WxSim & NWS Forecast Temperature Comparisons
National Weather Service (NW), Actual Observed (Act), WxSim Generated (WS)
Morning Forecasts
| Updated: 09-02-10 at 6:59 am |
| Goal |
Forecast Day |
Day +1 |
Day +2 |
| ± 2.0° F |
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 |
| 09-02-10 |
96 |
|
87 |
63 |
|
73 |
85 |
|
80 |
58 |
|
60 |
89 |
|
84 |
63 |
|
63 |
| 09-01-10 |
95 |
88.3 |
82 |
75 |
72.0 |
74 |
94 |
|
91 |
66 |
|
73 |
87 |
|
87 |
60 |
|
64 |
| 08-31-10 |
96 |
98.9 |
99 |
76 |
80.2 |
79 |
94 |
88.3 |
85 |
77 |
72.0 |
75 |
95 |
|
89 |
66 |
|
71 |
| 08-30-10 |
94 |
95.9 |
91 |
76 |
78.1 |
76 |
98 |
98.9 |
87 |
77 |
80.2 |
77 |
94 |
88.3 |
86 |
75 |
72.0 |
73 |
| 08-29-10 |
95 |
96.0 |
95 |
73 |
79.0 |
73 |
96 |
95.9 |
94 |
77 |
78.1 |
77 |
97 |
98.9 |
96 |
76 |
80.2 |
75 |
| 08-28-10 |
95 |
93.6 |
94 |
70 |
73.6 |
68 |
94 |
96.0 |
94 |
74 |
79.0 |
70 |
95 |
95.9 |
93 |
77 |
78.1 |
72 |
| 08-27-10 |
93 |
92.3 |
92 |
62 |
72.1 |
66 |
95 |
93.6 |
93 |
69 |
73.6 |
68 |
95 |
96.0 |
94 |
74 |
79.0 |
71 |
| 08-26-10 |
90 |
91.5 |
90 |
60 |
68.1 |
61 |
93 |
92.3 |
91 |
62 |
72.1 |
64 |
95 |
93.6 |
92 |
71 |
73.6 |
66 |
| 08-25-10 |
85 |
81.7 |
88 |
62 |
65.4 |
60 |
90 |
91.5 |
89 |
62 |
68.1 |
60 |
92 |
92.3 |
91 |
65 |
72.1 |
64 |
| 08-24-10 |
91 |
92.2 |
102 |
67 |
69.5 |
71 |
87 |
81.7 |
79 |
64 |
65.4 |
63 |
93 |
91.5 |
87 |
65 |
68.1 |
61 |
| 08-23-10 |
101 |
106.5 |
103 |
76 |
80.7 |
78 |
95 |
92.2 |
99 |
68 |
69.5 |
73 |
89 |
81.7 |
91 |
65 |
65.4 |
66 |
| 08-22-10 |
103 |
105.1 |
102 |
75 |
78.5 |
76 |
103 |
106.5 |
102 |
74 |
80.7 |
75 |
95 |
92.2 |
100 |
68 |
69.5 |
74 |
| 08-21-10 |
102 |
102.8 |
101 |
78 |
76.2 |
78 |
102 |
105.1 |
102 |
73 |
78.5 |
74 |
100 |
106.5 |
99 |
73 |
80.7 |
73 |
| 08-20-10 |
101 |
99.5 |
96 |
75 |
81.2 |
79 |
100 |
102.8 |
97 |
76 |
76.2 |
75 |
102 |
105.1 |
102 |
76 |
78.5 |
73 |
| Results |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
| # Succ |
8 |
|
6 |
1 |
|
4 |
6 |
|
4 |
4 |
|
2 |
6 |
|
3 |
3 |
|
2 |
| % Succ |
61.5 |
|
46.2 |
7.7 |
|
30.8 |
50.0 |
|
33.3 |
33.3 |
|
16.7 |
54.5 |
|
27.3 |
27.3 |
|
18.2 |
| Ave Error |
2.3 |
|
3.3 |
4.6 |
|
3.6 |
2.5 |
|
3.9 |
4.2 |
|
4.6 |
2.9 |
|
4.1 |
3.5 |
|
5.6 |
| Std Dev |
1.9 |
|
2.9 |
2.6 |
|
2.2 |
1.9 |
|
3.3 |
3.0 |
|
3.0 |
2.6 |
|
3.1 |
2.5 |
|
3.8 |
|
|
|
Afternoon Forecasts
| Updated: 09-02-10 at 6:59 pm |
| Goal |
Forecast Day |
Day +1 |
Day +2 |
| ± 2.0° F |
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 |
| 09-02-10 |
66 |
|
73 |
86 |
|
86 |
57 |
|
60 |
88 |
|
86 |
60 |
|
58 |
91 |
|
89 |
| 09-01-10 |
75 |
72.0 |
71 |
97 |
91.9 |
93 |
69 |
|
72 |
85 |
|
86 |
58 |
|
65 |
88 |
|
85 |
| 08-31-10 |
77 |
80.2 |
74 |
96 |
88.3 |
81 |
76 |
72.0 |
72 |
95 |
91.9 |
86 |
66 |
|
72 |
85 |
|
82 |
| 08-30-10 |
77 |
78.1 |
76 |
99 |
98.9 |
92 |
76 |
80.2 |
73 |
94 |
88.3 |
83 |
75 |
72.0 |
72 |
95 |
91.9 |
89 |
| 08-29-10 |
75 |
79.0 |
74 |
94 |
95.9 |
95 |
75 |
78.1 |
75 |
95 |
98.9 |
92 |
75 |
80.2 |
74 |
97 |
88.3 |
87 |
| 08-28-10 |
69 |
73.6 |
71 |
94 |
96.0 |
96 |
74 |
79.0 |
73 |
95 |
95.9 |
90 |
76 |
78.1 |
70 |
96 |
98.9 |
93 |
| 08-27-10 |
63 |
72.1 |
67 |
94 |
93.6 |
94 |
68 |
73.6 |
68 |
94 |
96.0 |
95 |
75 |
79.0 |
72 |
96 |
95.9 |
95 |
| 08-26-10 |
63 |
68.1 |
66 |
93 |
92.3 |
91 |
61 |
72.1 |
65 |
94 |
93.6 |
92 |
71 |
73.6 |
67 |
94 |
96.0 |
92 |
| 08-25-10 |
62 |
65.4 |
59 |
91 |
91.5 |
89 |
63 |
68.1 |
59 |
91 |
92.3 |
91 |
64 |
72.1 |
62 |
90 |
93.6 |
92 |
| 08-24-10 |
67 |
69.5 |
69 |
86 |
81.7 |
84 |
63 |
65.4 |
63 |
90 |
91.5 |
87 |
64 |
68.1 |
61 |
92 |
92.3 |
89 |
| 08-23-10 |
76 |
80.7 |
82 |
94 |
92.2 |
96 |
69 |
69.5 |
69 |
88 |
81.7 |
84 |
66 |
65.4 |
63 |
90 |
91.5 |
88 |
| 08-22-10 |
73 |
78.5 |
77 |
104 |
106.5 |
103 |
76 |
80.7 |
77 |
100 |
92.2 |
95 |
67 |
69.5 |
74 |
87 |
81.7 |
87 |
| 08-21-10 |
74 |
76.2 |
77 |
103 |
105.1 |
95 |
74 |
78.5 |
75 |
101 |
106.5 |
102 |
75 |
80.7 |
75 |
96 |
92.2 |
100 |
| 08-20-10 |
76 |
81.2 |
78 |
100 |
102.8 |
99 |
74 |
76.2 |
75 |
103 |
105.1 |
93 |
71 |
78.5 |
71 |
100 |
106.5 |
97 |
| Results |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
NW |
Act |
WS |
| # Succ |
1 |
|
5 |
7 |
|
5 |
1 |
|
3 |
5 |
|
3 |
1 |
|
1 |
4 |
|
3 |
| % Succ |
7.7 |
|
38.5 |
53.8 |
|
38.5 |
8.3 |
|
25.0 |
41.7 |
|
25.0 |
9.1 |
|
9.1 |
36.4 |
|
27.3 |
| Ave Error |
4.1 |
|
2.9 |
2.5 |
|
3.4 |
4.4 |
|
4.1 |
3.4 |
|
4.5 |
4.1 |
|
5.9 |
3.4 |
|
4.2 |
| Std Dev |
2.2 |
|
2.2 |
2.2 |
|
3.1 |
3.0 |
|
3.1 |
2.6 |
|
2.7 |
2.8 |
|
4.0 |
2.9 |
|
2.8 |
|
|
|