Sky Condition | CL: Mostly Clear |
PC: Partly Cloud | |
OV: Mostly Cloudy | |
Precipitation Type | Z: freezing rain/drizzle, ice pellets, or anything mixed with freezing precipitation |
S: pure snow or snow grains | |
RS: rain/drizzle and snow mixed | |
R: pure rain/drizzle | |
Atmospheric tendency to promote fire behavior | Er: Erratic |
In: Intense | |
No: Normal | |
Su: Subdued | |
Smoke Dispersion Index and Adjective | >100: Very Good (VG) |
61-100: Good (G) | |
41-60: Generally Good (GG) | |
21-40: Fair (F) | |
13-20: Generally Poor (GP) | |
7-12: Poor (P) | |
1-6: Very Poor (VP) | |
Low Visibility Occurrence Risk Index (LVORI) and Adjective | 7-10: High (H) |
4-6: Medium (M) | |
1-3: Low (L) |