Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 25

Waxing Crescent 45%

10:54

01:49

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:27, Set: 17:14, Transit: 12:52. Moon - Rise: 10:54, Set: 01:49. Civil Dark: 17:51 - 07:50. Nautical Dark: 18:33 - 07:09. Astro Dark: 19:13 - 06:29

Total Clouds (% Sky Obscured)

96
89
98
99
91
75
94
94
96
82
85
93
95
99
100
100
98
97
93
97
92
94
89
93

Low Clouds (% Sky Obscured)

0
0
0
5
22
48
56
63
70
67
67
65
63
67
86
95
91
85
84
92
82
87
87
91

Medium Clouds (% Sky Obscured)

30
20
62
67
58
23
46
1
8
3
20
38
34
22
23
23
17
32
18
4
14
23
0
0

High Clouds (% Sky Obscured)

0
89
90
49
4
15
16
72
64
15
7
15
37
87
20
21
15
10
6
1
0
0
0
0

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 (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
0
0
0
0
1
1
6
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)

11
10
9
8
6
6
6
6
6
7
5
6
5
5
5
5
6
6
6
5
6
7
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
56
61
69
72
75
80
84
86
91
92
94
94
94
94
92
89
83
84
88
89
89
86
86

Pressure (mb)

998
998
998
998
998
998
999
998
999
999
999
999
1000
1000
1000
1000
1000
1000
1000
1001
1002
1002
1002
1002

Ozone (du)

414
418
422
424
427
427
425
424
425
427
426
427
430
429
428
429
431
434
438
435
438
441
441
439

Monday 26

First Quarter 56%

11:16

03:19

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:26, Set: 17:16, Transit: 12:52. Moon - Rise: 11:16, Set: 03:19. Civil Dark: 17:53 - 07:49. Nautical Dark: 18:34 - 07:07. Astro Dark: 19:14 - 06:28

Total Clouds (% Sky Obscured)

92
95
95
87
100
85
86
66
64
58
72
67
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

87
93
94
84
77
82
85
66
62
48
66
58
62
69
91
85
64
53
55
73
63
59
22
56

Medium Clouds (% Sky Obscured)

0
0
0
0
28
6
0
0
0
0
0
0
27
100
100
100
100
100
99
100
100
96
92
92

High Clouds (% Sky Obscured)

0
3
4
17
100
20
21
16
10
5
0
7
100
100
100
100
100
43
100
100
100
100
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 (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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 (%)

1
2
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
1
7
12
13
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)

7
5
5
4
4
3
2
2
4
3
4
4
5
6
7
8
9
9
10
11
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
86
89
91
93
94
91
88
86
88
88
87
89
91
92
94
92
91
91
89
84
79
77
75

Pressure (mb)

1001
1002
1002
1002
1002
1002
1003
1003
1003
1002
1002
1002
1000
1000
999
998
997
997
996
995
994
993
992
991

Ozone (du)

432
426
423
424
428
430
432
439
447
443
436
420
408
395
385
379
374
370
369
368
367
365
363
364

Tuesday 27

Waxing Gibbous 68%

11:49

04:49

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:25, Set: 17:17, Transit: 12:52. Moon - Rise: 11:49, Set: 04:49. Civil Dark: 17:55 - 07:47. Nautical Dark: 18:36 - 07:06. Astro Dark: 19:16 - 06:26

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)

99
96
100
95
74
65
78
59
51
59
60
44
45
39
44
55
64
71
87
100
96
92
87
89

Medium Clouds (% Sky Obscured)

100
100
100
100
100
96
100
100
100
80
66
51
76
86
77
43
100
100
100
98
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
90
100
100

ISS Passover

Visibility (miles)

9
3
3
3
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
68
35
41
26
4
0
1
1
0
0
0
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.7
1.5
2
1.2
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
14
13
12
11
12
11
10
8
7
7
6
6
6
5
5
4
4
3
4
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
82
91
94
94
94
94
93
91
93
93
93
93
93
94
96
96
96
94
94
93
86
82
78

Pressure (mb)

990
989
989
989
989
989
989
990
991
991
992
992
993
993
994
994
994
995
995
996
996
996
997
997

Ozone (du)

363
363
361
362
363
363
363
362
363
363
365
365
365
368
371
378
379
383
387
398
411
421
425
431

Wednesday 28

Waxing Gibbous 79%

12:40

06:10

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:23, Set: 17:19, Transit: 12:52. Moon - Rise: 12:40, Set: 06:10. Civil Dark: 17:56 - 07:46. Nautical Dark: 18:38 - 07:05. Astro Dark: 19:17 - 06:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
96
87
73
68
68
67
65
62

Low Clouds (% Sky Obscured)

86
78
70
62
59
73
79
85
90
90
90
90
90
95
92
93
90
79
69
62
59
56
55
43

Medium Clouds (% Sky Obscured)

100
64
100
98
73
83
100
100
99
97
95
95
94
94
83
69
59
18
7
0
0
0
0
9

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
94
88
82
78
75
71
47
24
0
5
0
0
0
0
0
0

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 (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
3
3
2
2
2
2
2
2
2
3
2
2
2
3
2
2
2
2
2
2
2
3

Relative Humidity (%)

78
79
83
88
88
89
91
91
93
93
94
96
96
96
96
98
98
98
98
98
91
86
83
81

Pressure (mb)

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

Ozone (du)

434
436
442
450
454
460
464
462
459
460
459
458
456
453
462
466
472
469
469
467
444
390
364
352

Thursday 29

Waxing Gibbous 88%

13:50

07:14

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:22, Set: 17:21, Transit: 12:52. Moon - Rise: 13:50, Set: 07:14. Civil Dark: 17:58 - 07:45. Nautical Dark: 18:39 - 07:04. Astro Dark: 19:19 - 06:24

Total Clouds (% Sky Obscured)

69
68
64
59
52
65
81
97
98
99
100
100
100
100
100
100
100
97
94
91
95
97
100
99

Low Clouds (% Sky Obscured)

14
0
9
20
31
47
63
84
90
95
100
100
100
100
100
100
100
97
94
91
87
83
80
78

Medium Clouds (% Sky Obscured)

20
45
58
51
52
65
79
93
96
98
100
97
91
83
83
86
93
83
69
46
60
73
93
88

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
36
54
36
18
0
33
67
100
96

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
9
8
6
4
6
8
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
1
4
20
45
66
83
95
95
76
70
72
74
52
39
29
22
22
14
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.5
1.1
0.8
0.4
0.4
0.5
0.6
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
10
10
11
12
12
12
12
11
11
11
10
10
9
9
8
8
8
8
7
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
79
81
83
85
82
83
85
85
85
91
94
93
93
94
93
94
94
94
94
93
90
85
84

Pressure (mb)

995
994
994
993
993
992
992
992
991
991
991
990
990
990
990
990
990
990
991
991
991
992
992
992

Ozone (du)

347
348
356
357
359
364
368
373
380
381
384
385
386
387
387
388
388
389
391
394
397
398
399
400

Friday 30

Waxing Gibbous 95%

No Rise

07:58

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:20, Set: 17:23, Transit: 12:52. Moon - Rise: No Rise, Set: 07:58. Civil Dark: 18:00 - 07:43. Nautical Dark: 18:41 - 07:02. Astro Dark: 19:21 - 06:23

Total Clouds (% Sky Obscured)

99
98
98
97
97
95
93
91
93
95
98
98
98
98
97
96
95
96
96
96
92
87
83
76

Low Clouds (% Sky Obscured)

75
74
72
70
68
71
77
76
78
79
81
81
82
80
77
74
72
73
74
75
74
74
74
70

Medium Clouds (% Sky Obscured)

82
74
72
73
72
58
43
29
28
26
27
26
21
25
35
45
54
60
66
74
62
50
39
37

High Clouds (% Sky Obscured)

90
87
91
94
96
75
55
36
25
14
2
14
25
30
21
13
5
5
5
5
5
4
4
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 (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

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

Precipitation Probability (%)

19
23
37
55
76
78
62
42
42
37
22
24
21
16
33
47
60
51
38
18
23
23
11
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
8
8
7
6
6
6
7
8
9
9
10
10
9
9
9
9
10
10
9
9
10
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
85
85
88
90
94
93
91
91
90
91
91
91
91
91
91
90
88
88
88
86
83
81
77

Pressure (mb)

993
993
993
993
993
993
993
994
994
994
994
994
994
994
993
993
993
993
993
994
994
994
995
995

Ozone (du)

401
401
401
403
404
406
406
406
406
406
407
408
407
405
404
406
407
409
413
416
420
421
421
422

Saturday 31

Waxing Gibbous 99%

15:16

08:27

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 08:18, Set: 17:25, Transit: 12:53. Moon - Rise: 15:16, Set: 08:27. Civil Dark: 18:02 - 07:42. Nautical Dark: 18:42 - 07:01. Astro Dark: 19:22 - 06:21

Total Clouds (% Sky Obscured)

70
63
78
88
100
99
99
98
94
90
87
88
87
87
86
85
85

Low Clouds (% Sky Obscured)

69
63
67
68
70
70
68
69
68
70
73
78
82
85
84
84
81

Medium Clouds (% Sky Obscured)

31
26
34
44
65
71
80
85
82
75
71
68
66
63
65
66
67

High Clouds (% Sky Obscured)

6
7
40
70
100
97
94
94
88
87
81
79
76
69
45
25
6

ISS Passover

Visibility (miles)

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

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

Precipitation Type

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

Precipitation Probability (%)

14
4
9
10
11
12
8
4
10
12
5
12
13
10
14
13
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
9
8
8
7
6
6
7
7
7
8
8
8
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
78
77
78
79
82
80
82
82
80
80
80
80
82
82
82
82

Pressure (mb)

995
996
996
997
997
998
999
999
1000
1000
1001
1001
1002
1002
1003
1003
1003

Ozone (du)

422
422
422
423
424
425
426
428
429
429
429
429
429
429
428
428
428

Forecast for Kerkelanden, Gemeente Hilversum, Netherlands (52.22,5.15)

Generated: 25/01/26 14:59:20. Forecast: 25/01/26 to 31/01/26. Timezone: UTC+1.00