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National Weather Service Wind Chill Chart
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New Wind Chill Chart |
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Equivalent Temperature oF) |
Wind Speed (mph) |
calm |
40 |
35 |
30 |
25 |
20 |
15 |
10 |
5 |
0 |
-5 |
-10 |
-15 |
-20 |
-25 |
| 5 |
36 |
31 |
25 |
19 |
13 |
7 |
1 |
-5 |
-11 |
-16 |
-22 |
-28 |
-34 |
-40 |
| 10 |
34 |
27 |
21 |
15 |
9 |
3 |
-4 |
-10 |
-16 |
-22 |
-28 |
-35 |
-41 |
-47 |
| 15 |
32 |
25 |
19 |
13 |
6 |
0 |
-7 |
-13 |
-19 |
-26 |
-32 |
-39 |
-45 |
-51 |
| 20 |
30 |
24 |
17 |
11 |
4 |
-2 |
-9 |
-15 |
-22 |
-29 |
-35 |
-42 |
-48 |
-55 |
| 25 |
29 |
23 |
16 |
9 |
3 |
-4 |
-11 |
-17 |
-24 |
-31 |
-37 |
-44 |
-51 |
-58 |
| 30 |
28 |
22 |
15 |
8 |
1 |
-5 |
-12 |
-19 |
-26 |
-33 |
-39 |
-46 |
-53 |
-60 |
| 35 |
28 |
21 |
14 |
7 |
0 |
-7 |
-14 |
-21 |
-27 |
-34 |
-41 |
-48 |
-55 |
-62 |
| 40 |
27 |
20 |
13 |
6 |
-1 |
-8 |
-15 |
-22 |
-29 |
-36 |
-43 |
-50 |
-57 |
-64 |
| 45 |
26 |
19 |
12 |
5 |
-2 |
-9 |
-16 |
-23 |
-30 |
-37 |
-44 |
-51 |
-58 |
-65 |
"Calm-air" as used in wind chill determinations actually refers to the conditions
created by a person walking briskly (at 4 miles-per-hour) under calm wind conditions. |
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