Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 31

Full Moon 100%

22:50

05:24

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: 05:27, Set: 21:52, Transit: 13:40. Moon - Rise: 22:50, Set: 05:24. Civil Dark: 22:38 - 04:41. Nautical Dark: 23:48 - 03:30. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
86
81
78
50
42
81
65
84
65
53
56
100
100
100
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

27
25
41
36
26
4
0
0
8
22
5
29
38
40
38
47
38
23
11
3
0
12
37
33

Medium Clouds (% Sky Obscured)

56
57
55
43
33
48
32
28
41
35
52
26
21
21
24
37
27
36
2
20
72
69
76
99

High Clouds (% Sky Obscured)

100
99
18
21
17
0
0
0
0
0
0
5
8
4
99
98
100
100
100
100
100
100
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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
1
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
11
8
7
4
4
4
2
2
3
3
3
4
4
5
7
9
10
10
11
10
9
9
7

Chance of Frost

Temperature (°C)

19
18
17
17
16
16
16
15
15
15
15
15
15
16
18
19
20
20
21
20
20
20
20
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
74
72
74
77
79
78
78
76
78
78
78
77
75
70
67
66
65
65
64
62
60
58
55

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1016
1016
1015
1015

Ozone (du)

361
363
364
365
367
370
372
366
360
358
354
352
350
349
346
345
346
346
345
345
345
344
342
342

Monday 1

Waning Gibbous 97%

23:45

06:15

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: 05:26, Set: 21:53, Transit: 13:40. Moon - Rise: 23:45, Set: 06:15. Civil Dark: 22:40 - 04:40. Nautical Dark: 23:50 - 03:28. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
93
100
100
99
100
100
99
100
100

Low Clouds (% Sky Obscured)

0
22
42
46
26
8
11
20
26
35
50
45
47
47
53
40
79
54
57
87
81
27
61
48

Medium Clouds (% Sky Obscured)

100
85
92
71
84
91
99
100
100
100
100
100
99
78
83
89
97
52
67
64
97
81
92
96

High Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
100
100
100
100
100
78
54
86
99
95
100
93
98
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
5
7
3
8
8
9
4
4
8
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

0
1
1
1
0
0
2
13
25
35
37
70
83
95
95
54
65
89
93
95
95
59
39
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.6
1
0.2
0.3
0.7
0.5
1
0.7
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
16
16
16
16
16
15
15
15
15
14
15
15
17
18
18
17
18
16
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

57
62
66
66
67
68
68
67
69
73
74
74
79
86
93
96
93
93
80
81
89
89
79
74

Pressure (mb)

1014
1014
1013
1013
1012
1012
1011
1010
1009
1008
1008
1007
1007
1007
1006
1006
1006
1005
1005
1004
1004
1004
1004
1004

Ozone (du)

340
342
342
343
344
345
345
345
346
347
350
353
353
356
359
364
368
370
374
375
377
379
379
383

Tuesday 2

Waning Gibbous 93%

00:28

07:18

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 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:26, Set: 21:54, Transit: 13:41. Moon - Rise: 00:28, Set: 07:18. Civil Dark: 22:41 - 04:39. Nautical Dark: 23:52 - 03:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
99
73
75
73
73
67
45
47
41
36
48
62
77
95
97

Low Clouds (% Sky Obscured)

45
41
53
56
55
60
54
56
53
64
57
64
72
71
58
45
47
41
36
29
16
3
28
53

Medium Clouds (% Sky Obscured)

100
100
91
93
81
99
81
76
68
59
27
10
0
7
11
0
0
0
0
10
24
40
43
47

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
24
20
9
25
45
2
0
0
1
0
1
7
14
24
67
85

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 (%)

21
3
0
6
1
1
2
2
1
22
29
7
6
6
4
1
1
1
1
0
2
0
3
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
11
11
11
11
12
14
13
10
8
8
10
10
10
11
12
13
15
16
16
15
16
16
16

Chance of Frost

Temperature (°C)

17
16
16
15
15
15
15
15
15
15
15
15
15
15
16
17
17
18
18
19
19
19
19
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
79
86
90
90
90
89
90
93
93
93
90
86
82
74
72
71
70
67
64
62
62
61
65

Pressure (mb)

1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1006
1006
1007
1007
1008
1008
1008
1009
1009
1009
1009
1008
1008
1008

Ozone (du)

380
383
386
384
384
384
386
387
388
389
391
392
390
385
378
372
367
363
360
358
356
352
348
345

Wednesday 3

Waning Gibbous 88%

00:59

08:29

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: 05:25, Set: 21:55, Transit: 13:41. Moon - Rise: 00:59, Set: 08:29. Civil Dark: 22:42 - 04:38. Nautical Dark: 23:54 - 03:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
99
98
98
98
99
100
100
100
100
99
96
97
90
81
71
81
90
100
93
86
81
67
54

Low Clouds (% Sky Obscured)

78
65
49
38
42
44
49
63
76
90
86
83
79
72
68
68
61
54
47
48
48
49
40
29

Medium Clouds (% Sky Obscured)

90
34
37
95
94
94
93
95
97
74
41
37
29
23
20
32
29
83
100
92
82
76
67
54

High Clouds (% Sky Obscured)

100
98
96
94
96
98
100
100
100
100
99
96
97
67
33
0
0
0
5
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
7
3
4
3
9
9
9
9
9
9
9
8
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
8
14
12
45
64
95
95
95
78
53
66
85
73
60
40
33
40
29
23
24
22
25
19

Precipitation Amount (mm)

0
0
0
0
0
0
0.6
0.6
1
0.3
0
0.3
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
18
17
17
17
16
16
16
16
16
15
15
16
17
17
18
17
17
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
70
67
70
71
68
74
92
95
95
92
90
89
87
79
71
66
66
71
70
68
71
70
71

Pressure (mb)

1007
1007
1006
1006
1005
1005
1004
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1004

Ozone (du)

345
344
344
346
349
350
355
360
367
383
385
382
382
376
374
374
373
372
372
371
370
372
373
374

Thursday 4

Waning Gibbous 81%

01:21

09:43

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 OK
17 Bad
18 Bad

Sun - Rise: 05:24, Set: 21:56, Transit: 13:41. Moon - Rise: 01:21, Set: 09:43. Civil Dark: 22:44 - 04:37. Nautical Dark: 23:56 - 03:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

41
52
61
73
72
75
77
78
79
80
68
63
60
64
51
40
39
39
38
35
32
31
25
20

Low Clouds (% Sky Obscured)

21
32
43
54
53
55
50
52
54
55
55
59
60
47
41
35
36
37
38
34
30
26
24
20

Medium Clouds (% Sky Obscured)

41
52
60
68
66
68
67
66
66
68
25
9
0
15
20
24
16
7
1
16
32
31
25
20

High Clouds (% Sky Obscured)

0
0
0
5
1
1
5
10
3
0
0
0
0
3
2
0
0
0
0
1
2
3
7
12

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

Precipitation Probability (%)

14
14
9
6
19
28
30
61
74
78
85
73
51
64
55
37
39
34
21
23
21
13
28
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
0.5
0.5
0.7
0.5
0
0.4
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
16
16
15
15
14
14
14
14
13
13
13
13
13
14
14
15
16
16
17
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
68
69
67
68
67
69
70
70
69
71
72
74
71
70
69
67
66
65
63
63
63
63
63

Pressure (mb)

1004
1004
1004
1005
1005
1005
1005
1005
1006
1006
1006
1007
1007
1008
1009
1009
1010
1011
1012
1012
1013
1013
1014
1014

Ozone (du)

376
373
374
375
380
384
394
396
399
403
408
413
418
418
413
408
403
398
393
389
389
389
389
389

Friday 5

Waning Gibbous 72%

01:38

10:59

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

Sun - Rise: 05:24, Set: 21:57, Transit: 13:41. Moon - Rise: 01:38, Set: 10:59. Civil Dark: 22:45 - 04:36. Nautical Dark: 23:58 - 03:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

20
22
24
21
16
10
1
1
0
0
6
12
17
19
26
31
31
35
38
57
70
84
90
95

Low Clouds (% Sky Obscured)

20
14
7
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)

20
22
24
21
16
10
1
1
0
0
4
7
12
8
6
3
9
14
23
42
61
81
83
84

High Clouds (% Sky Obscured)

19
17
16
14
8
3
0
0
0
0
0
0
0
2
3
7
10
12
15
16
17
18
42
72

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 (%)

29
34
35
23
22
21
16
11
5
0
0
0
0
2
2
1
2
1
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
11
10
10
10
11
11
10
9
9
9
9
9
9
10
10
10
9
9
8
8
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
12
12
11
11
11
10
11
11
11
11
11
11
12
13
13
13
13
14
16
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

62
60
63
69
73
74
75
76
77
76
77
77
76
76
70
65
59
56
53
51
51
49
49
50

Pressure (mb)

1015
1015
1016
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1021
1021
1021
1022
1022
1022
1022
1021
1021
1021
1021

Ozone (du)

390
390
391
392
393
392
390
389
384
380
376
372
368
365
364
362
361
362
362
362
363
363
364
362

Saturday 6

Waning Gibbous 62%

01:51

12:16

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

Sun - Rise: 05:23, Set: 21:58, Transit: 13:41. Moon - Rise: 01:51, Set: 12:16. Civil Dark: 22:46 - 04:36. Nautical Dark: 00:00 - 03:21. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
99
99
99
99
100
100
95
92
93
95
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

86
87
88
91
75
58
43
43
47
52
55
57
55
48
42
36
37
29
31

High Clouds (% Sky Obscured)

99
91
84
76
85
93
100
94
89
82
87
94
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
18
17
16
16
15
15
14
14
14
14
15
15
17
19
20
21
22

Feels Like (°C)

16
16
15
16
16
15
15
14
13
13
13
13
13
13
15
15
16
16
18

Dew Point (°C)

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

Relative Humidity (%)

52
53
55
58
62
62
61
61
63
64
65
64
65
64
59
54
50
49
47

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1019
1019
1018
1018

Ozone (du)

361
360
360
361
361
362
363
364
362
360
359
356
354
352
351
351
350
350
350

Forecast for Schildersbuurt, Gemeente Den Haag, Netherlands (52.07,4.30)

Generated: 31/05/26 18:40:40. Forecast: 31/05/26 to 06/06/26. Timezone: UTC+2.00