Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 12

Waning Crescent 5%

03:17

19:11

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:18, Set: 22:00, Transit: 13:39. Moon - Rise: 03:17, Set: 19:11. Civil Dark: 22:48 - 04:29. Nautical Dark: 00:06 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
96
79
69
70
76
87
78
79
65
64
71
56
59
68
82
55
48
66
79
92
86

Low Clouds (% Sky Obscured)

99
70
88
67
67
63
70
75
79
67
65
64
64
70
47
59
68
82
55
48
66
67
75
59

Medium Clouds (% Sky Obscured)

57
56
45
29
23
5
0
0
23
14
19
0
0
0
0
0
0
1
0
0
0
15
49
43

High Clouds (% Sky Obscured)

10
0
1
0
0
0
2
0
0
1
0
0
1
1
18
0
1
1
1
1
0
0
0
0

ISS Passover

Visibility (miles)

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

15
20
0
31
37
41
39
34
32
23
15
6
6
5
13
18
20
17
6
3
1
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
72
81
83
89
90
93
96
95
96
95
92
92
92
92
92
87
79
67
56
52
50
50
50

Pressure (mb)

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

Ozone (du)

343
345
346
350
351
350
350
348
346
346
343
342
340
340
342
344
347
347
345
348
349
349
348
349

Saturday 13

Waning Crescent 1%

03:53

20:45

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
13 Bad
14 Bad
15 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)

84
100
92
58
74
77
80
98
92
93
70
78
62
60
54
63
77
93
93
98
95
84
55
55

Low Clouds (% Sky Obscured)

57
61
74
6
35
26
49
67
62
65
40
59
53
47
47
61
58
57
58
54
65
61
51
55

Medium Clouds (% Sky Obscured)

45
70
73
37
35
35
35
49
35
29
24
22
13
42
23
7
44
36
48
56
35
23
0
0

High Clouds (% Sky Obscured)

2
1
1
2
3
15
29
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
2
2
2
2
4
11
7
15
11
11
15
12
9
2
15
24
25
20
18
5
16
5
4

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)

17
16
14
13
10
9
7
7
7
8
8
8
8
9
8
8
11
13
14
14
14
14
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
54
59
56
59
64
70
77
77
77
79
80
81
86
88
86
80
75
73
72
66
63
56
50

Pressure (mb)

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

Ozone (du)

350
350
351
356
360
361
364
364
364
366
368
369
369
369
369
369
368
369
368
366
365
365
365
365

Sunday 14

Waning Crescent 0%

04:48

22:09

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 OK
13 OK
14 OK
15 OK

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)

85
74
55
65
81
68
58
75
84
76
100
68
100
68
86
47
93
89
80
57
42
39
32
27

Low Clouds (% Sky Obscured)

61
59
55
49
57
46
58
71
80
72
99
68
100
63
86
47
93
88
79
57
42
39
32
27

Medium Clouds (% Sky Obscured)

49
22
0
0
0
0
0
0
4
0
3
0
6
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
8
34
57
45
7
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 (%)

6
1
1
0
0
0
2
2
8
8
10
17
20
18
11
17
17
6
4
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
15
15
14
12
10
8
7
7
7
7
8
8
8
8
7
10
12
11
11
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
51
55
59
65
73
83
88
90
90
92
84
84
84
84
87
78
70
64
55
49
46
45
45

Pressure (mb)

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

Ozone (du)

366
368
368
368
369
371
374
378
384
384
379
380
380
380
380
382
386
387
384
385
386
386
386
388

Monday 15

New Moon 3%

06:04

23:14

16 OK
17 OK
18 OK
19 OK
20 Good
21 Good
22 Good
23 OK
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

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)

22
24
27
24
15
9
2
25
76
100
100
100
100
100
100
100
94
88
83
81
67
76
59
55

Low Clouds (% Sky Obscured)

22
24
19
13
8
4
0
0
0
0
11
23
37
25
12
0
0
0
0
9
17
26
29
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
10
18
27
31
31
56
66
92
100
94
88
83
80
45
70
33
27

High Clouds (% Sky Obscured)

0
7
7
7
4
3
2
19
76
100
100
100
100
73
46
19
13
6
0
0
0
0
4
9

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
1
1
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
12
11
10
8
6
4
3
2
2
3
3
3
3
3
3
3
4
3
3
4
6
6

Chance of Frost

Temperature (°C)

18
18
17
16
15
14
12
11
10
9
9
9
8
8
9
10
11
13
14
16
18
19
21
21

Feels Like (°C)

16
16
15
14
14
13
12
11
10
8
7
7
6
6
7
8
10
12
13
15
17
20
19
22

Dew Point (°C)

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

Relative Humidity (%)

47
50
53
57
61
68
77
81
84
84
84
84
87
87
85
80
73
69
62
57
52
49
47
46

Pressure (mb)

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

Ozone (du)

383
379
377
376
371
368
364
361
360
360
361
361
361
362
362
361
360
358
357
357
354
353
354
353

Tuesday 16

Waxing Crescent 3%

07:34

23:58

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
13 Bad
14 Bad
15 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)

49
56
78
83
74
78
82
95
99
98
99
99
100
98
97
96
95
89
83
77
72
66
64
64

Low Clouds (% Sky Obscured)

33
28
25
24
16
8
2
13
29
38
38
40
42
43
54
61
4
0
5
5
9
22
30
28

Medium Clouds (% Sky Obscured)

21
26
34
42
46
49
53
59
61
95
70
70
95
96
94
92
95
89
83
77
72
66
64
64

High Clouds (% Sky Obscured)

13
40
70
83
74
78
82
81
63
44
49
54
61
40
20
0
80
61
43
29
16
3
2
2

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

Precipitation Probability (%)

0
0
0
0
0
0
0
3
5
6
37
53
68
56
41
19
4
2
0
1
3
1
2
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
22
22
21
19
17
16
16
16
15
15
15
15
15
16
16
17
17
18
20
22
24
24

Feels Like (°C)

21
22
22
21
22
20
17
15
14
14
13
12
12
12
13
13
14
14
15
15
15
15
15
23

Dew Point (°C)

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

Relative Humidity (%)

44
44
44
47
56
63
68
67
63
58
59
60
62
60
59
59
62
63
64
65
59
55
50
50

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1018
1018

Ozone (du)

354
355
353
351
349
346
344
343
341
340
338
336
338
336
334
333
332
332
331
330
330
330
330
330

Wednesday 17

Waxing Crescent 9%

09:07

00:27

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

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)

65
52
35
15
11
9
8
4
2
1
7
7
7
9
12
17
16
12
6
6
6
7
8
9

Low Clouds (% Sky Obscured)

22
16
8
0
0
0
0
0
0
0
3
4
5
2
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

65
52
35
15
11
9
8
4
2
1
3
2
0
0
0
0
0
0
0
0
0
0
1
2

High Clouds (% Sky Obscured)

1
10
15
10
9
5
1
1
1
0
0
0
0
9
12
17
16
12
5
5
6
6
6
6

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

Chance of Frost

Temperature (°C)

25
26
25
24
24
22
20
18
17
17
16
15
15
14
16
17
18
20
22
24
26
27
28
29

Feels Like (°C)

22
22
22
23
23
22
22
22
20
20
19
16
16
16
15
15
15
20
21
22
23
24
24
31

Dew Point (°C)

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

Relative Humidity (%)

48
48
51
53
57
60
64
67
67
68
68
69
69
70
68
66
64
57
51
46
43
41
39
38

Pressure (mb)

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

Ozone (du)

329
329
329
330
330
331
332
333
333
333
332
332
332
332
332
332
332
331
330
329
329
328
327
327

Thursday 18

Waxing Crescent 17%

10:36

00:47

16 Good
17 OK
18 OK
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: 05:18, 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)

11
22
36
49
61
74
90
75
61
44
52
63
75
67
59
52
61
71
80
72
68
65

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

Medium Clouds (% Sky Obscured)

3
12
22
29
28
22
27
27
27
27
31
35
39
39
31
25
25
25
26
29
28
34

High Clouds (% Sky Obscured)

5
4
2
2
29
54
75
48
21
0
9
17
25
22
18
14
18
30
41
27
16
1

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
0
0
1
6
8
5
11
12
8
18
24
14
20
17
4
5
3
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)

5
5
4
4
4
2
4
7
7
7
7
6
6
7
6
6
6
6
7
9
9
10

Chance of Frost

Temperature (°C)

29
30
29
28
28
25
23
21
20
20
19
19
19
19
20
21
22
24
26
28
29
30

Feels Like (°C)

31
30
30
31
31
28
27
26
26
24
23
20
20
21
20
20
20
25
26
26
27
28

Dew Point (°C)

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

Relative Humidity (%)

38
37
42
46
52
60
68
79
80
82
84
84
82
81
78
75
73
62
55
48
44
40

Pressure (mb)

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

Ozone (du)

326
326
326
327
327
327
327
327
326
325
324
324
325
326
326
326
326
327
327
327
327
327

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

Generated: 12/06/26 16:30:20. Forecast: 12/06/26 to 18/06/26. Timezone: UTC+2.00