Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 13

Waning Crescent 5%

03:17

20:45

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:18, Set: 22:00, Transit: 13:39. Moon - Rise: 03:17, Set: 20:45. Civil Dark: 22:49 - 04:29. Nautical Dark: 00:07 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
89
87
47
62
71
71
69
67
47
61
83
63
100
96
91
81
89
83
94
89
76
84
91

Low Clouds (% Sky Obscured)

68
67
71
47
62
67
67
69
67
39
47
52
54
55
70
46
0
55
61
66
54
36
29
49

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
6
18
33
18
30
31
29
43
79
43
54
54
45
52
48

High Clouds (% Sky Obscured)

11
31
1
0
0
0
0
0
0
0
0
0
0
0
1
6
9
9
0
0
1
2
1
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 (%)

6
2
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
5
14
21
26
19
20
4
3
5
5
10
2
9
4
4
4
1
11
10
16
16
14

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
10
8
7
8
12
15
16
18
19
20
19
18
17
15
14
12
10
9
8
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
13
13
13
13
14
13
10
8
8
8
8
8
9
9
7
8
8
9
8
8
9
10
10

Relative Humidity (%)

92
90
90
89
87
89
82
66
57
55
52
52
53
58
61
55
57
61
66
64
68
72
79
80

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1017

Ozone (du)

344
343
342
343
344
345
344
346
346
346
345
346
348
348
350
352
356
355
356
358
361
361
363
365

Sunday 14

Waning Crescent 1%

03:53

22:09

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
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:18, Set: 22:01, Transit: 13:39. Moon - Rise: 03:53, Set: 22:09. Civil Dark: 22:50 - 04:29. Nautical Dark: 00:08 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
72
58
44
64
55
83
85
82
78
72
67
45
64
45
39
39
82
79
91
77
47
84
59

Low Clouds (% Sky Obscured)

51
63
55
44
57
39
67
70
69
61
54
66
45
64
45
39
39
55
30
64
52
47
84
59

Medium Clouds (% Sky Obscured)

53
44
2
4
26
21
22
19
20
35
28
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
5
12
76
59
60
44
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
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 (%)

12
4
4
10
13
20
20
15
15
12
7
2
5
1
4
9
0
0
0
0
1
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
86
86
84
79
75
74
74
74
66
56
50
51
55
57
59
65
73
81
88
90
90
84

Pressure (mb)

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

Ozone (du)

366
365
365
364
362
363
364
366
366
366
365
365
365
367
368
368
367
368
368
368
370
373
374
375

Monday 15

New Moon 0%

04:48

23:14

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
16 OK
17 Good
18 Bad
19 OK
20 Good
21 Good
22 OK
23 OK
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:18, Set: 22:01, Transit: 13:40. Moon - Rise: 04:48, 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)

67
74
71
74
69
52
55
62
53
31
35
30
30
26
11
80
17
13
11
20
43
72
100
100

Low Clouds (% Sky Obscured)

65
73
71
74
65
50
55
62
53
31
35
30
30
26
9
21
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
15
30
37
39

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
80
17
13
10
19
42
72
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
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
1
2
0
2
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
10
9
9
8
9
11
11
11
12
12
12
12
12
12
11
10
8
6
5
4
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
9
9
9
10
13
14
14
15
16
16
16
16
15
16
15
14
14
14
12
10
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

75
67
67
69
74
72
63
55
50
46
43
41
40
41
43
45
49
56
67
76
81
87
85
87

Pressure (mb)

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

Ozone (du)

377
378
377
378
378
379
379
378
377
377
378
379
381
382
382
380
378
374
371
369
368
367
364
362

Tuesday 16

Waxing Crescent 3%

06:04

23:58

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:18, Set: 22:02, Transit: 13:40. Moon - Rise: 06:04, 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)

100
100
100
99
99
98
96
94
93
92
91
89
90
95
87
99
100
100
99
99
99
99
99
98

Low Clouds (% Sky Obscured)

0
0
2
4
7
27
49
73
76
80
83
72
62
52
51
50
49
55
59
62
48
36
45
43

Medium Clouds (% Sky Obscured)

47
69
99
60
97
96
95
90
75
36
32
38
45
61
41
26
10
36
46
63
58
93
92
88

High Clouds (% Sky Obscured)

100
99
95
92
88
65
30
0
5
9
14
27
40
53
69
84
100
87
75
63
69
75
81
73

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
12
20
28
36
38
36
25
14
3
3
2
0
2
2
0
0
1
4
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)

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

Chance of Frost

Temperature (°C)

9
9
9
10
11
12
14
15
16
17
17
18
20
21
21
22
21
21
19
18
18
17
17
17

Feels Like (°C)

9
8
8
8
9
11
12
13
14
14
15
16
18
20
20
21
19
20
18
17
15
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

87
88
88
85
81
73
65
59
53
52
54
50
42
44
47
47
49
59
63
65
64
65
68
71

Pressure (mb)

1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1016
1017
1017
1017
1017
1017
1017

Ozone (du)

361
359
358
358
357
359
360
359
360
354
348
346
345
343
340
338
335
335
334
335
335
333
333
333

Wednesday 17

Waxing Crescent 9%

07:34

00:27

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
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:18, Set: 22:02, Transit: 13:40. Moon - Rise: 07:34, 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)

96
94
87
92
92
88
84
81
81
84
85
79
72
65
62
54
45
56
66
72
67
61
58
52

Low Clouds (% Sky Obscured)

47
42
32
27
25
30
32
36
45
53
63
60
60
50
48
40
34
35
35
35
26
16
7
4

Medium Clouds (% Sky Obscured)

84
55
67
82
83
79
76
76
62
67
60
48
34
14
9
8
6
5
5
7
7
18
22
26

High Clouds (% Sky Obscured)

65
57
53
49
45
31
17
3
2
1
0
0
0
0
0
0
0
7
14
20
15
9
4
3

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
2
2
0
1
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)

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

Chance of Frost

Temperature (°C)

17
18
17
17
17
18
19
21
22
23
23
25
25
25
25
25
24
24
22
20
19
18
18
17

Feels Like (°C)

16
16
16
15
16
16
17
18
19
21
21
21
21
22
22
23
23
23
22
22
23
22
21
20

Dew Point (°C)

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

Relative Humidity (%)

72
71
71
74
76
72
69
57
52
44
44
37
40
42
45
50
56
62
67
72
80
81
82
83

Pressure (mb)

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

Ozone (du)

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

Thursday 18

Waxing Crescent 17%

09:07

00:47

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

Sun - Rise: 05:18, Set: 22:03, Transit: 13:40. Moon - Rise: 09:07, 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)

49
46
35
24
13
30
49
71
53
31
8
15
21
26
39
44
49
48
57
56
66
78
81
84

Low Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
7
13
19
17
16
16
11
6
0
0
0
0
0

Medium Clouds (% Sky Obscured)

25
24
17
10
3
9
15
22
13
6
0
1
2
3
7
12
17
26
33
44
47
54
62
59

High Clouds (% Sky Obscured)

1
2
7
10
12
25
37
50
36
22
7
8
9
9
39
44
49
48
57
56
66
78
81
84

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
1
1
17

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)

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

Chance of Frost

Temperature (°C)

17
17
17
18
18
19
21
23
25
26
27
28
29
29
30
29
28
28
26
24
22
21
21
21

Feels Like (°C)

18
18
18
17
17
17
22
23
23
24
25
26
32
31
31
32
32
32
30
29
29
27
27
25

Dew Point (°C)

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

Relative Humidity (%)

83
85
86
81
78
73
69
64
61
56
52
48
46
43
40
45
51
57
65
73
83
81
82
81

Pressure (mb)

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

Ozone (du)

329
328
327
327
327
327
327
326
326
325
325
325
325
324
324
323
323
322
321
321
320
320
321
322

Friday 19

Waxing Crescent 27%

10:36

01:01

Sun - Rise: 05:18, Set: 22:03, Transit: 13:41. Moon - Rise: 10:36, 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)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 13/06/26 02:26:37. Forecast: 13/06/26 to 19/06/26. Timezone: UTC+2.00