Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 24

Waning Crescent 28%

04:30

12:03

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:29, Set: 17:20, Transit: 12:54. Moon - Rise: 04:30, Set: 12:03. Civil Dark: 17:56 - 07:53. Nautical Dark: 18:37 - 07:12. Astro Dark: 19:16 - 06:33

Total Clouds (% Sky Obscured)

78
51
58
58
87
91
91
87
87
96
79
96
96
96
96
96
96
96
96
95
96
96
98
100

Low Clouds (% Sky Obscured)

60
67
75
68
84
71
88
54
47
80
83
87
89
92
91
88
81
100
100
79
76
74
91
100

Medium Clouds (% Sky Obscured)

3
92
83
86
99
92
99
100
99
98
100
97
98
100
100
100
100
100
100
95
96
96
98
85

High Clouds (% Sky Obscured)

22
20
44
15
100
32
100
100
100
100
100
100
100
100
100
100
100
100
100
95
89
83
7
13

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
5
8
9
6

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
57
73
92
72
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.5
0.8
0.5
0.5
0.6
0.6
0.7
0.5
0.8
0.4
0.2
0.4
0.8
0.3
0.7

Wind Speed/Direction (mph)

13
13
11
13
11
11
13
16
18
18
16
18
19
19
19
17
16
14
11
15
11
9
7
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
95
92
88
86
89
82
80
76
74
78
78
79
82
86
86
87
88
91
87
91
95
93
94

Pressure (mb)

1006
1007
1007
1007
1006
1006
1004
1004
1002
1002
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1003
1003
1003
1003

Ozone (du)

354
352
349
355
356
348
342
336
337
339
335
330
332
336
333
326
320
318
318
315
315
316
319
323

Saturday 25

Waning Crescent 19%

05:44

12:36

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:28, Set: 17:21, Transit: 12:55. Moon - Rise: 05:44, Set: 12:36. Civil Dark: 17:58 - 07:51. Nautical Dark: 18:38 - 07:11. Astro Dark: 19:18 - 06:32

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
83
100
100

Low Clouds (% Sky Obscured)

92
93
98
99
96
100
94
96
98
100
86
82
84
96
100
95
97
92
100
95
78
49
42
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
67
36
35
15
18
45
100
100
100
100
100
89
75
100
100

High Clouds (% Sky Obscured)

100
35
100
47
85
100
100
100
100
84
15
100
100
100
91
100
100
100
100
75
20
58
60
100

ISS Passover

Visibility (miles)

9
6
2
1
7
4
4
3
4
3
1
9
9
9
9
9
9
9
9
9
6
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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
31
7
2
10
24
22
24
20
36
43
6
12
2

Precipitation Amount (mm)

0.9
1.1
1.3
1.2
0.8
1.3
1.5
1.1
0.8
0.9
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
6
7
6
4
5
5
4
4
4
5
5
4
5
5
5
4
4
3
3
3
3
2
1

Relative Humidity (%)

94
94
98
98
85
91
90
88
90
88
94
91
87
84
78
77
79
81
82
85
89
91
88
85

Pressure (mb)

1002
1002
1001
1001
1000
1000
999
999
999
1000
1000
1002
1003
1004
1004
1004
1005
1006
1006
1007
1008
1009
1009
1009

Ozone (du)

322
328
328
325
333
337
341
339
345
347
349
354
355
358
360
361
367
366
369
376
372
372
383
390

Sunday 26

Waning Crescent 11%

06:50

13:24

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

Sun - Rise: 08:27, Set: 17:23, Transit: 12:55. Moon - Rise: 06:50, Set: 13:24. Civil Dark: 18:00 - 07:50. Nautical Dark: 18:40 - 07:10. Astro Dark: 19:19 - 06:31

Total Clouds (% Sky Obscured)

38
55
56
67
98
100
86
69
23
0
0
9
93
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

22
50
51
64
97
100
84
65
21
0
0
0
0
18
44
47
24
0
26
98
57
52
35
25

Medium Clouds (% Sky Obscured)

38
36
44
50
50
50
40
50
20
0
0
0
39
60
70
75
81
100
100
100
99
75
99
100

High Clouds (% Sky Obscured)

27
15
10
10
10
10
15
0
0
0
0
8
85
99
100
100
100
100
100
3
26
72
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
6
8
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
Light Rain
None
None
None
None

Precipitation Probability (%)

2
1
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
1
42
93
49
9
6
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0
0
0
0

Wind Speed/Direction (mph)

4
5
5
4
4
5
5
6
5
6
7
9
11
12
12
12
13
14
15
17
17
17
17
18

Chance of Frost

Temperature (°C)

3
3
2
2
2
1
1
1
1
1
1
2
4
4
5
5
6
5
6
6
6
7
7
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
83
85
81
78
80
81
83
83
78
72
64
55
53
56
58
61
66
66
88
85
82
82

Pressure (mb)

1010
1010
1011
1011
1012
1012
1011
1011
1011
1010
1010
1009
1009
1008
1006
1005
1004
1002
1001
1000
999
997
996
995

Ozone (du)

385
384
384
389
397
401
401
406
403
396
397
388
384
381
370
371
379
395
398
400
381
373
361
345

Monday 27

Waning Crescent 6%

07:45

14:29

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
19 Bad
20 OK
21 OK
22 Bad
23 Bad

Sun - Rise: 08:25, Set: 17:25, Transit: 12:55. Moon - Rise: 07:45, Set: 14:29. Civil Dark: 18:01 - 07:49. Nautical Dark: 18:42 - 07:09. Astro Dark: 19:20 - 06:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
88
100
69
85
59
63
94
99
100
100
84
68
52
42
34
35
54
73

Low Clouds (% Sky Obscured)

23
50
74
85
88
69
78
65
63
73
57
59
64
66
68
71
52
33
14
21
28
35
40
44

Medium Clouds (% Sky Obscured)

100
90
75
70
100
100
67
100
54
76
55
55
61
97
100
66
84
68
52
35
0
0
10
13

High Clouds (% Sky Obscured)

100
95
95
90
64
0
15
4
0
0
0
0
85
85
85
100
78
41
34
12
6
0
19
43

ISS Passover

Visibility (miles)

9
2
9
9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
9
7
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

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

Precipitation Probability (%)

95
95
63
51
82
63
55
63
54
54
33
19
5
23
28
36
32
21
59
22
0
0
0
0

Precipitation Amount (mm)

1.2
0.7
0.2
0
0.4
0.2
0
0
0
0.2
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

16
17
20
21
20
19
15
16
15
14
13
12
14
13
13
13
12
14
13
14
13
12
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
6
5
6
6
6
6
5
6
7
7
7
7
6
5
5
5
5
5
5
1
1
1
2

Relative Humidity (%)

82
88
81
81
82
82
80
77
81
85
84
84
81
74
72
72
74
77
81
85
64
66
70
74

Pressure (mb)

994
991
990
989
988
988
987
988
988
989
989
989
989
990
990
990
990
991
991
992
993
993
993
993

Ozone (du)

330
328
332
331
332
334
342
347
352
350
357
361
355
354
360
359
365
381
387
385
388
389
387
388

Tuesday 28

Waning Crescent 2%

08:25

15:48

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:24, Set: 17:27, Transit: 12:55. Moon - Rise: 08:25, Set: 15:48. Civil Dark: 18:03 - 07:48. Nautical Dark: 18:43 - 07:08. Astro Dark: 19:22 - 06:29

Total Clouds (% Sky Obscured)

88
81
77
72
66
68
71
68
64
61
64
69
71
82
90
100
99
89
97
87
77
68
77
88

Low Clouds (% Sky Obscured)

49
51
53
55
56
56
57
57
57
57
60
63
66
78
89
100
92
84
76
70
65
59
66
74

Medium Clouds (% Sky Obscured)

20
17
65
72
14
11
51
57
49
2
0
14
44
39
55
40
37
41
42
84
73
68
10
26

High Clouds (% Sky Obscured)

67
45
22
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
2
9
9
9
5
4
9
9
9
9
9
9
9
9
9
9
5
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
Very Light Rain
Light Rain
None
None
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
4
61
68
13
5
51
87
36
1
5
13
27
14
27
32
29
42
68
81
63
46
44
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
14
15
17
15
16
17
18
20
19
19
19
20
20
17
16
15
15
14
13
12
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
78
79
85
76
79
79
81
90
84
82
82
82
87
81
73
72
74
78
81
85
87
88
90

Pressure (mb)

993
993
992
992
992
992
991
991
991
991
991
991
991
992
992
992
992
992
993
993
994
994
995
996

Ozone (du)

395
402
398
401
405
410
403
403
401
403
407
404
406
407
408
413
421
424
422
419
418
419
421
422

Wednesday 29

New Moon 0%

08:53

17:14

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:22, Set: 17:28, Transit: 12:55. Moon - Rise: 08:53, Set: 17:14. Civil Dark: 18:05 - 07:46. Nautical Dark: 18:45 - 07:06. Astro Dark: 19:23 - 06:28

Total Clouds (% Sky Obscured)

100
100
100
97
99
98
96
95
95
93
85
77
72
76
80
82
86
93
100
94
83
80
73
75

Low Clouds (% Sky Obscured)

81
84
85
85
88
90
91
92
95
93
85
69
54
55
56
59
68
77
87
78
67
53
47
53

Medium Clouds (% Sky Obscured)

31
45
50
55
54
57
55
16
11
15
36
63
72
76
80
82
86
93
100
68
37
10
35
58

High Clouds (% Sky Obscured)

0
33
60
90
60
32
0
0
0
0
4
7
10
14
21
28
50
73
96
69
43
16
16
18

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

Precipitation Probability (%)

36
35
32
52
53
63
72
24
26
23
27
24
7
43
64
86
76
59
33
37
37
33
29
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
11
12
11
11
11
10
8
11
11
11
12
14
16
16
16
17
12
11
11
11
11
12
11

Chance of Frost

Temperature (°C)

7
7
7
7
6
7
6
6
6
6
6
6
7
8
8
8
8
8
7
7
7
6
6
6

Feels Like (°C)

2
2
1
2
2
1
2
2
2
1
1
1
2
1
3
3
2
2
2
2
1
2
2
2

Dew Point (°C)

5
5
4
4
4
4
4
3
3
3
3
3
3
4
4
5
5
5
4
4
3
3
3
3

Relative Humidity (%)

88
88
85
85
87
82
84
81
82
82
83
81
77
74
77
81
82
81
78
77
78
81
80
82

Pressure (mb)

996
997
998
998
999
999
1000
1001
1004
1005
1005
1005
1005
1004
1004
1003
1002
1002
1002
1002
1003
1003
1004
1004

Ozone (du)

419
416
413
408
410
405
394
387
385
382
380
372
365
358
357
355
353
355
357
360
362
365
367
373

Thursday 30

Waxing Crescent 1%

09:14

18:43

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
19 Bad
20 Bad
21 OK
22 OK
23 OK

Sun - Rise: 08:21, Set: 17:30, Transit: 12:56. Moon - Rise: 09:14, Set: 18:43. Civil Dark: 18:06 - 07:45. Nautical Dark: 18:46 - 07:05. Astro Dark: 19:25 - 06:26

Total Clouds (% Sky Obscured)

79
80
76
75
77
76
75
79
84
89
84
80
75
83
90
97
92
88
84
63
48
30
31
32

Low Clouds (% Sky Obscured)

62
66
70
69
73
72
74
72
72
73
72
73
74
82
88
94
90
87
80
58
33
10
12
13

Medium Clouds (% Sky Obscured)

75
77
76
75
57
30
2
13
27
45
51
54
58
46
33
25
36
45
55
40
25
10
7
4

High Clouds (% Sky Obscured)

20
18
7
8
6
5
8
9
16
16
23
23
20
15
5
7
14
19
29
24
15
7
5
4

ISS Passover

Visibility (miles)

9
9
9
9
9
8
6
5
5
6
6
7
8
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 (%)

25
34
33
23
13
7
16
20
22
35
39
33
29
27
17
6
14
13
10
9
9
2
3
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
2
2
2
2
2
2
3
3
4
4
4
4
3
3
3
3
3
3
3
3
3

Relative Humidity (%)

82
82
83
82
83
83
82
82
85
88
89
88
86
84
81
78
75
78
81
83
85
86
88
88

Pressure (mb)

1005
1006
1006
1007
1007
1008
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1013
1014
1015
1015
1016
1017
1018
1019

Ozone (du)

378
384
381
378
376
380
385
389
386
383
381
383
386
388
384
379
374
368
362
355
357
358
360
357

Forecast for Kerkhoek, East Flanders, Kingdom of Belgium (51.17,4.31)

Generated: 24/01/25 19:30:04. Forecast: 24/01/25 to 30/01/25. Timezone: UTC+1.00