Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 19

Waxing Gibbous 61%

16:35

01:02

17 Bad
18 Bad
19 Bad
20 Bad
21 OK
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
16 Bad

Sun - Rise: 08:14, Set: 18:41, Transit: 13:27. Moon - Rise: 16:35, Set: 01:02. Civil Dark: 19:15 - 07:41. Nautical Dark: 19:53 - 07:03. Astro Dark: 20:31 - 06:25

Total Clouds (% Sky Obscured)

96
92
91
72
44
65
95
69
100
99
93
97
100
99
99
99
99
96
98
99
100
98
100
100

Low Clouds (% Sky Obscured)

87
79
23
15
25
13
16
29
34
35
34
35
36
50
66
88
88
87
87
88
100
94
100
100

Medium Clouds (% Sky Obscured)

0
1
3
5
6
47
3
3
3
2
2
25
44
85
90
90
87
54
87
91
94
95
95
90

High Clouds (% Sky Obscured)

32
37
30
7
6
25
95
69
100
95
82
87
98
70
46
48
45
66
47
49
59
68
87
57

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 (%)

1
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
1
2
2
5
8
22
18
22
18
22
16

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)

8
8
8
8
10
9
9
8
9
8
8
9
10
11
9
9
10
10
9
9
8
7
6
6

Chance of Frost

Temperature (°C)

14
13
13
12
11
11
10
10
10
9
9
9
9
8
8
8
8
9
10
10
11
11
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
68
71
76
73
73
74
78
82
84
84
84
81
78
77
73
70
67
59
71
78
81
81
84

Pressure (mb)

1023
1022
1022
1022
1021
1021
1020
1020
1019
1018
1017
1016
1015
1014
1014
1013
1012
1012
1012
1011
1010
1010
1009
1009

Ozone (du)

270
270
270
269
269
268
268
268
268
268
268
269
269
270
271
273
276
279
280
284
287
286
285
286

Tuesday 20

Waxing Gibbous 70%

16:49

02:16

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
16 Bad

Sun - Rise: 08:16, Set: 18:39, Transit: 13:27. Moon - Rise: 16:49, Set: 02:16. Civil Dark: 19:13 - 07:42. Nautical Dark: 19:51 - 07:04. Astro Dark: 20:29 - 06:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
63
100
100
67
85
98
74
80
94
100
100
99
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
92
87
65
61
32
22
20
15
15
15
21
49
54
45
43
75
90
87
93
85

Medium Clouds (% Sky Obscured)

86
100
91
100
99
100
98
100
100
100
55
60
0
2
2
21
57
68
76
92
98
93
100
100

High Clouds (% Sky Obscured)

40
48
100
100
100
100
100
100
100
100
62
99
100
48
70
95
61
70
84
94
100
93
91
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
9
5
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
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

25
26
21
6
4
1
1
0
0
0
0
0
0
0
0
1
21
65
59
61
58
54
51
38

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
7
8
8
9
9
9
9
9
8
9
9
9
9
10
10
11
12
13
14
14
13
14
13

Chance of Frost

Temperature (°C)

12
13
12
12
12
12
12
12
12
11
11
10
10
9
8
8
8
9
10
11
12
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
90
93
95
90
92
93
93
90
88
87
88
88
85
82
78
71
69
84
87
90
92
90
85

Pressure (mb)

1008
1008
1008
1008
1009
1008
1008
1009
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1008

Ozone (du)

286
284
283
283
284
284
285
287
286
287
287
287
281
276
274
272
273
276
279
283
283
284
285
288

Wednesday 21

Waxing Gibbous 79%

17:02

03:31

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
16 Bad

Sun - Rise: 08:18, Set: 18:37, Transit: 13:27. Moon - Rise: 17:02, Set: 03:31. Civil Dark: 19:11 - 07:44. Nautical Dark: 19:49 - 07:06. Astro Dark: 20:27 - 06:28

Total Clouds (% Sky Obscured)

100
75
74
69
78
79
95
99
99
81
91
57
20
36
78
100
100
97
94
81
93
95
88
73

Low Clouds (% Sky Obscured)

54
32
35
40
67
69
92
76
34
34
91
57
20
36
77
94
87
85
94
74
88
90
70
40

Medium Clouds (% Sky Obscured)

100
50
19
15
15
56
78
73
88
51
41
19
20
35
63
100
73
65
45
17
1
10
21
27

High Clouds (% Sky Obscured)

100
65
50
28
5
5
0
3
35
2
0
0
20
36
0
5
3
0
0
3
3
46
45
22

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
3
2
8
4
9
9
9
9
5
5
9
5

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

Precipitation Probability (%)

14
2
1
1
2
20
28
31
35
30
38
81
95
95
95
95
62
68
52
47
52
55
58
48

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.6
1.2
1.4
1
1.2
0.2
0.3
0.2
0
0.3
0.3
0.3
0

Wind Speed/Direction (mph)

14
14
13
14
16
17
18
18
18
17
17
16
15
14
15
15
16
15
14
14
15
14
13
13

Chance of Frost

Temperature (°C)

11
11
10
10
10
9
9
9
10
10
10
9
9
8
7
7
8
9
10
10
11
12
12
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
72
73
73
74
77
78
78
80
81
84
82
90
85
87
90
90
88
88
88
79
77
84
83

Pressure (mb)

1008
1008
1009
1010
1010
1010
1010
1011
1011
1012
1013
1013
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

290
294
295
300
300
302
299
297
297
297
300
301
298
299
300
299
300
302
305
301
297
293
289
285

Thursday 22

Waxing Gibbous 87%

17:02

04:47

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
16 Bad

Sun - Rise: 08:19, Set: 18:35, Transit: 13:26. Moon - Rise: 17:02, Set: 04:47. Civil Dark: 19:09 - 07:46. Nautical Dark: 19:47 - 07:07. Astro Dark: 20:25 - 06:29

Total Clouds (% Sky Obscured)

83
86
87
90
94
96
97
99
98
100
100
100
100
100
100
73
100
100
97
92
87
75
77
72

Low Clouds (% Sky Obscured)

54
71
74
34
64
76
75
76
67
78
82
82
81
62
53
49
80
79
81
82
87
66
77
72

Medium Clouds (% Sky Obscured)

65
85
71
90
92
94
95
95
83
95
93
100
100
74
100
48
39
56
57
37
84
32
52
72

High Clouds (% Sky Obscured)

32
45
45
49
54
58
69
83
65
65
65
100
100
100
40
35
27
100
92
76
4
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
6
9
9
9
9
9
2
6
8
9
9
9
8
6
6
6
8
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
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

32
33
21
16
36
44
42
18
13
42
28
83
95
64
59
59
59
69
67
65
56
53
61
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
0.9
0.2
0.2
0.2
0
0.2
0.3
0.4
0.2
0
0.2
0.2

Wind Speed/Direction (mph)

11
10
10
12
13
14
14
15
16
17
17
18
19
20
20
19
19
20
20
22
22
24
24
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
87
84
83
84
84
88
88
87
87
88
83
84
86
83
80
73
76
80
81
76
75
72
73

Pressure (mb)

1016
1016
1016
1016
1015
1015
1014
1013
1012
1011
1010
1009
1008
1007
1006
1005
1004
1004
1004
1004
1005
1005
1006
1007

Ozone (du)

282
277
273
272
271
270
272
271
273
276
280
285
289
294
301
308
305
304
304
304
306
313
316
313

Friday 23

Waxing Gibbous 94%

17:15

06:06

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
16 Bad

Sun - Rise: 08:21, Set: 18:33, Transit: 13:26. Moon - Rise: 17:15, Set: 06:06. Civil Dark: 19:07 - 07:47. Nautical Dark: 19:45 - 07:09. Astro Dark: 20:23 - 06:31

Total Clouds (% Sky Obscured)

68
60
60
68
74
79
79
81
71
80
84
84
86
76
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
60
60
68
74
79
79
20
18
21
21
21
25
25
66
74
81
89
89
90
90
90
93
94

Medium Clouds (% Sky Obscured)

68
60
60
68
72
67
52
64
38
20
68
19
52
47
88
76
77
78
63
49
35
34
32
31

High Clouds (% Sky Obscured)

16
19
40
45
50
43
46
47
13
37
41
40
47
46
100
79
55
36
28
23
25
48
56
67

ISS Passover

Visibility (miles)

9
9
9
5
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

47
45
66
62
18
16
26
27
20
29
27
10
17
19
14
30
31
25
35
42
52
51
54
53

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

23
23
22
21
20
19
17
16
15
14
14
14
13
13
14
14
15
16
16
16
16
16
14
13

Chance of Frost

Temperature (°C)

10
10
9
9
9
9
9
9
9
9
9
9
8
8
8
8
9
9
10
10
10
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
72
74
77
68
63
61
59
59
69
72
64
64
65
65
65
63
62
61
61
61
61
60
60

Pressure (mb)

1008
1008
1009
1010
1010
1011
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012

Ozone (du)

313
311
312
311
311
311
314
317
319
319
319
320
319
318
320
325
326
326
327
323
319
315
313
311

Saturday 24

Waxing Gibbous 98%

17:29

06:28

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
16 Bad

Sun - Rise: 07:23, Set: 18:31, Transit: 12:26. Moon - Rise: 17:29, Set: 06:28. Civil Dark: 19:05 - 06:49. Nautical Dark: 19:44 - 06:10. Astro Dark: 20:22 - 05:32

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
94
92
91
92
82

Low Clouds (% Sky Obscured)

80
66
51
40
31
31
52
67
81
93
100
99
99
98
99
99
100
98
95
92
91
89
89
78

Medium Clouds (% Sky Obscured)

26
30
29
45
61
77
83
90
96
98
100
100
100
100
100
100
100
96
93
87
90
89
90
71

High Clouds (% Sky Obscured)

80
92
98
98
99
100
100
100
100
100
100
100
100
100
83
67
45
48
46
48
53
49
49
43

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
6
5
4
3
3
4
6
8
6
4
2
3
3
3

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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

56
64
65
71
81
95
95
95
95
90
82
90
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.2
0.3
0.3
0.3
0.4
0.6
1
1.3
1.4
0.5
0.5
0.6
0.6
0.7
1.1
1.3
1.3
1.1
0.9
0.8
1.1
1.4
1.7
1.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
11
11
12
12
13
13
13
14
14
14
15
15
16
16
17
16
16
15

Feels Like (°C)

3
4
5
6
5
6
7
7
6
9
8
9
8
9
8
9
8
8
8
7
7
12
13
14

Dew Point (°C)

3
3
4
4
5
6
7
7
9
10
11
12
12
12
13
13
14
14
15
16
16
15
15
14

Relative Humidity (%)

59
61
63
67
69
72
76
77
81
86
89
92
92
92
92
92
93
92
95
96
96
95
93
93

Pressure (mb)

1012
1012
1011
1011
1010
1009
1008
1007
1006
1003
1002
1001
1000
999
999
998
997
997
996
996
996
996
997
998

Ozone (du)

309
307
304
301
297
293
289
286
283
277
275
273
272
270
269
268
266
265
265
265
265
265
265
265

Sunday 25

Waxing Gibbous 100%

16:44

07:55

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

Sun - Rise: 07:25, Set: 17:29, Transit: 12:26. Moon - Rise: 16:44, Set: 07:55. Civil Dark: 18:03 - 06:51. Nautical Dark: 18:42 - 06:12. Astro Dark: 19:20 - 05:34

Total Clouds (% Sky Obscured)

71
59
44
31
25
26
24
27
41
59
77
74
66
64
72
80
90
92
92
91

Low Clouds (% Sky Obscured)

66
52
41
27
17
16
17
15
14
13
12
10
9
7
7
8
9
12
16
19

Medium Clouds (% Sky Obscured)

53
35
23
12
0
0
0
0
2
4
8
10
11
9
15
20
24
24
29
30

High Clouds (% Sky Obscured)

29
16
11
7
5
5
6
7
20
34
52
47
38
37
40
39
38
41
46
51

ISS Passover

Visibility (miles)

5
7
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

Precipitation Type

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

Precipitation Probability (%)

95
56
35
15
0
2
2
1
1
1
0
0
0
0
1
2
6
26
41
53

Precipitation Amount (mm)

0.7
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

16
14
13
12
12
11
11
11
11
11
10
10
10
9
8
9
9
9
9
10

Chance of Frost

Temperature (°C)

14
13
12
11
11
10
9
9
9
8
8
8
7
7
7
8
9
10
10
11

Feels Like (°C)

13
13
12
8
8
8
7
7
7
6
6
5
5
5
4
4
4
5
4
4

Dew Point (°C)

12
10
8
8
8
7
7
6
6
6
6
6
5
5
5
5
5
5
4
4

Relative Humidity (%)

87
83
79
80
81
82
82
82
82
84
84
87
87
85
85
81
75
72
66
60

Pressure (mb)

1000
1002
1004
1005
1007
1008
1009
1010
1012
1012
1013
1014
1014
1015
1016
1016
1017
1017
1017
1017

Ozone (du)

270
274
279
281
284
286
284
283
282
279
277
275
274
273
271
269
267
265
264
262

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

Generated: 19/10/26 17:16:14. Forecast: 19/10/26 to 25/10/26. Timezone: UTC+2.00