Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 2

Waning Gibbous 97%

No Rise

06:11

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
22 Bad
23 Bad

Sun - Rise: 05:23, Set: 21:51, Transit: 13:37. Moon - Rise: No Rise, Set: 06:11. Civil Dark: 22:38 - 04:36. Nautical Dark: 23:49 - 03:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
98
98
100
100
100
100
100
100
100
100
100
97
100
100
97
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
26
12
0
29
36
28
78
48
57
61
87
86
69
71
46
77
67
47
47
41
60
62
63

Medium Clouds (% Sky Obscured)

26
24
37
84
100
100
100
99
100
100
100
100
39
40
50
96
100
91
100
100
100
100
100
100

High Clouds (% Sky Obscured)

91
93
98
100
100
100
100
100
100
100
100
100
91
93
97
49
100
100
67
36
96
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
2
9
7
6
5
6
3
7
9
5
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
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
8
39
89
95
95
95
53
70
95
95
95
95
95
94
72
47
21
11

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.6
1
1.3
0.8
0
0.3
1.5
3.1
0.9
0.8
1.3
0.8
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
15
15
15
15
15
16
17
17
16
17
17
19
20
19
17
16
17
16
16
15
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
75
78
80
82
82
79
85
93
96
90
90
78
76
86
93
95
89
90
89
87
87
86

Pressure (mb)

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

Ozone (du)

347
348
350
351
352
354
356
357
359
364
369
371
372
373
375
376
378
381
383
386
387
394
397
401

Wednesday 3

Waning Gibbous 93%

00:25

07:14

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
22 Bad
23 Bad

Sun - Rise: 05:22, Set: 21:52, Transit: 13:37. Moon - Rise: 00:25, Set: 07:14. Civil Dark: 22:39 - 04:35. Nautical Dark: 23:51 - 03:23. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
91
80
81
67
74
85
85
86
84
84
88
66
66
100
100
100
91
100
100
99
79
62
61

Low Clouds (% Sky Obscured)

62
57
68
69
61
64
66
71
78
80
72
78
65
60
46
51
45
46
32
69
98
53
62
52

Medium Clouds (% Sky Obscured)

99
63
54
54
0
24
27
17
20
17
20
15
14
0
65
46
86
85
100
96
97
40
0
9

High Clouds (% Sky Obscured)

100
91
80
81
43
0
0
0
0
0
0
0
0
12
95
29
10
3
59
89
43
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
8
8
4
7
7
6
7
8
6
9
4
9
7
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

7
4
10
13
11
32
7
12
64
76
66
38
28
25
34
31
27
46
78
94
95
69
44
46

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.5
0.6
0.4
0
0
0
0
0
0
0
0.3
0.6
1
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
93
95
98
98
98
93
90
86
82
83
76
63
60
76
67
70
73
92
93
93
93
93

Pressure (mb)

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

Ozone (du)

405
405
406
406
407
407
409
405
393
387
383
376
372
367
364
361
361
360
358
361
365
373
379
381

Thursday 4

Waning Gibbous 88%

00:55

08:25

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
22 Bad
23 Bad

Sun - Rise: 05:22, Set: 21:53, Transit: 13:37. Moon - Rise: 00:55, Set: 08:25. Civil Dark: 22:40 - 04:34. Nautical Dark: 23:53 - 03:22. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

81
77
96
99
100
100
100
100
100
100
100
100
89
79
89
85
99
100
73
77
83
89
94
83

Low Clouds (% Sky Obscured)

62
62
50
53
28
44
48
57
61
72
67
72
84
55
75
56
43
56
46
62
55
47
35
50

Medium Clouds (% Sky Obscured)

44
26
67
75
95
68
99
97
99
61
58
72
32
29
34
29
32
70
55
50
41
15
3
4

High Clouds (% Sky Obscured)

4
0
34
93
100
100
100
95
96
100
100
91
89
12
19
2
97
100
50
10
41
67
86
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
3
2
5
6
5
8
9
8
5
6
8
7
8
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
3
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
Light Rain
Light Rain
Very Light Rain
Light Rain
None
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

10
4
3
5
9
12
36
84
95
95
89
87
95
78
53
71
50
51
53
35
16
24
24
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.4
1.4
0.8
0.6
0.5
0.7
0.6
0.2
0.5
0
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
12
12
12
12
12
12
14
13
15
19
20
21
19
20
20
19
18
17
16
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
92
92
92
92
89
89
86
86
95
92
87
87
74
71
67
78
74
74
79
79
79
85
87

Pressure (mb)

1002
1001
1001
1001
1000
1000
999
999
999
999
999
999
999
1000
1000
1000
1000
1000
1001
1001
1001
1001
1002
1002

Ozone (du)

380
380
377
377
380
384
393
400
400
398
406
401
400
399
394
390
388
386
388
390
391
393
395
397

Friday 5

Waning Gibbous 81%

01:18

09:40

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
22 Bad
23 Bad

Sun - Rise: 05:21, Set: 21:54, Transit: 13:38. Moon - Rise: 01:18, Set: 09:40. Civil Dark: 22:42 - 04:34. Nautical Dark: 23:55 - 03:20. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
88
92
93
96
93
90
87
89
91
93
92
90
90
90
91
90
89
86
84
90
95
98
80

Low Clouds (% Sky Obscured)

64
79
83
85
87
81
73
65
69
72
76
75
73
72
69
66
63
42
21
0
0
5
9
4

Medium Clouds (% Sky Obscured)

4
6
18
25
62
76
71
75
30
33
38
41
44
45
45
58
43
66
82
84
89
94
95
68

High Clouds (% Sky Obscured)

75
75
80
64
16
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
33
68
97
80

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

22
37
41
60
57
42
39
32
53
59
64
65
69
75
76
67
51
57
53
30
9
4
0
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
14
14
12
12
12
13
14
13
12
11
11
12
10
11
10
10
9
7
6
4
4
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
90
89
90
93
93
93
89
84
84
83
80
73
77
72
68
63
69
71
73
76
76
80

Pressure (mb)

1003
1003
1004
1004
1004
1005
1006
1006
1007
1008
1009
1009
1010
1011
1011
1011
1012
1012
1012
1013
1013
1014
1014
1014

Ozone (du)

397
402
406
407
405
402
400
399
399
399
395
392
389
385
381
378
376
374
373
374
377
379
381
382

Saturday 6

Waning Gibbous 72%

01:35

10:56

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
22 Bad
23 Bad

Sun - Rise: 05:21, Set: 21:55, Transit: 13:38. Moon - Rise: 01:35, Set: 10:56. Civil Dark: 22:43 - 04:33. Nautical Dark: 23:57 - 03:19. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

73
70
92
100
100
100
100
100
100
100
100
96
93
90
90
91
92
88
85
83
71
60
54
67

Low Clouds (% Sky Obscured)

1
1
1
1
1
3
5
5
9
13
17
31
45
55
52
48
48
41
37
29
17
8
0
8

Medium Clouds (% Sky Obscured)

56
52
51
53
52
60
96
93
99
98
98
94
91
88
88
91
92
88
85
83
71
60
54
67

High Clouds (% Sky Obscured)

73
70
92
100
100
100
100
100
99
99
98
65
33
0
4
7
11
8
6
4
2
1
0
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
9
7
6
4
5
6
7
7
8
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

2
1
4
5
4
10
16
19
28
33
36
48
45
34
39
37
38
55
64
70
61
47
29
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
4
4
4
4
5
6
6
7
7
7
9
8
8
9
9
8
8
7
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
85
87
87
87
85
83
81
87
92
90
90
85
83
79
75
73
79
87
95
95
96
98

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016

Ozone (du)

379
378
375
371
369
368
368
367
366
367
367
367
372
377
377
378
379
380
378
377
375
376
378
379

Sunday 7

Waning Gibbous 63%

01:48

12:12

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
22 Bad
23 Bad

Sun - Rise: 05:20, Set: 21:56, Transit: 13:38. Moon - Rise: 01:48, Set: 12:12. Civil Dark: 22:44 - 04:32. Nautical Dark: 23:59 - 03:17. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
89
87
86
85
88
91
94
85
76
65
71
78
87
87
87
87
83
74
63
64
71
71
83

Low Clouds (% Sky Obscured)

17
25
32
34
39
39
44
49
40
35
30
36
48
59
44
30
15
18
19
20
13
7
0
0

Medium Clouds (% Sky Obscured)

67
62
55
45
36
37
38
39
39
28
21
28
34
43
55
67
76
67
58
49
49
46
47
48

High Clouds (% Sky Obscured)

6
9
16
23
31
40
47
52
41
33
27
30
34
37
48
49
56
69
74
63
64
71
71
83

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 (%)

27
19
17
12
1
4
2
0
9
10
8
6
8
4
8
5
1
4
1
0
3
6
6
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
11
11
11
11
11
12
12
12
12
12
12
12
11
11
12
12
12
13
13
13
13
12
12

Relative Humidity (%)

98
96
96
96
96
96
96
95
93
83
74
66
63
59
57
58
59
60
62
66
68
73
78
86

Pressure (mb)

1017
1017
1017
1017
1017
1017
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

380
382
383
383
384
384
381
378
374
373
371
369
368
367
366
368
371
373
373
372
372
368
364
360

Monday 8

Third Quarter 52%

02:00

13:29

Sun - Rise: 05:20, Set: 21:57, Transit: 13:38. Moon - Rise: 02:00, Set: 13:29. Civil Dark: 22:45 - 04:32. Nautical Dark: N/A - 03:16. 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: 02/06/26 00:16:40. Forecast: 02/06/26 to 08/06/26. Timezone: UTC+2.00