Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 31

Waning Gibbous 57%

21:45

14:21

19 OK
20 OK
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
17 Bad
18 Bad

Sun - Rise: 07:35, Set: 17:17, Transit: 12:26. Moon - Rise: 21:45, Set: 14:21. Civil Dark: 17:51 - 07:00. Nautical Dark: 18:30 - 06:21. Astro Dark: 19:10 - 05:43

Total Clouds (% Sky Obscured)

42
47
52
53
51
46
52
59
65
64
67
72
72
81
77
74
70
62
67
60
58
64
66
79

Low Clouds (% Sky Obscured)

42
47
52
47
43
40
51
54
56
56
56
63
65
75
75
74
68
62
67
60
58
64
66
75

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
0
0
0
3
4
4
13

High Clouds (% Sky Obscured)

32
14
2
5
4
6
3
3
6
3
4
6
3
4
6
3
2
2
2
0
0
1
2
14

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
3
39
75
76
9
3
1
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
82
85
88
88
90
90
90
91
90
88
86
86
88
84
78
73
70
68
67
66
70
78
82

Pressure (mb)

1031
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1031
1031

Ozone (du)

259
261
261
261
261
261
262
262
261
261
260
259
259
259
260
263
266
267
268
268
268
268
269
273

Sunday 1

Third Quarter 46%

23:11

14:42

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
17 OK
18 Bad

Sun - Rise: 07:37, Set: 17:15, Transit: 12:26. Moon - Rise: 23:11, Set: 14:42. Civil Dark: 17:49 - 07:02. Nautical Dark: 18:28 - 06:23. Astro Dark: 19:08 - 05:45

Total Clouds (% Sky Obscured)

75
100
99
100
100
93
86
68
57
66
91
99
100
98
85
75
75
76
81
85
62
46
39
39

Low Clouds (% Sky Obscured)

70
100
95
95
100
88
85
68
52
66
85
98
100
97
85
75
75
76
81
53
35
25
27
39

Medium Clouds (% Sky Obscured)

16
79
94
88
24
2
0
0
3
0
24
36
39
36
34
36
43
42
41
28
13
11
10
0

High Clouds (% Sky Obscured)

0
35
45
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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 (%)

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 (%)

0
0
0
0
0
0
0
1
4
21
21
30
36
44
29
22
10
12
9
16
10
15
8
15

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)

5
5
5
4
3
4
3
3
3
3
5
5
8
7
8
9
10
11
11
12
10
9
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
81
77
78
80
81
82
82
82
82
84
88
90
87
81
76
68
62
55
57
68
72
74
77

Pressure (mb)

1032
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1031
1031
1031
1031
1031

Ozone (du)

275
275
279
284
284
282
281
280
280
282
285
288
290
294
298
300
302
303
304
304
305
304
301
301

Monday 2

Waning Crescent 34%

00:36

14:59

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 OK
10 OK
11 OK
12 Bad
13 Bad
14 Bad
15 OK
16 OK
17 OK
18 OK

Sun - Rise: 07:38, Set: 17:13, Transit: 12:26. Moon - Rise: 00:36, Set: 14:59. Civil Dark: 17:48 - 07:03. Nautical Dark: 18:27 - 06:24. Astro Dark: 19:07 - 05:46

Total Clouds (% Sky Obscured)

50
71
51
78
82
90
79
68
65
93
100
100
93
83
40
30
34
53
68
68
39
33
29
26

Low Clouds (% Sky Obscured)

44
63
51
74
75
88
76
67
65
86
100
100
85
75
0
0
6
21
40
54
39
33
29
26

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
3
9
11
6
4
3
6
0
0
0
0
0
0
0
0
0
0
0

High 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

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 (%)

8
15
3
15
2
0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

8
8
9
8
8
8
8
8
7
7
7
7
8
8
8
8
8
9
9
9
9
9
8
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
75
82
79
82
79
84
85
85
78
77
79
81
81
78
74
70
66
62
63
68
73
78

Pressure (mb)

1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1029
1029
1029
1030
1030
1030
1030
1030
1029
1029
1029
1028
1029
1029

Ozone (du)

301
302
304
306
309
311
311
309
308
307
304
300
297
294
293
292
291
290
289
289
290
288
286
285

Tuesday 3

Waning Crescent 24%

01:56

15:12

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

Sun - Rise: 07:40, Set: 17:11, Transit: 12:26. Moon - Rise: 01:56, Set: 15:12. Civil Dark: 17:46 - 07:05. Nautical Dark: 18:25 - 06:26. Astro Dark: 19:05 - 05:48

Total Clouds (% Sky Obscured)

28
43
83
51
32
30
32
31
30
33
35
36
33
29
24
26
44
49
49
56
75
74
73
74

Low Clouds (% Sky Obscured)

28
43
70
51
32
26
24
22
24
27
31
34
32
29
24
26
35
38
49
56
73
69
68
68

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
49
17
11
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
26
26
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 (%)

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
76
64
54
70
78
80
80
82
83
83
85
85
85
80
72
65
62
61
60
61
61
58
60

Pressure (mb)

1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1028
1028
1028
1028
1028

Ozone (du)

284
285
285
285
284
283
282
281
281
281
281
282
284
286
287
287
288
288
287
286
287
288
289
290

Wednesday 4

Waning Crescent 16%

03:14

15:25

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

Sun - Rise: 07:42, Set: 17:10, Transit: 12:26. Moon - Rise: 03:14, Set: 15:25. Civil Dark: 17:45 - 07:07. Nautical Dark: 18:24 - 06:27. Astro Dark: 19:04 - 05:49

Total Clouds (% Sky Obscured)

55
42
46
55
61
62
59
65
73
78
79
84
37
41
46
49
48
50
50
53
56
53
54
61

Low Clouds (% Sky Obscured)

55
42
46
55
59
59
57
55
64
65
70
71
37
40
35
36
37
34
23
15
13
15
18
23

Medium Clouds (% Sky Obscured)

0
0
0
1
1
2
1
1
0
0
0
0
5
10
15
8
4
0
0
0
0
1
1
2

High Clouds (% Sky Obscured)

0
0
0
1
1
2
1
1
0
0
0
0
0
0
0
1
3
5
13
21
29
30
30
27

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
70
71
74
75
78
79
80
82
82
82
83
83
79
75
71
66
61
56
58
59
59
62
64

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1027

Ozone (du)

292
294
294
294
293
293
294
294
296
296
297
297
297
296
296
295
295
295
296
296
295
295
296
297

Thursday 5

Waning Crescent 9%

04:30

15:38

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

Sun - Rise: 07:43, Set: 17:08, Transit: 12:26. Moon - Rise: 04:30, Set: 15:38. Civil Dark: 17:43 - 07:08. Nautical Dark: 18:23 - 06:29. Astro Dark: 19:02 - 05:51

Total Clouds (% Sky Obscured)

61
66
66
66
65
65
60
60
45
36
37
39
38
43
47
56
66
75
76
76
71
76
66
56

Low Clouds (% Sky Obscured)

17
11
7
7
7
11
13
20
19
13
18
22
30
30
30
33
35
34
29
31
40
45
49
53

Medium Clouds (% Sky Obscured)

7
12
13
18
24
30
30
30
30
29
27
26
22
22
22
17
16
16
17
28
35
42
44
44

High Clouds (% Sky Obscured)

27
26
20
20
15
15
10
10
5
7
8
15
14
14
4
14
28
39
38
32
33
42
27
26

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
0
0
0
0
0
1
2
2
4
6
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
2
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
3
8
7
7
7
8

Dew Point (°C)

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

Relative Humidity (%)

66
68
73
76
76
77
77
79
80
82
83
83
83
77
73
68
64
61
56
58
59
60
63
67

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

298
297
296
295
293
292
291
290
288
287
287
286
286
287
288
289
289
288
287
285
284
282
280
278

Friday 6

Waning Crescent 4%

05:46

15:52

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

Sun - Rise: 07:45, Set: 17:07, Transit: 12:26. Moon - Rise: 05:46, Set: 15:52. Civil Dark: 17:42 - 07:10. Nautical Dark: 18:21 - 06:30. Astro Dark: 19:00 - 05:52

Total Clouds (% Sky Obscured)

50
50
44
40
39
44
39
44
39
39
45
40
20
20
20
20
24
20

Low Clouds (% Sky Obscured)

50
50
44
40
39
44
39
44
39
39
45
40
20
20
20
20
24
20

Medium Clouds (% Sky Obscured)

41
46
44
40
39
44
39
44
39
39
45
40
20
20
20
20
24
20

High Clouds (% Sky Obscured)

15
8
2
2
2
2
1
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

Fog (%)

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

Precipitation Probability (%)

10
10
8
17
18
8
11
12
7
9
8
3
4
3
0
1
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
5
5
4
4
3
4
3
3
3
3
3
3
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
5
4
5
5
4
5
3
3
3
4
4
4
3
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

72
72
74
75
73
72
72
72
72
72
72
72
73
69
66
61
58
54

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

276
276
276
276
275
275
274
274
273
272
272
272
271
271
271
271
271
270

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

Generated: 31/10/26 18:35:45. Forecast: 31/10/26 to 06/11/26. Timezone: UTC+1.00