Comparison of Temperatures between scripts
WxSim & NWS Forecast Comparison
National Weather Service (NW), Actual Observed (Act), WxSim Generated (WS)
| Updated: 09-12-25 at 8:00 am |
| Goal |
Forecast Day |
Day +1 |
Day +2 |
Day +3 |
| ± 2.0° F |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
| Date |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
| 09-12-25 |
14 |
|
24 |
12 |
|
10 |
13 |
|
20 |
7 |
|
10 |
10 |
|
20 |
7 |
|
9 |
11 |
|
22 |
8 |
|
11 |
| 08-12-25 |
15 |
21.8 |
24 |
11 |
13.9 |
10 |
14 |
|
20 |
12 |
|
10 |
13 |
|
20 |
7 |
|
9 |
10 |
|
22 |
8 |
|
11 |
| 07-12-25 |
13 |
21.8 |
24 |
11 |
13.9 |
10 |
14 |
21.8 |
20 |
11 |
13.9 |
10 |
14 |
|
20 |
11 |
|
9 |
13 |
|
22 |
8 |
|
11 |
| 06-12-25 |
11 |
21.8 |
24 |
9 |
13.9 |
10 |
13 |
21.8 |
20 |
11 |
13.9 |
10 |
14 |
21.8 |
20 |
12 |
13.9 |
9 |
14 |
|
22 |
11 |
|
11 |
| 05-12-25 |
6 |
21.8 |
24 |
4 |
13.9 |
10 |
11 |
21.8 |
20 |
9 |
13.9 |
10 |
12 |
21.8 |
20 |
12 |
13.9 |
9 |
13 |
21.8 |
22 |
12 |
13.9 |
11 |
| 04-12-25 |
8 |
21.8 |
24 |
3 |
13.9 |
10 |
6 |
21.8 |
20 |
5 |
13.9 |
10 |
10 |
21.8 |
20 |
9 |
13.9 |
9 |
12 |
21.8 |
22 |
11 |
13.9 |
11 |
| 03-12-25 |
8 |
21.8 |
24 |
5 |
13.9 |
10 |
9 |
21.8 |
20 |
4 |
13.9 |
10 |
7 |
21.8 |
20 |
5 |
13.9 |
9 |
11 |
21.8 |
22 |
9 |
13.9 |
11 |
| 02-12-25 |
9 |
21.8 |
24 |
6 |
13.9 |
10 |
9 |
21.8 |
20 |
5 |
13.9 |
10 |
8 |
21.8 |
20 |
4 |
13.9 |
9 |
7 |
21.8 |
22 |
5 |
13.9 |
11 |
| 01-12-25 |
8 |
21.8 |
24 |
6 |
13.9 |
10 |
9 |
21.8 |
20 |
6 |
13.9 |
10 |
8 |
21.8 |
20 |
6 |
13.9 |
9 |
9 |
21.8 |
22 |
5 |
13.9 |
11 |
| 30-11-25 |
8 |
21.8 |
24 |
3 |
13.9 |
10 |
8 |
21.8 |
20 |
6 |
13.9 |
10 |
9 |
21.8 |
20 |
5 |
13.9 |
9 |
9 |
21.8 |
22 |
5 |
13.9 |
11 |
| 29-11-25 |
11 |
21.8 |
24 |
6 |
13.9 |
10 |
8 |
21.8 |
20 |
2 |
13.9 |
10 |
7 |
21.8 |
20 |
6 |
13.9 |
9 |
8 |
21.8 |
22 |
6 |
13.9 |
11 |
| 28-11-25 |
10 |
21.8 |
24 |
7 |
13.9 |
10 |
10 |
21.8 |
20 |
7 |
13.9 |
10 |
8 |
21.8 |
20 |
3 |
13.9 |
9 |
8 |
21.8 |
22 |
7 |
13.9 |
11 |
| 27-11-25 |
7 |
21.8 |
24 |
6 |
13.9 |
10 |
10 |
21.8 |
20 |
7 |
13.9 |
10 |
10 |
21.8 |
20 |
7 |
13.9 |
9 |
9 |
21.8 |
22 |
4 |
13.9 |
11 |
| 26-11-25 |
5 |
21.8 |
24 |
2 |
13.9 |
10 |
7 |
21.8 |
20 |
6 |
13.9 |
10 |
10 |
21.8 |
20 |
7 |
13.9 |
9 |
10 |
21.8 |
22 |
5 |
13.9 |
11 |
| Results |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
| # Succ |
0 |
|
0 |
0 |
|
0 |
0 |
|
12 |
0 |
|
0 |
0 |
|
11 |
2 |
|
0 |
0 |
|
10 |
1 |
|
0 |
| % Succ |
|
|
0.0 |
|
|
0.0 |
|
|
100.0 |
|
|
0.0 |
|
|
100.0 |
18.2 |
|
0.0 |
|
|
100.0 |
10.0 |
|
0.0 |
| Ave Error |
12.6 |
|
2.2 |
7.8 |
|
3.9 |
12.3 |
|
1.8 |
7.3 |
|
3.9 |
12.4 |
|
1.8 |
7.0 |
|
4.9 |
12.2 |
|
0.2 |
7.0 |
|
2.9 |
| Net Error |
-12.6 |
|
2.2 |
-7.8 |
|
-3.9 |
-12.3 |
|
-1.8 |
-7.3 |
|
-3.9 |
-12.4 |
|
-1.8 |
-7.0 |
|
-4.9 |
-12.2 |
|
0.2 |
-7.0 |
|
-2.9 |
| Std Dev |
2.4 |
|
0.0 |
2.5 |
|
0.0 |
2.1 |
|
0.0 |
2.6 |
|
0.0 |
2.0 |
|
0.0 |
2.6 |
|
0.0 |
1.6 |
|
0.0 |
2.4 |
|
0.0 |
|
|
|
| Updated: 08-12-25 at 8:00 am |
| Goal |
Forecast Day |
Day +1 |
Day +2 |
Day +3 |
| ± 2.0° F |
High |
Low |
High |
Low |
High |
Low |
High |
Low |
| Date |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
| 08-12-25 |
11 |
|
24 |
14 |
|
10 |
12 |
|
20 |
13 |
|
10 |
8 |
|
20 |
10 |
|
9 |
8 |
|
22 |
11 |
|
11 |
| 07-12-25 |
11 |
21.8 |
24 |
14 |
13.9 |
10 |
11 |
|
20 |
14 |
|
10 |
11 |
|
20 |
13 |
|
9 |
8 |
|
22 |
10 |
|
11 |
| 06-12-25 |
9 |
21.8 |
24 |
13 |
13.9 |
10 |
11 |
21.8 |
20 |
14 |
13.9 |
10 |
12 |
|
20 |
14 |
|
9 |
11 |
|
22 |
13 |
|
11 |
| 05-12-25 |
4 |
21.8 |
24 |
11 |
13.9 |
10 |
8 |
21.8 |
20 |
12 |
13.9 |
10 |
12 |
21.8 |
20 |
14 |
13.9 |
9 |
12 |
|
22 |
14 |
|
11 |
| 04-12-25 |
3 |
21.8 |
24 |
6 |
13.9 |
10 |
5 |
21.8 |
20 |
11 |
13.9 |
10 |
9 |
21.8 |
20 |
12 |
13.9 |
9 |
11 |
21.8 |
22 |
13 |
13.9 |
11 |
| 03-12-25 |
4 |
21.8 |
24 |
8 |
13.9 |
10 |
3 |
21.8 |
20 |
7 |
13.9 |
10 |
5 |
21.8 |
20 |
10 |
13.9 |
9 |
9 |
21.8 |
22 |
12 |
13.9 |
11 |
| 02-12-25 |
6 |
21.8 |
24 |
9 |
13.9 |
10 |
5 |
21.8 |
20 |
8 |
13.9 |
10 |
4 |
21.8 |
20 |
7 |
13.9 |
9 |
5 |
21.8 |
22 |
11 |
13.9 |
11 |
| 01-12-25 |
6 |
21.8 |
24 |
9 |
13.9 |
10 |
6 |
21.8 |
20 |
9 |
13.9 |
10 |
5 |
21.8 |
20 |
9 |
13.9 |
9 |
5 |
21.8 |
22 |
7 |
13.9 |
11 |
| 30-11-25 |
3 |
21.8 |
24 |
8 |
13.9 |
10 |
6 |
21.8 |
20 |
9 |
13.9 |
10 |
6 |
21.8 |
20 |
9 |
13.9 |
9 |
5 |
21.8 |
22 |
8 |
13.9 |
11 |
| 29-11-25 |
6 |
21.8 |
24 |
8 |
13.9 |
10 |
2 |
21.8 |
20 |
8 |
13.9 |
10 |
6 |
21.8 |
20 |
9 |
13.9 |
9 |
6 |
21.8 |
22 |
8 |
13.9 |
11 |
| 28-11-25 |
8 |
21.8 |
24 |
11 |
13.9 |
10 |
6 |
21.8 |
20 |
8 |
13.9 |
10 |
3 |
21.8 |
20 |
8 |
13.9 |
9 |
6 |
21.8 |
22 |
9 |
13.9 |
11 |
| 27-11-25 |
7 |
21.8 |
24 |
10 |
13.9 |
10 |
7 |
21.8 |
20 |
10 |
13.9 |
10 |
7 |
21.8 |
20 |
8 |
13.9 |
9 |
3 |
21.8 |
22 |
7 |
13.9 |
11 |
| 26-11-25 |
2 |
21.8 |
24 |
7 |
13.9 |
10 |
6 |
21.8 |
20 |
10 |
13.9 |
10 |
6 |
21.8 |
20 |
10 |
13.9 |
9 |
7 |
21.8 |
22 |
8 |
13.9 |
11 |
| 25-11-25 |
3 |
21.8 |
24 |
5 |
13.9 |
10 |
2 |
21.8 |
20 |
7 |
13.9 |
10 |
6 |
21.8 |
20 |
9 |
13.9 |
9 |
7 |
21.8 |
22 |
10 |
13.9 |
11 |
| Results |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
| # Succ |
0 |
|
0 |
2 |
|
0 |
0 |
|
12 |
2 |
|
0 |
0 |
|
11 |
2 |
|
0 |
0 |
|
10 |
2 |
|
0 |
| % Succ |
|
|
0.0 |
15.4 |
|
0.0 |
|
|
100.0 |
16.7 |
|
0.0 |
|
|
100.0 |
18.2 |
|
0.0 |
|
|
100.0 |
20.0 |
|
0.0 |
| Ave Error |
16.3 |
|
2.2 |
4.8 |
|
3.9 |
16.2 |
|
1.8 |
4.5 |
|
3.9 |
15.5 |
|
1.8 |
4.4 |
|
4.9 |
15.4 |
|
0.2 |
4.6 |
|
2.9 |
| Net Error |
-16.3 |
|
2.2 |
-4.7 |
|
-3.9 |
-16.2 |
|
-1.8 |
-4.5 |
|
-3.9 |
-15.5 |
|
-1.8 |
-4.4 |
|
-4.9 |
-15.4 |
|
0.2 |
-4.6 |
|
-2.9 |
| Std Dev |
2.5 |
|
0.0 |
2.2 |
|
0.0 |
2.2 |
|
0.0 |
1.8 |
|
0.0 |
2.3 |
|
0.0 |
1.8 |
|
0.0 |
1.8 |
|
0.0 |
1.8 |
|
0.0 |
|
|
|