-13
2
-14
8
Wind Speeds Greater
Than 40 MPH Have
Little Added Effect
Little Danger
(For Properly
Clothed Person)
Increasing
Danger
Great
Danger
Little Added Effect
Clothed Person)
Danger From Freezing of Exposed Flesh