Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waning Crescent 3%

06:17

15:20

12 Bad
13 Bad
14 Bad
15 Bad
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
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: 08:04, Set: 16:52, Transit: 12:27. Moon - Rise: 06:17, Set: 15:20. Civil Dark: 17:29 - 07:27. Nautical Dark: 18:09 - 06:47. Astro Dark: 18:48 - 06:08

Total Clouds (% Sky Obscured)

86
82
68
66
8
0
0
0
1
0
0
77
95
59
71
71
51
100
73
58
54
55
90
99

Low Clouds (% Sky Obscured)

67
49
52
29
8
0
0
0
1
0
0
27
38
50
60
60
38
36
55
44
54
51
67
71

Medium Clouds (% Sky Obscured)

12
0
0
0
0
0
0
0
0
0
0
0
4
9
18
21
18
55
20
14
1
2
28
34

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
58
88
4
5
15
1
20
12
2
20
3
12
79

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 (%)

27
7
3
0
0
0
0
0
0
1
1
1
1
1
5
3
5
26
24
6
12
4
23
26

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
12
12
12
10
7
5
3
3
4
4
4
4
4
4
6
5
6
5
5
6
7
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
50
50
50
50
53
56
56
57
57
58
60
62
65
68
72
74
83
91
89
89
91
86
76

Pressure (mb)

1016
1016
1017
1018
1018
1019
1020
1021
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1021
1022
1021
1021

Ozone (du)

274
274
275
276
278
277
278
279
278
280
282
286
278
269
273
276
278
277
283
283
287
294
298
291

Tuesday 18

Waning Crescent 1%

07:30

15:34

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: 08:06, Set: 16:51, Transit: 12:27. Moon - Rise: 07:30, Set: 15:34. Civil Dark: 17:28 - 07:29. Nautical Dark: 18:08 - 06:48. Astro Dark: 18:47 - 06:09

Total Clouds (% Sky Obscured)

88
86
80
95
70
69
52
67
69
87
91
90
84
85
89
88
100
92
95
95
93
85
91
100

Low Clouds (% Sky Obscured)

82
72
69
57
49
58
52
53
48
51
58
71
71
70
71
80
92
84
85
83
87
71
83
88

Medium Clouds (% Sky Obscured)

31
26
21
36
15
7
3
67
69
87
91
90
84
50
28
17
38
76
89
89
42
55
60
100

High Clouds (% Sky Obscured)

1
0
0
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
7
9
9
9
9
9
9
9
9
9
8
0
3
7
9
9
9
9
9
3
0
7

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

Precipitation Probability (%)

17
33
55
25
25
7
4
3
2
3
13
24
45
28
7
7
30
50
24
47
49
58
78
95

Precipitation Amount (mm)

0
0
0.2
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0.4
0
0
0
0
0.5
0.8

Wind Speed/Direction (mph)

11
11
13
11
11
11
11
10
9
10
10
11
12
10
11
11
11
12
12
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
61
67
88
85
83
79
82
91
91
89
88
91
94
94
91
91
91
90
90
90
93
94
93

Pressure (mb)

1020
1019
1018
1017
1016
1016
1016
1015
1015
1014
1013
1012
1012
1011
1010
1009
1008
1008
1007
1006
1006
1006
1005
1005

Ozone (du)

289
286
283
281
276
280
282
283
284
283
282
279
282
286
286
289
292
293
300
300
298
299
298
298

Wednesday 19

Waning Crescent 1%

08:42

15:52

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: 08:07, Set: 16:50, Transit: 12:28. Moon - Rise: 08:42, Set: 15:52. Civil Dark: 17:27 - 07:30. Nautical Dark: 18:07 - 06:50. Astro Dark: 18:46 - 06:10

Total Clouds (% Sky Obscured)

100
99
100
90
84
100
100
100
100
95
100
100
100
100
91
72
93
92
95
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
64
69
82
71
76
80
78
75
66
79
71
79
82
70
64
59
63
80
88
90
88
80
68

Medium Clouds (% Sky Obscured)

100
99
100
58
70
100
100
100
100
86
100
100
100
100
80
7
78
87
81
77
94
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
8
15
20
25
1
3
6
4
14
13
10
11
15
29
30

ISS Passover

Visibility (miles)

5
7
3
1
0
6
6
2
0
0
0
0
0
0
7
9
9
9
9
8
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
Moderate Rain
Moderate Rain
Sleet
Snow
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain
None

Precipitation Probability (%)

81
78
95
95
80
65
95
95
95
95
95
95
94
46
15
5
8
13
27
39
37
41
54
54

Precipitation Amount (mm)

0.4
0.4
1.3
1.1
0.8
0.4
0.9
2.6
3
2.8
2.2
1.4
0.7
0
0
0
0
0
0
0
0
0
0.2
0

Wind Speed/Direction (mph)

12
13
10
10
8
4
6
7
9
7
6
6
10
11
12
11
8
7
6
7
7
7
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
94
94
94
96
93
93
96
98
100
100
98
98
89
86
89
93
91
96
91
86
83
77

Pressure (mb)

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

Ozone (du)

301
307
313
326
334
332
327
323
323
320
321
329
330
327
323
322
323
328
325
323
320
321
321
319

Thursday 20

New Moon 0%

09:51

16:16

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: 08:09, Set: 16:49, Transit: 12:28. Moon - Rise: 09:51, Set: 16:16. Civil Dark: 17:26 - 07:32. Nautical Dark: 18:06 - 06:51. Astro Dark: 18:45 - 06:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
88
85
96
82
79
95
94
93
94
94
85
90
83
53
58
61

Low Clouds (% Sky Obscured)

62
62
59
62
64
69
73
69
73
74
79
80
79
88
87
72
68
69
74
67
66
49
57
45

Medium Clouds (% Sky Obscured)

100
100
100
100
100
99
100
90
61
41
85
48
34
72
66
60
51
56
39
49
37
5
12
22

High Clouds (% Sky Obscured)

50
67
84
100
100
100
100
69
37
8
5
3
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
5
5
4
6
3
0
7
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

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

Precipitation Probability (%)

65
70
76
80
61
80
70
47
34
9
13
8
5
3
3
1
3
3
5
9
6
0
1
1

Precipitation Amount (mm)

0.3
0.4
0.6
0.7
0.2
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
11
12
10
13
14
12
8
6
6
5
5
4
4
3
3
3
3
4
4
4
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
73
75
76
80
93
94
86
89
93
91
93
91
91
88
88
88
86
88
89
91
91
88
85

Pressure (mb)

1011
1011
1011
1011
1011
1011
1012
1012
1013
1014
1014
1015
1015
1016
1016
1016
1017
1017
1018
1018
1019
1020
1021
1021

Ozone (du)

317
317
319
327
334
336
339
342
345
346
344
339
339
339
338
337
334
336
333
327
325
326
328
327

Friday 21

Waxing Crescent 2%

10:52

16:49

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
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: 08:10, Set: 16:48, Transit: 12:28. Moon - Rise: 10:52, Set: 16:49. Civil Dark: 17:25 - 07:33. Nautical Dark: 18:05 - 06:52. Astro Dark: 18:44 - 06:13

Total Clouds (% Sky Obscured)

82
76
68
52
52
41
38
46
59
71
80
87
71
75
83
91
94
97
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

42
35
30
21
17
29
38
34
26
35
36
35
35
32
28
25
22
22
21
35
47
60
71
84

Medium Clouds (% Sky Obscured)

55
50
54
46
50
41
38
36
13
51
17
28
21
38
54
70
80
89
100
100
100
100
100
99

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
5
5
28
51
70
54
34
15
43
72
100
100
100
100
99
99

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

Precipitation Probability (%)

2
4
4
1
2
3
0
0
0
0
0
0
0
0
0
0
0
0
0
5
13
23
54
81

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
0.5

Wind Speed/Direction (mph)

7
7
8
7
7
6
7
6
6
7
7
7
8
8
9
10
11
12
13
14
15
16
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
78
78
82
88
89
91
91
91
91
89
91
91
91
88
84
81
80
78
76
79
79
79
85

Pressure (mb)

1021
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1020
1019
1018
1017
1016
1016
1015
1013

Ozone (du)

324
323
320
320
318
316
310
306
301
299
301
299
295
290
289
288
287
288
290
291
294
297
301
302

Saturday 22

Waxing Crescent 5%

11:42

17:34

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: 08:12, Set: 16:47, Transit: 12:28. Moon - Rise: 11:42, Set: 17:34. Civil Dark: 17:24 - 07:35. Nautical Dark: 18:05 - 06:54. Astro Dark: 18:44 - 06:14

Total Clouds (% Sky Obscured)

100
99
98
97
98
99
100
100
100
100
100
99
99
97
95
92
90
89
85
89
93
96
97
99

Low Clouds (% Sky Obscured)

95
96
96
96
97
99
100
100
99
99
97
97
97
94
91
87
88
89
85
80
74
69
79
88

Medium Clouds (% Sky Obscured)

99
99
98
97
69
39
10
30
50
70
80
89
99
96
93
90
84
77
71
73
71
70
80
91

High Clouds (% Sky Obscured)

98
69
39
18
49
62
62
70
85
100
88
72
55
35
18
0
4
4
3
8
14
17
20
24

ISS Passover

Visibility (miles)

3
0
2
4
5
4
2
1
3
5
7
8
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

Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
95
90
72
43
35
21
8
24
31
37
34
30
21
19
17
16
17
23
28
72
95

Precipitation Amount (mm)

0.7
0.7
0.8
0.7
0.6
0.4
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7

Wind Speed/Direction (mph)

18
19
18
17
16
12
11
13
10
9
8
9
10
11
10
9
9
9
9
9
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
94
94
94
93
94
96
98
98
96
98
96
96
94
93
94
93
93
93
93
94
93
93
93

Pressure (mb)

1012
1011
1009
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1007

Ozone (du)

304
306
308
309
310
309
308
307
304
301
299
297
295
293
295
297
300
298
297
296
293
289
286
286

Sunday 23

Waxing Crescent 10%

No Rise

18:31

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: 08:13, Set: 16:46, Transit: 12:29. Moon - Rise: No Rise, Set: 18:31. Civil Dark: 17:23 - 07:36. Nautical Dark: 18:04 - 06:55. Astro Dark: 18:43 - 06:16

Total Clouds (% Sky Obscured)

100
100
100
99
99
98
98
90
83
75
77
80
79
81
83
85
74
65
55

Low Clouds (% Sky Obscured)

98
94
89
85
81
78
74
74
77
75
77
79
79
81
83
85
72
56
44

Medium Clouds (% Sky Obscured)

100
84
69
57
55
55
53
55
52
39
27
15
2
1
1
0
0
0
0

High Clouds (% Sky Obscured)

28
17
6
0
0
0
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
8
7
5
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

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

Precipitation Probability (%)

95
91
75
57
46
39
35
37
45
50
39
34
31
27
20
10
6
3
0

Precipitation Amount (mm)

1
0.6
0.4
0.2
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
85
82
79
79
81
81
85
86
91
91
93
93
89
88
85
86
86

Pressure (mb)

1007
1006
1006
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1009
1009
1010
1010

Ozone (du)

287
287
287
286
286
286
287
287
287
287
286
286
285
284
283
282
282
281
281

Forecast for Brussels, Bruxelles-Capitale, Kingdom of Belgium (50.85,4.35)

Generated: 17/11/25 12:45:37. Forecast: 17/11/25 to 23/11/25. Timezone: UTC+1.00