Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 13

Waning Crescent 9%

04:09

17:07

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:34, Set: 21:23, Transit: 13:30. Moon - Rise: 04:09, Set: 17:07. Civil Dark: 22:07 - 04:51. Nautical Dark: 23:08 - 03:48. Astro Dark: 01:03 - N/A

Total Clouds (% Sky Obscured)

59
91
100
52
78
100
95
98
98
99
99
92
97
100
100
100
99
100
98
97
98
96
86
60

Low Clouds (% Sky Obscured)

67
76
77
79
87
84
83
67
66
51
50
62
77
73
68
83
94
91
82
40
42
50
41
39

Medium Clouds (% Sky Obscured)

95
89
38
100
100
100
100
88
56
96
89
88
95
100
100
100
85
100
90
35
64
75
86
60

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
2
2
3
2
25
26
33
47
23
45
56
22
23
13
2
2

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
7
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

Precipitation Type

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

Precipitation Probability (%)

100
100
100
100
100
100
100
80
66
13
24
25
47
71
70
62
59
63
74
58
41
52
20
17

Precipitation Amount (mm)

0.5
0.5
0.4
0.6
1
1.6
1.1
0.6
0.5
0.2
0
0
0
0.4
0.4
0.3
0.3
0.4
0.6
0.2
0
0.4
0
0

Wind Speed/Direction (mph)

7
7
7
7
9
6
6
4
4
3
2
4
4
4
3
2
2
3
4
3
3
6
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
65
66
68
71
75
80
82
87
93
94
94
93
93
91
90
90
90
90
88
79
68
63
58

Pressure (mb)

1001
1000
1000
999
999
998
998
998
997
997
997
997
997
997
996
996
996
996
996
996
996
996
997
997

Ozone (du)

434
433
433
431
430
430
431
433
435
437
437
435
434
433
432
430
431
432
433
434
435
436
436
436

Thursday 14

Waning Crescent 3%

04:23

18:36

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

Sun - Rise: 05:33, Set: 21:25, Transit: 13:30. Moon - Rise: 04:23, Set: 18:36. Civil Dark: 22:09 - 04:49. Nautical Dark: 23:11 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
72
55
56
58
62
64
35
28
29
17
24
29
67
80
100
100
100
100
97
100
100
100
98

Low Clouds (% Sky Obscured)

38
36
35
37
42
30
36
34
28
29
17
24
29
27
28
44
20
23
20
20
39
47
46
82

Medium Clouds (% Sky Obscured)

55
30
25
22
5
11
9
4
2
3
1
0
0
49
30
55
57
84
100
97
100
100
100
67

High Clouds (% Sky Obscured)

13
18
2
3
15
40
44
8
3
3
4
2
2
13
57
100
83
100
100
60
74
20
13
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
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
Very Light Rain

Precipitation Probability (%)

21
26
28
29
19
6
2
1
1
0
1
2
7
12
15
16
20
11
12
10
8
14
44
59

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
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
3
2
2
1
2
3
4
5
5
5
4
4
3
3
3
3
4
3
4
4
4
3
3

Relative Humidity (%)

55
55
51
51
50
51
57
64
73
82
88
90
91
91
91
93
93
94
93
90
81
74
63
60

Pressure (mb)

997
997
997
998
998
998
998
998
999
999
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1001
1002

Ozone (du)

435
435
436
437
438
439
440
439
437
438
438
439
438
434
432
432
432
430
430
429
428
427
424
424

Friday 15

Waning Crescent 3%

04:41

20:11

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:31, Set: 21:26, Transit: 13:30. Moon - Rise: 04:41, Set: 20:11. Civil Dark: 22:11 - 04:47. Nautical Dark: 23:13 - 03:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
98
99
83
97
97
73
60
57
82
77
78
87

Low Clouds (% Sky Obscured)

94
83
69
74
55
64
67
59
66
58
85
79
62
66
59
60
64
59
56
47
45
43
59
74

Medium Clouds (% Sky Obscured)

49
99
100
100
100
97
100
99
84
99
91
89
93
92
69
91
90
55
30
40
65
22
26
34

High Clouds (% Sky Obscured)

1
12
16
95
73
85
100
100
91
100
11
10
55
88
29
22
28
9
25
30
35
40
15
18

ISS Passover

Visibility (miles)

9
8
9
6
8
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

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

Precipitation Probability (%)

64
59
57
51
49
48
43
30
41
47
39
37
29
35
36
33
27
25
13
23
30
37
43
50

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
62
64
62
66
62
67
72
78
82
88
79
81
84
85
90
91
91
93
90
85
73
70
65

Pressure (mb)

1002
1002
1003
1003
1003
1003
1003
1004
1004
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1007
1007
1008
1008

Ozone (du)

422
421
422
421
421
422
420
418
415
414
413
413
413
414
412
411
410
408
408
408
407
407
408
410

Saturday 16

New Moon 0%

05:09

21:49

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

Sun - Rise: 05:30, Set: 21:28, Transit: 13:30. Moon - Rise: 05:09, Set: 21:49. Civil Dark: 22:12 - 04:45. Nautical Dark: 23:16 - 03:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
86
89
90
94
85
67
55
36
18
0
25
48
72
86
90
93
93
91
89
92
90
89
90

Low Clouds (% Sky Obscured)

76
75
63
42
37
32
28
20
14
6
0
1
1
1
25
46
67
60
53
48
59
73
81
86

Medium Clouds (% Sky Obscured)

47
34
79
77
89
84
31
25
16
7
0
12
25
37
37
33
33
45
74
50
48
46
47
57

High Clouds (% Sky Obscured)

22
3
3
2
8
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
8
6
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

Very Light Rain
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 (%)

52
43
34
33
27
22
18
13
17
20
9
7
5
1
3
15
28
27
19
7
12
16
20
22

Precipitation Amount (mm)

0.3
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
14
13
13
13
12
11
9
7
5
4
3
5
5
6
7
7
7
8
8
9
10
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
60
62
56
54
56
57
60
69
80
84
84
85
86
90
90
86
91
93
91
85
81
71
61

Pressure (mb)

1008
1009
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012

Ozone (du)

412
413
416
419
421
423
425
426
421
415
409
405
402
400
399
399
398
395
395
394
395
396
394
390

Sunday 17

Waxing Crescent 1%

05:52

23:22

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:28, Set: 21:30, Transit: 13:30. Moon - Rise: 05:52, Set: 23:22. Civil Dark: 22:14 - 04:43. Nautical Dark: 23:19 - 03:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

93
95
94
90
85
84
88
90
93
96
99
99
99
99
99
99
99
99
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

91
95
90
81
73
73
76
79
71
64
47
50
34
29
46
54
62
63
63
66
70
78
85
89

Medium Clouds (% Sky Obscured)

59
60
40
29
17
26
31
90
91
83
80
52
59
98
97
97
97
97
97
97
99
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
28
61
94
68
36
5
21
35
56
41
30
20
50
50
50
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
3
4
6
6
6
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

25
14
19
24
32
35
41
49
45
38
21
26
25
24
30
28
27
69
90
68
70
70
68
81

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
0.2
0.3
0.3
0.3
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
51
48
50
60
60
50
61
65
72
76
87
87
91
88
88
88
90
93
98
98
91
87
84

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1011
1011
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1014
1014
1014

Ozone (du)

390
389
391
394
394
395
397
399
396
397
397
395
393
394
397
401
400
401
400
400
401
404
407
410

Monday 18

Waxing Crescent 5%

06:56

00:38

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:27, Set: 21:31, Transit: 13:30. Moon - Rise: 06:56, Set: 00:38. Civil Dark: 22:16 - 04:41. Nautical Dark: 23:22 - 03:35. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
97
93
88
83
76
71
63
60
57
66
75
82
89
95
100
94
91
86
89
87
85
90

Low Clouds (% Sky Obscured)

90
90
92
91
88
63
38
15
14
8
2
5
9
12
31
51
70
53
35
16
21
29
36
41

Medium Clouds (% Sky Obscured)

100
100
96
88
69
51
47
51
54
48
37
49
59
71
77
83
89
78
69
63
66
66
62
65

High Clouds (% Sky Obscured)

45
45
45
55
60
47
25
0
0
1
1
4
4
4
2
0
0
33
67
86
79
62
46
64

ISS Passover

Visibility (miles)

6
5
4
6
7
9
9
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

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

Precipitation Probability (%)

88
93
89
80
69
55
45
41
35
25
10
10
10
5
15
24
26
36
31
14
10
10
12
17

Precipitation Amount (mm)

0.6
0.6
0.6
0.5
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
12
11
11
11
11
11
10
11
10
10
10
9
6
6
6
6
7
6
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

79
75
71
69
68
68
71
75
79
83
85
88
90
91
93
93
93
93
93
90
90
84
80
76

Pressure (mb)

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

Ozone (du)

412
414
415
417
419
421
421
420
419
412
406
399
395
392
388
388
387
386
387
387
388
387
386
385

Tuesday 19

Waxing Crescent 11%

08:20

01:30

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:25, Set: 21:33, Transit: 13:30. Moon - Rise: 08:20, Set: 01:30. Civil Dark: 22:18 - 04:40. Nautical Dark: 23:24 - 03:33. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
100
100
100
100
100
100
100
100
100
100
92
85
79
85
90
95
90
88
90
91
90
87
86

Low Clouds (% Sky Obscured)

50
61
55
49
45
49
53
57
45
37
28
38
47
57
56
59
61
63
65
68
70
71
73
68

Medium Clouds (% Sky Obscured)

67
70
75
81
77
80
86
88
82
74
67
52
41
26
44
61
78
69
65
55
50
50
53
43

High Clouds (% Sky Obscured)

82
100
100
100
100
100
100
100
100
100
100
67
34
7
5
2
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
7
5
3

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 (%)

21
24
23
21
20
15
11
4
13
14
10
12
12
12
21
27
30
38
33
22
40
45
47
37

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
75
74
76
79
82
82
82
83
87
90
96
95
96
96
96
96
98
96
95
93
89
84
81

Pressure (mb)

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

Ozone (du)

384
383
381
381
381
381
382
383
383
385
386
388
388
389
389
389
388
388
387
385
384
384
383
383

Forecast for Groningen, Gemeente Groningen, Netherlands (53.22,6.57)

Generated: 13/05/26 19:49:11. Forecast: 13/05/26 to 19/05/26. Timezone: UTC+2.00