Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 25

Waxing Crescent 22%

13:04

19:39

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
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: 07:25, Set: 17:23, Transit: 12:24. Moon - Rise: 13:04, Set: 19:39. Civil Dark: 17:57 - 06:50. Nautical Dark: 19:39 - 06:11. Astro Dark: 20:18 - 05:32

Total Clouds (% Sky Obscured)

81
78
74
57
47
52
46
22
61
100
100
100
91
99
95
63
72
66
78
100
63
100
100
97

Low Clouds (% Sky Obscured)

74
65
62
55
47
40
46
22
35
36
100
100
79
40
73
63
62
66
78
57
42
51
44
28

Medium Clouds (% Sky Obscured)

34
19
24
11
0
10
0
0
28
100
100
100
89
98
63
2
24
0
0
60
19
88
86
95

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
1
1
30
17
1
4
1
0
90
13
91
22
5

ISS Passover

Visibility (miles)

9
9
8
9
9
9
9
9
9
9
9
9
3
7
5
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
Very Light Rain
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
2
52
20
26
30
15
8
12
23
71
95
74
47
44
49
53
29
30
17
5
3
4
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
1.6
0.5
0
0.2
0.3
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
8
9
9
9
10
10
11
13
14
16
17
19
18
19
19
19
20
20
19
17
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
5
5
4
3
3
3
1
2
1
1
1
2
2
3
3
3
4
3
3
3
3
3

Dew Point (°C)

6
6
6
5
5
4
3
3
1
2
2
4
5
5
5
5
6
6
6
5
5
3
2
2

Relative Humidity (%)

80
81
84
79
82
78
75
79
70
70
72
78
84
81
77
77
77
80
77
74
70
66
59
61

Pressure (mb)

1001
1001
1002
1002
1002
1002
1002
1002
1002
1002
1001
1001
1002
1002
1003
1004
1004
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

307
310
310
306
292
295
301
298
295
293
289
288
289
292
293
292
290
290
293
296
291
292
290
288

Sunday 26

Waxing Crescent 31%

13:50

19:27

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 Bad
18 Bad

Sun - Rise: 07:27, Set: 17:21, Transit: 12:24. Moon - Rise: 13:50, Set: 19:27. Civil Dark: 17:56 - 06:52. Nautical Dark: 18:37 - 06:12. Astro Dark: 19:16 - 05:34

Total Clouds (% Sky Obscured)

94
100
100
100
100
92
73
81
84
88
87
86
100
98
86
96
97
66
69
61
84
57
38
55

Low Clouds (% Sky Obscured)

86
86
99
81
100
88
73
75
81
76
72
74
87
98
86
84
93
53
68
61
69
57
38
55

Medium Clouds (% Sky Obscured)

90
100
100
100
93
63
42
28
25
38
45
35
71
70
75
70
33
30
2
6
38
0
0
1

High Clouds (% Sky Obscured)

5
10
3
80
52
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
5
7
9
4
9
9
8
9
9
9
9
5
9
6
5
5
5
5
4
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

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

Precipitation Probability (%)

58
82
95
95
95
52
39
56
91
92
64
79
92
95
95
95
95
87
73
75
66
46
25
34

Precipitation Amount (mm)

0.2
0.5
0.9
0.8
0.7
0
0
0
0.6
0.9
0
0.5
0.7
0.8
0.6
0.6
0.7
0.5
0.3
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

12
12
13
15
16
17
18
16
15
16
17
17
17
16
16
17
17
18
18
19
19
17
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
6
6
6
6
7
8
8
7
6
5
5
6
6
6
6
6
7
7
8
7
6
6

Relative Humidity (%)

61
64
88
88
90
91
93
95
90
80
76
71
73
77
73
72
72
74
75
80
83
81
78
78

Pressure (mb)

1005
1005
1004
1003
1002
1000
999
998
997
997
998
998
998
998
998
999
999
999
999
1000
1000
1002
1003
1004

Ozone (du)

287
289
290
291
289
288
287
287
288
289
287
285
285
286
288
290
292
293
294
295
295
294
293
291

Monday 27

Waxing Crescent 41%

14:23

20:29

19 Bad
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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:28, Set: 17:19, Transit: 12:24. Moon - Rise: 14:23, Set: 20:29. Civil Dark: 17:54 - 06:54. Nautical Dark: 18:33 - 06:14. Astro Dark: 19:14 - 05:35

Total Clouds (% Sky Obscured)

49
60
40
34
20
27
50
70
76
76
100
100
94
92
98
95
84
95
95
95
96
94
93
90

Low Clouds (% Sky Obscured)

49
60
40
34
20
8
50
70
70
63
46
56
81
84
89
62
65
92
90
87
85
74
63
51

Medium Clouds (% Sky Obscured)

0
0
4
0
0
15
0
0
9
30
51
59
57
57
92
91
84
94
91
61
61
45
29
58

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
8
100
98
82
52
47
32
19
25
19
16
1
20
66
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

36
37
38
31
29
14
18
2
16
5
0
6
52
41
26
24
23
22
46
53
51
34
25
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
11
10
10
10
10
8
7
8
9
9
9
9
12
13
16
16
19
20
21
21
20
19
18

Chance of Frost

Temperature (°C)

9
9
8
8
8
8
7
7
7
8
8
8
8
8
9
9
11
13
13
13
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
81
82
79
79
82
85
81
78
82
84
90
90
88
87
88
87
86
83
76
74
74
75

Pressure (mb)

1005
1006
1007
1008
1008
1009
1009
1009
1009
1009
1010
1010
1009
1009
1009
1008
1008
1007
1007
1006
1006
1006
1006
1007

Ozone (du)

292
293
295
294
292
289
286
285
283
281
279
277
276
274
273
273
274
273
273
272
272
272
272
272

Tuesday 28

Waxing Crescent 51%

14:48

21:42

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 Bad
18 Bad

Sun - Rise: 07:30, Set: 17:17, Transit: 12:24. Moon - Rise: 14:48, Set: 21:42. Civil Dark: 17:52 - 06:55. Nautical Dark: 18:32 - 06:16. Astro Dark: 19:12 - 05:37

Total Clouds (% Sky Obscured)

52
63
29
47
76
86
89
95
100
96
92
88
90
92
95
94
94
94
86
79
70
73
81
73

Low Clouds (% Sky Obscured)

34
22
13
23
37
56
54
50
45
39
33
28
46
65
84
85
87
89
79
66
54
60
55
57

Medium Clouds (% Sky Obscured)

5
8
9
11
13
14
19
21
22
22
26
26
25
24
21
23
27
29
20
11
2
1
2
2

High Clouds (% Sky Obscured)

27
57
5
27
44
42
49
72
100
88
77
65
63
61
60
40
20
0
8
20
26
44
65
73

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
8
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 (%)

13
30
22
24
29
31
29
28
25
17
5
15
1
2
2
15
4
2
3
2
0
2
2
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)

17
15
15
14
12
12
11
12
11
11
11
11
10
11
11
11
11
12
12
11
11
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
83
85
88
90
93
93
93
95
95
96
96
95
93
90
87
77
71
69
71
75
81
88

Pressure (mb)

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

Ozone (du)

271
269
269
270
270
269
268
268
270
271
270
268
268
270
270
271
269
269
269
269
268
268
266
265

Wednesday 29

First Quarter 48%

15:06

23:00

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 Bad
18 Bad

Sun - Rise: 07:32, Set: 17:15, Transit: 12:24. Moon - Rise: 15:06, Set: 23:00. Civil Dark: 17:50 - 06:57. Nautical Dark: 18:30 - 06:17. Astro Dark: 19:10 - 05:38

Total Clouds (% Sky Obscured)

73
74
94
92
92
99
100
100
99
95
92
88
97
94
92
78
65
51
60
69
80
79
82
89

Low Clouds (% Sky Obscured)

48
45
41
34
30
22
37
53
68
62
57
55
56
60
61
53
47
39
36
34
33
38
42
52

Medium Clouds (% Sky Obscured)

17
31
50
51
47
88
99
56
57
50
37
33
36
32
32
21
14
7
9
9
7
7
11
6

High Clouds (% Sky Obscured)

73
74
94
92
92
99
67
37
5
5
5
5
86
74
61
45
28
12
37
63
70
73
82
89

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
5
9
12
19
17
6
4
4
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)

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

Chance of Frost

Temperature (°C)

11
10
10
10
10
9
9
9
9
9
9
9
9
9
11
12
13
14
15
15
15
15
14
13

Feels Like (°C)

10
10
9
8
9
9
7
7
7
6
7
6
6
6
6
7
7
8
8
15
14
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

88
88
90
91
93
93
95
95
95
93
95
95
95
91
88
86
80
76
72
73
74
76
82
87

Pressure (mb)

1008
1007
1007
1007
1006
1006
1006
1006
1006
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005

Ozone (du)

266
264
264
264
265
265
266
265
264
264
264
263
263
264
264
265
266
266
267
266
265
265
265
266

Thursday 30

Waxing Gibbous 61%

15:20

00:22

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 Bad
18 Bad

Sun - Rise: 07:34, Set: 17:13, Transit: 12:23. Moon - Rise: 15:20, Set: 00:22. Civil Dark: 17:48 - 06:59. Nautical Dark: 18:28 - 06:19. Astro Dark: 19:09 - 05:40

Total Clouds (% Sky Obscured)

97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
92
88

Low Clouds (% Sky Obscured)

60
65
68
68
74
85
65
36
5
18
31
47
60
72
83
78
67
50
36
24
20
16
12
3

Medium Clouds (% Sky Obscured)

21
31
45
45
42
36
34
32
30
33
37
40
60
78
93
93
93
94
87
82
76
72
64
52

High Clouds (% Sky Obscured)

95
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
81
63
44

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
3
4
4
2
0
4
8
5
13
16
20
33
37
34
25
19
11
8
6
5
5
4
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)

11
11
11
11
12
12
13
14
15
16
16
17
18
18
18
19
18
17
16
15
15
15
16
16

Chance of Frost

Temperature (°C)

12
12
13
13
13
13
13
13
13
13
14
14
14
15
15
16
16
16
16
16
16
16
15
14

Feels Like (°C)

15
10
10
11
11
10
11
12
12
11
12
11
12
11
11
10
11
11
12
12
12
12
13
14

Dew Point (°C)

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

Relative Humidity (%)

92
92
90
90
89
89
89
90
92
92
90
87
84
84
85
83
81
75
73
72
70
69
73
74

Pressure (mb)

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

Ozone (du)

267
266
265
264
263
263
263
263
263
262
263
264
265
266
268
269
270
272
273
276
279
281
284
286

Friday 31

Waxing Gibbous 72%

15:33

01:44

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: 07:36, Set: 17:11, Transit: 12:23. Moon - Rise: 15:33, Set: 01:44. Civil Dark: 17:47 - 07:00. Nautical Dark: 18:27 - 06:20. Astro Dark: 19:07 - 05:41

Total Clouds (% Sky Obscured)

80
72
79
84
80
80
80
91
93
95
98
100
98
96
94
96
98
100

Low Clouds (% Sky Obscured)

17
34
55
64
66
68
56
48
42
45
49
55
61
67
66
69
68
66

Medium Clouds (% Sky Obscured)

41
35
24
37
37
42
42
42
43
48
49
50
62
75
87
91
96
100

High Clouds (% Sky Obscured)

38
29
18
35
35
41
47
59
61
69
77
75
70
60
50
30
20
15

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

Precipitation Probability (%)

24
34
42
51
58
65
51
35
4
11
13
7
13
13
9
13
19
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
18
19
20
19
18
18
17
17
17
17
16
16
16
17
18
16
16

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
12
12
12
12
12
12
12
13
14
15
15
15

Feels Like (°C)

14
10
10
10
11
11
11
10
9
9
9
9
9
8
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

78
80
83
86
86
86
87
87
86
84
81
79
76
74
70
68
68
68

Pressure (mb)

1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005

Ozone (du)

289
286
284
281
279
276
274
272
271
269
271
272
274
275
276
277
279
280

Forecast for Werkendam, Altena, Netherlands (51.81,4.90)

Generated: 25/10/25 19:05:30. Forecast: 25/10/25 to 31/10/25. Timezone: UTC+2.00