Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Crescent 23%

10:15

21:39

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:33, Set: 17:08, Transit: 12:51. Moon - Rise: 10:15, Set: 21:39. Civil Dark: 17:46 - 07:55. Nautical Dark: 18:28 - 07:13. Astro Dark: 19:09 - 06:32

Total Clouds (% Sky Obscured)

95
100
100
99
100
100
100
100
100
90
75
77
77
73
85
100
95
87
89
74
68
99
79
98

Low Clouds (% Sky Obscured)

0
8
72
62
68
77
76
59
51
81
67
77
77
71
79
80
80
78
57
40
44
52
73
93

Medium Clouds (% Sky Obscured)

95
100
98
99
100
100
100
100
100
75
64
60
30
0
3
26
20
5
8
4
15
79
69
72

High Clouds (% Sky Obscured)

10
14
55
51
10
64
100
46
95
15
13
2
0
0
0
85
1
52
74
51
48
89
12
66

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
18
24
13
10
13
1
1
1
4
0
3
0
2
7
1
0
0
0
1
8
5

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)

15
15
14
13
13
12
12
11
11
10
10
10
10
9
10
11
11
11
11
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
63
65
66
69
71
76
83
86
88
88
88
88
93
89
89
89
89
86
82
78
76
76
78

Pressure (mb)

995
995
995
995
995
995
995
994
994
994
994
994
994
994
994
995
995
995
995
995
995
995
995
995

Ozone (du)

353
357
358
358
360
365
371
378
383
388
393
392
389
391
391
391
389
388
385
383
381
378
378
377

Friday 23

Waxing Crescent 22%

10:26

23:00

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:31, Set: 17:10, Transit: 12:51. Moon - Rise: 10:26, Set: 23:00. Civil Dark: 17:48 - 07:53. Nautical Dark: 18:30 - 07:12. Astro Dark: 19:10 - 06:31

Total Clouds (% Sky Obscured)

88
95
100
100
100
100
99
100
98
98
100
100
100
100
100
100
100
94
95
96
100
100
100
94

Low Clouds (% Sky Obscured)

79
77
54
48
36
39
45
46
73
93
88
68
54
50
49
48
61
68
60
44
38
34
49
58

Medium Clouds (% Sky Obscured)

77
91
100
100
100
97
58
64
95
97
100
100
100
100
100
100
100
86
85
89
100
100
100
90

High Clouds (% Sky Obscured)

12
16
65
100
100
100
94
84
21
56
100
100
78
6
5
70
54
1
44
48
100
100
99
25

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 (%)

4
5
0
1
5
0
0
1
3
2
3
8
15
12
8
11
3
1
1
2
1
1
1
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)

13
13
14
13
12
12
11
11
11
11
11
10
10
9
9
9
9
9
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
77
74
76
76
74
76
74
74
74
74
75
75
80
81
81
81
81
80
77
77
79
82
85

Pressure (mb)

995
995
996
996
996
997
997
997
998
998
998
998
999
999
999
999
1000
1001
1001
1001
1001
1001
1001
1001

Ozone (du)

377
374
372
375
374
373
372
370
370
370
370
369
368
368
368
369
371
373
374
374
375
376
377
380

Saturday 24

Waxing Crescent 33%

10:38

00:23

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:30, Set: 17:11, Transit: 12:52. Moon - Rise: 10:38, Set: 00:23. Civil Dark: 17:49 - 07:52. Nautical Dark: 18:31 - 07:10. Astro Dark: 19:12 - 06:30

Total Clouds (% Sky Obscured)

77
91
99
100
100
100
100
93
97
100
99
96
100
100
100
100
100
100
100
100
98
96
93
96

Low Clouds (% Sky Obscured)

68
83
83
84
83
78
85
93
97
97
89
86
86
86
86
86
86
86
81
81
81
81
76
83

Medium Clouds (% Sky Obscured)

59
60
65
60
80
87
84
16
25
25
60
44
85
55
55
60
65
65
99
81
77
73
62
72

High Clouds (% Sky Obscured)

0
0
0
54
95
98
100
5
5
10
54
7
24
40
60
74
65
70
98
65
71
76
77
82

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
84
99
100
100
100
76
23
4
4
4
4
4
4
4
4
4
4

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
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
0
0
0

Wind Speed/Direction (mph)

9
10
10
10
9
9
8
7
7
7
8
7
7
8
8
9
10
10
10
11
11
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
91
89
86
86
88
86
88
91
92
92
91
89
89
89
86
81
78
76
76
77
79

Pressure (mb)

1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1001
1000
1000
1000

Ozone (du)

382
383
384
387
389
392
396
399
402
406
412
415
415
413
411
412
411
411
413
417
419
418
419
419

Sunday 25

Waxing Crescent 45%

10:53

01:50

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:29, Set: 17:13, Transit: 12:52. Moon - Rise: 10:53, Set: 01:50. Civil Dark: 17:51 - 07:51. Nautical Dark: 18:33 - 07:09. Astro Dark: 19:13 - 06:29

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
100
99
99
99
100
100
96
92
88
91
93
95
97
99
100
95

Low Clouds (% Sky Obscured)

82
89
84
75
59
62
64
77
80
81
84
88
92
95
85
76
65
73
82
90
94
97
100
93

Medium Clouds (% Sky Obscured)

86
100
100
100
100
100
100
100
99
99
98
96
91
88
86
82
80
68
44
8
6
3
2
0

High Clouds (% Sky Obscured)

85
91
93
96
100
100
100
100
73
43
10
37
68
100
67
33
0
0
1
2
0
0
1
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
9
9
9
9

Fog (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

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
3
6
13
3
2
2
5
14
7

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)

13
13
13
12
12
12
12
13
12
12
12
11
11
11
11
10
9
8
8
8
8
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
81
81
83
83
83
83
83
86
86
86
86
86
84
83
78
78
80
80
78
78
80
81

Pressure (mb)

1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1001
1002
1002
1002
1003
1003
1003
1003
1003

Ozone (du)

419
420
419
420
420
419
419
418
421
423
421
420
418
419
423
423
424
422
420
418
415
413
409
406

Monday 26

First Quarter 56%

11:15

03:20

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:27, Set: 17:15, Transit: 12:52. Moon - Rise: 11:15, Set: 03:20. Civil Dark: 17:53 - 07:50. Nautical Dark: 18:34 - 07:08. Astro Dark: 19:15 - 06:28

Total Clouds (% Sky Obscured)

90
86
85
85
83
75
65
59
64
68
56
83
87
92
95
97
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

87
80
80
79
78
68
57
46
42
52
56
67
73
71
80
77
75
63
63
54
58
57
62
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
15
25
25
25
2
2
2
2
27
47
68
79
89
100
100
100
100
89

High Clouds (% Sky Obscured)

2
3
2
1
0
0
0
0
0
0
0
21
43
64
43
75
99
99
100
100
100
100
100
90

ISS Passover

Visibility (miles)

8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9

Fog (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

Precipitation Type

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

Precipitation Probability (%)

15
4
2
1
2
0
0
0
0
0
0
0
0
0
2
1
0
28
49
72
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8
0.9
0.7

Wind Speed/Direction (mph)

5
4
4
4
4
5
4
5
6
6
8
7
8
9
11
14
15
16
17
17
18
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
86
86
86
86
86
86
86
88
89
89
91
88
86
84
84
83
83
84
85
86
88
91
93

Pressure (mb)

1003
1004
1004
1004
1004
1004
1004
1003
1003
1003
1002
1002
1002
1001
1000
997
996
995
993
992
991
989
988
987

Ozone (du)

403
401
401
402
413
425
452
454
446
432
419
395
386
380
374
371
368
365
365
365
365
366
366
366

Tuesday 27

Waxing Gibbous 68%

11:48

04:51

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:26, Set: 17:17, Transit: 12:52. Moon - Rise: 11:48, Set: 04:51. Civil Dark: 17:54 - 07:48. Nautical Dark: 18:36 - 07:07. Astro Dark: 19:16 - 06:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
93
86
79
67
59
48
60
72
85
90
95
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

79
88
84
79
74
71
67
65
51
37
23
31
39
48
47
46
46
61
77
91
89
89
91
90

Medium Clouds (% Sky Obscured)

78
65
60
56
53
65
73
79
59
42
24
32
44
51
59
67
78
80
85
86
90
93
96
85

High Clouds (% Sky Obscured)

82
74
84
92
100
87
63
40
34
21
9
34
62
85
90
95
99
98
96
95
65
36
3
4

ISS Passover

Visibility (miles)

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

Fog (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

Precipitation Type

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

Precipitation Probability (%)

80
57
63
69
76
65
47
10
8
5
0
3
4
0
17
21
18
42
56
65
77
88
95
90

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
15
13
12
12
11
11
11
11
11
11
12
12
13
13
14
15
16
15
16
16
15
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
96
96
98
96
94
93
89
86
85
83
80
80
79
80
79
80
82
82
79
75
72

Pressure (mb)

986
986
986
985
985
985
985
985
984
984
984
984
983
983
983
983
983
983
983
983
983
982
982
982

Ozone (du)

372
378
384
390
396
402
404
405
406
407
409
410
413
417
420
428
435
442
448
453
458
461
464
466

Wednesday 28

Waxing Gibbous 79%

12:38

06:13

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

Sun - Rise: 08:24, Set: 17:19, Transit: 12:52. Moon - Rise: 12:38, Set: 06:13. Civil Dark: 17:56 - 07:47. Nautical Dark: 18:38 - 07:06. Astro Dark: 19:18 - 06:26

Total Clouds (% Sky Obscured)

97
96
93
89
85
88
91
94
96
98
99
89
81
74
81
86
89
92
95
98

Low Clouds (% Sky Obscured)

91
91
91
89
85
87
87
88
91
94
98
89
81
74
81
86
88
91
93
96

Medium Clouds (% Sky Obscured)

74
62
52
41
34
29
24
19
21
27
36
39
43
46
37
28
19
23
28
34

High Clouds (% Sky Obscured)

0
0
0
0
1
2
5
7
5
4
1
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4

Precipitation Type

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

Precipitation Probability (%)

80
67
61
56
48
42
37
35
31
26
19
24
29
33
35
37
38
34
29
18

Precipitation Amount (mm)

0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
9
9
9
11
11
11
12
12
12
13
14
14
14
14
13
13
13
12

Chance of Frost

Temperature (°C)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
5
5
5
5
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
76
79
79
79
81
81
81
81
81
81
82
82
82
85
83
82
82
79
78

Pressure (mb)

982
983
983
983
984
984
985
985
985
986
986
987
987
987
988
988
989
989
990
990

Ozone (du)

467
468
469
471
473
475
474
473
472
476
481
486
487
489
490
480
470
460
463
465

Forecast for Katwoude, Gemeente Waterland, Netherlands (52.47,5.07)

Generated: 22/01/26 17:27:42. Forecast: 22/01/26 to 28/01/26. Timezone: UTC+1.00