| Number | Meaning |
|---|---|
| 0 |
Reserved |
| 1 |
Rain |
| 2 |
Thunderstorm |
| 3 |
Freezing Rain |
| 4 |
Mixed/Ice |
| 5 |
Snow |
| 6-191 |
Reserved |
| 192-254 |
Reserved for Local Use |
| 255 | Missing |