Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 5

Waning Gibbous 72%

01:35

10:56

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 05:21, Set: 21:55, Transit: 13:38. Moon - Rise: 01:35, Set: 10:56. Civil Dark: 22:42 - 04:33. Nautical Dark: 23:55 - 03:19. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

92
88
85
82
84
99
100
100
100
100
100
100
100
100
94
95
100
98
100
100
87
100
100
94

Low Clouds (% Sky Obscured)

0
4
22
15
0
6
29
27
0
0
0
24
15
40
34
53
63
77
71
66
39
42
33
0

Medium Clouds (% Sky Obscured)

19
29
34
42
45
36
42
68
96
100
100
100
99
100
92
95
100
98
43
80
55
100
100
94

High Clouds (% Sky Obscured)

0
1
15
10
43
95
100
100
100
100
100
100
94
71
0
0
9
5
95
95
83
21
83
2

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
1
0
0
0
0
3
3
10
1
2
17
25
19
15
25
33
54
95
56
64
86
79
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.3
0
0.2
0.5
0.5
0

Wind Speed/Direction (mph)

4
4
4
4
5
5
5
6
6
7
8
10
11
12
12
12
12
12
12
13
13
13
13
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
74
71
71
76
86
89
90
89
83
71
70
72
64
69
78
83
81
78
75
71
85
87

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1012

Ozone (du)

367
368
368
368
370
368
369
372
372
370
370
373
374
373
376
374
373
378
390
395
393
388
384
385

Saturday 6

Waning Gibbous 63%

01:48

12:12

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 05:20, Set: 21:56, Transit: 13:38. Moon - Rise: 01:48, Set: 12:12. Civil Dark: 22:43 - 04:32. Nautical Dark: 23:57 - 03:17. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
100
100
97
99
100
89
81
86
95
91
95
94
92
63
79
95
90
69
61
95
71
79
63

Low Clouds (% Sky Obscured)

97
82
81
66
94
82
73
72
77
90
85
88
88
85
63
65
87
41
46
19
88
22
4
8

Medium Clouds (% Sky Obscured)

83
99
91
43
69
75
60
36
36
38
45
69
42
63
1
28
53
61
23
0
31
0
35
18

High Clouds (% Sky Obscured)

0
95
95
0
0
0
0
0
0
0
0
1
8
5
1
3
0
0
26
38
9
52
70
54

ISS Passover

Visibility (miles)

9
9
6
8
9
8
8
9
9
9
6
7
7
7
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
Light Rain
Light Rain
Very Light Rain
Light Rain
None
Very Light Rain
None
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

42
95
79
78
81
64
60
39
23
36
53
46
33
30
20
20
17
5
3
8
0
0
0
0

Precipitation Amount (mm)

0
1
0.4
0.3
0.4
0
0.3
0
0
0.2
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
13
15
16
16
17
17
14
15
16
16
16
17
16
16
16
15
15
14
13
12
11
10
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
12
13
13
13
13
13
13
13
14
13
13
13
14
14
14
14
14
14
13
13
13

Relative Humidity (%)

90
92
95
93
95
96
95
93
95
92
89
87
83
82
82
81
78
78
76
70
68
64
69
77

Pressure (mb)

1012
1012
1011
1011
1011
1011
1011
1012
1013
1014
1015
1016
1017
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021

Ozone (du)

387
390
395
394
394
391
387
383
380
379
375
374
375
374
374
373
373
370
368
366
364
363
363
363

Sunday 7

Waning Gibbous 52%

02:00

13:29

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 05:20, Set: 21:57, Transit: 13:38. Moon - Rise: 02:00, Set: 13:29. Civil Dark: 22:44 - 04:32. Nautical Dark: 23:59 - 03:16. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

87
95
79
58
62
78
99
100
100
100
100
100
100
100
99
99
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
14
29
43
48
54
59
43
34
25
30
29
27
31
35
34
36
39
41
49
56

Medium Clouds (% Sky Obscured)

41
48
33
39
39
40
43
48
53
53
79
100
95
98
96
94
96
98
100
100
100
100
100
99

High Clouds (% Sky Obscured)

67
70
66
17
39
63
99
100
100
100
97
100
100
96
92
87
89
93
99
100
100
100
85
69

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
7
4
5
3
9
2
3
1

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
2
2
17
43
55
71
59
82
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0
0.5
0.7
0.9
0.9
1.9
1.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
13
13
13
13
13
13
14
15
17
18
19
20
21
21
20
21
21
19
17
16
15

Feels Like (°C)

15
14
13
14
13
13
12
11
12
13
13
16
17
18
18
19
20
20
20
20
17
15
15
15

Dew Point (°C)

13
13
13
12
12
12
12
12
12
12
12
12
12
13
13
15
16
17
17
17
15
16
15
15

Relative Humidity (%)

83
90
92
92
92
93
93
93
93
89
82
74
71
68
66
68
70
80
79
77
80
89
96
98

Pressure (mb)

1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1018
1018
1017
1016
1015
1014
1013
1013
1012
1012
1012
1011

Ozone (du)

365
366
364
364
364
364
363
360
360
358
356
356
358
358
359
361
362
365
372
370
373
375
380
379

Monday 8

Third Quarter 41%

02:11

14:48

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 05:19, Set: 21:58, Transit: 13:38. Moon - Rise: 02:11, Set: 14:48. Civil Dark: 22:45 - 04:31. Nautical Dark: 00:00 - 03:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
89
92
64
57
46
35
35
29
42
53
62
54
39
23
48
74
97
67
43

Low Clouds (% Sky Obscured)

64
65
66
67
46
27
11
19
31
44
35
34
29
26
17
9
10
9
6
12
26
22
8
6

Medium Clouds (% Sky Obscured)

99
95
100
60
65
65
60
47
34
21
14
8
2
13
26
40
34
23
14
30
44
89
65
43

High Clouds (% Sky Obscured)

54
69
85
100
100
89
92
63
32
0
0
0
0
0
0
0
0
0
0
33
67
97
55
25

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

78
53
34
27
46
40
34
19
25
32
49
53
57
58
50
47
46
46
45
44
46
35
39
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
93
87
90
89
86
81
79
76
74
73
73
69
63
61
60
59
67
70
78
79
80

Pressure (mb)

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

Ozone (du)

387
396
397
404
412
415
415
415
416
416
415
412
411
410
407
408
408
406
407
406
405
407
409
409

Tuesday 9

Waning Crescent 30%

02:22

16:10

22 OK
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
19 Bad
20 Bad
21 Bad

Sun - Rise: 05:19, Set: 21:58, Transit: 13:39. Moon - Rise: 02:22, Set: 16:10. Civil Dark: 22:46 - 04:31. Nautical Dark: 00:02 - 03:14. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

16
41
66
92
81
69
56
56
63
73
80
83
86
88
88
87
67
45
37
31
24
19
26
31

Low Clouds (% Sky Obscured)

3
15
26
31
31
34
39
33
30
27
34
36
39
43
42
39
36
33
30
21
16
11
11
9

Medium Clouds (% Sky Obscured)

16
41
59
62
45
25
6
5
5
5
13
24
31
27
23
28
21
17
13
10
5
0
3
6

High Clouds (% Sky Obscured)

0
27
53
80
53
25
0
13
30
67
46
28
13
20
25
31
18
10
0
0
0
0
4
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
6
5
5
6
6
7
8
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

36
32
31
26
29
24
10
23
27
26
46
57
65
62
64
65
60
54
47
45
42
38
32
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
84
85
90
91
93
93
93
91
91
88
87
84
83
75
68
62
57
53
48
54
58
65
68

Pressure (mb)

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

Ozone (du)

410
410
408
406
404
404
403
403
402
400
398
401
403
406
408
410
412
412
412
413
412
411
411
410

Wednesday 10

Waning Crescent 20%

02:35

17:38

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 05:18, Set: 21:59, Transit: 13:39. Moon - Rise: 02:35, Set: 17:38. Civil Dark: 22:47 - 04:30. Nautical Dark: 00:03 - 03:13. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

39
45
46
49
59
70
80
85
90
95
96
98
99
98
98
97
98
99
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

11
11
11
9
12
15
24
30
37
38
46
47
50
51
52
51
52
56
59
60
61
62
62
62

Medium Clouds (% Sky Obscured)

10
13
16
19
22
22
22
32
43
55
69
84
97
96
95
94
95
95
96
88
79
67
59
51

High Clouds (% Sky Obscured)

11
8
5
2
11
19
27
48
69
90
87
88
90
77
72
75
84
87
94
95
97
100
82
76

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
Very Light Rain
None
None

Precipitation Probability (%)

20
23
31
29
27
22
3
9
12
10
27
32
34
30
25
17
23
27
30
42
51
60
52
51

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
77
77
78
80
81
81
81
80
77
77
74
70
67
64
60
58
59
61
64
66
68
71
74

Pressure (mb)

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

Ozone (du)

410
409
408
406
405
404
404
403
403
402
402
401
399
398
397
395
394
391
388
385
383
380
377
376

Thursday 11

Waning Crescent 11%

02:52

19:11

22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:18, Set: N/A, Transit: 13:39. Moon - Rise: 02:52, Set: 19:11. Civil Dark: 22:48 - 04:30. Nautical Dark: 00:04 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100

Low Clouds (% Sky Obscured)

62
50
39
31

Medium Clouds (% Sky Obscured)

43
43
38
43

High Clouds (% Sky Obscured)

64
75
89
96

ISS Passover

Visibility (miles)

9
9
9
9

Fog (%)

0
0
0
0

Precipitation Type

Very Light Rain
None
None
None

Precipitation Probability (%)

56
42
33
11

Precipitation Amount (mm)

0.2
0
0
0

Wind Speed/Direction (mph)

8
8
9
9

Chance of Frost

Temperature (°C)

13
13
13
13

Feels Like (°C)

11
11
11
11

Dew Point (°C)

9
10
10
10

Relative Humidity (%)

76
80
80
79

Pressure (mb)

1017
1017
1017
1016

Ozone (du)

375
374
372
370

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

Generated: 05/06/26 22:11:18. Forecast: 05/06/26 to 11/06/26. Timezone: UTC+2.00