Clear Outside v1.0 - International Weather Forecasts For Astronomers

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
98
99
100
100
100
100
100
100
100
94
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

78
86
92
100
100
100
92
100
94
77
79
88
89
94
81
48
56
56
48
0
0
0
6
0

Medium Clouds (% Sky Obscured)

98
98
99
100
100
100
100
94
100
100
46
89
65
37
100
100
100
99
100
100
100
100
100
100

High Clouds (% Sky Obscured)

13
15
24
52
100
100
100
100
100
98
16
98
100
100
100
100
100
100
100
99
100
100
100
100

ISS Passover

Visibility (miles)

5
2
3
5
3
1
1
2
4
3
7
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

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 (%)

75
95
95
95
95
95
95
95
95
95
84
54
37
15
9
13
10
40
40
7
3
0
0
0

Precipitation Amount (mm)

0.7
1.1
0.9
0.9
1.3
1.6
1.7
1.4
1.5
1.1
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
3
3
3
1
3
3
5
6
7
8
5
3
1
2
3
3
6
10
8
5
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
98
98
98
100
98
96
94
91
90
90
85
82
79
82
86
93
93
88
83
86
85

Pressure (mb)

1002
1002
1001
1001
1001
1000
1000
1000
1000
1001
1002
1003
1004
1005
1005
1006
1006
1007
1008
1008
1009
1009
1010
1010

Ozone (du)

319
325
326
322
334
331
338
341
349
353
355
359
360
359
363
362
367
371
371
366
371
382
376
374

Sunday 26

Waning Crescent 11%

06:50

13:24

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: 08:27, 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)

99
91
93
69
71
79
90
90
90
68
58
91
100
97
100
100
100
91
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

22
42
60
68
69
79
90
90
90
68
58
88
69
61
46
39
40
31
15
22
24
70
60
98

Medium Clouds (% Sky Obscured)

79
84
40
45
15
0
0
0
0
0
0
46
60
50
55
95
100
88
98
85
100
75
81
93

High Clouds (% Sky Obscured)

98
43
80
20
15
5
0
0
0
0
0
90
100
97
100
100
100
34
90
84
95
95
95
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
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
Very Light Rain
Light Rain
None
None
None
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
60
82
35
17
11
74

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
4
4
5
5
5
6
6
7
10
11
11
12
11
13
14
15
15
17
18
16
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
81
80
81
83
83
83
83
80
73
64
60
55
56
58
65
67
72
83
85
85
82

Pressure (mb)

1010
1011
1011
1011
1012
1012
1012
1011
1011
1011
1010
1010
1009
1008
1006
1006
1004
1003
1001
1000
999
998
996
995

Ozone (du)

375
380
386
388
399
402
406
412
401
393
390
383
381
377
375
370
369
362
373
384
365
359
348
342

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 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
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
96
99
100
85
92
75
67
75
82
86
100
100
100
66
42
91
89
93
80
98
94
86

Low Clouds (% Sky Obscured)

92
86
90
83
88
76
80
75
59
64
70
68
56
62
62
62
42
45
54
53
52
51
57
62

Medium Clouds (% Sky Obscured)

97
100
91
97
100
42
78
0
9
52
54
76
55
100
100
55
0
48
71
83
47
43
40
16

High Clouds (% Sky Obscured)

100
5
5
2
0
0
0
0
0
0
0
0
7
100
100
20
3
85
50
37
24
12
10
8

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

74
95
95
95
73
12
32
42
18
24
39
61
48
47
14
4
0
1
0
0
0
12
22
4

Precipitation Amount (mm)

0.3
1.3
0.8
0.6
0.3
0
0
0.3
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
19
21
22
23
23
17
14
11
12
12
16
21
21
18
17
16
14
13
14
15
15
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
87
85
84
82
80
81
87
84
82
82
67
61
58
61
62
62
67
70
70
74
74
74

Pressure (mb)

993
991
990
989
988
988
989
990
990
990
990
990
990
990
991
992
992
992
993
993
993
993
993
993

Ozone (du)

333
329
324
327
330
336
343
354
365
364
367
372
379
373
372
375
378
380
385
385
384
386
388
392

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 OK
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)

58
71
62
53
48
43
42
42
39
44
62
80
97
98
99
100
100
99
97
94
88
82
86
89

Low Clouds (% Sky Obscured)

58
63
58
53
48
43
39
39
39
39
50
62
73
80
86
93
89
85
81
75
68
62
70
78

Medium Clouds (% Sky Obscured)

4
5
62
3
32
43
42
4
18
3
13
29
36
43
51
100
59
60
59
63
75
65
77
81

High Clouds (% Sky Obscured)

6
16
6
0
15
2
0
0
0
0
0
0
0
0
0
0
0
0
0
6
13
19
19
20

ISS Passover

Visibility (miles)

9
9
9
9
9
7
7
9
9
9
9
9
9
9
9
5
9
9
9
9
8
9
9
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
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
None
Very Light Rain
None
Light Rain
Light Rain

Precipitation Probability (%)

0
3
2
1
31
58
57
11
1
0
4
3
2
9
60
64
47
59
58
54
66
59
85
73

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
74
69
66
71
67
82
85
74
74
76
81
81
81
79
82
85
79
79
84
84
85
87
88

Pressure (mb)

993
993
992
992
992
992
993
993
993
993
993
993
993
993
993
993
993
993
994
994
995
996
996
997

Ozone (du)

396
394
391
390
389
393
391
395
399
395
396
397
398
404
411
415
421
425
425
421
418
418
418
417

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)

93
94
96
97
98
99
100
84
68
52
62
71
81
73
64
51
46
32
23
25
27
29
53
70

Low Clouds (% Sky Obscured)

86
88
91
93
95
98
100
83
66
46
53
64
70
65
58
48
40
32
23
25
27
29
48
67

Medium Clouds (% Sky Obscured)

86
85
26
26
20
22
21
21
12
2
1
24
40
40
40
40
40
32
23
25
27
29
53
31

High Clouds (% Sky Obscured)

20
14
7
0
0
0
0
1
11
4
11
6
5
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

6
6
6
9
9
9
9
9
9
9
9
9
9
9
8
6
5
4
4
4
6
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

72
63
46
27
19
27
7
8
20
16
2
0
2
26
36
45
44
43
44
48
45
39
31
27

Precipitation Amount (mm)

0.5
0.3
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)

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

Chance of Frost

Temperature (°C)

7
7
7
7
7
7
6
6
7
7
6
7
7
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

2
2
2
2
2
2
1
2
1
2
1
2
1
2
2
2
2
1
1
1
1
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

87
85
87
79
78
79
79
79
71
76
81
78
75
73
77
81
85
85
85
87
82
79
77
77

Pressure (mb)

998
999
999
1000
1001
1001
1002
1003
1004
1005
1005
1006
1006
1006
1006
1006
1006
1007
1007
1007
1008
1009
1010
1010

Ozone (du)

415
411
411
413
411
409
404
391
385
380
373
359
357
351
352
354
355
356
356
357
358
360
362
366

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 Bad
22 Bad
23 Bad

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)

88
92
96
99
99
100
100
100
100
100
99
99
98
89
79
70
64
56
55
63
71
80
79
78

Low Clouds (% Sky Obscured)

86
90
94
97
98
97
98
98
99
100
96
93
92
84
77
70
61
55
55
62
68
74
73
71

Medium Clouds (% Sky Obscured)

0
18
37
55
70
85
100
74
47
26
41
43
41
26
13
2
12
21
30
43
52
52
53
54

High Clouds (% Sky Obscured)

0
33
67
92
95
90
100
78
56
38
30
21
15
20
20
18
16
13
9
9
8
9
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
23
23
12
24
26
24
22
21
23
32
43
52
57
53
41
34
24
23
27
29
32
33
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
8
8
7
8
8
7
7
7
7
6
7
10
13
12
10
8
8
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
75
75
75
76
80
82
80
79
78
79
79
79
76
75
74
78
82
85
85
86
86
86

Pressure (mb)

1011
1012
1012
1013
1013
1014
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1021
1022
1022
1023
1024
1025
1026

Ozone (du)

370
375
374
374
374
373
372
372
373
374
375
374
373
372
374
375
377
364
352
339
339
339
338
341

Friday 31

Waxing Crescent 6%

09:30

20:10

Sun - Rise: 08:20, Set: 17:32, Transit: 12:56. Moon - Rise: 09:30, Set: 20:10. Civil Dark: 18:08 - 07:44. Nautical Dark: 18:48 - 07:04. Astro Dark: 19:26 - 06:25

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

Generated: 25/01/25 00:18:13. Forecast: 25/01/25 to 31/01/25. Timezone: UTC+1.00