- Orange is a blizzard warning (the most serious condition)
- Pink is a winter storm warning.
- Magenta in the southern Plains is a high fire risk.
- Lime green is a blizzard watch.
- The hunter green in the Upper Midwest is a winter storm watch.
- Green (Idaho) is a flood warning.
- The purple in the intermountain region is a winter weather advisory.
Here is a computer model forecast for noon Friday.