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
Jamestown 38 WSW Report
Rank 203 of 312 in North Dakota, 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 score91.0of 100
North Dakota median
94.3the median score of 312 stations
Scoring higher
202stations in North Dakota
Sharing its score
3ranks 203 to 205
Points deducted
9.07.3 arrival, 1.8 forecast check
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; North Dakota median 100.0, 100.0, 82.5
Next above
MOTrank 202; ahead on 247 score 91.3 against 91.0
Next below
94080rank 204; behind on median arrival 90 min 51 s against 90 min 52 s
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 pointsNorth Dakota median 98.284 of 84 scheduled reports received in 7 days
Arrivalweight 1027.02.7 of 10 pointsNorth Dakota median 86.7half its reports arrived within 1.5 h
Continuityweight 10100.010.0 of 10 pointsNorth Dakota median 100.0longest silence 3.1 h, on a schedule of one report every 2 h
Accuracyweight 20-20.0 of 20 points, at the medianNorth Dakota median 100.0-
Instrument checksweight 15-15.0 of 15 points, at the medianNorth Dakota median 100.0-
Forecast checkweight 10-8.3 of 10 points, at the medianNorth Dakota median 82.5-
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%
123
90 to 99%
73
80 to 89%
46
70 to 79%
26
60 to 69%
4
50 to 59%
21
40 to 49%
13
30 to 39%
2
20 to 29%
2
10 to 19%
1
0 to 9%
1
Day
Rank
Stations ranked
Share received
Oct 16, 2026
203
312
100.0%
Oct 15, 2026
204
312
100.0%
Oct 14, 2026
194
305
100.0%
Oct 13, 2026
198
298
100.0%
Oct 12, 2026
198
295
100.0%
Oct 11, 2026
201
292
100.0%
Oct 10, 2026
198
294
100.0%
Oct 9, 2026
196
294
100.0%
Oct 8, 2026
193
301
100.0%
Oct 7, 2026
204
301
100.0%
Oct 6, 2026
191
298
100.0%
Oct 5, 2026
189
306
100.0%
Oct 4, 2026
196
295
100.0%
Oct 3, 2026
207
291
100.0%
Oct 2, 2026
207
291
100.0%
Oct 1, 2026
96
248
100.0%
Sep 30, 2026
112
244
100.0%
Sep 29, 2026
107
242
100.0%
The readings these charts were drawn from, as a table
Hour
Temperature F
Dew point F
Wind mph
Reports
Thu 15, 8 PM
41.9
38.0
17
1
Thu 15, 7 PM
42.2
37.2
18
12
Thu 15, 6 PM
41.9
37.0
17
12
Thu 15, 5 PM
43.2
35.3
21
12
Thu 15, 4 PM
44.5
34.5
22
12
Thu 15, 3 PM
44.5
34.7
24
12
Thu 15, 2 PM
45.5
34.3
23
12
Thu 15, 1 PM
46.9
33.2
25
12
Thu 15, 12 PM
47.0
32.8
27
12
Thu 15, 11 AM
45.2
32.1
23
12
Thu 15, 10 AM
44.4
34.3
22
12
Thu 15, 9 AM
43.2
36.1
20
12
Thu 15, 8 AM
42.9
39.3
14
12
Thu 15, 7 AM
42.8
40.2
7
12
Thu 15, 6 AM
44.2
41.2
7
12
Thu 15, 5 AM
44.5
41.5
6
12
Thu 15, 4 AM
44.0
41.1
7
12
Thu 15, 3 AM
43.9
41.0
7
12
Thu 15, 2 AM
43.4
40.8
9
12
Thu 15, 1 AM
42.6
40.1
6
12
Thu 15, 12 AM
43.1
39.8
7
12
Wed 14, 11 PM
43.1
39.2
5
12
Wed 14, 10 PM
42.9
38.8
4
12
The readings these charts were drawn from, as a table
Hour
Temperature F
Dew point F
Wind mph
Reports
Thu 15, 8 PM
41.9
38.0
17
1
Thu 15, 7 PM
42.2
37.2
18
12
Thu 15, 6 PM
41.9
37.0
17
12
Thu 15, 5 PM
43.2
35.3
21
12
Thu 15, 4 PM
44.5
34.5
22
12
Thu 15, 3 PM
44.5
34.7
24
12
Thu 15, 2 PM
45.5
34.3
23
12
Thu 15, 1 PM
46.9
33.2
25
12
Thu 15, 12 PM
47.0
32.8
27
12
Thu 15, 11 AM
45.2
32.1
23
12
Thu 15, 10 AM
44.4
34.3
22
12
Thu 15, 9 AM
43.2
36.1
20
12
Thu 15, 8 AM
42.9
39.3
14
12
Thu 15, 7 AM
42.8
40.2
7
12
Thu 15, 6 AM
44.2
41.2
7
12
Thu 15, 5 AM
44.5
41.5
6
12
Thu 15, 4 AM
44.0
41.1
7
12
Thu 15, 3 AM
43.9
41.0
7
12
Thu 15, 2 AM
43.4
40.8
9
12
Thu 15, 1 AM
42.6
40.1
6
12
Thu 15, 12 AM
43.1
39.8
7
12
Wed 14, 11 PM
43.1
39.2
5
12
Wed 14, 10 PM
42.9
38.8
4
12
Wed 14, 9 PM
42.6
38.3
4
12
Wed 14, 8 PM
42.9
37.8
5
12
Wed 14, 7 PM
43.0
38.1
4
12
Wed 14, 6 PM
44.2
37.4
5
12
Wed 14, 5 PM
46.3
37.0
6
12
Wed 14, 4 PM
47.8
37.1
4
12
Wed 14, 3 PM
46.8
36.8
4
12
Wed 14, 2 PM
45.3
36.5
2
12
Wed 14, 1 PM
43.4
35.8
3
12
Wed 14, 12 PM
42.3
35.4
3
12
Wed 14, 11 AM
41.4
35.2
4
12
Wed 14, 10 AM
40.3
34.9
4
12
Wed 14, 9 AM
40.3
35.3
5
12
Wed 14, 8 AM
40.3
35.5
4
12
Wed 14, 7 AM
40.0
35.5
2
12
Wed 14, 6 AM
39.7
35.6
3
12
Wed 14, 5 AM
39.7
35.7
3
12
Wed 14, 4 AM
40.2
36.0
4
12
Wed 14, 3 AM
40.3
36.2
4
12
Wed 14, 2 AM
40.4
36.2
4
12
Wed 14, 1 AM
40.6
36.1
6
12
Wed 14, 12 AM
40.8
36.1
6
12
Tue 13, 11 PM
41.0
35.7
8
12
Tue 13, 10 PM
41.2
36.2
7
12
Tue 13, 9 PM
41.2
35.4
7
12
Tue 13, 8 PM
41.5
35.7
7
12
Tue 13, 7 PM
42.5
36.6
7
12
Tue 13, 6 PM
43.2
37.0
7
12
Tue 13, 5 PM
44.1
36.7
7
12
Tue 13, 4 PM
44.5
37.0
8
12
Tue 13, 3 PM
44.7
36.8
8
12
Tue 13, 2 PM
44.3
37.2
8
12
Tue 13, 1 PM
44.5
37.8
8
12
Tue 13, 12 PM
44.2
37.6
7
12
Tue 13, 11 AM
42.8
37.7
8
12
Tue 13, 10 AM
42.5
38.0
9
12
Tue 13, 9 AM
41.1
38.2
7
12
Tue 13, 8 AM
40.2
38.1
6
12
Tue 13, 7 AM
39.6
37.7
6
12
Tue 13, 6 AM
39.7
37.6
8
12
Tue 13, 5 AM
39.5
37.6
7
12
Tue 13, 4 AM
39.1
37.0
8
12
Tue 13, 3 AM
39.0
36.8
8
12
Tue 13, 2 AM
39.6
37.3
8
12
Tue 13, 1 AM
39.6
37.1
9
12
Tue 13, 12 AM
40.2
37.8
9
12
Mon 12, 11 PM
40.3
38.0
9
12
Mon 12, 10 PM
40.2
38.1
11
12
Mon 12, 9 PM
40.8
38.7
8
12
Mon 12, 8 PM
41.5
39.6
8
12
Mon 12, 7 PM
42.2
40.2
8
12
Mon 12, 6 PM
43.0
40.7
8
12
Mon 12, 5 PM
43.4
41.1
7
12
Mon 12, 4 PM
43.6
40.9
7
12
Mon 12, 3 PM
43.7
41.2
8
12
Mon 12, 2 PM
43.6
41.2
7
12
Mon 12, 1 PM
42.6
40.5
7
12
Mon 12, 12 PM
43.1
40.8
8
12
Mon 12, 11 AM
42.4
40.5
6
12
Mon 12, 10 AM
42.2
40.5
6
12
Mon 12, 9 AM
41.9
40.3
4
12
Mon 12, 8 AM
41.7
40.1
7
12
Mon 12, 7 AM
41.7
40.1
15
12
Mon 12, 6 AM
41.9
40.4
6
12
Mon 12, 5 AM
42.0
40.6
6
12
Mon 12, 4 AM
41.8
40.3
11
12
Mon 12, 3 AM
42.1
40.5
9
12
Mon 12, 2 AM
42.3
40.6
5
12
Mon 12, 1 AM
42.5
40.3
8
12
Mon 12, 12 AM
42.9
40.2
8
12
Sun 11, 11 PM
43.3
40.1
7
12
Sun 11, 10 PM
43.6
40.3
9
12
Sun 11, 9 PM
44.0
40.6
9
12
Sun 11, 8 PM
44.7
41.3
9
12
Sun 11, 7 PM
45.4
41.8
9
12
Sun 11, 6 PM
46.0
41.9
10
12
Sun 11, 5 PM
47.3
42.2
10
12
Sun 11, 4 PM
47.7
42.8
9
12
Sun 11, 3 PM
47.7
42.5
11
12
Sun 11, 2 PM
47.6
42.3
12
12
Sun 11, 1 PM
47.0
42.5
8
12
Sun 11, 12 PM
47.8
43.2
9
12
Sun 11, 11 AM
48.1
44.3
9
12
Sun 11, 10 AM
48.2
46.2
15
12
Sun 11, 9 AM
49.0
47.1
11
12
Sun 11, 8 AM
50.5
48.1
8
12
Sun 11, 7 AM
50.8
48.5
11
12
Sun 11, 6 AM
50.2
48.0
9
12
Sun 11, 5 AM
49.5
46.7
9
12
Sun 11, 4 AM
48.7
45.3
10
12
Sun 11, 3 AM
48.6
44.7
11
12
Sun 11, 2 AM
49.4
44.7
12
12
Sun 11, 1 AM
51.2
45.1
12
12
Sun 11, 12 AM
52.9
45.0
9
12
Sat 10, 11 PM
54.3
44.8
8
12
Sat 10, 10 PM
56.1
44.8
8
12
Sat 10, 9 PM
58.9
45.0
9
12
Sat 10, 8 PM
60.9
45.7
9
12
Sat 10, 7 PM
63.6
48.9
8
12
Sat 10, 6 PM
71.0
53.5
8
12
Sat 10, 5 PM
77.4
52.3
8
12
Sat 10, 4 PM
79.3
46.7
12
12
Sat 10, 3 PM
80.4
46.3
11
12
Sat 10, 2 PM
79.8
46.7
10
12
Sat 10, 1 PM
78.3
46.7
8
12
Sat 10, 12 PM
75.2
47.8
8
12
Sat 10, 11 AM
71.3
50.0
8
12
Sat 10, 10 AM
64.4
50.4
6
12
Sat 10, 9 AM
58.2
49.9
5
12
Sat 10, 8 AM
52.3
46.7
2
12
Sat 10, 7 AM
51.4
45.8
2
12
Sat 10, 6 AM
52.6
46.8
2
12
Sat 10, 5 AM
54.5
48.4
1
12
Sat 10, 4 AM
55.3
50.1
2
12
Sat 10, 3 AM
58.3
52.0
1
12
Sat 10, 2 AM
59.6
53.3
3
12
Sat 10, 1 AM
61.5
54.4
2
12
Sat 10, 12 AM
61.4
54.5
3
12
Fri 9, 11 PM
61.5
54.1
3
12
Fri 9, 10 PM
61.6
53.4
2
12
Fri 9, 9 PM
62.9
53.1
7
12
Fri 9, 8 PM
64.5
53.1
10
12
Fri 9, 7 PM
65.5
52.8
8
12
Fri 9, 6 PM
68.6
53.0
9
12
Fri 9, 5 PM
70.8
52.6
11
12
Fri 9, 4 PM
73.0
51.6
14
12
Fri 9, 3 PM
72.6
51.4
14
12
Fri 9, 2 PM
71.9
51.1
13
12
Fri 9, 1 PM
67.6
49.2
13
12
Fri 9, 12 PM
66.8
47.9
13
12
Fri 9, 11 AM
62.4
44.7
13
12
Fri 9, 10 AM
57.8
41.6
14
12
Fri 9, 9 AM
53.1
39.0
12
12
Fri 9, 8 AM
47.1
37.8
4
12
Fri 9, 7 AM
46.3
37.5
5
12
Fri 9, 6 AM
46.3
37.0
2
12
Fri 9, 5 AM
46.3
36.5
1
12
Fri 9, 4 AM
47.1
36.0
0
12
Fri 9, 3 AM
47.0
35.8
0
12
Fri 9, 2 AM
49.2
35.5
1
12
Fri 9, 1 AM
49.4
35.8
2
12
Fri 9, 12 AM
48.9
35.3
5
12
Thu 8, 11 PM
47.2
35.0
3
12
Thu 8, 10 PM
47.1
35.0
2
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 15
48.2
41.5
41.7
31.2
92
56
0.08
Oct 14
48.6
39.6
39.8
34.6
87
65
0.01
Oct 13
45.1
38.5
39.0
35.2
93
72
0.00
Oct 12
44.2
40.1
41.9
37.7
96
89
0.39
Oct 11
53.6
43.2
48.6
39.8
94
72
0.00
Oct 10
81.9
50.5
55.1
43.3
84
26
0.00
Oct 9
74.5
45.3
54.4
34.7
77
44
0.00
Oct 8
64.9
39.6
43.2
31.4
82
31
0.00
Oct 7
67.5
43.0
40.6
34.7
83
31
0.00
Oct 6
74.3
44.1
51.3
36.8
82
33
0.00
Oct 5
71.2
43.7
51.9
31.4
88
34
0.00
Oct 4
65.5
37.6
38.4
30.6
81
28
0.00
Oct 3
67.8
40.1
49.3
31.8
84
28
0.01
Oct 2
57.6
32.5
39.8
28.4
92
39
0.00
Oct 1
61.5
36.5
40.1
26.6
84
27
0.00
Sep 30
77.9
45.1
50.7
38.4
93
26
0.00
Sep 29
74.1
52.5
62.2
43.6
93
36
0.50
Sep 28
65.1
52.3
62.2
40.2
94
55
0.49
Sep 27
72.0
46.6
57.1
29.4
96
22
0.00
Sep 26
68.5
54.7
61.1
53.3
95
76
0.06
Sep 25
67.8
50.0
59.1
48.6
96
67
0.00
Sep 24
72.7
52.9
59.9
51.2
94
59
0.00
Sep 23
60.6
53.6
57.6
48.2
93
77
0.04
Sep 22
61.0
42.8
50.0
40.1
95
64
0.00
Sep 21
65.7
44.6
48.2
29.3
92
29
0.00
Sep 20
65.5
50.4
54.4
42.2
92
44
0.00
Sep 19
64.2
56.5
56.8
53.9
95
73
0.00
Sep 18
61.7
58.1
58.8
53.1
94
82
0.02
Sep 17
69.6
43.5
55.0
42.2
96
57
0.00
Station report
Jamestown 38 WSW, in 5 sheets
Drawn from its report of Oct 15, 2026, 8:00 PM local time, in the manner of the Field Book, and opened beside the plates that explain each part of it.
41.9 F with a dew point of 38.0 F, 86 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up.
At 1,920 ft above sea level, 7 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 27.90 inHg and the temperature at 52.2 F; it reports 41.9 F, 10.3 F colder than standard.
On Oct 16 the noon sun stands 34 degrees above the horizon at 46.77 N, and the day is 10 h 42 min long. Level ground there takes 56 per cent of the noon sunlight a surface facing the sun would.
FB-WAT-020, Fig. AFog types
FB-WAT-002, Fig. CHumidity variables
FB-ENG-011, Fig. AWater vapour as a gas
FB-ENG-005, Fig. ALapse rates and stability
