Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 11%

05:33

14:26

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:34, Set: 17:01, Transit: 12:48. Moon - Rise: 05:33, Set: 14:26. Civil Dark: 17:37 - 07:58. Nautical Dark: 18:16 - 07:19. Astro Dark: 18:54 - 06:41

Total Clouds (% Sky Obscured)

98
100
100
100
63
99
100
81
98
99
100
100
98
99
100
100
100
100
100
100
100
64
45
54

Low Clouds (% Sky Obscured)

98
100
100
70
41
64
64
68
58
35
16
16
22
15
15
15
1
1
0
0
0
0
0
23

Medium Clouds (% Sky Obscured)

0
0
18
3
16
37
32
0
31
76
100
91
88
98
100
100
100
51
50
50
29
20
0
11

High Clouds (% Sky Obscured)

62
50
50
22
39
53
100
79
94
95
100
97
79
97
48
58
100
100
100
100
100
64
45
54

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

1
1
0
0
0
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
0
0
0
0
0
0
0
6
29
7
14
19
1
0
4
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
10
8
6
5
6
8
9
11
12
12
13
13
16
18
17
16
17
17
19
19
19
21
21

Chance of Frost

Temperature (°C)

-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-4
-4
-3
-2
-2
-0
1
2
2
3
4
4
4
4

Feels Like (°C)

-10
-10
-9
-10
-9
-10
-10
-11
-11
-10
-10
-11
-10
-10
-9
-8
-6
-6
-5
-5
-4
-4
-5
-5

Dew Point (°C)

-9
-10
-9
-10
-10
-10
-8
-6
-6
-6
-6
-7
-6
-5
-5
-4
-3
-2
-2
-2
-1
-1
-0
0

Relative Humidity (%)

72
69
69
67
69
70
81
90
89
87
84
81
81
79
78
77
77
76
76
72
72
73
75
77

Pressure (mb)

1016
1016
1016
1016
1015
1015
1014
1013
1013
1011
1010
1008
1007
1005
1002
1001
999
997
995
994
993
992
991
991

Ozone (du)

294
290
291
290
285
286
286
283
281
277
275
272
273
275
275
277
275
274
276
278
282
284
288
290

Tuesday 16

Waning Crescent 5%

06:41

14:54

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:34, Set: 17:02, Transit: 12:48. Moon - Rise: 06:41, Set: 14:54. Civil Dark: 17:37 - 07:59. Nautical Dark: 18:17 - 07:19. Astro Dark: 18:54 - 06:42

Total Clouds (% Sky Obscured)

66
73
72
69
100
100
88
90
89
84
96
100
100
100
100
100
100
90
88
84
47
80
98
100

Low Clouds (% Sky Obscured)

59
50
34
29
99
98
88
90
89
84
89
91
84
70
69
56
56
60
64
57
28
3
0
0

Medium Clouds (% Sky Obscured)

10
35
52
22
25
57
49
25
41
50
55
43
43
50
45
40
40
20
13
13
13
37
38
94

High Clouds (% Sky Obscured)

5
5
0
0
0
0
0
0
0
0
0
0
10
7
0
0
0
0
0
3
13
8
86
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
7
0
0
5
9
4
6
7
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
7
12
16
14
35
26
49
80
46
19
2
16
4
2
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.1
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

23
24
25
27
29
29
29
32
31
29
26
25
24
21
19
15
13
15
13
12
13
12
11
11

Chance of Frost

Temperature (°C)

4
4
4
4
4
3
1
0
-2
-3
-4
-5
-5
-5
-5
-5
-5
-5
-5
-4
-3
-3
-3
-3

Feels Like (°C)

-5
-5
-5
-6
-7
-8
-10
-12
-14
-15
-15
-16
-16
-15
-15
-13
-12
-12
-12
-11
-10
-8
-8
-8

Dew Point (°C)

1
1
2
2
1
1
-0
-1
-5
-4
-5
-9
-9
-9
-10
-10
-10
-9
-9
-9
-8
-7
-7
-6

Relative Humidity (%)

79
82
86
85
85
88
89
92
76
91
92
70
74
72
72
70
69
72
70
69
71
72
72
78

Pressure (mb)

991
991
992
992
993
995
996
998
1001
1003
1004
1006
1007
1009
1010
1011
1011
1011
1011
1010
1010
1010
1009
1008

Ozone (du)

291
298
305
309
310
312
314
317
321
326
333
338
346
352
354
360
362
361
355
346
341
339
338
334

Wednesday 17

Waning Crescent 2%

07:47

15:29

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:35, Set: 17:02, Transit: 12:49. Moon - Rise: 07:47, Set: 15:29. Civil Dark: 17:38 - 07:59. Nautical Dark: 18:17 - 07:20. Astro Dark: 18:55 - 06:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
10
15
20
30
40
45
50
67
81
100
92
83
70
72
78
83
89
96
100
100
100
100

Medium Clouds (% Sky Obscured)

96
98
100
100
100
100
100
100
100
99
97
95
96
97
99
99
100
100
99
100
100
98
97
95

High Clouds (% Sky Obscured)

93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
54
25
28
45
50
55

ISS Passover

Visibility (miles)

9
9
9
9
2
0
0
2
2
2
4
1
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
Snow
Snow
Snow
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
7
32
82
94
69
44
49
51
56
74
89
95
89
77
81
89
65
66
80
86
88
89

Precipitation Amount (mm)

0
0
0
0
0.6
0.8
0.3
0
0.1
0.1
0.2
0.5
0.6
0.6
0.5
0.3
0.4
0.6
0.2
0.3
0.5
0.5
0.5
0.6

Wind Speed/Direction (mph)

13
14
15
15
15
18
21
19
19
19
15
13
11
11
9
9
6
4
31
29
33
35
35
37

Chance of Frost

Temperature (°C)

-2
-1
-1
0
1
-1
0
2
2
2
3
1
1
1
1
1
1
1
-1
-3
-5
-7
-8
-8

Feels Like (°C)

-8
-8
-8
-7
-6
-8
-9
-7
-6
-5
-4
-4
-3
-4
-3
-3
-2
-1
-14
-16
-19
-20
-22
-22

Dew Point (°C)

-6
-6
-5
-5
-6
-2
-2
-5
-5
-3
-3
0
1
1
1
1
1
1
-2
-4
-6
-7
-9
-9

Relative Humidity (%)

74
72
72
69
64
91
84
64
62
66
68
93
100
98
100
100
98
100
92
92
90
94
94
94

Pressure (mb)

1008
1006
1004
1003
1002
1000
999
997
996
994
993
992
992
991
991
991
991
991
993
994
996
998
1000
1002

Ozone (du)

333
336
338
341
342
343
344
350
352
351
350
347
346
340
339
338
341
344
345
349
357
364
368
373

Thursday 18

Waning Crescent 0%

08:47

16:15

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:36, Set: 17:03, Transit: 12:49. Moon - Rise: 08:47, Set: 16:15. Civil Dark: 17:38 - 08:00. Nautical Dark: 18:18 - 07:21. Astro Dark: 18:55 - 06:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
96

Medium Clouds (% Sky Obscured)

96
97
98
97
96
94
24
12
4
27
50
4
4
0
0
3
4
3
4
3
2
3
6
11

High Clouds (% Sky Obscured)

45
40
40
40
30
40
30
40
40
45
45
4
0
0
0
0
0
0
0
1
1
1
0
0

ISS Passover

Visibility (miles)

0
0
0
0
2
2
2
2
3
3
3
3
3
3
4
5
6
7
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

86
78
65
58
51
48
45
40
40
40
36
32
35
27
33
25
28
21
27
24
23
18
17
17

Precipitation Amount (mm)

0.5
0.4
0.3
0.3
0.2
0.2
0.2
0.1
0.1
0.1
0.1
0
0.1
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

36
34
33
32
31
29
28
27
26
24
23
22
20
18
16
14
11
9
6
6
5
5
5
6

Chance of Frost

Temperature (°C)

-9
-9
-10
-10
-10
-11
-11
-11
-11
-11
-11
-11
-11
-12
-12
-11
-12
-11
-11
-11
-11
-11
-11
-11

Feels Like (°C)

-23
-23
-22
-22
-22
-22
-22
-22
-22
-20
-21
-21
-20
-20
-19
-18
-18
-16
-15
-16
-15
-16
-16
-16

Dew Point (°C)

-10
-10
-11
-11
-12
-13
-13
-14
-14
-13
-14
-14
-14
-15
-15
-15
-16
-17
-17
-17
-17
-18
-17
-16

Relative Humidity (%)

92
92
92
90
85
85
83
83
81
80
78
76
76
76
73
70
67
65
62
61
59
58
61
63

Pressure (mb)

1004
1006
1007
1009
1010
1012
1013
1014
1015
1017
1018
1019
1020
1020
1021
1022
1022
1022
1022
1018
1019
1019
1019
1019

Ozone (du)

376
387
389
397
403
409
416
425
430
429
430
426
407
394
387
381
375
372
370
369
367
366
366
366

Friday 19

New Moon 1%

09:38

17:12

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:36, Set: 17:03, Transit: 12:50. Moon - Rise: 09:38, Set: 17:12. Civil Dark: 17:39 - 08:00. Nautical Dark: 18:18 - 07:21. Astro Dark: 18:55 - 06:44

Total Clouds (% Sky Obscured)

97
97
98
99
99
100
96
92
88
92
96
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
90
87
68
49
25
30
39
43
58
67
82
73
65
59
68
70
75
78
81
94
96
99
100

Medium Clouds (% Sky Obscured)

24
35
48
65
81
100
96
92
88
92
96
100
91
81
72
81
91
100
100
100
100
95
90
82

High Clouds (% Sky Obscured)

2
4
5
4
2
0
7
11
7
9
9
6
40
73
100
88
69
43
36
32
31
21
10
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
5
2
5
7
9
7
4
2
2
2
2
2
1
1
4
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

13
9
5
8
6
1
6
8
8
27
31
28
25
24
21
48
62
70
67
61
54
49
51
65

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.3
0.3
0.2
0.2
0.2
0.3

Wind Speed/Direction (mph)

8
10
12
16
16
18
20
21
22
23
22
22
22
20
17
16
14
13
12
13
14
16
17
19

Chance of Frost

Temperature (°C)

-10
-10
-9
-8
-8
-8
-7
-7
-7
-7
-6
-5
-5
-4
-4
-3
-4
-4
-4
-3
-3
-2
-2
-2

Feels Like (°C)

-15
-14
-15
-15
-15
-15
-15
-15
-16
-16
-16
-16
-16
-13
-13
-12
-12
-12
-11
-11
-10
-9
-10
-10

Dew Point (°C)

-15
-14
-13
-12
-12
-12
-12
-11
-10
-9
-9
-9
-9
-8
-8
-7
-7
-6
-6
-5
-4
-4
-5
-6

Relative Humidity (%)

66
68
68
70
70
71
71
76
79
83
79
74
72
73
75
76
78
81
85
86
87
87
81
76

Pressure (mb)

1018
1018
1018
1017
1016
1016
1015
1014
1012
1011
1009
1008
1006
1005
1004
1004
1003
1002
1001
1000
1000
999
1000
1000

Ozone (du)

366
364
363
362
360
357
355
353
351
350
347
344
342
341
341
340
344
347
350
351
353
354
357
359

Saturday 20

Waxing Crescent 3%

10:19

18:18

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:37, Set: 17:04, Transit: 12:50. Moon - Rise: 10:19, Set: 18:18. Civil Dark: 17:39 - 08:01. Nautical Dark: 18:19 - 07:22. Astro Dark: 18:56 - 06:44

Total Clouds (% Sky Obscured)

98
95
93
89
86
83
88
94
99
100
100
100
100
100
100
99
97
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

97
93
90
87
84
82
88
93
99
99
99
99
99
99
100
92
84
76
77
80
91
95
95
96

Medium Clouds (% Sky Obscured)

72
60
42
41
31
30
35
41
41
41
34
22
18
17
24
17
9
0
0
0
0
4
7
10

High Clouds (% Sky Obscured)

15
30
40
31
11
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
5
3
2
2
1
1
1
1
1
1
1
2
2
3
5
7

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

81
89
90
77
61
40
37
35
35
49
59
68
57
45
33
30
27
26
24
23
22
19
16
11

Precipitation Amount (mm)

0.5
0.6
0.6
0.4
0.3
0.1
0
0
0
0.2
0.3
0.4
0.2
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
22
21
20
22
24
26
25
28
28
28
28
28
27
26
26
25
24
23
22
21
20
19
17

Chance of Frost

Temperature (°C)

-3
-3
-3
-3
-3
-4
-4
-5
-6
-7
-8
-9
-10
-11
-11
-11
-11
-12
-12
-12
-11
-11
-10
-10

Feels Like (°C)

-10
-10
-11
-12
-12
-11
-11
-14
-15
-15
-16
-17
-17
-23
-23
-23
-23
-24
-24
-23
-22
-22
-22
-22

Dew Point (°C)

-7
-7
-8
-8
-8
-9
-9
-9
-10
-10
-10
-11
-12
-13
-13
-14
-14
-14
-14
-14
-13
-14
-13
-14

Relative Humidity (%)

71
71
69
69
69
69
70
72
74
79
80
82
83
83
83
83
83
83
85
83
81
78
77
73

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1002
1002
1003
1004
1006
1007
1009
1010
1012
1013
1015
1016
1017
1018
1019
1021
1022

Ozone (du)

362
365
368
371
372
372
373
373
374
374
372
369
366
364
362
360
358
356
355
352
349
346
343
340

Sunday 21

Waxing Crescent 7%

10:51

No Set

Sun - Rise: 08:37, Set: 17:04, Transit: 12:51. Moon - Rise: 10:51, Set: No Set. Civil Dark: 17:40 - 08:01. Nautical Dark: 18:19 - 07:22. Astro Dark: 18:56 - 06:45

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Mandan, Keweenaw, United States of America (47.46,-87.97)

Generated: 15/12/25 19:20:23. Forecast: 15/12/25 to 21/12/25. Timezone: UTC-5.00