Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waxing Gibbous 99%

20:11

05:36

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

Sun - Rise: 06:12, Set: 21:03, Transit: 13:39. Moon - Rise: 20:11, Set: 05:36. Civil Dark: 21:42 - 05:33. Nautical Dark: 22:31 - 04:43. Astro Dark: 23:32 - 03:41

Total Clouds (% Sky Obscured)

44
34
27
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low 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

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
1
1
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 (%)

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)

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

Chance of Frost

Temperature (°C)

15
17
18
19
20
20
20
19
18
16
14
13
12
11
11
10
9
9
8
8
10
12
14
16

Feels Like (°C)

10
11
12
13
14
15
16
15
15
13
11
9
9
9
8
7
7
6
6
6
7
9
11
13

Dew Point (°C)

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

Relative Humidity (%)

30
29
28
28
29
34
36
38
42
43
40
37
40
47
56
60
63
64
67
68
63
54
45
41

Pressure (mb)

1027
1026
1026
1025
1025
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

376
377
378
378
377
377
377
377
377
376
375
375
376
376
376
376
376
376
376
376
375
374
374
374

Friday 1

Full Moon 100%

21:26

05:53

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

Sun - Rise: 06:10, Set: 21:05, Transit: 13:38. Moon - Rise: 21:26, Set: 05:53. Civil Dark: 21:44 - 05:31. Nautical Dark: 22:33 - 04:41. Astro Dark: 23:36 - 03:37

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
0
22
56
100
100
99
100
93
22
82
93
77
93
97

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
0
34
0
0
17
44
49
60
43

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
13
19
0
0
53
95
93
22
45
58
50
49
53

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
0
0
33
100
100
96
100
23
22
67
82
45
70
93

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
7
34
22
5
7
15
9
26
28

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)

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

Chance of Frost

Temperature (°C)

18
20
21
22
23
23
23
22
20
18
16
15
14
13
13
13
12
12
13
13
15
16
18
19

Feels Like (°C)

15
17
19
20
20
21
22
21
20
17
15
14
14
12
11
10
10
10
10
11
13
15
16
18

Dew Point (°C)

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

Relative Humidity (%)

39
36
35
35
36
37
42
47
56
58
61
67
71
74
74
74
75
73
71
72
73
72
74
71

Pressure (mb)

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

Ozone (du)

375
376
376
376
376
376
377
378
380
382
384
385
385
385
382
376
373
371
371
371
370
368
368
367

Saturday 2

Waning Gibbous 98%

22:40

06:16

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
10 Bad
11 Bad

Sun - Rise: 06:08, Set: 21:07, Transit: 13:38. Moon - Rise: 22:40, Set: 06:16. Civil Dark: 21:45 - 05:29. Nautical Dark: 22:36 - 04:38. Astro Dark: 23:39 - 03:34

Total Clouds (% Sky Obscured)

99
98
100
100
94
97
100
100
100
80
95
98
100
100
100
88
100
100
100
99
99
100
100
99

Low Clouds (% Sky Obscured)

54
60
55
61
46
45
55
65
39
0
26
37
8
30
0
6
25
43
48
45
55
64
74
80

Medium Clouds (% Sky Obscured)

77
70
44
75
28
10
54
100
100
72
87
92
93
90
95
87
100
50
87
98
92
74
100
98

High Clouds (% Sky Obscured)

79
82
100
100
83
92
100
100
100
53
63
69
100
100
100
60
100
30
100
36
55
77
100
75

ISS Passover

Visibility (miles)

9
7
8
8
9
9
9
9
9
2
2
3
9
9
9
9
9
9
9
9
4
9
9
4

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

Precipitation Probability (%)

32
37
35
28
27
23
47
88
95
95
95
70
52
24
50
58
51
57
74
69
66
63
90
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.5
0.9
1.2
1
0.4
0.2
0
0.3
0.3
0
0
0.3
0.3
0.3
0.2
0.6
1.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
21
21
22
21
21
21
20
18
17
16
16
15
15
15
15
14
14
14
14
14
15
15
15

Feels Like (°C)

18
20
20
20
20
20
20
19
18
17
17
16
15
15
14
14
14
13
13
13
12
13
14
13

Dew Point (°C)

14
14
13
14
14
14
15
15
14
15
15
15
14
14
14
14
14
13
13
13
13
13
13
13

Relative Humidity (%)

66
63
61
61
63
64
68
72
79
87
92
93
93
93
95
96
96
96
96
95
93
90
86
85

Pressure (mb)

1018
1018
1017
1017
1016
1015
1015
1014
1014
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1009
1009
1009
1009
1009

Ozone (du)

366
364
363
362
362
362
362
363
365
364
366
366
367
367
368
367
367
366
367
367
368
369
370
372

Sunday 3

Waning Gibbous 95%

23:51

06:47

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

Sun - Rise: 06:06, Set: 21:08, Transit: 13:38. Moon - Rise: 23:51, Set: 06:47. Civil Dark: 21:47 - 05:27. Nautical Dark: 22:38 - 04:36. Astro Dark: 23:43 - 03:30

Total Clouds (% Sky Obscured)

98
97
97
98
98
81
69
51
52
51
51
50
45
37
60
81
100
90
80
70
80
85
97
84

Low Clouds (% Sky Obscured)

86
92
84
76
68
60
52
43
42
42
41
37
34
30
20
10
0
17
34
50
66
81
97
76

Medium Clouds (% Sky Obscured)

95
93
33
26
17
16
14
13
12
11
12
11
26
7
60
59
91
87
75
62
48
34
31
14

High Clouds (% Sky Obscured)

53
35
58
75
82
41
24
0
0
0
0
3
5
8
39
69
100
67
33
0
5
0
5
3

ISS Passover

Visibility (miles)

9
9
5
5
5
6
4
6
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

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

Precipitation Probability (%)

84
65
83
71
58
54
52
31
8
5
1
2
2
1
2
1
0
0
1
1
2
2
1
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
14
15
15
16
14
13
11
8
6
4
4
5
5
5
5
6
6
6
6
7
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
13
13
13
12
12
11
11
12
11
11
10
10
10
10
10
9
9
9
8
9
10
10
10

Relative Humidity (%)

93
87
83
81
72
77
69
74
78
86
89
89
90
90
90
91
90
91
90
87
84
84
78
73

Pressure (mb)

1009
1009
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1014

Ozone (du)

375
378
380
382
387
393
393
392
390
387
385
383
381
378
377
376
376
377
377
377
376
375
374
373

Monday 4

Waning Gibbous 90%

00:54

07:29

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
10 Bad
11 Bad

Sun - Rise: 06:04, Set: 21:10, Transit: 13:38. Moon - Rise: 00:54, Set: 07:29. Civil Dark: 21:49 - 05:25. Nautical Dark: 22:40 - 04:33. Astro Dark: 23:46 - 03:26

Total Clouds (% Sky Obscured)

83
76
77
76
77
68
60
51
48
44
41
41
45
41
53
58
62
74
81
92
93
95
97
98

Low Clouds (% Sky Obscured)

54
34
39
45
48
47
45
42
41
37
34
34
38
41
48
48
51
60
68
77
75
74
72
68

Medium Clouds (% Sky Obscured)

21
56
77
76
77
68
60
51
48
40
40
40
40
40
47
49
55
74
81
88
93
95
97
88

High Clouds (% Sky Obscured)

0
0
0
0
5
5
5
5
5
15
15
10
5
5
4
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
4
2
2
3
4
3
3
2
3
4
5
6
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

12
14
21
30
36
40
53
52
65
89
95
95
84
80
92
91
90
84
78
75
69
62
56
59

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.6
1.2
1.1
0.6
0.5
0.7
0.7
0.7
0.6
0.5
0.5
0.4
0.3
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
18
18
18
18
17
16
15
13
12
11
10
10
10
10
10
10
9
9
9
9
9
9

Feels Like (°C)

15
16
16
17
16
16
15
15
13
11
10
8
8
7
7
7
7
7
7
7
7
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

65
60
55
54
55
60
67
72
80
86
89
91
96
96
96
96
96
98
96
96
96
95
95
93

Pressure (mb)

1013
1013
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

373
373
374
374
373
371
370
367
366
365
366
367
370
371
374
377
379
382
380
379
378
377
377
376

Tuesday 5

Waning Gibbous 83%

01:45

08:23

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
10 Bad
11 Bad

Sun - Rise: 06:03, Set: 21:12, Transit: 13:38. Moon - Rise: 01:45, Set: 08:23. Civil Dark: 21:51 - 05:23. Nautical Dark: 22:43 - 04:31. Astro Dark: 23:50 - 03:22

Total Clouds (% Sky Obscured)

99
99
98
96
95
93
90
87
79
75
67
76
85
94
97
98
99
99
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

65
61
57
55
48
49
47
45
38
36
30
47
67
84
88
90
93
95
96
97
96
94
93
90

Medium Clouds (% Sky Obscured)

78
71
53
37
17
39
66
87
79
75
67
72
65
60
64
68
77
81
86
91
93
96
99
94

High Clouds (% Sky Obscured)

0
0
4
9
17
18
23
25
30
30
40
27
14
2
12
18
26
25
23
25
15
10
5
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
8
6
5
6
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

63
66
61
50
30
34
33
25
28
30
34
31
34
43
46
48
51
69
83
94
92
91
89
80

Precipitation Amount (mm)

0.3
0.4
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.8
0.7
0.6
0.6
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
83
84
83
83
84
87
88
90
91
93
95
95
94
94
94
94
94
94
94
95
93
91

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1011
1011
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012

Ozone (du)

376
376
376
376
375
375
377
378
379
382
384
387
389
390
391
393
394
395
393
391
388
388
387
386

Wednesday 6

Waning Gibbous 75%

02:24

09:29

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

Sun - Rise: 06:01, Set: 21:13, Transit: 13:38. Moon - Rise: 02:24, Set: 09:29. Civil Dark: 21:53 - 05:21. Nautical Dark: 22:45 - 04:29. Astro Dark: 23:54 - 03:18

Total Clouds (% Sky Obscured)

97
96
91
87
82
72
62
53
55
56
58
72
86
100
90
78
65
67
70
74

Low Clouds (% Sky Obscured)

87
85
79
73
66
61
56
51
38
23
7
9
12
20
25
25
30
30
30
30

Medium Clouds (% Sky Obscured)

88
82
62
40
15
8
2
0
0
0
0
4
11
22
22
19
19
18
16
20

High Clouds (% Sky Obscured)

4
0
2
1
0
1
2
2
13
20
26
26
28
30
36
37
41
40
44
43

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

68
57
46
42
38
35
30
20
12
7
3
18
23
27
24
19
8
8
6
2

Precipitation Amount (mm)

0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
77
71
68
65
62
66
70
74
77
82
87
87
85
85
84
84
83
81
78

Pressure (mb)

1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1016
1016
1016
1017
1017
1017
1018
1018
1019
1019

Ozone (du)

387
387
387
387
387
386
386
386
386
386
386
386
387
389
390
388
386
385
384
384

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

Generated: 30/04/26 12:00:42. Forecast: 30/04/26 to 06/05/26. Timezone: UTC+2.00