Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Crescent 14%

08:27

01:44

10 OK
11 OK
12 OK
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

Sun - Rise: 06:31, Set: 20:47, Transit: 13:40. Moon - Rise: 08:27, Set: 01:44. Civil Dark: 21:23 - 05:55. Nautical Dark: 22:09 - 05:09. Astro Dark: 23:02 - 04:15

Total Clouds (% Sky Obscured)

35
39
42
94
74
64
77
69
52
59
63
61
83
78
90
97
95
91
82
74
88
88
55
44

Low Clouds (% Sky Obscured)

35
39
35
83
44
35
45
38
40
57
40
47
54
63
78
87
89
71
71
59
72
80
53
38

Medium Clouds (% Sky Obscured)

0
2
36
27
27
24
26
26
16
2
26
25
43
36
55
59
53
49
58
19
17
12
1
3

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
6
8
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 (%)

1
5
3
15
16
20
25
18
17
16
3
4
7
22
28
36
27
16
6
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
2
1
1
3
2
2
3
4
4
7
7
5
4
5
5
6
5
5
4
4
4
5
3

Relative Humidity (%)

64
55
50
47
52
49
51
54
57
59
77
85
82
79
85
90
91
85
87
87
86
90
91
81

Pressure (mb)

1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1024
1024
1025

Ozone (du)

426
426
427
428
428
427
425
426
427
429
430
429
426
422
420
418
415
414
413
411
411
413
418
422

Tuesday 21

Waxing Crescent 23%

09:37

02:48

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

Sun - Rise: 06:29, Set: 20:49, Transit: 13:40. Moon - Rise: 09:37, Set: 02:48. Civil Dark: 21:25 - 05:53. Nautical Dark: 22:11 - 05:06. Astro Dark: 23:05 - 04:12

Total Clouds (% Sky Obscured)

48
41
22
9
8
24
21
22
6
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

48
41
22
7
5
18
21
22
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium 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

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 (%)

1
0
1
15
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
13
13
13
14
14
14
14
13
11
9
9
9
9
9
9
9
9
9
8
8
8
10

Chance of Frost

Temperature (°C)

8
9
11
12
13
14
14
14
14
13
12
10
9
8
7
6
6
5
5
4
4
4
5
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
67
60
57
50
47
45
44
46
52
56
59
62
62
64
70
76
79
82
83
83
83
76
66

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1028
1028
1029

Ozone (du)

423
425
426
426
422
418
417
417
418
417
414
412
406
405
405
402
394
388
387
387
391
393
394
396

Wednesday 22

Waxing Crescent 34%

No Rise

03:32

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

Sun - Rise: 06:27, Set: 20:50, Transit: 13:40. Moon - Rise: No Rise, Set: 03:32. Civil Dark: 21:27 - 05:51. Nautical Dark: 22:13 - 05:04. Astro Dark: 23:08 - 04:09

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
41
70
87
89
81
77
66
68

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
41
70
87
89
81
77
66
50

Medium 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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
11
29

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)

11
11
12
12
12
12
12
12
12
10
8
7
8
8
8
8
7
7
7
7
6
6
6
7

Chance of Frost

Temperature (°C)

10
11
13
14
15
16
16
16
16
16
14
11
10
9
8
7
6
5
5
5
5
5
6
8

Feels Like (°C)

6
8
10
11
12
13
13
14
13
13
13
10
7
7
6
6
4
4
4
4
3
4
5
6

Dew Point (°C)

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

Relative Humidity (%)

59
53
47
44
43
42
42
44
44
51
61
67
67
70
78
81
82
85
88
88
86
86
83
71

Pressure (mb)

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

Ozone (du)

399
399
395
393
396
396
398
397
393
392
392
393
395
396
395
393
391
387
383
379
376
375
374
374

Thursday 23

Waxing Crescent 46%

11:00

04:02

10 Bad
11 OK
12 OK
13 Good
14 OK
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

Sun - Rise: 06:25, Set: 20:52, Transit: 13:40. Moon - Rise: 11:00, Set: 04:02. Civil Dark: 21:29 - 05:48. Nautical Dark: 22:15 - 05:01. Astro Dark: 23:10 - 04:05

Total Clouds (% Sky Obscured)

59
37
20
5
23
46
67
78
87
91
93
90
87
88
89
93
91
89
87
92
93
95
96
95

Low Clouds (% Sky Obscured)

34
22
11
0
0
0
0
0
0
0
18
36
54
56
58
60
68
76
84
87
89
91
86
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
9
14
11
9
7
5
3
0
0
0
0
0
0
0
3
5

High Clouds (% Sky Obscured)

38
20
12
5
19
32
46
59
74
91
90
81
71
73
74
76
84
89
87
92
93
95
96
95

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)

8
8
10
11
12
13
13
14
13
13
12
11
10
8
7
7
6
6
6
6
7
8
10
12

Chance of Frost

Temperature (°C)

10
11
13
14
16
16
16
15
14
13
11
9
9
8
7
7
6
6
6
6
6
7
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
42
38
37
39
40
42
46
50
59
66
74
81
87
90
91
91
93
93
93
91
90
81
73

Pressure (mb)

1030
1030
1030
1030
1029
1029
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1025
1025
1024
1024
1024

Ozone (du)

372
371
369
367
365
366
368
369
367
364
363
362
364
366
367
367
366
363
362
362
361
360
360
359

Friday 24

First Quarter 58%

12:26

04:22

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

Sun - Rise: 06:23, Set: 20:54, Transit: 13:39. Moon - Rise: 12:26, Set: 04:22. Civil Dark: 21:31 - 05:46. Nautical Dark: 22:18 - 04:59. Astro Dark: 23:13 - 04:02

Total Clouds (% Sky Obscured)

90
89
79
73
63
55
43
42
41
40
50
60
69
73
91
98
98
98
97
98
99
100
100
100

Low Clouds (% Sky Obscured)

76
65
53
42
44
47
43
42
41
40
50
60
69
73
91
98
98
97
97
98
99
100
100
100

Medium Clouds (% Sky Obscured)

8
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

90
89
79
73
56
28
0
0
0
0
0
1
1
0
0
0
1
0
1
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
1
2
2
1
4
3
0
4
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
9
11
13
13
12
11
10
9
8
6
5
6
6
5
4
4
4
4
4
4
4
5

Dew Point (°C)

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

Relative Humidity (%)

67
64
61
59
54
50
50
52
57
63
71
78
85
90
91
78
73
73
71
71
70
71
73
68

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022

Ozone (du)

359
358
357
357
357
356
355
355
356
357
359
361
363
369
369
369
372
375
378
381
382
383
384
382

Saturday 25

Waxing Gibbous 68%

13:50

04:37

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:21, Set: 20:55, Transit: 13:39. Moon - Rise: 13:50, Set: 04:37. Civil Dark: 21:32 - 05:44. Nautical Dark: 22:20 - 04:56. Astro Dark: 23:16 - 03:59

Total Clouds (% Sky Obscured)

100
99
97
93
92
88
87
83
83
84
79
64
62
60
57
51
49
62
74
81
85
88
87
88

Low Clouds (% Sky Obscured)

100
99
97
93
90
80
80
74
74
73
73
64
62
60
55
47
49
62
74
77
80
82
82
84

Medium 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

High Clouds (% Sky Obscured)

1
0
0
0
0
0
2
3
4
3
2
1
0
1
1
2
7
9
13
12
11
12
9
8

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 (%)

6
9
11
13
10
7
2
4
5
4
4
4
3
5
5
2
3
3
1
2
2
0
1
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)

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

Chance of Frost

Temperature (°C)

11
12
13
14
15
14
14
14
13
12
11
10
8
7
7
6
6
6
7
7
7
8
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
61
56
52
48
48
49
49
53
56
60
67
74
82
85
87
88
85
81
77
74
73
70
67

Pressure (mb)

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

Ozone (du)

379
377
376
375
374
376
378
380
383
385
388
388
387
387
388
388
389
391
393
395
395
394
393
394

Sunday 26

Waxing Gibbous 78%

15:11

04:49

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

Sun - Rise: 06:19, Set: 20:57, Transit: 13:39. Moon - Rise: 15:11, Set: 04:49. Civil Dark: 21:34 - 05:42. Nautical Dark: 22:22 - 04:54. Astro Dark: 23:20 - 03:55

Total Clouds (% Sky Obscured)

86
84
81
81
75
70
65
59
54
46
43
40
38
26
14
3
14
25
36
36
37
38

Low Clouds (% Sky Obscured)

85
75
67
55
49
47
44
37
29
22
21
19
17
12
6
0
8
16
23
27
32
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
5
5
0
4
4
3
7
14
30
36
40
38
26
14
3
12
22
31
20
12
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

Fog (%)

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

Precipitation Probability (%)

0
1
2
1
2
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
11
12
13
14
14
14
14
13
12
12
10
9
7
7
6
6
6
5
5
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
60
58
56
52
52
52
52
57
62
67
72
80
85
88
91
93
93
91
93
90
88

Pressure (mb)

1022
1023
1023
1022
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025

Ozone (du)

394
394
394
394
394
392
390
388
388
388
387
389
390
391
393
395
398
398
399
400
400
400

Forecast for Oudenbosch, Gemeente Halderberge, Netherlands (51.58,4.53)

Generated: 20/04/26 10:20:53. Forecast: 20/04/26 to 26/04/26. Timezone: UTC+2.00