Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 13

Waning Crescent 1%

03:53

20:45

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

Sun - Rise: 05:18, Set: 22:00, Transit: 13:39. Moon - Rise: 03:53, Set: 20:45. Civil Dark: 22:49 - 04:29. Nautical Dark: 00:07 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
93
87
85
85
95
87
90
92
70
75
39
39
80
66
60
81
91
53
47
52
52
77
99

Low Clouds (% Sky Obscured)

54
30
58
50
61
66
55
57
51
58
61
39
32
67
54
50
62
72
53
47
52
51
51
59

Medium Clouds (% Sky Obscured)

37
37
51
39
45
57
57
57
62
36
24
0
7
21
14
8
17
20
0
0
0
0
19
64

High Clouds (% Sky Obscured)

4
1
1
7
1
0
0
0
0
0
0
0
0
0
1
1
0
0
0
1
0
7
38
77

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
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 (%)

13
0
14
13
19
15
13
5
11
2
4
4
4
13
19
18
17
15
13
8
10
5
2
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)

18
15
12
9
8
7
7
8
9
9
10
10
9
9
12
14
14
14
14
14
15
15
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
58
64
69
71
75
76
74
71
75
72
76
83
81
78
73
72
73
70
66
61
56
51
54

Pressure (mb)

1019
1019
1019
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

352
356
358
359
361
365
365
367
368
368
367
366
366
365
366
366
364
364
364
364
365
365
367
369

Sunday 14

Waning Crescent 0%

04:48

22:09

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

Sun - Rise: 05:18, Set: 22:01, Transit: 13:40. Moon - Rise: 04:48, Set: 22:09. Civil Dark: 22:50 - 04:29. Nautical Dark: 00:08 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
100
47
50
45
57
34
49
86
97
74
66
70
83
83
49
47
35
33
42
39
37
35
92

Low Clouds (% Sky Obscured)

45
52
46
50
42
57
34
49
86
97
74
62
64
81
82
49
47
35
33
42
39
37
35
28

Medium Clouds (% Sky Obscured)

78
71
0
3
20
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

78
100
21
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
9
78

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
1
7
2
2
1
7
5
2
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
12
12
11
11
11
10
9
10
9
10
10
11
12
14
15
16
16
16
16
16
15

Dew Point (°C)

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

Relative Humidity (%)

58
62
66
73
83
88
90
90
83
73
72
66
67
70
65
63
55
50
45
43
42
42
43
45

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

371
371
371
372
372
373
375
377
378
379
379
379
379
379
378
376
374
374
371
370
367
366
366
366

Monday 15

New Moon 3%

06:04

23:14

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:18, Set: 22:01, Transit: 13:40. Moon - Rise: 06:04, Set: 23:14. Civil Dark: 22:50 - 04:29. Nautical Dark: 00:09 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
85
100
100
100
96
100
100
100
100
100
100
99
99
94
100
78
72
82
89
98
88

Low Clouds (% Sky Obscured)

14
13
0
0
0
7
21
0
0
34
49
57
39
72
49
93
81
100
77
62
62
61
63
55

Medium Clouds (% Sky Obscured)

0
9
96
84
76
54
87
93
59
96
100
100
100
100
98
89
88
77
55
53
41
4
2
3

High Clouds (% Sky Obscured)

99
100
100
25
98
100
100
87
100
100
100
100
95
52
25
50
0
2
1
2
31
68
91
78

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
5
37
46
49
62
41
22
13
11
31
19
0
0
0
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
8
6
5
4
4
3
3
4
4
5
6
5
6
6
8
9
10
11
11
11
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
9
9
9
9
9
9
9
9
9
9
8
8
9
11
12
10
12
15
17
16
15
14

Relative Humidity (%)

47
50
60
67
75
79
83
83
81
81
80
80
76
75
74
79
77
66
70
82
90
85
71
65

Pressure (mb)

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

Ozone (du)

365
364
362
362
360
357
357
356
356
356
357
358
358
360
359
362
357
350
347
345
345
343
341
338

Tuesday 16

Waxing Crescent 9%

07:34

23:58

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:18, Set: 22:02, Transit: 13:40. Moon - Rise: 07:34, Set: 23:58. Civil Dark: 22:51 - 04:29. Nautical Dark: 00:10 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

76
70
59
84
91
92
93
94
93
93
91
93
93
93
95
93
83
86
77
76
67
62
54
53

Low Clouds (% Sky Obscured)

47
38
24
12
1
12
21
34
47
61
75
74
73
72
71
71
70
73
76
76
67
62
54
49

Medium Clouds (% Sky Obscured)

4
5
15
47
83
90
93
94
93
80
91
91
73
53
83
79
51
64
44
40
31
18
6
16

High Clouds (% Sky Obscured)

76
70
38
84
70
53
51
49
33
10
5
16
33
49
33
16
0
0
0
0
0
0
0
4

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
5
7
3
8
10
10
8
5
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)

12
10
10
9
7
6
6
5
6
7
7
7
8
9
10
11
12
13
13
14
15
14
14
14

Chance of Frost

Temperature (°C)

20
20
19
18
17
16
16
16
15
15
15
16
16
16
16
18
19
21
21
23
23
24
24
25

Feels Like (°C)

18
18
18
18
16
15
16
15
15
15
14
14
14
15
15
16
17
19
19
21
22
23
23
24

Dew Point (°C)

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

Relative Humidity (%)

65
69
75
82
87
92
92
87
83
82
82
78
78
75
72
64
55
48
49
47
49
49
51
52

Pressure (mb)

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

Ozone (du)

337
338
337
337
339
338
336
335
335
335
334
334
333
333
331
330
330
329
330
331
332
332
332
332

Wednesday 17

Waxing Crescent 17%

09:07

00:27

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
13 Bad
14 Bad
15 OK
16 OK
17 OK

Sun - Rise: 05:18, Set: 22:02, Transit: 13:40. Moon - Rise: 09:07, Set: 00:27. Civil Dark: 22:51 - 04:29. Nautical Dark: 00:10 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

56
53
55
64
71
76
78
73
74
75
70
71
68
66
51
68
88
87
85
84
66
48
32
34

Low Clouds (% Sky Obscured)

40
35
23
12
0
13
27
40
28
16
5
5
5
5
24
40
52
42
31
18
9
4
0
3

Medium Clouds (% Sky Obscured)

27
37
37
36
35
30
21
11
19
27
32
28
24
20
9
6
4
5
5
6
8
10
12
23

High Clouds (% Sky Obscured)

7
11
37
63
71
76
63
50
46
43
37
42
46
49
30
55
80
77
75
73
54
34
16
31

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
6

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

Chance of Frost

Temperature (°C)

24
24
23
21
20
19
18
17
17
17
16
16
16
18
19
20
22
23
25
26
27
28
28
28

Feels Like (°C)

23
24
24
22
21
20
20
19
18
18
18
18
18
19
21
21
22
22
23
24
24
31
29
29

Dew Point (°C)

15
16
17
17
16
16
16
16
16
15
15
15
15
16
16
15
16
15
16
16
16
16
16
16

Relative Humidity (%)

55
61
68
75
81
85
88
90
92
92
93
93
93
88
80
72
67
60
57
54
50
50
48
47

Pressure (mb)

1017
1017
1017
1017
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1018
1018
1018
1018
1018
1017

Ozone (du)

331
331
332
332
331
329
330
329
329
329
330
331
330
329
329
328
328
327
327
327
326
326
325
325

Thursday 18

Waxing Crescent 27%

10:36

00:47

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

Sun - Rise: 05:18, Set: 22:03, Transit: 13:41. Moon - Rise: 10:36, Set: 00:47. Civil Dark: 22:52 - 04:29. Nautical Dark: 00:11 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

35
31
33
40
47
32
23
15
57
88
100
100
100
100
95
90
81
85
92
99
81
62
46
58

Low Clouds (% Sky Obscured)

6
10
15
15
22
25
23
15
20
15
9
12
14
15
10
5
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

35
31
33
40
47
32
23
15
39
49
57
69
82
95
72
49
27
35
47
56
51
39
28
39

High Clouds (% Sky Obscured)

34
21
29
36
38
30
23
15
49
73
100
100
100
100
82
65
47
66
83
99
74
49
24
45

ISS Passover

Visibility (miles)

9
9
8
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

14
17
39
46
50
54
53
46
61
70
83
77
55
31
26
22
12
9
4
0
3
6
6
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
3
2
2
4
5
5
6
6
6
6
6
6
7
8
8
9
10
10
10
11
10
10
11

Chance of Frost

Temperature (°C)

27
26
26
24
22
19
19
19
19
19
19
18
19
19
19
21
23
25
26
28
29
29
30
30

Feels Like (°C)

29
30
30
26
25
25
24
23
22
19
19
19
19
19
19
21
22
23
24
25
26
32
31
30

Dew Point (°C)

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

Relative Humidity (%)

51
57
62
70
79
89
91
92
93
95
95
96
93
93
91
80
72
65
61
56
52
51
50
49

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013

Ozone (du)

325
325
326
325
325
325
325
325
326
328
330
332
332
332
332
333
333
334
335
335
336
334
333
331

Friday 19

Waxing Crescent 27%

11:59

01:01

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 05:18, Set: 22:03, Transit: 13:41. Moon - Rise: 11:59, Set: 01:01. Civil Dark: 22:52 - 04:29. Nautical Dark: 00:11 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

74
87
91
95
99
74
48
27
26
21
15
41
68
94
81
67
54
63
75
86

Low Clouds (% Sky Obscured)

0
0
7
15
25
18
10
4
5
5
5
4
2
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

52
62
57
53
48
49
48
27
26
18
1
1
2
2
3
4
5
14
20
31

High Clouds (% Sky Obscured)

69
87
84
88
94
74
48
27
26
21
15
41
60
57
47
46
32
41
59
70

ISS Passover

Visibility (miles)

8
7
6
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
0

Precipitation Type

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

Precipitation Probability (%)

40
53
56
61
66
51
35
10
15
9
0
0
0
0
3
2
1
6
9
10

Precipitation Amount (mm)

0
0
0
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
28
26
24
23
21
20
20
19
18
18
17
18
19
20
21
23
24
25
26

Feels Like (°C)

29
29
29
27
27
27
26
25
23
19
19
18
19
18
18
22
22
23
24
24

Dew Point (°C)

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

Relative Humidity (%)

53
58
64
72
80
89
91
91
92
92
93
93
89
85
81
71
61
53
51
49

Pressure (mb)

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

Ozone (du)

331
331
330
329
328
326
326
327
327
326
325
325
328
331
334
334
335
335
335
336

Forecast for Utrecht, Gemeente Utrecht, Netherlands (52.09,5.12)

Generated: 13/06/26 18:06:18. Forecast: 13/06/26 to 19/06/26. Timezone: UTC+2.00