Every instrument close enough to be worth naming, how far away it is, how high it stands, and what kind of measurement it makes.
What the snow tracker reads here
Every instrument in this state
-in
Snow on the ground
Station charts
Boulder 14 W Report
Rank 1,730 of 2,650 in Colorado, Oct 16. The 247 rank orders a state's stations by their 247 score out of 100: how reliably they report, how accurate their readings are against a reference station, how their readings pass their checks, and how they stand against the forecast.
Ranking Statistics
247 score89.8of 100
Colorado median
93.2the median score of 2,650 stations
Scoring higher
1,729stations in Colorado
Sharing its score
7ranks 1,730 to 1,736
Points deducted
10.27.3 arrival, 1.6 accuracy, 1.3 forecast check
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Colorado median 91.9, 100.0, 86.8
94074rank 1,732; behind on median arrival 90 min 41 s against 90 min 51 s
Sharing its rank
1other stations, equal on every measure
Equal scores are ordered by the share of scheduled reports received, then the reports due in the week (the longer record first), then the median arrival, then the longest silence.
Reports receivedweight 35100.035.0 of 35 pointsColorado median 98.884 of 84 scheduled reports received in 7 days
Arrivalweight 1027.12.7 of 10 pointsColorado median 90.3half its reports arrived within 1.5 h
Continuityweight 10100.010.0 of 10 pointsColorado median 100.0longest silence 3 h, on a schedule of one report every 2 h
Accuracyweight 20-18.4 of 20 points, at the medianColorado median 91.9-
Instrument checksweight 15-15.0 of 15 points, at the medianColorado median 100.0-
Forecast checkweight 10-8.7 of 10 points, at the medianColorado median 86.8-
The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.
How each part is scored
Reports received
Full marks for every scheduled report received, none for none, in proportion between
Arrival
Full marks for a median arrival within 12 min, none at 2 h
Continuity
Full marks for a longest silence of 3 reports or less (6 h), none for 72 (144 h)
Accuracy
Full marks within 1.5 °F of its reference, typically, none beyond 8.0 °F
Instrument checks
Full marks for no reading failed, none for 5 per cent or more
Forecast check
Full marks within 2 °F of the forecast on average, none at 8 °F
The reports received are counted from the network's own archive of this station's reports. Its 247 rank is counted from Storm Station's own record, which holds less than 7 days of it so far: 84 of 84 scheduled reports received, 100%.
Its schedule is one report every 5 min, 288 in 24 hours. Two reports in the same 5 min count as one received.
The ranking these charts were drawn from, as tables
Share of scheduled reports received
Stations
100%
795
90 to 99%
896
80 to 89%
220
70 to 79%
180
60 to 69%
168
50 to 59%
189
40 to 49%
144
30 to 39%
12
20 to 29%
32
10 to 19%
12
0 to 9%
2
Day
Rank
Stations ranked
Share received
Oct 16, 2026
1,730
2,650
100.0%
Oct 15, 2026
1,702
2,597
100.0%
Oct 14, 2026
1,664
2,553
100.0%
Oct 13, 2026
1,648
2,546
100.0%
Oct 12, 2026
1,618
2,551
100.0%
Oct 11, 2026
1,595
2,540
100.0%
Oct 10, 2026
1,553
2,531
100.0%
Oct 9, 2026
1,544
2,531
100.0%
Oct 8, 2026
1,570
2,564
100.0%
Oct 7, 2026
1,614
2,582
100.0%
Oct 6, 2026
1,601
2,610
100.0%
Oct 5, 2026
1,539
2,564
100.0%
Oct 4, 2026
1,570
2,374
100.0%
Oct 3, 2026
1,710
2,330
100.0%
Oct 2, 2026
1,710
2,330
100.0%
Oct 1, 2026
638
1,558
100.0%
Sep 30, 2026
846
1,544
100.0%
Sep 29, 2026
860
1,532
100.0%
The readings these charts were drawn from, as a table
Hour
Temperature F
Dew point F
Relative humidity %
Wind mph
Reports
Fri 16, 3 AM
20.5
15.6
81
3
1
Fri 16, 2 AM
21.7
15.5
77
4
12
Fri 16, 1 AM
22.2
17.2
81
4
12
Fri 16, 12 AM
23.9
18.2
79
3
12
Thu 15, 11 PM
27.5
15.1
-
3
12
Thu 15, 10 PM
26.2
18.9
-
2
12
Thu 15, 9 PM
26.8
19.8
-
1
12
Thu 15, 8 PM
26.2
23.6
-
2
12
Thu 15, 7 PM
27.2
24.9
-
2
12
Thu 15, 6 PM
28.9
25.8
-
1
12
Thu 15, 5 PM
32.3
25.0
-
2
12
Thu 15, 4 PM
34.9
24.9
-
1
12
Thu 15, 3 PM
34.7
25.1
-
2
12
Thu 15, 2 PM
34.4
25.3
-
3
12
Thu 15, 1 PM
32.9
25.3
-
4
12
Thu 15, 12 PM
33.1
27.8
-
4
12
Thu 15, 11 AM
32.0
28.6
-
4
12
Thu 15, 10 AM
31.9
28.3
-
4
12
Thu 15, 9 AM
30.2
27.6
-
2
12
Thu 15, 8 AM
29.5
26.8
-
2
12
Thu 15, 7 AM
29.5
25.7
-
2
12
Thu 15, 6 AM
29.0
25.1
-
4
12
The readings these charts were drawn from, as a table
Hour
Temperature F
Dew point F
Relative humidity %
Wind mph
Reports
Fri 16, 3 AM
20.5
15.6
81
3
1
Fri 16, 2 AM
21.7
15.5
77
4
12
Fri 16, 1 AM
22.2
17.2
81
4
12
Fri 16, 12 AM
23.9
18.2
79
3
12
Thu 15, 11 PM
27.5
15.1
-
3
12
Thu 15, 10 PM
26.2
18.9
-
2
12
Thu 15, 9 PM
26.8
19.8
-
1
12
Thu 15, 8 PM
26.2
23.6
-
2
12
Thu 15, 7 PM
27.2
24.9
-
2
12
Thu 15, 6 PM
28.9
25.8
-
1
12
Thu 15, 5 PM
32.3
25.0
-
2
12
Thu 15, 4 PM
34.9
24.9
-
1
12
Thu 15, 3 PM
34.7
25.1
-
2
12
Thu 15, 2 PM
34.4
25.3
-
3
12
Thu 15, 1 PM
32.9
25.3
-
4
12
Thu 15, 12 PM
33.1
27.8
-
4
12
Thu 15, 11 AM
32.0
28.6
-
4
12
Thu 15, 10 AM
31.9
28.3
-
4
12
Thu 15, 9 AM
30.2
27.6
-
2
12
Thu 15, 8 AM
29.5
26.8
-
2
12
Thu 15, 7 AM
29.5
25.7
-
2
12
Thu 15, 6 AM
29.0
25.1
-
4
12
Thu 15, 5 AM
28.9
25.9
-
2
12
Thu 15, 4 AM
28.8
25.9
-
5
12
Thu 15, 3 AM
28.4
25.8
-
8
12
Thu 15, 2 AM
27.9
25.6
-
7
12
Thu 15, 1 AM
28.2
26.0
-
2
12
Thu 15, 12 AM
28.5
26.4
-
1
12
Wed 14, 11 PM
28.8
26.7
-
2
12
Wed 14, 10 PM
29.9
27.9
-
1
12
Wed 14, 9 PM
30.1
28.3
-
1
12
Wed 14, 8 PM
30.2
28.4
-
1
12
Wed 14, 7 PM
30.4
28.7
-
3
12
Wed 14, 6 PM
31.9
30.4
-
2
12
Wed 14, 5 PM
32.0
30.4
-
1
12
Wed 14, 4 PM
31.9
30.4
-
1
12
Wed 14, 3 PM
31.7
30.4
-
1
12
Wed 14, 2 PM
31.8
30.5
-
2
12
Wed 14, 1 PM
31.9
30.8
-
2
12
Wed 14, 12 PM
32.0
30.8
-
2
12
Wed 14, 11 AM
31.6
30.4
-
2
12
Wed 14, 10 AM
31.7
30.5
-
2
12
Wed 14, 9 AM
31.6
30.4
-
1
12
Wed 14, 8 AM
31.6
30.3
-
1
12
Wed 14, 7 AM
31.6
30.3
-
1
12
Wed 14, 6 AM
31.9
30.6
-
2
12
Wed 14, 5 AM
32.8
31.5
-
2
12
Wed 14, 4 AM
33.7
32.4
-
1
12
Wed 14, 3 AM
33.5
32.2
-
1
12
Wed 14, 2 AM
34.4
33.1
-
2
12
Wed 14, 1 AM
36.3
35.0
-
2
12
Wed 14, 12 AM
37.4
36.1
-
2
12
Tue 13, 11 PM
37.6
36.2
-
2
12
Tue 13, 10 PM
37.8
36.2
-
1
12
Tue 13, 9 PM
39.1
37.5
-
3
12
Tue 13, 8 PM
39.6
37.8
-
1
12
Tue 13, 7 PM
39.8
37.3
-
1
12
Tue 13, 6 PM
40.1
36.7
-
1
12
Tue 13, 5 PM
40.5
36.2
-
1
12
Tue 13, 4 PM
40.7
36.9
-
2
12
Tue 13, 3 PM
43.0
37.2
-
3
12
Tue 13, 2 PM
46.1
37.0
-
3
12
Tue 13, 1 PM
48.6
32.6
-
4
12
Tue 13, 12 PM
46.1
27.0
-
4
12
Tue 13, 11 AM
44.1
28.6
-
3
12
Tue 13, 10 AM
42.6
29.0
-
5
12
Tue 13, 9 AM
39.4
35.0
-
2
12
Tue 13, 8 AM
37.1
35.0
-
1
12
Tue 13, 7 AM
34.8
33.2
-
2
12
Tue 13, 6 AM
33.1
31.3
-
2
12
Tue 13, 5 AM
33.3
28.9
-
2
12
Tue 13, 4 AM
35.4
29.2
-
4
12
Tue 13, 3 AM
33.7
27.4
-
4
12
Tue 13, 2 AM
34.5
27.3
-
4
12
Tue 13, 1 AM
36.2
29.0
-
4
12
Tue 13, 12 AM
36.1
30.7
-
3
12
Mon 12, 11 PM
37.6
31.6
-
2
12
Mon 12, 10 PM
41.7
32.9
-
1
12
Mon 12, 9 PM
45.6
30.0
-
2
12
Mon 12, 8 PM
47.7
27.1
-
2
12
Mon 12, 7 PM
44.2
24.4
-
3
12
Mon 12, 6 PM
46.3
25.1
-
2
12
Mon 12, 5 PM
51.9
23.8
-
1
12
Mon 12, 4 PM
54.7
23.4
-
2
12
Mon 12, 3 PM
54.3
24.5
-
3
12
Mon 12, 2 PM
55.2
25.5
-
4
12
Mon 12, 1 PM
56.7
25.4
-
4
12
Mon 12, 12 PM
56.4
26.3
-
5
12
Mon 12, 11 AM
53.5
27.4
-
5
12
Mon 12, 10 AM
50.9
28.0
-
6
12
Mon 12, 9 AM
47.9
29.1
-
9
12
Mon 12, 8 AM
46.4
27.9
-
10
12
Mon 12, 7 AM
43.5
28.6
-
6
12
Mon 12, 6 AM
43.1
29.1
-
4
12
Mon 12, 5 AM
44.3
28.9
-
6
12
Mon 12, 4 AM
44.3
29.8
-
5
12
Mon 12, 3 AM
45.2
29.0
-
4
12
Mon 12, 2 AM
45.8
29.7
-
4
12
Mon 12, 1 AM
46.1
31.7
-
4
12
Mon 12, 12 AM
47.4
32.1
-
5
12
Sun 11, 11 PM
47.9
30.3
-
3
12
Sun 11, 10 PM
47.3
33.6
-
4
12
Sun 11, 9 PM
45.8
28.6
-
4
12
Sun 11, 8 PM
44.6
27.3
-
4
12
Sun 11, 7 PM
47.0
30.3
-
4
12
Sun 11, 6 PM
50.0
33.0
-
3
12
Sun 11, 5 PM
55.8
32.7
-
1
12
Sun 11, 4 PM
57.9
33.2
-
2
12
Sun 11, 3 PM
59.6
33.0
-
3
12
Sun 11, 2 PM
58.4
33.2
-
3
12
Sun 11, 1 PM
57.5
32.9
-
3
12
Sun 11, 12 PM
57.9
32.9
-
4
12
Sun 11, 11 AM
58.6
30.1
-
4
12
Sun 11, 10 AM
55.3
31.1
-
3
12
Sun 11, 9 AM
49.1
33.8
-
2
12
Sun 11, 8 AM
42.4
32.8
-
3
12
Sun 11, 7 AM
41.5
31.8
-
3
12
Sun 11, 6 AM
41.7
31.8
-
3
12
Sun 11, 5 AM
43.0
31.5
-
3
12
Sun 11, 4 AM
43.1
31.6
-
3
12
Sun 11, 3 AM
44.3
31.7
-
4
12
Sun 11, 2 AM
44.3
32.1
-
5
12
Sun 11, 1 AM
42.9
32.1
-
5
12
Sun 11, 12 AM
43.0
31.1
-
4
12
Sat 10, 11 PM
43.7
30.2
-
5
12
Sat 10, 10 PM
43.0
28.1
-
4
12
Sat 10, 9 PM
43.2
27.6
-
4
12
Sat 10, 8 PM
47.0
28.0
-
3
12
Sat 10, 7 PM
48.4
31.4
-
6
12
Sat 10, 6 PM
47.6
34.0
-
8
12
Sat 10, 5 PM
54.2
28.2
-
5
12
Sat 10, 4 PM
56.2
28.0
-
5
12
Sat 10, 3 PM
56.0
29.4
-
6
12
Sat 10, 2 PM
53.5
31.2
-
7
12
Sat 10, 1 PM
51.4
32.1
-
8
12
Sat 10, 12 PM
57.1
25.7
-
5
12
Sat 10, 11 AM
57.0
28.0
-
5
12
Sat 10, 10 AM
55.2
28.3
-
8
12
Sat 10, 9 AM
52.9
28.9
-
10
12
Sat 10, 8 AM
49.0
28.4
-
12
12
Sat 10, 7 AM
47.4
27.6
-
10
12
Sat 10, 6 AM
46.8
26.3
-
4
12
Sat 10, 5 AM
48.2
25.7
-
7
12
Sat 10, 4 AM
49.2
24.0
-
12
12
Sat 10, 3 AM
49.7
22.8
-
11
12
Sat 10, 2 AM
49.7
23.3
-
10
12
Sat 10, 1 AM
50.2
23.2
-
11
12
Sat 10, 12 AM
49.5
23.0
-
9
12
Fri 9, 11 PM
49.8
23.4
-
10
12
Fri 9, 10 PM
50.1
23.5
-
10
12
Fri 9, 9 PM
49.4
24.3
-
9
12
Fri 9, 8 PM
51.5
22.7
-
8
12
Fri 9, 7 PM
52.5
22.8
-
7
12
Fri 9, 6 PM
52.9
24.1
-
6
12
Fri 9, 5 PM
56.0
20.2
-
6
12
Fri 9, 4 PM
60.1
19.0
-
5
12
Fri 9, 3 PM
61.9
19.4
-
5
12
Fri 9, 2 PM
61.9
21.3
-
6
12
Fri 9, 1 PM
61.8
21.1
-
7
12
Fri 9, 12 PM
60.8
19.7
-
6
12
Fri 9, 11 AM
59.9
21.3
-
6
12
Fri 9, 10 AM
58.5
22.7
-
5
12
Fri 9, 9 AM
56.9
23.3
-
4
12
Fri 9, 8 AM
50.8
26.3
-
4
12
Fri 9, 7 AM
35.9
26.2
-
4
12
Fri 9, 6 AM
40.0
26.2
-
4
12
The readings these charts were drawn from, as a table
Day
High F
Low F
Highest dew point F
Lowest dew point F
Highest humidity %
Lowest humidity %
Precipitation in
Oct 16
26.8
20.5
19.4
14.8
84
62
0.00
Oct 15
36.0
24.6
29.5
14.4
92
56
0.00
Oct 14
37.6
28.4
36.3
26.1
97
91
0.69
Oct 13
50.7
31.1
38.1
22.3
95
38
0.46
Oct 12
58.5
36.1
34.2
22.6
80
27
0.00
Oct 11
60.6
41.0
35.2
25.9
70
32
0.00
Oct 10
59.7
42.1
37.2
22.2
67
27
0.00
Oct 9
63.0
34.5
29.1
17.7
70
18
0.00
Oct 8
63.9
37.0
30.8
22.2
61
22
0.00
Oct 7
65.1
35.6
31.9
19.2
59
20
0.00
Oct 6
65.3
41.5
28.4
16.9
49
17
0.00
Oct 5
67.6
42.6
27.2
13.0
51
13
0.00
Oct 4
65.5
31.3
37.5
14.9
86
15
0.00
Oct 3
63.1
39.4
36.8
18.3
77
19
0.00
Oct 2
63.7
30.6
32.1
18.5
89
18
0.00
Oct 1
51.4
33.6
37.7
27.0
87
50
0.00
Sep 30
47.1
35.2
42.4
27.9
94
57
0.00
Sep 29
52.0
35.8
44.4
34.2
94
69
0.22
Sep 28
53.8
39.2
40.9
31.5
85
45
0.00
Sep 27
63.0
38.3
38.0
27.6
77
31
0.00
Sep 26
61.0
39.2
34.2
22.0
75
23
0.00
Sep 25
52.0
37.4
45.5
30.2
94
58
0.15
Sep 24
52.3
41.4
42.7
35.5
94
53
0.07
Sep 23
57.7
41.5
43.8
30.9
93
41
0.30
Sep 22
62.4
31.1
36.0
25.3
87
27
0.00
Sep 21
58.3
30.2
39.5
12.9
91
17
0.00
Sep 20
56.7
32.5
41.0
17.7
90
24
0.00
Sep 19
55.8
36.0
40.5
27.6
93
39
0.01
Sep 18
64.2
39.7
46.5
31.9
93
32
0.27
Sep 17
57.6
44.6
51.8
42.4
93
63
0.21
Station report
Boulder 14 W, in 5 sheets
Drawn from its report of Oct 16, 2026, 3:00 AM local time, in the manner of the Field Book, and opened beside the plates that explain each part of it.
20.5 F with a dew point of 15.6 F, 81 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,100 ft up.
At 9,828 ft above sea level, 31 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 20.71 inHg and the temperature at 24.0 F; it reports 20.5 F, 3.5 F colder than standard.
On Oct 16 the noon sun stands 41 degrees above the horizon at 40.03 N, and the day is 10 h 58 min long. Level ground there takes 65 per cent of the noon sunlight a surface facing the sun would.