WxSim & NWS Forecast Comparison
National Weather Service (NW), Actual Observed (Act), WxSim Generated (WS)
Morning Forecasts
Updated: 04-26-24 at 5:00 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 |
04-26-24 |
58 |
|
61 |
37 |
|
40 |
57 |
|
64 |
44 |
|
46 |
62 |
|
64 |
50 |
|
54 |
75 |
|
70 |
49 |
|
51 |
04-25-24 |
52 |
52.7 |
59 |
34 |
39.9 |
38 |
57 |
|
61 |
38 |
|
44 |
57 |
|
66 |
45 |
|
49 |
64 |
|
65 |
52 |
|
52 |
04-24-24 |
45 |
66.7 |
68 |
64 |
45.5 |
35 |
35 |
52.7 |
59 |
52 |
39.9 |
40 |
35 |
|
62 |
57 |
|
42 |
40 |
|
65 |
57 |
|
47 |
04-23-24 |
60 |
58.6 |
65 |
43 |
33.6 |
47 |
64 |
66.7 |
68 |
33 |
45.5 |
34 |
53 |
52.7 |
61 |
37 |
39.9 |
40 |
55 |
|
61 |
41 |
|
42 |
04-22-24 |
37 |
58.5 |
61 |
58 |
33.4 |
41 |
37 |
58.6 |
64 |
59 |
33.6 |
45 |
43 |
66.7 |
63 |
64 |
45.5 |
31 |
35 |
52.7 |
62 |
56 |
39.9 |
39 |
04-21-24 |
54 |
51.4 |
58 |
38 |
35.4 |
40 |
59 |
58.5 |
61 |
38 |
33.4 |
41 |
60 |
58.6 |
64 |
45 |
33.6 |
46 |
61 |
66.7 |
60 |
39 |
45.5 |
30 |
04-20-24 |
59 |
61.0 |
63 |
38 |
46.2 |
39 |
56 |
51.4 |
58 |
41 |
35.4 |
41 |
59 |
58.5 |
61 |
40 |
33.4 |
43 |
59 |
58.6 |
65 |
46 |
33.6 |
46 |
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 |
3 |
|
2 |
0 |
|
1 |
1 |
|
1 |
0 |
|
1 |
3 |
|
0 |
0 |
|
1 |
1 |
|
0 |
0 |
|
1 |
% Succ |
50.0 |
|
33.3 |
|
|
16.7 |
20.0 |
|
20.0 |
|
|
20.0 |
75.0 |
|
0.0 |
|
|
25.0 |
33.3 |
|
0.0 |
|
|
33.3 |
Ave Error |
8.3 |
|
4.2 |
11.5 |
|
7.5 |
9.4 |
|
4.4 |
12.0 |
|
7.2 |
6.5 |
|
5.0 |
9.9 |
|
9.2 |
7.9 |
|
7.5 |
11.7 |
|
9.6 |
Net Error |
-7.0 |
|
4.2 |
6.8 |
|
1.0 |
-7.4 |
|
4.4 |
7.0 |
|
2.6 |
-5.4 |
|
3.1 |
8.4 |
|
1.9 |
-7.7 |
|
3.0 |
7.3 |
|
-1.3 |
Std Dev |
9.1 |
|
2.1 |
7.5 |
|
3.7 |
7.2 |
|
1.7 |
6.0 |
|
4.2 |
3.1 |
|
1.7 |
3.5 |
|
4.5 |
0.0 |
|
0.0 |
0.0 |
|
0.0 |
|
|
Mid-Day Forecasts
Updated: 04-26-24 at 11:00 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 |
04-26-24 |
56 |
|
61 |
37 |
|
41 |
57 |
|
64 |
44 |
|
46 |
62 |
|
67 |
50 |
|
54 |
75 |
|
74 |
49 |
|
50 |
04-25-24 |
52 |
52.7 |
58 |
34 |
30.6 |
39 |
57 |
|
61 |
38 |
|
41 |
57 |
|
65 |
45 |
|
47 |
64 |
|
68 |
52 |
|
54 |
04-24-24 |
64 |
66.7 |
69 |
35 |
39.9 |
37 |
52 |
52.7 |
59 |
35 |
30.6 |
39 |
57 |
|
61 |
40 |
|
43 |
57 |
|
65 |
45 |
|
47 |
04-23-24 |
60 |
58.6 |
65 |
43 |
45.5 |
48 |
64 |
66.7 |
67 |
33 |
39.9 |
34 |
53 |
52.7 |
62 |
37 |
30.6 |
41 |
55 |
|
61 |
41 |
|
44 |
04-22-24 |
59 |
58.5 |
60 |
37 |
33.6 |
40 |
59 |
58.6 |
63 |
43 |
45.5 |
45 |
64 |
66.7 |
62 |
35 |
39.9 |
34 |
56 |
52.7 |
61 |
39 |
30.6 |
39 |
04-21-24 |
54 |
51.4 |
58 |
38 |
33.4 |
39 |
59 |
58.5 |
60 |
38 |
33.6 |
40 |
60 |
58.6 |
65 |
45 |
45.5 |
48 |
61 |
66.7 |
65 |
39 |
39.9 |
33 |
04-20-24 |
64 |
61.0 |
62 |
38 |
35.4 |
38 |
56 |
51.4 |
57 |
41 |
33.4 |
40 |
59 |
58.5 |
60 |
40 |
33.6 |
41 |
59 |
58.6 |
65 |
46 |
45.5 |
46 |
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 |
3 |
|
2 |
0 |
|
0 |
3 |
|
2 |
0 |
|
1 |
3 |
|
1 |
1 |
|
0 |
1 |
|
1 |
2 |
|
1 |
% Succ |
50.0 |
|
33.3 |
|
|
0.0 |
60.0 |
|
40.0 |
|
|
20.0 |
75.0 |
|
25.0 |
25.0 |
|
0.0 |
33.3 |
|
33.3 |
66.7 |
|
33.3 |
Ave Error |
1.8 |
|
3.9 |
3.6 |
|
4.7 |
1.8 |
|
3.6 |
5.2 |
|
5.6 |
1.2 |
|
5.5 |
4.6 |
|
6.6 |
3.1 |
|
5.5 |
3.3 |
|
5.3 |
Net Error |
0.7 |
|
3.9 |
1.1 |
|
3.8 |
0.4 |
|
3.6 |
1.4 |
|
3.0 |
-0.1 |
|
3.1 |
1.9 |
|
3.6 |
-0.7 |
|
4.3 |
2.7 |
|
0.7 |
Std Dev |
0.9 |
|
2.0 |
0.8 |
|
2.1 |
0.9 |
|
1.9 |
1.5 |
|
2.6 |
0.5 |
|
1.9 |
0.9 |
|
1.9 |
0.0 |
|
0.0 |
0.0 |
|
0.0 |
|
|
Evening Forecasts
Updated: 04-26-24 at 5:00 pm |
Goal |
Forecast Day |
Day +1 |
Day +2 |
Day +3 |
± 2.0° F |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
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 |
04-26-24 |
36 |
|
42 |
58 |
|
65 |
44 |
|
46 |
64 |
|
68 |
51 |
|
55 |
75 |
|
74 |
49 |
|
50 |
62 |
|
61 |
04-25-24 |
33 |
30.6 |
37 |
56 |
52.7 |
61 |
36 |
|
40 |
57 |
|
65 |
45 |
|
46 |
63 |
|
64 |
50 |
|
53 |
71 |
|
70 |
04-24-24 |
55 |
39.9 |
35 |
45 |
66.7 |
59 |
65 |
30.6 |
38 |
45 |
52.7 |
61 |
55 |
|
43 |
45 |
|
65 |
60 |
|
47 |
45 |
|
64 |
04-23-24 |
60 |
45.5 |
43 |
43 |
58.6 |
66 |
65 |
39.9 |
33 |
38 |
66.7 |
59 |
54 |
30.6 |
40 |
37 |
52.7 |
61 |
56 |
|
43 |
40 |
|
65 |
04-22-24 |
38 |
33.6 |
41 |
57 |
58.5 |
64 |
44 |
45.5 |
45 |
64 |
58.6 |
65 |
36 |
39.9 |
33 |
54 |
66.7 |
61 |
38 |
30.6 |
40 |
55 |
52.7 |
61 |
04-21-24 |
53 |
33.4 |
39 |
39 |
51.4 |
60 |
61 |
33.6 |
40 |
36 |
58.5 |
64 |
56 |
45.5 |
46 |
44 |
58.6 |
65 |
62 |
39.9 |
33 |
35 |
66.7 |
59 |
04-20-24 |
61 |
35.4 |
38 |
38 |
61.0 |
58 |
56 |
33.4 |
40 |
40 |
51.4 |
61 |
60 |
33.6 |
42 |
38 |
58.5 |
64 |
58 |
45.5 |
46 |
45 |
58.6 |
64 |
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 |
1 |
|
0 |
1 |
|
1 |
0 |
|
0 |
0 |
|
1 |
0 |
|
0 |
0 |
|
1 |
0 |
|
0 |
% Succ |
|
|
0.0 |
16.7 |
|
0.0 |
20.0 |
|
20.0 |
|
|
0.0 |
|
|
25.0 |
|
|
0.0 |
|
|
33.3 |
|
|
0.0 |
Ave Error |
13.6 |
|
4.9 |
12.9 |
|
6.8 |
22.2 |
|
5.6 |
15.1 |
|
7.5 |
16.1 |
|
6.3 |
15.9 |
|
6.5 |
14.0 |
|
5.6 |
15.9 |
|
7.1 |
Net Error |
13.6 |
|
2.4 |
-11.8 |
|
3.2 |
21.6 |
|
2.6 |
-13.0 |
|
4.4 |
14.1 |
|
2.9 |
-15.9 |
|
3.6 |
14.0 |
|
1.0 |
-14.3 |
|
2.0 |
Std Dev |
6.4 |
|
1.6 |
7.2 |
|
1.2 |
10.8 |
|
2.5 |
8.2 |
|
0.6 |
3.7 |
|
1.6 |
0.1 |
|
0.9 |
0.0 |
|
0.0 |
0.0 |
|
0.0 |
|
|
Nighttime Forecasts
Updated: 04-26-24 at 11:00 pm |
Goal |
Forecast Day |
Day +1 |
Day +2 |
Day +3 |
± 2.0° F |
Low |
High |
Low |
High |
Low |
High |
Low |
High |
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 |
04-26-24 |
36 |
|
41 |
58 |
|
65 |
44 |
|
46 |
64 |
|
65 |
51 |
|
56 |
75 |
|
76 |
49 |
|
49 |
62 |
|
59 |
04-25-24 |
33 |
30.6 |
35 |
56 |
52.7 |
60 |
36 |
|
41 |
57 |
|
65 |
45 |
|
46 |
63 |
|
65 |
50 |
|
52 |
71 |
|
68 |
04-24-24 |
38 |
39.9 |
40 |
54 |
66.7 |
60 |
34 |
30.6 |
39 |
56 |
52.7 |
61 |
39 |
|
44 |
57 |
|
65 |
45 |
|
48 |
63 |
|
62 |
04-23-24 |
45 |
45.5 |
44 |
65 |
58.6 |
67 |
38 |
39.9 |
35 |
54 |
66.7 |
59 |
37 |
30.6 |
41 |
56 |
52.7 |
61 |
40 |
|
42 |
57 |
|
65 |
04-22-24 |
38 |
33.6 |
39 |
57 |
58.5 |
63 |
44 |
45.5 |
44 |
64 |
58.6 |
66 |
36 |
39.9 |
35 |
54 |
66.7 |
60 |
38 |
30.6 |
39 |
55 |
52.7 |
62 |
04-21-24 |
38 |
33.4 |
36 |
61 |
51.4 |
59 |
36 |
33.6 |
41 |
56 |
58.5 |
64 |
44 |
45.5 |
45 |
62 |
58.6 |
65 |
35 |
39.9 |
31 |
54 |
66.7 |
61 |
04-20-24 |
40 |
35.4 |
41 |
56 |
61.0 |
59 |
40 |
33.4 |
40 |
60 |
51.4 |
62 |
38 |
33.6 |
41 |
58 |
58.5 |
65 |
45 |
45.5 |
46 |
61 |
58.6 |
59 |
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 |
2 |
|
2 |
1 |
|
1 |
2 |
|
1 |
0 |
|
0 |
1 |
|
1 |
1 |
|
0 |
1 |
|
1 |
0 |
|
1 |
% Succ |
33.3 |
|
33.3 |
16.7 |
|
16.7 |
40.0 |
|
20.0 |
|
|
0.0 |
25.0 |
|
25.0 |
25.0 |
|
0.0 |
33.3 |
|
33.3 |
|
|
33.3 |
Ave Error |
3.1 |
|
3.3 |
6.4 |
|
6.1 |
3.2 |
|
5.8 |
6.5 |
|
7.9 |
4.1 |
|
5.8 |
5.0 |
|
7.0 |
4.3 |
|
5.9 |
5.8 |
|
5.1 |
Net Error |
2.3 |
|
2.8 |
0.0 |
|
3.2 |
1.8 |
|
3.2 |
0.4 |
|
4.8 |
1.4 |
|
3.1 |
-1.6 |
|
3.6 |
0.7 |
|
0.0 |
-2.7 |
|
1.3 |
Std Dev |
1.4 |
|
1.8 |
3.7 |
|
1.4 |
0.9 |
|
2.3 |
3.2 |
|
0.3 |
1.2 |
|
2.3 |
0.8 |
|
0.7 |
0.0 |
|
0.0 |
0.0 |
|
0.0 |
|
|