Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 13

Waning Crescent 12%

05:34

15:32

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 OK
02 Good
03 Good
04 OK
05 OK
06 OK
07 OK
08 OK
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:43, Set: 20:31, Transit: 13:38. Moon - Rise: 05:34, Set: 15:32. Civil Dark: 21:06 - 06:08. Nautical Dark: 21:50 - 05:24. Astro Dark: 22:38 - 04:35

Total Clouds (% Sky Obscured)

100
100
100
100
95
96
98
99
100
99
100
87
26
0
7
22
29
30
34
45
59
67
68
63

Low Clouds (% Sky Obscured)

49
60
70
86
90
68
72
71
69
63
50
9
2
0
6
16
20
23
30
43
56
64
61
49

Medium Clouds (% Sky Obscured)

94
99
100
100
95
94
89
97
99
98
100
87
17
0
0
0
0
0
0
0
0
0
0
6

High Clouds (% Sky Obscured)

100
100
100
100
53
43
80
74
100
89
93
5
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
4
44
63
0
0

Precipitation Type

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

Precipitation Probability (%)

2
6
0
61
64
44
40
29
26
22
5
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.5
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
4
5
5
5
7
7
6
6
5
4
1
5
4
5
5
5
5
5
6
6
5
5

Chance of Frost

Temperature (°C)

13
13
13
13
12
11
11
10
10
9
9
9
8
7
6
6
5
5
5
5
8
10
12
13

Feels Like (°C)

10
10
11
10
10
8
8
7
7
6
6
6
6
6
6
5
4
4
4
5
7
9
11
13

Dew Point (°C)

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

Relative Humidity (%)

47
47
47
46
47
52
64
73
70
69
67
68
69
70
70
74
82
86
89
86
79
69
62
53

Pressure (mb)

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

Ozone (du)

399
398
396
396
397
402
410
420
426
432
439
444
456
459
457
443
438
435
433
429
427
427
424
420

Tuesday 14

Waning Crescent 6%

05:46

16:52

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

Sun - Rise: 06:41, Set: 20:33, Transit: 13:38. Moon - Rise: 05:46, Set: 16:52. Civil Dark: 21:08 - 06:05. Nautical Dark: 21:52 - 05:21. Astro Dark: 22:41 - 04:32

Total Clouds (% Sky Obscured)

71
73
66
72
66
68
27
30
14
7
1
1
1
2
3
30
9
4
5
23
45
59
97
100

Low Clouds (% Sky Obscured)

45
40
12
33
41
48
27
30
14
7
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

38
31
29
26
15
14
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
50
50

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
30
9
4
5
23
45
57
97
100

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 (%)

2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
15
15
15
15
14
12
11
10
10
10
8
7
6
6
5
4
4
6
8
10
11
13

Dew Point (°C)

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

Relative Humidity (%)

45
42
39
38
37
38
43
50
49
50
52
57
58
60
60
60
62
65
67
66
58
53
49
44

Pressure (mb)

1021
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

417
415
410
407
402
400
398
397
395
391
388
385
382
379
377
373
371
371
370
369
366
365
364
363

Wednesday 15

Waning Crescent 2%

05:59

18:15

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
12 Bad

Sun - Rise: 06:38, Set: 20:34, Transit: 13:38. Moon - Rise: 05:59, Set: 18:15. Civil Dark: 21:10 - 06:03. Nautical Dark: 21:54 - 05:19. Astro Dark: 22:43 - 04:29

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
93
100
100
100
81
98
100
100
94
71
93
89
86
88
88
73
73
76

Low Clouds (% Sky Obscured)

24
34
32
27
6
0
0
32
9
17
1
16
29
70
85
55
25
66
64
65
60
64
55
52

Medium Clouds (% Sky Obscured)

45
45
50
50
100
95
82
51
73
79
81
98
95
99
67
24
44
70
26
35
59
24
21
13

High Clouds (% Sky Obscured)

100
100
100
100
100
81
49
100
100
100
14
2
0
0
0
0
3
2
63
53
44
2
28
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 (%)

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
1
0
0
0
0
0
0
0
0
1
1
4
0
4
21
42
35
13
4
5
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
40
39
39
40
43
48
52
54
59
59
60
63
72
72
71
70
71
77
84
86
72
57
47

Pressure (mb)

1022
1022
1021
1021
1020
1020
1020
1020
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1022
1022

Ozone (du)

361
360
361
359
358
356
356
355
355
358
359
362
374
377
373
370
372
371
372
374
376
379
378
377

Thursday 16

Waning Crescent 2%

06:13

19:40

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
12 Bad

Sun - Rise: 06:36, Set: 20:36, Transit: 13:37. Moon - Rise: 06:13, Set: 19:40. Civil Dark: 21:12 - 06:01. Nautical Dark: 21:56 - 05:16. Astro Dark: 22:46 - 04:25

Total Clouds (% Sky Obscured)

80
81
99
100
100
100
100
94
87
81
84
88
91
94
97
100
95
90
85
81
76
72
77
83

Low Clouds (% Sky Obscured)

48
43
40
34
38
41
45
40
36
31
21
10
0
4
7
11
7
4
0
0
0
0
4
8

Medium Clouds (% Sky Obscured)

11
21
30
40
35
35
35
31
23
40
84
76
34
60
67
69
81
87
83
81
76
72
77
83

High Clouds (% Sky Obscured)

70
76
99
100
100
100
100
78
51
22
38
53
69
79
90
100
67
33
0
0
0
5
12
23

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
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
38
36
36
36
40
48
55
58
60
62
67
71
76
77
76
74
71
69
68
63
61
54
52

Pressure (mb)

1022
1022
1022
1022
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1023
1023
1023
1022

Ozone (du)

378
375
374
374
373
372
371
370
366
364
364
364
364
364
362
359
356
357
358
358
359
360
359
358

Friday 17

New Moon 0%

06:31

21:11

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
12 Bad

Sun - Rise: 06:34, Set: 20:38, Transit: 13:37. Moon - Rise: 06:31, Set: 21:11. Civil Dark: 21:13 - 05:58. Nautical Dark: 21:58 - 05:14. Astro Dark: 22:49 - 04:22

Total Clouds (% Sky Obscured)

91
89
88
86
83
82
83
90
95
100
99
98
97
97
96
94
93
93
93
95
97
98
93
87

Low Clouds (% Sky Obscured)

11
9
6
6
3
2
8
13
5
3
5
4
10
22
38
52
48
34
25
0
0
0
7
15

Medium Clouds (% Sky Obscured)

88
87
72
81
76
36
34
27
28
26
31
35
35
35
35
26
23
28
24
37
28
29
22
19

High Clouds (% Sky Obscured)

37
31
21
10
6
2
3
36
68
100
69
38
7
5
1
0
19
38
57
70
83
97
76
56

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
48
47
45
44
44
50
59
65
69
70
71
74
74
74
72
71
71
72
72
70
69
67
63

Pressure (mb)

1022
1022
1022
1021
1021
1021
1021
1021
1021
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020

Ozone (du)

358
357
357
357
358
359
360
361
361
360
359
357
356
357
356
356
356
357
359
360
363
365
368
371

Saturday 18

Waxing Crescent 2%

06:56

22:44

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
12 Bad

Sun - Rise: 06:32, Set: 20:39, Transit: 13:37. Moon - Rise: 06:56, Set: 22:44. Civil Dark: 21:15 - 05:56. Nautical Dark: 22:00 - 05:11. Astro Dark: 22:51 - 04:19

Total Clouds (% Sky Obscured)

84
91
95
99
90
82
76
72
68
65
68
72
78
78
83
89
91
93
95
96
98
100
98
97

Low Clouds (% Sky Obscured)

35
31
23
13
19
25
31
29
31
28
31
33
39
27
15
3
17
30
42
53
66
80
81
82

Medium Clouds (% Sky Obscured)

19
34
39
50
55
60
64
60
55
50
59
70
78
78
83
89
89
81
73
82
91
100
93
87

High Clouds (% Sky Obscured)

35
32
29
26
17
10
2
7
12
16
17
18
15
16
12
13
10
7
4
6
9
11
12
13

ISS Passover

Visibility (miles)

9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

2
15
24
28
35
38
44
41
27
5
11
9
4
9
5
2
3
4
6
27
42
59
77
85

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
18
18
17
17
18
18
14
14
13
13
12
12
9
9
9
9
9
9
10
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

58
54
53
51
48
56
65
74
78
80
83
83
84
86
84
84
84
83
83
83
83
81
81
76

Pressure (mb)

1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

374
377
379
381
383
381
379
376
375
374
373
375
376
377
382
386
391
395
399
403
403
402
402
399

Sunday 19

Waxing Crescent 6%

07:32

00:17

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

Sun - Rise: 06:30, Set: 20:41, Transit: 13:37. Moon - Rise: 07:32, Set: 00:17. Civil Dark: 21:17 - 05:54. Nautical Dark: 22:02 - 05:08. Astro Dark: 22:54 - 04:16

Total Clouds (% Sky Obscured)

95
93
92
90
86
82
78
75
70
60
69
83
96
96
97
96
97
98
99

Low Clouds (% Sky Obscured)

82
76
68
61
67
71
75
70
65
56
63
79
95
94
94
93
94
96
98

Medium Clouds (% Sky Obscured)

80
82
84
86
71
50
29
18
17
15
18
20
21
26
23
20
22
19
18

High Clouds (% Sky Obscured)

18
39
59
85
75
75
61
63
55
52
33
18
6
4
2
0
1
1
2

ISS Passover

Visibility (miles)

7
5
7
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

Precipitation Type

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

Precipitation Probability (%)

91
94
92
84
77
68
49
56
53
44
40
33
29
45
37
10
15
27
2

Precipitation Amount (mm)

0.6
0.6
0.6
0.5
0.3
0.2
0
0
0
0
0
0
0
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
66
63
61
58
63
68
73
76
78
81
81
80
80
78
80
80
80
78

Pressure (mb)

1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

396
392
388
384
379
376
372
369
367
366
364
363
363
362
363
365
366
366
365

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

Generated: 13/04/26 13:26:18. Forecast: 13/04/26 to 19/04/26. Timezone: UTC+2.00