Analysis Lab: NAM
Member since December 2025
📊 Synoptic Summary
"You're missing the PoP (Probability of Precip). Check the moisture transport vectors. Decent work, but the atmosphere is tricking you on the margins."
Overall Rankings
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#8 of 15
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Bottom 5 Performing Cities
Historical Audit Log
Date
City
Forecast (Mx/Mn/P)
Observed (Mx/Mn/P)
Error (Mx / Mn)
Brier
2026-06-02
Charleston
74 / 55 / 100%
78 / 50 / 0.00"
4 / 5
1
2026-06-02
Charlotte
73 / 63 / 0%
72 / 58 / 0.10"
1 / 5
1
2026-06-02
St Louis
80 / 62 / 0%
80 / 64 / 0.00"
0 / 2
0
2026-06-02
San Diego
68 / 57 / 100%
70 / 61 / 0.00"
2 / 4
1
2026-06-02
Philidelphia
75 / 52 / 0%
80 / 53 / 0.00"
5 / 1
0
2026-06-02
Phoenix
102 / 74 / 0%
104 / 79 / 0.00"
2 / 5
0
2026-06-02
Houston
93 / 75 / 100%
92 / 73 / 0.10"
1 / 2
0
2026-06-01
Washington
78 / 61 / 0%
80 / 60 / 0.00"
2 / 1
0
2026-06-01
San Francisco
68 / 50 / 0%
71 / 53 / 0.00"
3 / 3
0
2026-06-01
San Jose
85 / 55 / 0%
84 / 57 / 0.00"
1 / 2
0
2026-06-01
Dallas
97 / 76 / 0%
94 / 75 / 0.00"
3 / 1
0
2026-06-01
San Antonio
88 / 75 / 100%
90 / 72 / 0.00"
2 / 3
1
2026-06-01
Philidelphia
75 / 56 / 100%
80 / 57 / 0.00"
5 / 1
1
2026-06-01
Los Angeles
70 / 57 / 100%
72 / 61 / 0.00"
2 / 4
1
2026-05-31
Washington
74 / 52 / 0%
76 / 53 / 0.00"
2 / 1
0
2026-05-31
San Francisco
65 / 49 / 0%
72 / 51 / 0.00"
7 / 2
0
2026-05-31
San Jose
80 / 53 / 0%
81 / 50 / 0.00"
1 / 3
0
2026-05-31
Dallas
96 / 76 / 0%
95 / 75 / 0.00"
1 / 1
0
2026-05-31
San Antonio
88 / 71 / 0%
87 / 71 / 0.00"
1 / 0
0
2026-05-31
Philidelphia
73 / 50 / 0%
78 / 52 / 0.00"
5 / 2
0
2026-05-31
Los Angeles
68 / 57 / 100%
72 / 59 / 0.00"
4 / 2
1
2026-05-30
Washington
69 / 59 / 0%
73 / 61 / 0.00"
4 / 2
0
2026-05-30
San Francisco
60 / 50 / 100%
65 / 52 / 0.00"
5 / 2
1
2026-05-30
San Jose
73 / 53 / 0%
73 / 53 / 0.00"
0 / 0
0
2026-05-30
Dallas
95 / 75 / 0%
94 / 76 / 0.00"
1 / 1
0
2026-05-30
San Antonio
92 / 70 / 0%
85 / 73 / 0.00"
7 / 3
0
2026-05-30
Philidelphia
66 / 52 / 0%
71 / 54 / 0.00"
5 / 2
0
2026-05-30
Los Angeles
67 / 58 / 100%
71 / 60 / 0.00"
4 / 2
1
2026-05-29
Washington
76 / 54 / 0%
80 / 56 / 0.00"
4 / 2
0
2026-05-29
San Francisco
61 / 51 / 100%
63 / 54 / 0.00"
2 / 3
1
2026-05-29
San Jose
69 / 55 / 0%
69 / 55 / 0.00"
0 / 0
0
2026-05-29
Dallas
95 / 70 / 0%
92 / 72 / 0.00"
3 / 2
0
2026-05-29
San Antonio
93 / 70 / 0%
89 / 72 / 0.00"
4 / 2
0
2026-05-29
Philidelphia
75 / 53 / 0%
80 / 58 / 0.00"
5 / 5
0
2026-05-29
Los Angeles
65 / 58 / 100%
68 / 59 / 0.00"
3 / 1
1
2026-05-28
Washington
78 / 61 / 0%
82 / 64 / 0.02"
4 / 3
1
2026-05-28
San Francisco
66 / 54 / 100%
67 / 54 / 0.20"
1 / 0
0
2026-05-28
San Jose
66 / 55 / 100%
69 / 55 / 0.14"
3 / 0
0
2026-05-28
Dallas
91 / 71 / 100%
88 / 69 / 0.00"
3 / 2
1
2026-05-28
San Antonio
91 / 68 / 0%
89 / 63 / 0.00"
2 / 5
0
2026-05-28
Philidelphia
75 / 58 / 0%
80 / 62 / 0.00"
5 / 4
0
2026-05-28
Los Angeles
64 / 57 / 100%
68 / 56 / 0.00"
4 / 1
1
2026-05-27
Washington
82 / 69 / 100%
83 / 68 / 0.03"
1 / 1
0
2026-05-27
San Francisco
62 / 50 / 100%
70 / 51 / 0.00"
8 / 1
1
2026-05-27
San Jose
73 / 54 / 0%
75 / 52 / 0.00"
2 / 2
0
2026-05-27
Dallas
85 / 67 / 100%
85 / 67 / 0.02"
0 / 0
0
2026-05-27
San Antonio
86 / 65 / 100%
84 / 63 / 0.00"
2 / 2
1
2026-05-27
Philidelphia
82 / 66 / 100%
82 / 68 / 0.23"
0 / 2
0
2026-05-27
Los Angeles
63 / 56 / 100%
66 / 58 / 0.00"
3 / 2
1
2026-05-26
Washington
78 / 69 / 100%
77 / 63 / 0.10"
1 / 6
0
2026-05-26
San Francisco
59 / 50 / 100%
64 / 53 / 0.00"
5 / 3
1
2026-05-26
San Jose
63 / 52 / 0%
65 / 54 / 0.00"
2 / 2
0
2026-05-26
Dallas
85 / 70 / 100%
88 / 67 / 0.39"
3 / 3
0
2026-05-26
San Antonio
84 / 70 / 0%
85 / 64 / 1.14"
1 / 6
1
2026-05-26
Philidelphia
80 / 66 / 100%
82 / 64 / 0.00"
2 / 2
1
2026-05-26
Los Angeles
64 / 57 / 100%
68 / 58 / 0.00"
4 / 1
1
2026-05-25
Washington
71 / 62 / 100%
75 / 62 / 0.02"
4 / 0
0
2026-05-25
San Francisco
60 / 50 / 100%
66 / 55 / 0.00"
6 / 5
1
2026-05-25
San Jose
71 / 55 / 0%
71 / 57 / 0.00"
0 / 2
0
2026-05-25
Dallas
87 / 68 / 0%
88 / 66 / 0.03"
1 / 2
1
2026-05-25
San Antonio
87 / 68 / 0%
86 / 69 / 0.00"
1 / 1
0
2026-05-25
Philidelphia
67 / 57 / 100%
75 / 58 / 0.05"
8 / 1
0
2026-05-25
Los Angeles
64 / 58 / 100%
69 / 58 / 0.00"
5 / 0
1
2026-05-24
Washington
68 / 57 / 100%
66 / 55 / 0.46"
2 / 2
0
2026-05-24
San Francisco
64 / 52 / 0%
71 / 55 / 0.00"
7 / 3
0
2026-05-24
San Jose
74 / 54 / 0%
74 / 55 / 0.00"
0 / 1
0
2026-05-24
Dallas
88 / 69 / 100%
89 / 68 / 0.10"
1 / 1
0
2026-05-24
San Antonio
86 / 66 / 0%
87 / 66 / 0.00"
1 / 0
0
2026-05-24
Philidelphia
60 / 55 / 100%
63 / 53 / 0.86"
3 / 2
0
2026-05-24
Los Angeles
63 / 56 / 100%
68 / 60 / 0.00"
5 / 4
1
2026-05-23
Washington
57 / 53 / 100%
58 / 52 / 0.26"
1 / 1
0
2026-05-23
San Francisco
66 / 50 / 0%
69 / 54 / 0.00"
3 / 4
0
2026-05-23
San Jose
80 / 52 / 0%
78 / 54 / 0.00"
2 / 2
0
2026-05-23
Dallas
78 / 64 / 100%
84 / 65 / 0.49"
6 / 1
0
2026-05-23
San Antonio
82 / 65 / 100%
85 / 65 / 0.20"
3 / 0
0
2026-05-23
Philidelphia
54 / 50 / 100%
57 / 50 / 0.65"
3 / 0
0
2026-05-23
Los Angeles
66 / 56 / 100%
69 / 60 / 0.00"
3 / 4
1
2026-05-22
Washington
60 / 52 / 100%
60 / 52 / 0.51"
0 / 0
0
2026-05-22
San Francisco
72 / 48 / 0%
69 / 50 / 0.00"
3 / 2
0
2026-05-22
San Jose
81 / 54 / 0%
79 / 51 / 0.00"
2 / 3
0
2026-05-22
Dallas
87 / 69 / 100%
87 / 68 / 0.00"
0 / 1
1
2026-05-22
San Antonio
90 / 63 / 100%
86 / 65 / 0.41"
4 / 2
0
2026-05-22
Philidelphia
64 / 56 / 0%
67 / 55 / 0.01"
3 / 1
1
2026-05-22
Los Angeles
69 / 56 / 100%
68 / 60 / 0.00"
1 / 4
1
2026-05-21
Washington
69 / 55 / 100%
71 / 58 / 0.36"
2 / 3
0
2026-05-21
San Francisco
71 / 50 / 0%
70 / 51 / 0.00"
1 / 1
0
2026-05-21
San Jose
87 / 56 / 0%
85 / 55 / 0.00"
2 / 1
0
2026-05-21
Dallas
84 / 68 / 100%
76 / 68 / 0.02"
8 / 0
0
2026-05-21
San Antonio
82 / 71 / 100%
82 / 66 / 0.57"
0 / 5
0
2026-05-21
Philidelphia
67 / 55 / 100%
69 / 56 / 0.33"
2 / 1
0
2026-05-21
Los Angeles
71 / 58 / 100%
73 / 59 / 0.00"
2 / 1
1
2026-05-20
Washington
92 / 72 / 100%
96 / 71 / 0.15"
4 / 1
0
2026-05-20
San Francisco
69 / 50 / 0%
73 / 53 / 0.00"
4 / 3
0
2026-05-20
San Jose
84 / 57 / 0%
87 / 57 / 0.00"
3 / 0
0
2026-05-20
Dallas
82 / 61 / 100%
82 / 63 / 0.00"
0 / 2
1
2026-05-20
San Antonio
80 / 67 / 100%
84 / 66 / 0.51"
4 / 1
0
2026-05-20
Philidelphia
90 / 72 / 0%
95 / 69 / 0.21"
5 / 3
1
2026-05-20
Los Angeles
74 / 57 / 100%
77 / 60 / 0.00"
3 / 3
1
2026-05-19
Washington
95 / 76 / 0%
97 / 72 / 0.01"
2 / 4
1
2026-05-19
San Francisco
79 / 51 / 0%
82 / 54 / 0.00"
3 / 3
0
2026-05-19
San Jose
85 / 55 / 0%
87 / 53 / 0.00"
2 / 2
0
2026-05-19
Dallas
78 / 62 / 100%
89 / 63 / 0.76"
11 / 1
0
2026-05-19
San Antonio
87 / 67 / 100%
90 / 66 / 0.36"
3 / 1
0
2026-05-19
Philidelphia
95 / 69 / 0%
98 / 71 / 0.04"
3 / 2
1
2026-05-19
Los Angeles
61 / 56 / 100%
75 / 57 / 0.00"
14 / 1
1
2026-05-18
Washington
94 / 70 / 0%
93 / 67 / 0.00"
1 / 3
0
2026-05-18
Seattle
65 / 53 / 0%
66 / 46 / 0.00"
1 / 7
0
2026-05-18
Jacksonville
79 / 73 / 100%
86 / 65 / 0.00"
7 / 8
1
2026-05-18
Denver
46 / 35 / 100%
44 / 36 / 0.31"
2 / 1
0
2026-05-18
Kansas City
79 / 62 / 100%
82 / 61 / 2.65"
3 / 1
0
2026-05-18
San Jose
80 / 59 / 0%
82 / 62 / 0.00"
2 / 3
0
2026-05-18
San Antonio
83 / 75 / 100%
90 / 78 / 0.00"
7 / 3
1
2026-05-17
Washington
90 / 72 / 0%
89 / 64 / 0.00"
1 / 8
0
2026-05-17
Seattle
61 / 43 / 0%
62 / 41 / 0.00"
1 / 2
0
2026-05-17
Jacksonville
85 / 74 / 100%
90 / 75 / 0.00"
5 / 1
1
2026-05-17
Denver
62 / 43 / 100%
68 / 43 / 0.09"
6 / 0
0
2026-05-17
Kansas City
78 / 68 / 100%
84 / 64 / 0.02"
6 / 4
0
2026-05-17
San Jose
73 / 50 / 0%
76 / 51 / 0.00"
3 / 1
0
2026-05-17
San Antonio
89 / 73 / 100%
87 / 74 / 0.00"
2 / 1
1
2026-05-16
Washington
82 / 56 / 0%
85 / 54 / 0.00"
3 / 2
0
2026-05-16
Seattle
54 / 45 / 100%
59 / 44 / 0.08"
5 / 1
0
2026-05-16
Jacksonville
81 / 71 / 100%
88 / 63 / 0.00"
7 / 8
1
2026-05-16
Denver
80 / 51 / 0%
78 / 49 / 0.00"
2 / 2
0
2026-05-16
Kansas City
80 / 59 / 100%
88 / 65 / 0.00"
8 / 6
1
2026-05-16
San Jose
68 / 51 / 0%
72 / 54 / 0.00"
4 / 3
0
2026-05-16
San Antonio
88 / 70 / 100%
89 / 69 / 0.00"
1 / 1
1
2026-05-15
Washington
71 / 50 / 0%
73 / 52 / 0.00"
2 / 2
0
2026-05-15
Seattle
51 / 45 / 100%
51 / 45 / 0.26"
0 / 0
0
2026-05-15
Jacksonville
78 / 68 / 0%
80 / 54 / 0.00"
2 / 14
0
2026-05-15
Denver
80 / 52 / 0%
83 / 49 / 0.00"
3 / 3
0
2026-05-15
Kansas City
85 / 61 / 0%
87 / 63 / 0.00"
2 / 2
0
2026-05-15
San Jose
73 / 54 / 0%
77 / 52 / 0.00"
4 / 2
0
2026-05-15
San Antonio
89 / 68 / 0%
90 / 69 / 0.00"
1 / 1
0
2026-05-14
Washington
63 / 51 / 100%
63 / 52 / 0.00"
0 / 1
1
2026-05-14
Seattle
60 / 49 / 100%
62 / 48 / 0.01"
2 / 1
0
2026-05-14
Jacksonville
85 / 70 / 100%
90 / 61 / 0.00"
5 / 9
1
2026-05-14
Denver
84 / 56 / 0%
86 / 57 / 0.00"
2 / 1
0
2026-05-14
Kansas City
75 / 54 / 0%
78 / 53 / 0.00"
3 / 1
0
2026-05-14
San Jose
76 / 51 / 0%
77 / 51 / 0.00"
1 / 0
0
2026-05-14
San Antonio
91 / 68 / 0%
89 / 67 / 0.00"
2 / 1
0
2026-05-13
Washington
76 / 57 / 0%
77 / 57 / 0.45"
1 / 0
1
2026-05-13
Seattle
59 / 50 / 100%
58 / 51 / 0.13"
1 / 1
0
2026-05-13
Jacksonville
76 / 68 / 100%
83 / 68 / 0.17"
7 / 0
0
2026-05-13
Denver
89 / 54 / 0%
89 / 53 / 0.00"
0 / 1
0
2026-05-13
Kansas City
75 / 48 / 0%
78 / 48 / 0.00"
3 / 0
0
2026-05-13
San Jose
69 / 54 / 0%
71 / 54 / 0.00"
2 / 0
0
2026-05-13
San Antonio
90 / 67 / 0%
88 / 65 / 0.00"
2 / 2
0
2026-05-12
Washington
68 / 50 / 0%
71 / 46 / 0.00"
3 / 4
0
2026-05-12
Seattle
82 / 52 / 0%
82 / 52 / 0.01"
0 / 0
1
2026-05-12
Jacksonville
78 / 70 / 100%
77 / 70 / 1.36"
1 / 0
0
2026-05-12
Denver
78 / 46 / 0%
77 / 48 / 0.00"
1 / 2
0
2026-05-12
Kansas City
79 / 53 / 0%
81 / 57 / 0.00"
2 / 4
0
2026-05-12
San Jose
76 / 54 / 0%
69 / 55 / 0.00"
7 / 1
0
2026-05-12
San Antonio
86 / 64 / 0%
86 / 61 / 0.00"
0 / 3
0
2026-05-11
Washington
66 / 54 / 0%
64 / 49 / 0.18"
2 / 5
1
2026-05-11
Seattle
67 / 51 / 100%
72 / 51 / 0.00"
5 / 0
1
2026-05-11
Jacksonville
90 / 75 / 100%
93 / 68 / 0.00"
3 / 7
1
2026-05-11
Denver
83 / 45 / 0%
85 / 43 / 0.00"
2 / 2
0
2026-05-11
Kansas City
76 / 46 / 0%
79 / 45 / 0.00"
3 / 1
0
2026-05-11
San Jose
87 / 52 / 0%
83 / 53 / 0.00"
4 / 1
0
2026-05-11
San Antonio
81 / 65 / 0%
84 / 65 / 0.06"
3 / 0
1
2026-05-10
Washington
82 / 57 / 100%
82 / 55 / 0.03"
0 / 2
0
2026-05-10
Seattle
65 / 52 / 100%
66 / 48 / 0.00"
1 / 4
1
2026-05-10
Jacksonville
88 / 74 / 0%
84 / 69 / 0.00"
4 / 5
0
2026-05-10
Denver
69 / 44 / 0%
68 / 45 / 0.01"
1 / 1
1
2026-05-10
Kansas City
66 / 50 / 0%
69 / 46 / 0.00"
3 / 4
0
2026-05-10
San Jose
75 / 53 / 0%
73 / 54 / 0.00"
2 / 1
0
2026-05-10
San Antonio
91 / 67 / 100%
89 / 66 / 0.57"
2 / 1
0
2026-05-09
Washington
77 / 58 / 100%
76 / 59 / 0.00"
1 / 1
1
2026-05-09
Seattle
69 / 53 / 0%
69 / 48 / 0.00"
0 / 5
0
2026-05-09
Jacksonville
88 / 72 / 0%
81 / 67 / 0.15"
7 / 5
1
2026-05-09
Denver
76 / 46 / 0%
75 / 47 / 0.00"
1 / 1
0
2026-05-09
Kansas City
81 / 47 / 100%
84 / 48 / 0.00"
3 / 1
1
2026-05-09
San Jose
73 / 51 / 0%
72 / 52 / 0.00"
1 / 1
0
2026-05-09
San Antonio
86 / 71 / 100%
91 / 72 / 0.01"
5 / 1
0
2026-05-08
Washington
71 / 50 / 0%
74 / 48 / 0.00"
3 / 2
0
2026-05-08
Seattle
64 / 51 / 0%
62 / 49 / 0.00"
2 / 2
0
2026-05-08
Jacksonville
76 / 71 / 100%
83 / 68 / 0.31"
7 / 3
0
2026-05-08
Denver
67 / 37 / 0%
68 / 42 / 0.00"
1 / 5
0
2026-05-08
Kansas City
65 / 53 / 100%
64 / 50 / 0.08"
1 / 3
0
2026-05-08
San Jose
70 / 51 / 0%
68 / 54 / 0.00"
2 / 3
0
2026-05-08
San Antonio
84 / 62 / 100%
78 / 62 / 0.00"
6 / 0
1
2026-05-07
Washington
67 / 56 / 100%
63 / 51 / 0.02"
4 / 5
0
2026-05-07
Seattle
64 / 49 / 0%
64 / 50 / 0.00"
0 / 1
0
2026-05-07
Jacksonville
92 / 73 / 100%
89 / 66 / 0.00"
3 / 7
1
2026-05-07
Denver
70 / 31 / 0%
70 / 37 / 0.02"
0 / 6
1
2026-05-07
Kansas City
69 / 40 / 0%
69 / 39 / 0.00"
0 / 1
0
2026-05-07
San Jose
74 / 53 / 0%
70 / 55 / 0.00"
4 / 2
0
2026-05-07
San Antonio
72 / 59 / 100%
71 / 60 / 0.00"
1 / 1
1
2026-05-06
Washington
74 / 62 / 100%
71 / 59 / 0.24"
3 / 3
0
2026-05-06
Seattle
65 / 50 / 0%
57 / 51 / 0.00"
8 / 1
0
2026-05-06
Jacksonville
89 / 68 / 0%
95 / 59 / 0.00"
6 / 9
0
2026-05-06
Denver
39 / 27 / 100%
39 / 30 / 0.16"
0 / 3
0
2026-05-06
Kansas City
61 / 44 / 0%
60 / 44 / 0.00"
1 / 0
0
2026-05-06
San Jose
72 / 52 / 0%
73 / 55 / 0.00"
1 / 3
0
2026-05-06
San Antonio
82 / 69 / 100%
87 / 64 / 0.00"
5 / 5
1
2026-05-05
Washington
83 / 63 / 0%
86 / 61 / 0.00"
3 / 2
0
2026-05-05
Seattle
72 / 49 / 0%
63 / 52 / 0.00"
9 / 3
0
2026-05-05
Jacksonville
76 / 65 / 0%
83 / 54 / 0.00"
7 / 11
0
2026-05-05
Denver
50 / 33 / 100%
46 / 31 / 0.66"
4 / 2
0
2026-05-05
Kansas City
66 / 45 / 100%
60 / 46 / 0.31"
6 / 1
0
2026-05-05
San Jose
65 / 52 / 100%
63 / 54 / 0.00"
2 / 2
1
2026-05-05
San Antonio
85 / 69 / 100%
87 / 70 / 0.00"
2 / 1
1