Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waxing Gibbous 72%

12:30

04:01

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

Sun - Rise: 08:43, Set: 16:34, Transit: 12:38. Moon - Rise: 12:30, Set: 04:01. Civil Dark: 17:14 - 08:03. Nautical Dark: 17:57 - 07:19. Astro Dark: 18:38 - 06:38

Total Clouds (% Sky Obscured)

98
98
95
96
94
84
100
88
66
87
94
92
40
51
54
47
40
41
41
23
31
27
32
50

Low Clouds (% Sky Obscured)

93
89
92
96
94
78
100
88
66
87
94
92
40
47
38
33
28
29
37
23
31
27
32
50

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

1
0
0
1
9
27
23
13
8
2
1
0
0
0
0
0
0
0
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 (%)

12
1
0
1
2
2
2
2
1
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
10
5
3
16
5
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
73
73
77
82
83
85
91
89
68
61
58
55
62
76
77
77
77
76
77
78
80
77
66

Pressure (mb)

1026
1025
1025
1025
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1027
1027
1027
1027
1028
1028
1028
1029
1030
1030

Ozone (du)

291
290
284
281
277
274
276
277
282
284
284
285
281
282
281
278
277
280
284
291
312
317
317
324

Tuesday 30

Waxing Gibbous 82%

12:49

05:34

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

Sun - Rise: 08:43, Set: 16:35, Transit: 12:39. Moon - Rise: 12:49, Set: 05:34. Civil Dark: 17:15 - 08:03. Nautical Dark: 17:58 - 07:19. Astro Dark: 18:39 - 06:39

Total Clouds (% Sky Obscured)

52
48
43
23
24
37
29
23
61
65
77
69
30
86
96
81
57
59
57
83
69
77
86
48

Low Clouds (% Sky Obscured)

52
48
43
23
24
35
26
22
19
49
69
59
30
65
72
23
33
42
0
66
41
75
82
34

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
22
14
26
23
0
34
39
27
13
23
33
42
40
27
20
22

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
11
1
1
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 (%)

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
1
0
0
0
0
0
1
3
19
18
4
3
3
9
3
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
59
63
71
77
84
84
81
77
74
72
72
71
71
72
72
75
78
83
87
91
92
88
82

Pressure (mb)

1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1029
1029
1029
1028
1028
1027
1027
1027
1027
1026

Ozone (du)

331
332
329
334
340
336
335
339
340
339
341
341
341
339
334
330
328
326
324
324
322
321
322
323

Wednesday 31

Waxing Gibbous 91%

13:17

07:05

12 Bad
13 Bad
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

Sun - Rise: 08:43, Set: 16:36, Transit: 12:39. Moon - Rise: 13:17, Set: 07:05. Civil Dark: 17:16 - 08:03. Nautical Dark: 17:59 - 07:19. Astro Dark: 18:40 - 06:39

Total Clouds (% Sky Obscured)

70
89
85
84
89
100
95
82
76
87
94
79
86
98
77
100
93
79
90
88
87
85
90
95

Low Clouds (% Sky Obscured)

47
79
55
54
48
90
66
68
52
54
63
61
81
98
75
100
91
68
82
77
70
65
71
78

Medium Clouds (% Sky Obscured)

32
48
43
45
47
60
53
37
13
0
0
0
0
0
0
0
0
0
0
7
14
20
30
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
35
63
76
42
14
38
14
41
35
35
40
59
57
47
62
81

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 (%)

3
9
1
6
3
2
3
2
1
0
0
0
1
5
21
5
2
1
0
1
1
0
6
13

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
10
10
10
10
10
11
10
10
11
11
13
13
14
15
15
17
17
17
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
80
80
83
85
85
79
77
79
80
86
89
88
93
88
88
82
73
83
73
74
83
81
79

Pressure (mb)

1025
1025
1024
1024
1023
1023
1022
1022
1021
1021
1020
1019
1018
1017
1016
1015
1014
1013
1012
1010
1010
1009
1008
1007

Ozone (du)

322
318
318
319
319
318
320
315
311
308
308
306
305
304
305
304
299
296
292
294
297
306
311
310

Thursday 1

Waxing Gibbous 97%

13:58

08:22

12 Bad
13 Bad
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

Sun - Rise: 08:43, Set: 16:37, Transit: 12:40. Moon - Rise: 13:58, Set: 08:22. Civil Dark: 17:17 - 08:03. Nautical Dark: 18:00 - 07:19. Astro Dark: 18:41 - 06:39

Total Clouds (% Sky Obscured)

100
95
90
86
89
92
94
96
98
100
92
84
75
69
62
56
69
83
96
93
89
88
84
82

Low Clouds (% Sky Obscured)

84
81
79
75
75
74
55
68
65
60
63
68
75
69
62
56
68
80
92
89
88
88
69
59

Medium Clouds (% Sky Obscured)

50
32
34
69
66
87
27
29
36
43
28
16
0
47
44
5
26
20
25
21
29
35
31
41

High Clouds (% Sky Obscured)

100
87
74
64
59
52
47
13
7
0
0
0
0
0
0
0
0
0
0
0
0
10
15
15

ISS Passover

Visibility (miles)

9
9
7
9
7
0
3
9
9
9
8
9
9
9
9
9
9
9
6
2
1
4
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
None
Snow

Precipitation Probability (%)

22
22
35
44
75
69
45
32
25
32
29
22
23
12
21
12
26
40
41
49
39
35
21
40

Precipitation Amount (mm)

0
0
0
0
0.6
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.1
0.1
0
0.2

Wind Speed/Direction (mph)

19
19
19
18
18
17
16
15
15
16
15
15
15
15
16
16
17
17
16
15
15
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
80
89
94
96
89
80
82
83
80
76
77
77
77
76
72
73
85
86
91
83
86
76

Pressure (mb)

1005
1004
1003
1002
1002
1001
1001
1000
1000
1000
1000
1000
1000
999
1000
1000
1000
1000
1000
1000
1001
1001
1001
1002

Ozone (du)

316
339
378
389
393
400
406
416
409
395
389
382
377
377
377
368
364
363
366
368
369
368
361
360

Friday 2

Waxing Gibbous 100%

15:00

09:19

12 Bad
13 Bad
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

Sun - Rise: 08:42, Set: 16:38, Transit: 12:40. Moon - Rise: 15:00, Set: 09:19. Civil Dark: 17:18 - 08:02. Nautical Dark: 18:01 - 07:19. Astro Dark: 18:42 - 06:39

Total Clouds (% Sky Obscured)

78
77
70
66
57
51
48
59
74
90
92
95
90
85
79
76
91
97
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
41
38
34
28
20
13
19
39
54
50
25
27
34
42
53
65
74
85
89
91
93
91
87

Medium Clouds (% Sky Obscured)

42
61
61
55
55
51
48
58
68
79
86
89
84
76
67
45
31
20
16
35
62
93
95
97

High Clouds (% Sky Obscured)

24
38
3
0
0
0
0
0
0
0
0
0
0
0
0
0
33
67
100
85
71
56
71
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
6
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
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
19
19
17
19
17
2
3
3
1
3
5
7
23
23
14
27
33
36
38
38
35
37
38

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)

16
16
15
13
12
10
9
9
9
9
9
9
8
8
8
8
8
7
6
6
4
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
68
68
71
70
73
76
78
81
80
81
81
83
84
87
91
91
92
92
92
92
92
91
86

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1001
1001
1001
1001
1001
1000
1000
1000
1001
1001
1001

Ozone (du)

360
358
359
356
356
360
357
354
351
345
339
325
314
315
318
321
324
324
324
323
326
329
332
335

Saturday 3

Full Moon 99%

16:20

09:57

12 Bad
13 Bad
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

Sun - Rise: 08:42, Set: 16:39, Transit: 12:41. Moon - Rise: 16:20, Set: 09:57. Civil Dark: 17:19 - 08:02. Nautical Dark: 18:02 - 07:19. Astro Dark: 18:43 - 06:38

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)

79
66
58
45
44
42
40
50
61
69
72
80
88
86
84
83
82
80
79
79
83
86
89
91

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
99
99
100
100
100
100
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
7
5
3
2
1
0
0

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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

34
35
32
26
26
21
14
13
10
3
5
5
5
10
10
6
26
30
27
62
77
84
89
93

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
2
2
2
2
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-1
-1
-1

Relative Humidity (%)

83
80
81
81
83
84
88
89
88
89
88
88
86
86
86
88
86
86
86
86
89
91
96
96

Pressure (mb)

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

Ozone (du)

339
342
346
349
353
355
356
358
358
357
357
357
358
359
359
359
359
361
363
365
366
366
367
368

Sunday 4

Waning Gibbous 96%

17:51

10:22

12 Bad
13 Bad
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: 08:42, Set: 16:40, Transit: 12:41. Moon - Rise: 17:51, Set: 10:22. Civil Dark: 17:20 - 08:02. Nautical Dark: 18:03 - 07:19. Astro Dark: 18:44 - 06:38

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
93
90

Low Clouds (% Sky Obscured)

93
93
91
89
87
85
83
81
79
77
79
81
83
83
83
84
82
80
79

Medium Clouds (% Sky Obscured)

100
98
96
94
96
98
99
99
100
100
100
100
100
97
95
93
91
88
85

High Clouds (% Sky Obscured)

100
100
100
100
84
71
66
77
89
100
98
95
91
85
79
73
70
69
68

ISS Passover

Visibility (miles)

0
0
0
0
0
2
3
5
5
6
6
7
8
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

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
Snow
Snow
Snow
None
None
None

Precipitation Probability (%)

95
87
78
70
58
44
27
34
36
35
37
37
35
38
41
43
36
29
17

Precipitation Amount (mm)

0.6
0.5
0.4
0.3
0.2
0.1
0
0
0
0
0
0
0
0.1
0.1
0.1
0
0
0

Wind Speed/Direction (mph)

12
13
13
14
14
14
13
13
13
13
13
13
12
12
12
12
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-5
-5
-5
-5
-5
-5
-6
-6
-5
-5
-6
-6
-6
-6
-6
-6
-6

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
94
92
91
92
91
91
91
91
91
91
91
91
89
91

Pressure (mb)

994
994
994
994
993
994
994
994
994
995
995
996
996
996
997
998
999
1000
1001

Ozone (du)

369
370
371
372
373
373
373
373
371
370
368
367
367
366
367
367
368
369
369

Forecast for Molenhoek, Gemeente Mook en Middelaar, Netherlands (51.77,5.87)

Generated: 29/12/25 12:48:22. Forecast: 29/12/25 to 04/01/26. Timezone: UTC+1.00