Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 14

Waning Crescent 3%

04:32

18:39

18 Bad
19 Bad
20 Bad
21 Bad
22 Good
23 Good
00 Good
01 Good
02 Good
03 OK
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: 05:44, Set: 21:26, Transit: 13:35. Moon - Rise: 04:32, Set: 18:39. Civil Dark: 22:08 - 05:01. Nautical Dark: 23:06 - 04:03. Astro Dark: 00:38 - 02:27

Total Clouds (% Sky Obscured)

83
70
72
79
1
0
0
0
0
45
89
99
100
87
100
100
100
96
96
100
100
100
100
99

Low Clouds (% Sky Obscured)

29
48
63
37
0
0
0
0
0
34
39
32
32
54
61
51
60
64
67
80
68
72
71
67

Medium Clouds (% Sky Obscured)

1
1
18
2
1
0
0
0
0
0
36
68
77
70
94
100
100
94
94
91
98
91
100
95

High Clouds (% Sky Obscured)

1
1
1
0
1
0
0
0
0
18
72
94
72
36
100
100
52
15
11
100
95
99
99
60

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
7
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
Light Rain
None
None
None
None

Precipitation Probability (%)

31
28
40
1
0
0
0
1
1
2
2
5
7
15
17
38
53
44
53
65
52
50
37
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0

Wind Speed/Direction (mph)

11
10
8
6
6
5
4
4
3
3
4
4
4
4
5
6
8
9
10
11
11
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
9
8
8
6
5
4
5
4
4
3
2
1
2
5
6
6
6
6
7
7
6
6
6

Dew Point (°C)

3
5
5
5
5
4
4
3
2
2
2
2
2
3
4
5
4
3
5
5
5
4
4
3

Relative Humidity (%)

56
63
68
76
82
85
88
88
86
86
85
88
88
86
84
78
67
63
68
68
68
61
61
60

Pressure (mb)

998
998
999
1000
1001
1001
1001
1001
1001
1001
1002
1001
1002
1002
1002
1003
1003
1004
1004
1004
1004
1005
1005
1005

Ozone (du)

437
436
436
437
437
438
438
438
437
434
431
428
427
425
422
419
417
417
418
420
420
418
417
416

Friday 15

Waning Crescent 0%

04:53

20:12

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 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:42, Set: 21:27, Transit: 13:35. Moon - Rise: 04:53, Set: 20:12. Civil Dark: 22:10 - 05:00. Nautical Dark: 23:08 - 04:00. Astro Dark: 00:44 - 02:20

Total Clouds (% Sky Obscured)

99
100
99
95
91
90
97
96
90
93
46
54
47
41
59
78
58
88
97
97
94
87
78
82

Low Clouds (% Sky Obscured)

63
55
40
15
26
29
42
54
42
42
36
54
47
41
40
43
36
53
57
41
39
40
53
58

Medium Clouds (% Sky Obscured)

95
90
98
93
84
62
86
48
59
34
4
2
1
0
30
35
32
50
43
41
62
54
40
62

High Clouds (% Sky Obscured)

30
95
89
15
30
30
25
20
10
5
1
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
8
8
9
8
7
9
8
9
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

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

Precipitation Probability (%)

20
8
13
15
9
3
3
3
4
4
4
3
4
6
26
44
40
46
50
44
40
38
28
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
4
4
3
3
3
3
3
3
3
3
3
2
3
3
3
3
2
4
4
3
1
2
3

Relative Humidity (%)

62
65
68
71
78
78
79
82
83
83
86
88
86
82
73
63
58
53
57
57
51
45
48
49

Pressure (mb)

1005
1006
1006
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

417
417
416
416
417
416
417
418
418
417
416
414
413
417
419
421
421
419
415
413
410
407
404
401

Saturday 16

New Moon 1%

05:22

21:48

18 Bad
19 Bad
20 Bad
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
16 Bad
17 Bad

Sun - Rise: 05:41, Set: 21:29, Transit: 13:35. Moon - Rise: 05:22, Set: 21:48. Civil Dark: 22:11 - 04:58. Nautical Dark: 23:11 - 03:58. Astro Dark: 00:51 - 02:11

Total Clouds (% Sky Obscured)

86
83
57
1
1
36
50
62
91
88
95
95
87
91
96
100
100
100
100
100
99
98
97
98

Low Clouds (% Sky Obscured)

50
72
57
0
0
0
0
0
34
64
71
55
43
34
44
52
74
80
83
100
95
90
86
82

Medium Clouds (% Sky Obscured)

69
51
1
1
1
28
39
48
68
62
57
52
48
66
76
91
93
98
97
99
98
96
92
95

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
95
95
30
49
80
94
100
100
100
100
82
69
54
69

ISS Passover

Visibility (miles)

8
6
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6

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
Very Light Rain
None

Precipitation Probability (%)

40
37
19
1
0
0
0
1
2
6
8
2
2
2
6
10
10
5
9
11
16
30
43
42

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
0.2
0

Wind Speed/Direction (mph)

8
7
6
5
4
4
3
4
5
6
6
7
7
7
7
9
10
10
10
12
12
11
11
9

Chance of Frost

Temperature (°C)

13
12
11
10
8
7
6
6
6
6
6
7
7
7
8
10
11
12
13
14
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
70
83
84
87
88
87
88
90
93
93
94
94
93
85
77
68
60
59
60
74
83
84
93

Pressure (mb)

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

Ozone (du)

400
400
400
398
399
399
398
396
394
395
396
396
397
395
395
394
393
392
392
394
395
395
398
398

Sunday 17

Waxing Crescent 5%

06:07

23:19

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: 05:39, Set: 21:30, Transit: 13:35. Moon - Rise: 06:07, Set: 23:19. Civil Dark: 22:13 - 04:56. Nautical Dark: 23:13 - 03:55. Astro Dark: 01:00 - 02:00

Total Clouds (% Sky Obscured)

99
100
99
99
99
99
100
100
100
100
100
100
100
100
100
99
99
93
84
80
78
73
62
84

Low Clouds (% Sky Obscured)

79
76
80
82
85
82
78
70
76
81
86
80
73
67
64
60
57
53
49
44
49
54
56
47

Medium Clouds (% Sky Obscured)

95
95
85
92
88
98
99
100
100
100
100
100
100
100
99
98
97
88
73
35
35
32
28
22

High Clouds (% Sky Obscured)

72
96
91
54
70
67
82
100
100
100
100
67
33
0
0
0
0
0
0
0
0
0
0
32

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

43
46
52
44
34
33
39
39
64
95
78
63
61
56
46
42
42
37
32
34
47
48
60
61

Precipitation Amount (mm)

0
0
0.3
0.2
0
0
0
0
0.3
0.8
0.4
0.2
0.3
0.3
0
0
0
0
0
0
0
0
0.3
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
95
95
95
93
95
96
96
96
98
98
98
98
96
92
83
69
59
55
59
62
61
68

Pressure (mb)

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

Ozone (du)

395
396
399
402
403
403
401
401
401
403
403
405
405
408
409
410
408
412
417
415
418
416
415
405

Monday 18

Waxing Crescent 11%

07:12

00:34

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
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: 05:38, Set: 21:32, Transit: 13:36. Moon - Rise: 07:12, Set: 00:34. Civil Dark: 22:15 - 04:55. Nautical Dark: 23:16 - 03:53. Astro Dark: 01:11 - N/A

Total Clouds (% Sky Obscured)

92
92
68
74
61
50
44
42
44
47
56
69
83
96
40
30
15
33
51
69
69
70
69
63

Low Clouds (% Sky Obscured)

31
13
1
1
1
0
2
5
5
5
5
10
15
15
5
0
5
12
23
41
43
37
28
28

Medium Clouds (% Sky Obscured)

12
1
1
2
3
32
18
42
44
47
53
62
70
78
40
30
15
33
51
52
44
34
25
19

High Clouds (% Sky Obscured)

68
92
68
60
41
31
21
11
18
25
36
50
67
84
5
13
15
16
17
18
13
9
3
14

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

48
37
17
0
0
0
0
0
3
34
44
54
51
44
49
47
50
45
41
31
33
38
41
33

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
13
11
9
8
7
7
7
7
7
7
7
7
7
8
8
9
9
8
8
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

83
84
86
90
93
93
93
95
95
91
93
95
96
96
95
96
96
96
93
89
86
78
69
61

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1016
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

395
391
389
387
386
384
380
378
375
374
374
373
374
375
379
380
381
382
382
381
380
379
378
376

Tuesday 19

Waxing Crescent 21%

08:34

01:28

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: 05:37, Set: 21:33, Transit: 13:36. Moon - Rise: 08:34, Set: 01:28. Civil Dark: 22:17 - 04:53. Nautical Dark: 23:18 - 03:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

59
51
56
62
69
57
49
42
52
53
53
46
40
36
54
65
73
65
60
53
62
72
82
76

Low Clouds (% Sky Obscured)

26
23
15
6
2
2
3
3
5
7
8
5
4
3
20
39
55
56
57
53
59
59
55
42

Medium Clouds (% Sky Obscured)

13
7
36
62
69
57
49
42
39
35
35
39
39
36
43
44
45
41
39
36
42
44
44
34

High Clouds (% Sky Obscured)

22
15
22
31
30
17
9
1
4
6
5
1
1
0
1
1
2
2
1
0
0
0
0
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
8
8
9
9
9
8
8
8
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
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
15
15
9
0
1
0
0
3
10
17
21
20
6
25
29
33
36
39
43
39
33
21
20

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
68
72
78
84
89
90
92
92
93
93
95
93
90
89
87
86
85
78
72
67
67
66
65

Pressure (mb)

1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

374
372
370
373
377
380
380
381
381
383
385
387
384
382
380
381
382
383
385
387
389
384
380
375

Wednesday 20

Waxing Crescent 18%

10:03

02:03

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

Sun - Rise: 05:35, Set: 21:35, Transit: 13:36. Moon - Rise: 10:03, Set: 02:03. Civil Dark: 22:18 - 04:51. Nautical Dark: 23:20 - 03:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

72
67
55
44
33
38
43
47
41
34
26
21
17
12
36
61
85
79
77
75

Low Clouds (% Sky Obscured)

27
16
7
4
1
1
2
4
7
5
6
6
7
4
3
1
0
9
19
29

Medium Clouds (% Sky Obscured)

27
19
18
14
17
20
22
25
20
16
11
9
5
2
1
1
0
9
17
28

High Clouds (% Sky Obscured)

27
39
23
12
2
1
1
0
0
0
1
1
2
2
16
40
60
43
28
8

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

19
15
16
14
5
12
12
7
12
11
4
9
7
7
9
7
3
6
6
3

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
72
74
81
86
93
93
95
96
93
93
92
89
86
83
73
65
58
55
54

Pressure (mb)

1024
1024
1024
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028
1028
1027

Ozone (du)

373
371
369
367
366
365
363
362
360
359
359
358
355
353
351
350
350
350
348
347

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

Generated: 14/05/26 18:26:42. Forecast: 14/05/26 to 20/05/26. Timezone: UTC+2.00