Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 3%

07:41

14:41

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
14 Bad
15 Bad

Sun - Rise: 08:39, Set: 16:30, Transit: 12:35. Moon - Rise: 07:41, Set: 14:41. Civil Dark: 17:10 - 07:59. Nautical Dark: 17:53 - 07:16. Astro Dark: 18:34 - 06:36

Total Clouds (% Sky Obscured)

89
100
100
100
100
100
100
97
95
100
93
100
100
100
100
100
100
92
91
90
84
75
87
97

Low Clouds (% Sky Obscured)

67
54
63
51
30
38
40
43
44
50
47
48
38
33
44
41
78
90
86
84
58
47
36
34

Medium Clouds (% Sky Obscured)

2
2
22
73
34
47
79
45
32
52
90
95
86
34
71
53
100
86
90
42
42
39
45
47

High Clouds (% Sky Obscured)

89
100
100
100
100
100
100
89
95
100
15
100
100
100
100
100
43
23
22
20
45
32
26
71

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
6
6
5
10
17
10
9
2
0
0
2

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)

5
6
6
7
9
9
10
11
11
12
12
13
14
16
15
15
15
15
14
14
14
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
90
87
81
82
87
88
90
90
88
84
78
78
78
73
73
72
69
71
74
76
75
72

Pressure (mb)

1018
1018
1018
1018
1018
1017
1018
1017
1017
1017
1017
1016
1015
1014
1014
1015
1015
1015
1015
1015
1014
1013
1012
1012

Ozone (du)

315
313
312
308
307
305
304
304
305
307
305
300
300
300
304
303
305
298
295
292
290
288
290
286

Thursday 18

Waning Crescent 1%

08:45

15:22

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
14 Bad
15 Bad

Sun - Rise: 08:40, Set: 16:31, Transit: 12:36. Moon - Rise: 08:45, Set: 15:22. Civil Dark: 17:11 - 08:00. Nautical Dark: 17:54 - 07:17. Astro Dark: 18:34 - 06:36

Total Clouds (% Sky Obscured)

99
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

7
3
0
5
18
85
69
75
71
75
77
76
77
76
89
92
90
93
85
70
67
80
75
54

Medium Clouds (% Sky Obscured)

51
78
94
98
92
100
100
100
100
100
100
96
98
100
96
97
83
94
99
94
93
100
81
82

High Clouds (% Sky Obscured)

92
100
84
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
64
58
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

4
4
10
18
14
22
37
46
38
33
45
68
75
79
65
67
64
77
76
63
44
27
18
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
17
17
17
17
17
16
16
16
15
14
14
13
12
12
11
10
9
8
8
8
7
7

Chance of Frost

Temperature (°C)

12
12
12
12
12
13
13
13
13
12
12
12
11
11
11
11
11
11
11
11
11
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
66
66
62
60
60
62
64
66
69
71
80
84
87
90
91
91
93
93
93
87
87
84
80

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013
1013
1013
1014
1014
1015
1016
1016
1017
1017
1017
1018
1018

Ozone (du)

284
281
275
272
272
272
275
274
273
270
271
276
283
294
308
309
304
304
306
310
314
317
323
329

Friday 19

Waning Crescent 0%

09:39

No Set

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
14 Bad
15 Bad

Sun - Rise: 08:41, Set: 16:31, Transit: 12:36. Moon - Rise: 09:39, Set: No Set. Civil Dark: 17:11 - 08:01. Nautical Dark: 17:54 - 07:17. Astro Dark: 18:35 - 06:37

Total Clouds (% Sky Obscured)

100
79
100
98
88
76
77
100
100
100
100
100
100
100
100
100
99
96
94
96
96
97
98
99

Low Clouds (% Sky Obscured)

5
5
0
0
4
11
22
22
20
22
23
20
16
15
18
15
37
51
50
51
42
37
35
33

Medium Clouds (% Sky Obscured)

98
79
63
92
59
38
31
59
59
23
22
43
74
97
100
87
97
94
92
95
94
94
97
95

High Clouds (% Sky Obscured)

100
33
100
97
74
8
39
99
100
100
100
100
100
100
100
100
96
80
61
35
59
66
76
86

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
8
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
2
10
100
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
Very Light Rain
None
None
None

Precipitation Probability (%)

4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
9
28
48
47
30
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
9
9
8
7
7
6
6
6
5
5
5
5
5
5
5
5
4
5
6
6
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
78
79
81
84
85
86
88
88
88
90
90
88
88
86
85
85
80
79
82
87
90
91

Pressure (mb)

1019
1019
1019
1020
1020
1020
1021
1021
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1017
1016
1016
1015
1014

Ozone (du)

330
330
335
333
316
303
302
302
297
290
287
283
283
282
282
281
281
281
281
280
282
283
281
280

Saturday 20

New Moon 2%

10:20

16:17

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
14 Bad
15 Bad

Sun - Rise: 08:41, Set: 16:32, Transit: 12:37. Moon - Rise: 10:20, Set: 16:17. Civil Dark: 17:12 - 08:01. Nautical Dark: 17:55 - 07:18. Astro Dark: 18:35 - 06:37

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
87
76
64

Low Clouds (% Sky Obscured)

48
63
78
74
70
67
67
67
67
60
54
47
41
35
29
32
34
37
38
38
39
26
13
0

Medium Clouds (% Sky Obscured)

98
99
99
99
99
78
98
37
88
40
31
83
36
74
87
95
96
97
98
99
100
85
70
55

High Clouds (% Sky Obscured)

79
76
75
83
93
100
100
91
88
82
90
100
96
100
100
100
100
100
100
100
100
81
62
46

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

Precipitation Probability (%)

12
14
14
15
14
12
13
12
8
7
4
3
10
32
49
25
5
1
1
2
1
3
2
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
93
93
91
91
91
90
90
88
87
88
85
85
90
90
85
77
69
65
67
67
70

Pressure (mb)

1014
1013
1013
1013
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1011
1011
1011
1011

Ozone (du)

280
277
277
278
280
282
281
279
279
278
278
278
277
278
279
277
279
279
279
281
285
286
288
290

Sunday 21

Waxing Crescent 6%

10:50

17:23

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
14 Bad
15 Bad

Sun - Rise: 08:42, Set: 16:32, Transit: 12:37. Moon - Rise: 10:50, Set: 17:23. Civil Dark: 17:12 - 08:02. Nautical Dark: 17:55 - 07:18. Astro Dark: 18:36 - 06:38

Total Clouds (% Sky Obscured)

60
58
58
58
57
55
62
71
79
87
94
100
98
97
96
99
100
100
100
100
100
95
86
77

Low Clouds (% Sky Obscured)

0
0
1
2
0
0
1
1
1
1
4
6
1
14
2
1
1
0
6
10
14
16
15
13

Medium Clouds (% Sky Obscured)

58
58
58
58
57
55
57
19
22
77
91
99
96
90
76
77
83
91
81
77
70
49
26
2

High Clouds (% Sky Obscured)

39
32
32
21
18
15
25
32
42
62
82
100
91
83
74
95
98
100
100
100
100
95
86
77

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 (%)

1
1
0
0
0
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)

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

Chance of Frost

Temperature (°C)

9
9
8
8
8
8
7
7
7
7
7
6
6
6
6
5
6
6
6
7
7
8
8
8

Feels Like (°C)

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

Dew Point (°C)

4
4
4
3
3
3
3
4
4
4
4
4
4
3
3
3
3
3
3
3
3
4
4
4

Relative Humidity (%)

70
72
71
71
70
73
74
77
79
82
82
82
83
83
82
83
82
82
81
78
75
73
75
77

Pressure (mb)

1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1009
1009
1009
1009
1008
1008
1008
1008

Ozone (du)

292
300
308
313
319
323
321
318
318
316
317
318
319
322
329
332
335
338
340
347
353
360
365
370

Monday 22

Waxing Crescent 12%

11:12

18:37

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
14 Bad
15 Bad

Sun - Rise: 08:42, Set: 16:33, Transit: 12:38. Moon - Rise: 11:12, Set: 18:37. Civil Dark: 17:13 - 08:02. Nautical Dark: 17:56 - 07:19. Astro Dark: 18:36 - 06:38

Total Clouds (% Sky Obscured)

85
92
99
99
99
100
99
99
98
98
99
100
100
100
100
100
100
100
98
95
93
96
98
99

Low Clouds (% Sky Obscured)

15
16
18
20
21
22
22
22
19
13
11
12
21
31
53
70
81
88
89
91
93
95
94
94

Medium Clouds (% Sky Obscured)

2
6
3
5
5
5
5
6
6
17
28
37
38
40
41
51
52
50
50
44
44
39
37
31

High Clouds (% Sky Obscured)

85
88
89
93
97
100
99
99
98
98
99
100
100
100
100
99
99
98
75
53
30
50
71
90

ISS Passover

Visibility (miles)

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

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
2
4
4
15
18
20
19
15
8
10
10
11

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
7
3
3
3
3
2
2
2
2
1
1
1
1
0
1
0
1
2
1
3
3

Dew Point (°C)

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

Relative Humidity (%)

79
82
86
90
90
91
91
91
91
91
91
93
93
91
91
91
91
93
94
94
93
91
91
91

Pressure (mb)

1008
1008
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011

Ozone (du)

375
380
385
389
391
393
394
394
395
395
395
395
395
397
399
401
404
407
409
410
411
412
412
412

Tuesday 23

Waxing Crescent 11%

11:29

19:55

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

Sun - Rise: 08:42, Set: 16:33, Transit: 12:38. Moon - Rise: 11:29, Set: 19:55. Civil Dark: 17:13 - 08:02. Nautical Dark: 17:56 - 07:19. Astro Dark: 18:37 - 06:39

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
99
99
99
99
98
98
98
98
98
99
99
100
100
99
99

Low Clouds (% Sky Obscured)

95
97
99
98
97
97
87
80
71
75
79
83
91
94
98
98
99
99
99
98
98

Medium Clouds (% Sky Obscured)

24
18
6
5
5
4
4
4
4
11
20
28
20
15
10
7
5
2
15
28
41

High Clouds (% Sky Obscured)

80
73
74
77
73
74
81
88
95
89
80
76
62
47
33
50
65
79
60
41
24

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 (%)

10
9
6
11
13
15
14
12
9
12
15
17
15
13
11
11
10
9
7
5
2

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)

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

Chance of Frost

Temperature (°C)

6
6
6
6
6
5
5
5
5
4
4
4
5
5
5
5
5
5
5
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
93
91
91
91
89
89
89
88
86
86
85
85
85
83
83
82
82
79

Pressure (mb)

1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1016
1016
1016
1017

Ozone (du)

412
412
413
413
416
418
420
421
423
424
425
425
426
421
416
411
408
406
403
401
399

Forecast for Knegsel, Gemeente Eersel, Netherlands (51.40,5.34)

Generated: 17/12/25 16:21:56. Forecast: 17/12/25 to 23/12/25. Timezone: UTC+1.00