Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 16

Waxing Crescent 18%

11:11

21:59

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
03 Bad

Sun - Rise: 06:25, Set: 21:01, Transit: 13:43. Moon - Rise: 11:11, Set: 21:59. Civil Dark: 21:39 - 05:48. Nautical Dark: 22:27 - 04:59. Astro Dark: 23:26 - 04:01

Total Clouds (% Sky Obscured)

76
64
61
69
76
69
99
95
100
100
100
100
100
93
81
92
100
89
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

27
35
45
61
76
67
63
43
49
39
34
22
0
0
0
0
3
3
14
25
44
64
82
90

Medium Clouds (% Sky Obscured)

10
3
0
0
0
0
0
2
14
100
100
100
100
72
34
33
67
24
30
62
100
96
93
97

High Clouds (% Sky Obscured)

0
0
4
15
3
60
91
73
100
100
100
100
98
84
39
75
100
67
100
100
100
100
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
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
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
40
84

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
0.8

Wind Speed/Direction (mph)

5
5
5
4
4
5
4
4
3
5
6
8
11
9
9
9
8
5
4
4
4
3
3
3

Chance of Frost

Temperature (°C)

16
16
15
15
16
18
19
21
22
23
24
23
23
23
22
21
20
18
17
16
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
83
85
80
71
66
64
56
46
43
41
37
42
39
37
40
49
57
66
69
73
73
72
78

Pressure (mb)

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

Ozone (du)

327
328
327
326
324
323
323
323
322
323
324
324
328
330
329
327
329
329
329
328
329
329
330
329

Monday 17

Waxing Crescent 27%

12:30

22:12

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
03 Bad

Sun - Rise: 06:27, Set: 20:59, Transit: 13:43. Moon - Rise: 12:30, Set: 22:12. Civil Dark: 21:37 - 05:49. Nautical Dark: 22:25 - 05:01. Astro Dark: 23:22 - 04:04

Total Clouds (% Sky Obscured)

100
100
100
100
92
97
95
78
96
87
100
82
79
100
100
91
76
78
76
96
69
96
90
100

Low Clouds (% Sky Obscured)

43
74
61
76
70
60
75
65
93
73
80
68
71
58
22
4
2
12
32
41
39
29
14
72

Medium Clouds (% Sky Obscured)

100
100
100
92
87
46
65
19
26
26
45
24
23
21
71
55
26
21
48
45
46
85
82
98

High Clouds (% Sky Obscured)

100
100
100
100
15
2
0
0
42
43
40
41
35
100
100
73
76
77
76
30
10
53
50
58

ISS Passover

Visibility (miles)

9
9
5
7
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
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
None
None

Precipitation Probability (%)

56
95
95
61
21
23
27
27
25
28
20
8
3
1
0
0
0
0
0
0
0
0
0
6

Precipitation Amount (mm)

0
1.5
0.9
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
4
7
7
6
6
7
8
9
10
10
11
12
11
11
10
8
5
4
2
2
2
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
92
96
96
95
93
86
78
69
65
60
53
49
50
51
54
59
72
79
85
87
87
87
87

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

334
333
333
337
343
344
341
336
331
328
326
323
321
318
314
313
312
310
309
310
311
309
308
303

Tuesday 18

Waxing Crescent 36%

13:48

22:28

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
03 Bad

Sun - Rise: 06:29, Set: 20:57, Transit: 13:43. Moon - Rise: 13:48, Set: 22:28. Civil Dark: 21:34 - 05:51. Nautical Dark: 22:22 - 05:04. Astro Dark: 23:19 - 04:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
96

Low Clouds (% Sky Obscured)

85
71
76
80
100
93
59
82
98
100
100
97
92
88
74
28
36
49
59
65
58
55
41
29

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
41
38
45
42
49
43
72
46
50
48
95
98
100
64
77
81
88
78

High Clouds (% Sky Obscured)

100
100
100
100
67
100
100
89
100
100
100
100
99
100
100
100
100
100
100
100
100
97
93
85

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

40
89
95
76
67
45
7
13
23
12
7
20
11
29
41
51
49
95
95
95
81
95
55
49

Precipitation Amount (mm)

0
0.5
1.1
0.4
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.6
1.7
1.2
0.3
0.8
0
0

Wind Speed/Direction (mph)

4
4
5
7
6
6
7
8
11
14
13
12
10
11
10
10
8
6
6
5
5
6
7
6

Chance of Frost

Temperature (°C)

15
15
15
15
15
15
16
17
20
20
20
20
20
20
20
20
19
19
18
18
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
86
89
95
95
95
95
85
78
74
64
72
80
77
75
77
88
90
92
90
92
90
92
89

Pressure (mb)

1014
1013
1013
1012
1011
1011
1010
1010
1010
1010
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1007
1007

Ozone (du)

301
302
302
304
310
314
318
320
320
321
321
320
317
314
313
312
311
310
310
308
306
305
304
306

Wednesday 19

Waxing Crescent 46%

15:04

22:48

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

Sun - Rise: 06:30, Set: 20:55, Transit: 13:43. Moon - Rise: 15:04, Set: 22:48. Civil Dark: 21:32 - 05:53. Nautical Dark: 22:19 - 05:06. Astro Dark: 23:15 - 04:10

Total Clouds (% Sky Obscured)

94
79
64
49
57
71
82
83
86
82
76
65
58
48
35
13
25
40
70
73
63
65
71
72

Low Clouds (% Sky Obscured)

24
25
64
49
57
71
78
70
62
44
56
58
58
48
35
10
6
5
32
37
26
29
51
68

Medium Clouds (% Sky Obscured)

68
66
64
49
57
71
76
76
67
23
18
8
0
0
1
1
8
17
28
22
29
28
23
14

High Clouds (% Sky Obscured)

77
57
36
15
15
15
20
20
25
20
16
1
0
0
0
0
1
2
4
2
1
0
1
7

ISS Passover

Visibility (miles)

9
9
9
9
8
8
9
9
8
9
8
8
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 (%)

40
31
22
45
49
38
35
28
27
33
37
29
18
7
6
8
10
18
8
10
24
27
20
25

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

Chance of Frost

Temperature (°C)

17
17
16
16
16
16
16
17
17
18
20
21
21
21
21
20
19
17
16
15
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
89
90
89
87
90
93
90
83
64
58
52
49
50
50
57
71
83
80
77
82
86
87

Pressure (mb)

1007
1006
1006
1007
1007
1007
1007
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1008
1007
1007
1007
1007
1007

Ozone (du)

306
307
308
307
308
308
311
315
317
320
321
322
324
326
328
333
335
335
336
335
335
336
338
340

Thursday 20

First Quarter 56%

16:17

23:16

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 OK
21 OK
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:32, Set: 20:53, Transit: 13:42. Moon - Rise: 16:17, Set: 23:16. Civil Dark: 21:30 - 05:55. Nautical Dark: 22:17 - 05:08. Astro Dark: 23:12 - 04:13

Total Clouds (% Sky Obscured)

55
49
52
54
66
56
56
64
71
82
94
71
55
56
64
73
34
38
41
59
76
94
86
78

Low Clouds (% Sky Obscured)

46
35
38
40
34
29
27
33
36
42
51
41
32
27
27
27
11
7
2
2
2
2
5
8

Medium Clouds (% Sky Obscured)

6
4
2
0
10
20
31
28
28
30
45
30
33
31
31
31
9
11
8
11
17
20
25
26

High Clouds (% Sky Obscured)

0
0
0
0
6
0
1
28
48
67
68
26
8
22
41
52
3
5
10
38
67
94
86
78

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

7
20
5
4
7
20
10
30
27
34
44
60
59
34
22
16
3
3
1
3
4
3
10
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
10
10
10
11
12
13
13
12
12
13
12
12
11
11
9
7
5
4
3
3
4
4
4

Chance of Frost

Temperature (°C)

14
14
14
14
15
16
18
20
20
21
22
21
21
21
21
20
20
18
17
15
15
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
95
96
90
86
79
65
53
49
41
44
51
62
62
48
49
56
61
65
72
73
74
76
78

Pressure (mb)

1007
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1009
1009
1009

Ozone (du)

340
340
341
337
337
336
334
333
334
336
337
337
339
339
340
339
336
336
336
336
338
339
341
340

Friday 21

Waxing Gibbous 66%

17:24

23:54

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
03 Bad

Sun - Rise: 06:34, Set: 20:51, Transit: 13:42. Moon - Rise: 17:24, Set: 23:54. Civil Dark: 21:27 - 05:57. Nautical Dark: 22:14 - 05:10. Astro Dark: 23:09 - 04:16

Total Clouds (% Sky Obscured)

67
71
71
75
68
60
54
53
55
57
68
79
88
80
68
57
57
61
64
72
80
85
86
84

Low Clouds (% Sky Obscured)

10
15
22
28
23
17
13
20
27
32
37
41
46
35
26
16
15
15
13
19
22
29
29
21

Medium Clouds (% Sky Obscured)

28
42
54
65
59
55
47
35
29
18
15
9
4
4
4
5
14
24
31
21
12
3
16
32

High Clouds (% Sky Obscured)

67
46
18
2
6
10
16
32
52
57
68
79
88
67
36
5
10
10
15
20
25
45
45
45

ISS Passover

Visibility (miles)

7
5
7
8
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

14
22
24
23
29
31
30
27
24
21
25
25
22
41
58
69
52
31
8
17
17
8
21
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
13
14
14
16
18
19
20
21
22
22
22
22
21
20
18
17
16
15
14
14
13
13

Feels Like (°C)

13
13
13
13
13
15
16
17
18
19
19
23
21
20
20
20
19
15
15
15
15
14
13
11

Dew Point (°C)

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

Relative Humidity (%)

80
81
82
82
82
69
59
50
46
43
39
39
39
40
43
47
51
57
63
68
70
73
75
76

Pressure (mb)

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

Ozone (du)

340
339
339
340
340
340
340
340
336
333
329
328
326
324
323
321
320
320
319
319
319
318
318
319

Saturday 22

Waxing Gibbous 75%

18:19

00:45

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

Sun - Rise: 06:35, Set: 20:48, Transit: 13:42. Moon - Rise: 18:19, Set: 00:45. Civil Dark: 21:25 - 05:58. Nautical Dark: 22:11 - 05:12. Astro Dark: 23:05 - 04:18

Total Clouds (% Sky Obscured)

83
85
86
89
86
85
87
89
91
94
93
92
91
94
97
100
93
85
80
77
75
72

Low Clouds (% Sky Obscured)

17
15
15
20
19
17
16
16
13
8
10
15
20
31
43
53
39
27
16
22
27
30

Medium Clouds (% Sky Obscured)

46
60
71
81
77
78
71
77
82
89
85
81
78
85
93
100
80
61
41
33
23
16

High Clouds (% Sky Obscured)

45
45
40
45
50
50
50
42
31
29
31
28
35
53
72
82
75
68
65
61
60
55

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

Fog (%)

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

Precipitation Probability (%)

22
33
30
12
18
20
16
28
31
31
49
58
64
55
43
13
14
7
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
11
12
13
13
13
13
13
13
18
17
17
18
18
18
14
14
14
13
14

Dew Point (°C)

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

Relative Humidity (%)

76
76
74
72
71
64
56
51
46
41
38
40
41
43
46
51
55
59
60
64
68
71

Pressure (mb)

1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016

Ozone (du)

320
321
322
324
325
327
329
331
330
329
328
328
328
329
330
332
334
333
332
332
331
331

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

Generated: 16/08/26 04:22:09. Forecast: 16/08/26 to 22/08/26. Timezone: UTC+2.00