Scoring Rubric
Error points are assigned according to the following:
1) Temperature Advection at ALO
| warm air | cold air | no significant | ||
| warm air | 0 |
2 |
1 |
|
| Forecast | cold air | 2 |
0 |
1 |
| no significant | 1 |
1 |
0 |
2) Passage of a Front Over ALO
| no front | cold front | warm front | occluded front | ||
| no front | 0 |
1 |
1 |
1 |
|
| Forecast | cold front | 1 |
0 |
2 |
1 |
| warm front | 1 |
2 |
0 |
1 |
|
| occluded front | 1 |
1 |
1 |
0 |
3) Sky Conditions in ALO
| SKC/CLR | FEW | SCT | BKN | OVC | ||
| SKC/CLR | 0 |
1 |
2 |
3 |
4 |
|
| FEW | 1 |
0 |
1 |
2 |
3 |
|
| Forecast | SCT | 2 |
1 |
0 |
1 |
2 |
| BKN | 3 |
2 |
1 |
0 |
1 |
|
| OVC | 4 |
3 |
2 |
1 |
0 |
4) Factors Favoring Precipitation in ALO
1 error point possible for each of the 6 parts
5) Form of Precipitation in ALO
scored only if precipitation is observed
1 error point possible for each of the 2 parts
6) Surface Wind Direction
Verification Values (direction, in degrees; reported to nearest 10 degrees):
N : 340, 350, 360, 010, 020
NE: 030, 040, 050, 060
E: 070, 080, 090, 100, 110
SE: 120, 130, 140, 150
S: 160, 170, 180, 190, 200
SW: 210, 220, 230, 240
W: 250, 260, 270, 280, 290
NW: 300, 310, 320, 330
| light and variable | N | NE | E | SE | S | SW | W | NW | ||
| light and variable | 0 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
2 |
|
N |
1 |
0 |
1 |
2 |
3 |
4 |
3 |
2 |
1 |
|
NE |
1 |
1 |
0 |
1 |
2 |
3 |
4 |
3 |
2 |
|
E |
1 |
2 |
1 |
0 |
1 |
2 |
3 |
4 |
3 |
|
| Forecast | SE |
1 |
3 |
2 |
1 |
0 |
1 |
2 |
3 |
4 |
S |
1 |
4 |
3 |
2 |
1 |
0 |
1 |
2 |
3 |
|
SW |
1 |
3 |
4 |
3 |
2 |
1 |
0 |
1 |
2 |
|
W |
1 |
2 |
3 |
4 |
3 |
2 |
1 |
0 |
1 |
|
NW |
1 |
1 |
2 |
3 |
4 |
3 |
2 |
1 |
0 |
Surface Wind Speed (knots)
| 0-4 (light and variable) | 5-9 | 10-14 | 15-19 | 20-24 | 25 and above | ||
| 0-4 (lt. and var.) | 0 |
1 |
2 |
3 |
4 |
5 |
|
5-9 |
1 |
0 |
1 |
2 |
3 |
4 |
|
| Forecast | 10-14 |
2 |
1 |
0 |
1 |
2 |
3 |
15-19 |
3 |
2 |
1 |
0 |
1 |
2 |
|
20-24 |
4 |
3 |
2 |
1 |
0 |
1 |
|
25 and above |
5 |
4 |
3 |
2 |
1 |
0 |
7) Tomorrow's High and Low Temperatures in ALO
each part scored as the absolute value of the difference between forecast and observed
8) Probability of Precipitation (POP) in ALO
No Precip. Observed: score = forecast POP
Precip. Observed: score = 100 - forecast POP