Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 3%

09:37

19:00

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

Sun - Rise: 08:32, Set: 17:07, Transit: 12:49. Moon - Rise: 09:37, Set: 19:00. Civil Dark: 17:44 - 07:55. Nautical Dark: 18:26 - 07:13. Astro Dark: 19:06 - 06:33

Total Clouds (% Sky Obscured)

40
38
49
27
15
18
50
73
55
46
44
46
70
75
28
82
52
82
45
33
22
22
100
100

Low Clouds (% Sky Obscured)

18
18
0
0
0
0
38
58
55
38
37
13
0
0
0
0
6
5
1
1
11
8
13
18

Medium Clouds (% Sky Obscured)

22
11
5
5
2
0
0
0
0
0
0
0
0
0
0
2
5
34
9
11
4
7
9
44

High Clouds (% Sky Obscured)

1
31
13
1
15
18
12
21
7
4
6
34
69
75
27
82
49
47
45
33
22
22
100
100

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 (%)

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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

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)

6
5
5
6
7
7
8
7
7
6
6
6
6
6
7
7
6
7
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-2
-2
-2
-2
-1
-1
-1
-1
-0
1
2
1
1
1
1
1
1
1
0
0
-0
-1

Relative Humidity (%)

86
86
86
86
84
86
84
79
76
71
68
71
78
82
85
86
86
88
88
89
88
89
86
84

Pressure (mb)

1019
1019
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1014
1013
1013
1012
1011
1011
1010
1009

Ozone (du)

366
365
363
363
363
364
363
364
365
365
370
370
369
371
372
372
374
377
377
376
375
373
373
374

Wednesday 21

Waxing Crescent 8%

09:51

20:20

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:31, Set: 17:08, Transit: 12:50. Moon - Rise: 09:51, Set: 20:20. Civil Dark: 17:46 - 07:54. Nautical Dark: 18:27 - 07:12. Astro Dark: 19:07 - 06:32

Total Clouds (% Sky Obscured)

100
100
99
100
100
95
94
100
100
100
100
100
100
100
100
100
100
98
97
95
99
100
100
97

Low Clouds (% Sky Obscured)

18
10
14
26
52
34
60
53
56
41
60
36
36
31
43
49
48
35
43
33
28
0
0
0

Medium Clouds (% Sky Obscured)

30
100
89
61
99
84
85
84
34
42
95
54
50
58
45
45
37
48
36
42
85
86
82
79

High Clouds (% Sky Obscured)

100
100
95
100
42
73
24
100
100
100
100
100
100
100
100
100
99
98
97
95
99
100
100
95

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 (%)

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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
0
1
6
42
58
27
24
3
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
9
10
10
10
10
11
11
11
11
11
11
11
11
11
12
12
11
10
9
9
9
9
10

Chance of Frost

Temperature (°C)

2
2
2
3
3
3
4
5
6
7
8
8
7
6
6
5
5
5
5
4
4
4
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
80
77
77
74
76
76
75
74
73
73
75
78
81
82
82
82
82
83
85
85
83
82
80

Pressure (mb)

1008
1007
1006
1005
1005
1005
1004
1004
1003
1002
1002
1001
1001
1000
1000
1000
999
999
999
999
998
998
998
998

Ozone (du)

371
368
361
355
351
352
349
343
339
337
333
331
330
330
332
333
336
339
340
343
343
346
346
347

Thursday 22

Waxing Crescent 15%

10:03

21:39

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

Sun - Rise: 08:30, Set: 17:10, Transit: 12:50. Moon - Rise: 10:03, Set: 21:39. Civil Dark: 17:47 - 07:53. Nautical Dark: 18:29 - 07:11. Astro Dark: 19:08 - 06:32

Total Clouds (% Sky Obscured)

100
100
63
69
20
7
10
41
50
70
84
100
100
99
100
100
100
100
92
95
100
96
92
90

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
9
15
17
37
66
64
77
63
57
73
68
63
60

Medium Clouds (% Sky Obscured)

100
94
57
69
20
7
10
41
17
70
84
100
100
95
100
100
100
98
88
95
100
71
78
72

High Clouds (% Sky Obscured)

100
100
37
36
16
7
10
27
37
31
6
5
85
96
59
100
100
100
46
24
100
79
55
27

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 (%)

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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
9
11
11
10
18
14
19
24

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)

10
10
11
10
10
10
10
11
10
10
11
10
10
9
9
9
9
9
9
10
10
10
10
10

Chance of Frost

Temperature (°C)

3
3
3
3
3
3
4
5
6
7
8
8
7
6
5
5
5
5
5
5
4
4
4
4

Feels Like (°C)

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

Dew Point (°C)

0
-1
-1
-1
-2
-2
-2
-1
1
1
3
3
3
3
2
2
3
3
3
3
3
3
3
2

Relative Humidity (%)

79
76
75
73
72
70
69
68
67
66
70
73
75
78
82
82
85
88
88
88
88
88
88
88

Pressure (mb)

997
997
997
997
997
997
997
997
997
997
996
996
996
996
996
996
996
996
996
996
995
995
995
995

Ozone (du)

349
352
353
353
354
352
349
348
347
347
346
350
355
358
357
359
367
373
380
387
392
391
392
388

Friday 23

Waxing Crescent 23%

10:14

22:59

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

Sun - Rise: 08:29, Set: 17:12, Transit: 12:50. Moon - Rise: 10:14, Set: 22:59. Civil Dark: 17:49 - 07:51. Nautical Dark: 18:30 - 07:10. Astro Dark: 19:10 - 06:31

Total Clouds (% Sky Obscured)

89
65
62
61
64
86
86
77
67
57
34
15
40
68
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
63
62
60
56
56
43
38
33
30
7
8
6
2
3
13
22
32
39
46
54
45
40
36

Medium Clouds (% Sky Obscured)

74
31
34
35
32
33
29
71
67
57
34
15
40
68
100
100
100
100
100
91
92
93
100
94

High Clouds (% Sky Obscured)

5
5
6
6
4
35
50
40
38
15
5
5
33
67
100
100
100
100
81
63
44
30
19
5

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 (%)

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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

22
21
18
18
16
7
7
5
2
2
2
0
0
1
2
2
0
0
3
5
7
15
35
18

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)

10
10
10
9
9
9
10
10
10
10
10
10
10
11
11
10
9
8
8
8
7
7
7
7

Chance of Frost

Temperature (°C)

4
4
4
4
4
4
5
6
6
7
7
7
7
6
5
4
4
4
3
3
3
3
3
3

Feels Like (°C)

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

Dew Point (°C)

2
2
3
3
3
3
3
3
3
3
3
4
4
3
1
-1
-2
-2
-2
-2
-2
-2
-1
1

Relative Humidity (%)

86
86
89
93
94
94
88
85
79
75
77
78
81
81
75
68
68
69
70
72
70
69
73
85

Pressure (mb)

995
995
995
995
995
995
996
996
996
996
995
995
995
995
995
995
996
996
996
997
997
997
997
997

Ozone (du)

393
391
382
375
371
369
367
366
363
363
362
364
365
366
367
368
369
369
371
371
372
374
373
374

Saturday 24

Waxing Crescent 33%

10:26

00:21

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:28, Set: 17:13, Transit: 12:50. Moon - Rise: 10:26, Set: 00:21. Civil Dark: 17:51 - 07:50. Nautical Dark: 18:32 - 07:09. Astro Dark: 19:11 - 06:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
97
98
99
100
100
100
100
94
90
87
87
87
84
78
67
58

Low Clouds (% Sky Obscured)

38
40
42
56
69
83
81
81
81
73
61
52
64
72
83
44
43
43
47
51
52
46
40
28

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
98
97
95
96
97
63
50
50
50
26
21
16
9
9
14
18
9
4

High Clouds (% Sky Obscured)

5
5
10
37
70
100
74
48
22
40
58
76
84
92
98
68
62
56
53
49
43
30
15
0

ISS Passover

Visibility (miles)

9
9
7
4
7
9
9
9
9
9
9
9
9
9
9
9
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
0
0
0
0
0

Precipitation Type

None
None
Light Rain
Light Rain
Very Light Rain
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
45
65
67
48
38
47
48
56
45
37
15
20
12
7
9
10
4
8
9
7
10
9
6

Precipitation Amount (mm)

0
0
0.5
0.6
0.2
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
6
5
5
5
5
6
7
7
6
7
6
6
6
6
6
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

3
3
3
3
3
4
4
5
6
6
6
6
5
5
5
4
4
3
3
3
2
2
2
1

Feels Like (°C)

0
0
-1
-0
1
2
2
3
3
3
3
3
2
2
2
1
2
1
2
1
1
1
-1
-0

Dew Point (°C)

1
1
0
1
2
3
3
3
3
3
3
2
2
2
0
0
0
1
1
1
0
0
0
-0

Relative Humidity (%)

88
85
82
88
94
94
93
89
83
81
79
76
76
79
73
73
77
83
86
88
88
89
89
89

Pressure (mb)

997
998
998
998
998
999
999
1000
1000
1000
1000
1000
1001
1001
1001
1001
1002
1002
1002
1003
1003
1003
1003
1003

Ozone (du)

373
373
373
374
377
379
380
382
384
385
388
390
391
394
395
397
401
405
408
412
415
419
424
429

Sunday 25

Waxing Crescent 45%

10:39

01:46

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:26, Set: 17:15, Transit: 12:51. Moon - Rise: 10:39, Set: 01:46. Civil Dark: 17:52 - 07:49. Nautical Dark: 18:33 - 07:08. Astro Dark: 19:13 - 06:29

Total Clouds (% Sky Obscured)

58
62
66
74
74
73
81
88
94
90
85
79
80
83
86
92
96
99
95
91
87
89
93
98

Low Clouds (% Sky Obscured)

29
29
37
42
48
54
59
45
32
18
14
15
22
30
42
47
61
73
66
55
31
29
26
33

Medium Clouds (% Sky Obscured)

4
4
3
3
3
4
18
28
38
39
40
41
38
35
32
39
46
48
38
28
19
33
47
56

High Clouds (% Sky Obscured)

2
9
10
9
8
7
18
21
28
37
27
13
9
5
4
9
16
21
22
21
19
46
72
98

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 (%)

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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
5
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
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)

7
6
6
5
6
7
8
8
8
8
7
7
7
7
7
7
7
7
7
6
6
6
7
7

Chance of Frost

Temperature (°C)

1
1
1
0
1
1
2
3
4
4
4
4
4
3
2
2
2
2
1
1
1
0
0
0

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-1
-1
-1
-1
-1
-1
0
-0
-0
-1
-0
-1
-1
-1
-1
-0
0
0
-0
-1
-1
-1

Relative Humidity (%)

89
89
89
89
88
88
86
80
77
73
75
75
76
79
82
84
86
88
91
93
93
94
92
92

Pressure (mb)

1003
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1004

Ozone (du)

434
434
435
435
435
436
436
438
440
443
442
442
441
439
438
436
435
434
433
432
431
431
429
428

Monday 26

First Quarter 56%

10:56

03:15

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 08:25, Set: 17:17, Transit: 12:51. Moon - Rise: 10:56, Set: 03:15. Civil Dark: 17:54 - 07:48. Nautical Dark: 18:35 - 07:07. Astro Dark: 19:14 - 06:28

Total Clouds (% Sky Obscured)

97
95
94
96
98
100
100
99
99
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

43
49
59
66
66
69
74
75
76
70
68
66
75
83
86
87
88
88
80
72
70

Medium Clouds (% Sky Obscured)

57
57
62
74
87
100
94
88
83
88
90
93
95
97
99
99
99
100
97
95
93

High Clouds (% Sky Obscured)

82
64
47
66
84
100
95
91
86
84
76
80
70
70
65
52
48
45
64
79
100

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

Fog (%)

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
None
None
None
None
None
None

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

7
7
7
7
7
7
7
7
8
8
8
8
8
8
8
8
9
9
9
8
8

Chance of Frost

Temperature (°C)

-0
-0
-1
-1
-0
0
0
1
2
2
2
2
2
2
1
1
1
0
-0
-1
-1

Feels Like (°C)

-3
-4
-4
-4
-5
-5
-5
-5
-5
-5
-2
-2
-3
-3
-3
-3
-5
-5
-5
-5
-5

Dew Point (°C)

-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-4
-4
-4

Relative Humidity (%)

94
92
92
92
89
87
88
81
78
74
74
74
74
76
77
78
78
78
78
78
80

Pressure (mb)

1004
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005

Ozone (du)

427
427
426
426
425
424
424
420
416
412
409
406
403
402
402
402
399
397
395
396
397

Forecast for 's-Hertogenbosch, Gemeente 's-Hertogenbosch, Netherlands (51.70,5.30)

Generated: 20/01/26 04:41:06. Forecast: 20/01/26 to 26/01/26. Timezone: UTC+1.00