Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Crescent 2%

09:50

16:40

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

Sun - Rise: 08:07, Set: 16:41, Transit: 12:24. Moon - Rise: 09:50, Set: 16:40. Civil Dark: 17:18 - 07:29. Nautical Dark: 18:00 - 06:48. Astro Dark: 18:39 - 06:08

Total Clouds (% Sky Obscured)

98
100
100
100
93
89
74
49
30
16
24
33
29
33
33
18
27
26
13
31
34
30
27
29

Low Clouds (% Sky Obscured)

98
98
99
100
92
75
60
33
28
15
18
25
26
28
26
14
19
18
12
30
27
29
25
29

Medium Clouds (% Sky Obscured)

8
2
2
19
22
20
40
16
2
0
0
0
0
0
0
0
3
4
5
26
6
4
2
0

High Clouds (% Sky Obscured)

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

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
1

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
11
10
4
1
0
0
0
0
0
0
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
89
85
81
86
88
89
91
86
80
76
71
67
66
72
77
78
80
80
81
81
83

Pressure (mb)

1014
1015
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1024
1024
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027

Ozone (du)

322
320
316
311
310
313
317
316
316
316
319
326
321
321
318
317
317
315
308
302
300
299
299
300

Saturday 22

Waxing Crescent 5%

10:52

17:25

00 OK
01 OK
02 OK
03 OK
04 OK
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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:08, Set: 16:40, Transit: 12:24. Moon - Rise: 10:52, Set: 17:25. Civil Dark: 17:17 - 07:30. Nautical Dark: 17:59 - 06:49. Astro Dark: 18:39 - 06:09

Total Clouds (% Sky Obscured)

33
35
39
38
35
72
93
90
92
67
100
100
47
100
73
94
84
71
74
90
90
88
89
98

Low Clouds (% Sky Obscured)

33
35
39
38
35
19
4
3
2
0
0
0
0
0
0
0
0
0
0
0
4
13
15
59

Medium Clouds (% Sky Obscured)

2
4
2
3
5
5
35
38
73
22
84
89
47
65
73
94
84
71
74
90
90
85
89
72

High Clouds (% Sky Obscured)

1
3
2
4
3
56
93
87
55
59
100
100
16
100
5
5
5
17
15
9
2
14
30
86

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 (%)

6
16
8
3
1
0
1
2
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
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-3
-4
-4
-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5
-5
-6
-6
-6
-6
-6
-6
-7

Relative Humidity (%)

81
80
78
78
77
78
78
78
77
75
70
62
58
55
53
53
54
56
57
58
59
58
58
56

Pressure (mb)

1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1025
1024
1023
1023
1022
1021
1021
1020
1020
1019
1019
1018

Ozone (du)

295
289
283
277
276
277
277
276
274
271
267
262
265
267
273
280
285
290
291
290
287
286
286
288

Sunday 23

Waxing Crescent 10%

11:42

18:22

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:10, Set: 16:39, Transit: 12:24. Moon - Rise: 11:42, Set: 18:22. Civil Dark: 17:17 - 07:32. Nautical Dark: 17:58 - 06:50. Astro Dark: 18:38 - 06:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
95
100
100
100
99
100
100
100
100
99
97
96
95
94
96
98

Low Clouds (% Sky Obscured)

64
53
90
87
95
92
86
87
85
100
100
100
98
100
100
93
87
89
81
77
77
76
79
83

Medium Clouds (% Sky Obscured)

89
100
100
96
57
60
77
82
88
72
90
86
53
52
54
99
100
41
28
63
85
90
92
97

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
34
90
80
1
5
4
29
60
55
40
40
35
35
20
29
44

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
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
Snow
Snow
Snow
None
None
None
None
Very Light Rain
Very Light Rain
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

1
1
5
6
30
52
51
46
38
29
14
26
58
66
29
89
86
95
41
8
6
5
11
15

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.2
0.1
0
0
0
0
0.2
0.3
0
0.7
0.5
1.1
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-4
-4
-4
-6
-6
-6
-6
-6
-5
-5
-5
-4
-4
-3
-3
-3
-2
-1
-1
-0
0
1

Dew Point (°C)

-6
-7
-7
-7
-7
-8
-8
-7
-6
-6
-5
-2
-3
-5
-4
-2
-1
1
2
2
3
3
3
4

Relative Humidity (%)

56
55
55
53
54
54
53
60
64
62
66
78
70
58
62
69
77
82
88
88
89
91
91
93

Pressure (mb)

1017
1016
1016
1015
1014
1013
1012
1011
1010
1010
1009
1008
1006
1005
1003
1002
1001
1000
999
999
998
998
997
997

Ozone (du)

286
284
283
284
285
282
278
276
278
278
275
276
275
274
274
274
272
274
273
273
275
276
277
278

Monday 24

Waxing Crescent 16%

12:19

19:31

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:11, Set: 16:38, Transit: 12:24. Moon - Rise: 12:19, Set: 19:31. Civil Dark: 17:16 - 07:33. Nautical Dark: 17:57 - 06:52. Astro Dark: 18:37 - 06:12

Total Clouds (% Sky Obscured)

100
100
100
100
95
90
86
88
93
97
96
95
94
95
97
98
94
90
86
81
76
71
63
56

Low Clouds (% Sky Obscured)

88
87
88
88
82
76
71
79
88
96
86
75
65
65
66
66
62
58
57
53
53
49
48
47

Medium Clouds (% Sky Obscured)

100
100
100
100
91
42
12
73
28
87
93
91
89
91
80
95
89
82
76
71
68
63
51
48

High Clouds (% Sky Obscured)

66
51
43
37
41
31
30
1
0
0
0
0
0
10
20
30
20
10
0
0
0
5
5
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
9
9
9
9
5
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
Very Light Rain
None
None
None
None
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

18
28
40
45
41
38
34
29
24
29
37
41
46
40
42
45
45
63
62
46
39
41
22
29

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0.4
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
2
2
3
3
2
2
2
2
3
3
3
3
3
3
3
3
3
2
2
1
2

Dew Point (°C)

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

Relative Humidity (%)

93
93
94
94
94
96
96
96
96
91
90
88
87
85
79
75
82
82
90
91
91
93
93
93

Pressure (mb)

996
995
994
994
993
992
992
992
992
992
993
993
993
993
993
994
994
994
995
996
996
997
997
997

Ozone (du)

279
279
278
278
279
281
282
286
289
295
297
297
296
296
296
296
297
299
302
305
305
306
307
307

Tuesday 25

Waxing Crescent 25%

12:46

20:46

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 OK
19 OK
20 OK
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:13, Set: 16:37, Transit: 12:25. Moon - Rise: 12:46, Set: 20:46. Civil Dark: 17:15 - 07:35. Nautical Dark: 17:57 - 06:53. Astro Dark: 18:36 - 06:13

Total Clouds (% Sky Obscured)

54
67
80
90
87
87
87
85
83
81
84
88
93
92
91
89
73
58
43
43
42
42
40
38

Low Clouds (% Sky Obscured)

51
63
75
82
83
84
86
81
79
73
77
80
86
86
86
86
73
58
43
39
40
42
40
38

Medium Clouds (% Sky Obscured)

45
48
64
66
69
63
65
65
56
38
64
62
57
61
66
75
68
56
43
30
21
8
33
38

High Clouds (% Sky Obscured)

18
20
15
10
5
0
0
0
0
5
5
3
2
3
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
7
4
1
8
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

17
12
22
38
58
74
67
54
35
13
16
9
7
18
21
24
20
15
4
5
4
2
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
94
94
94
94
94
96
94
91
86
83
85
86
86
88
85
82
77
82
88
91
91

Pressure (mb)

998
998
998
999
999
1000
1001
1001
1002
1003
1004
1005
1005
1006
1006
1007
1008
1009
1010
1010
1011
1012
1013
1013

Ozone (du)

307
309
309
311
312
312
315
319
320
321
322
323
326
327
322
318
313
312
311
310
311
312
314
316

Wednesday 26

Waxing Crescent 34%

13:06

22:04

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 OK
16 OK
17 OK
18 Good
19 OK
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 08:14, Set: 16:36, Transit: 12:25. Moon - Rise: 13:06, Set: 22:04. Civil Dark: 17:14 - 07:36. Nautical Dark: 17:56 - 06:54. Astro Dark: 18:36 - 06:14

Total Clouds (% Sky Obscured)

45
51
54
53
53
57
61
54
48
43
50
59
68
56
50
44
35
26
16
38
56
75
77
81

Low Clouds (% Sky Obscured)

43
45
46
45
49
53
57
50
47
40
46
53
62
56
50
43
34
25
16
38
56
75
77
75

Medium Clouds (% Sky Obscured)

45
51
54
53
53
57
61
54
38
15
9
5
0
0
0
0
0
0
0
0
0
0
6
12

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
6
7
5

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 (%)

1
5
10
10
10
11
12
7
9
9
6
8
4
11
7
1
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
91
91
94
93
93
94
93
91
91
83
77
71
73
76
79
80
83
88
89
88
89
91

Pressure (mb)

1014
1014
1014
1015
1015
1016
1016
1016
1017
1017
1018
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1021
1020

Ozone (du)

319
321
321
320
320
320
321
321
321
320
320
316
312
308
306
304
302
299
297
294
294
294
294
295

Thursday 27

Waxing Crescent 44%

13:22

23:23

Sun - Rise: 08:16, Set: 16:35, Transit: 12:25. Moon - Rise: 13:22, Set: 23:23. Civil Dark: 17:13 - 07:37. Nautical Dark: 17:55 - 06:56. Astro Dark: 18:35 - 06:16

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Eindhoven, Gemeente Eindhoven, Netherlands (51.44,5.48)

Generated: 21/11/25 00:48:19. Forecast: 21/11/25 to 27/11/25. Timezone: UTC+1.00