Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 16

Waxing Crescent 30%

13:59

21:16

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 Bad
21 OK
22 OK
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

Sun - Rise: 07:18, Set: 19:51, Transit: 13:33. Moon - Rise: 13:59, Set: 21:16. Civil Dark: 20:25 - 06:44. Nautical Dark: 21:06 - 06:03. Astro Dark: 21:49 - 05:21

Total Clouds (% Sky Obscured)

47
49
57
67
55
27
40
30
22
31
72
88
100
100
100
100
100
90
100
97
98
100
100
100

Low Clouds (% Sky Obscured)

47
49
57
67
55
27
40
29
22
23
25
35
66
62
63
62
61
31
29
41
62
56
53
73

Medium Clouds (% Sky Obscured)

0
11
14
0
0
0
0
0
0
0
7
3
10
45
50
95
90
85
100
95
97
100
98
76

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
5
31
76
100
99
100
100
100
55
50
50
80
100
100
100

ISS Passover

Visibility (miles)

7
7
7
7
8
8
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 (%)

73
63
38
42
42
21
6
4
4
3
4
3
7
18
22
17
22
5
6
7
5
13
19
26

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)

13
13
14
13
11
9
6
5
6
6
6
7
7
8
9
10
10
11
11
12
14
15
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
73
73
76
81
86
90
90
90
92
92
93
90
89
89
89
90
92
92
89
82
77
69
67

Pressure (mb)

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

Ozone (du)

332
332
332
332
332
330
330
327
321
315
313
311
309
308
305
304
305
306
305
303
302
303
304
305

Thursday 17

Waxing Crescent 39%

15:09

21:50

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 OK
08 Bad
09 OK
10 Bad
11 OK
12 Bad
13 Bad

Sun - Rise: 07:19, Set: 19:49, Transit: 13:33. Moon - Rise: 15:09, Set: 21:50. Civil Dark: 20:23 - 06:45. Nautical Dark: 21:03 - 06:05. Astro Dark: 21:46 - 05:23

Total Clouds (% Sky Obscured)

100
100
98
97
100
92
99
94
87
97
92
97
100
100
86
91
81
25
41
22
47
32
47
69

Low Clouds (% Sky Obscured)

84
97
85
83
90
77
81
54
26
23
17
25
26
15
18
40
26
13
11
14
17
22
43
60

Medium Clouds (% Sky Obscured)

92
100
77
92
79
20
51
11
9
11
4
64
63
13
11
32
25
2
10
0
11
0
0
4

High Clouds (% Sky Obscured)

89
100
30
25
7
30
30
35
48
91
78
91
98
100
77
5
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

29
56
75
95
95
65
53
66
49
11
9
4
0
2
3
4
2
2
3
7
15
4
5
12

Precipitation Amount (mm)

0
0
0
0.7
1.5
0
0
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
16
16
14
14
14
13
10
8
7
6
6
6
6
6
6
6
6
6
7
9
11
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
65
77
85
86
87
92
93
96
95
93
92
90
87
87
87
87
89
89
87
79
65
56
53

Pressure (mb)

1011
1011
1010
1010
1009
1009
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1013
1013
1014
1014
1014
1014

Ozone (du)

304
303
303
304
304
305
306
306
304
302
304
304
305
306
308
312
313
314
310
308
306
304
303
302

Friday 18

First Quarter 49%

16:10

22:36

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
12 Bad
13 Bad

Sun - Rise: 07:21, Set: 19:47, Transit: 13:33. Moon - Rise: 16:10, Set: 22:36. Civil Dark: 20:21 - 06:47. Nautical Dark: 21:01 - 06:07. Astro Dark: 21:43 - 05:25

Total Clouds (% Sky Obscured)

50
73
59
82
54
95
82
100
100
85
91
99
99
96
95
96
100
100
98
97
95
97
99
100

Low Clouds (% Sky Obscured)

44
32
25
21
24
15
32
27
55
20
23
40
59
92
92
91
92
94
93
92
92
90
87
65

Medium Clouds (% Sky Obscured)

0
0
0
12
11
0
24
100
91
85
91
97
99
93
95
91
96
85
77
62
44
38
32
32

High Clouds (% Sky Obscured)

2
26
21
32
16
95
78
100
96
25
13
89
25
4
9
43
68
85
66
52
28
55
82
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
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 (%)

1
0
0
0
0
0
0
1
8
5
6
5
10
30
15
17
8
15
17
21
23
30
30
29

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)

14
14
14
13
12
10
8
7
8
10
11
12
12
12
13
14
14
14
14
15
15
16
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
9
10
10
10
11
11
11
11
10
11
11
11
11
11
11
12
13
14
15
15
16
16

Relative Humidity (%)

51
50
52
56
61
66
74
78
79
78
74
75
75
75
76
78
78
79
83
83
85
85
85
81

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1018

Ozone (du)

299
297
295
294
292
290
285
283
281
280
280
282
285
292
293
292
292
291
292
292
292
293
291
291

Saturday 19

Waxing Gibbous 59%

16:57

23:34

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
12 Bad
13 Bad

Sun - Rise: 07:23, Set: 19:44, Transit: 13:32. Moon - Rise: 16:57, Set: 23:34. Civil Dark: 20:18 - 06:49. Nautical Dark: 20:58 - 06:09. Astro Dark: 21:41 - 05:27

Total Clouds (% Sky Obscured)

98
96
95
95
97
98
99
99
100
100
100
100
97
99
100
91
84
76
84
91
100
100
100
100

Low Clouds (% Sky Obscured)

54
68
87
84
82
78
80
73
60
60
41
39
40
59
56
53
54
33
76
65
24
26
24
24

Medium Clouds (% Sky Obscured)

25
20
60
89
25
28
31
41
63
59
100
100
89
38
42
57
40
75
54
14
4
4
2
0

High Clouds (% Sky Obscured)

91
82
73
73
79
81
87
93
100
100
100
72
50
60
46
37
30
35
60
80
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

21
21
11
10
10
8
20
29
38
62
78
95
95
92
95
88
77
57
40
27
2
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.5
0.8
0.7
0.6
0.6
0.5
0.4
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
17
16
15
14
14
13
13
13
13
13
12
12
11
10
9
7
7
8
9
11
13
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
17
18
18
18
18
17
17
17
16
17
16
16
16
16
16
16
16
16
16
16
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

64
62
67
75
75
77
78
77
82
86
88
92
95
95
96
98
98
95
90
86
78
66
57
54

Pressure (mb)

1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1022
1023
1024
1024
1025
1025

Ozone (du)

291
291
292
293
293
291
291
290
290
291
292
292
291
291
292
291
289
289
288
287
286
286
287
285

Sunday 20

Waxing Gibbous 68%

17:32

00:43

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
12 Bad
13 Bad

Sun - Rise: 07:24, Set: 19:42, Transit: 13:32. Moon - Rise: 17:32, Set: 00:43. Civil Dark: 20:16 - 06:51. Nautical Dark: 20:56 - 06:10. Astro Dark: 21:38 - 05:29

Total Clouds (% Sky Obscured)

100
100
100
98
92
92
92
90
88
90
92
95
89
84
79
82
83
83
84
85
88
82
76
70

Low Clouds (% Sky Obscured)

24
24
26
33
43
52
51
51
52
53
51
56
48
39
31
30
29
29
30
32
33
41
52
50

Medium Clouds (% Sky Obscured)

4
4
4
9
14
21
17
12
12
11
18
29
22
14
10
9
7
6
13
19
26
26
26
26

High Clouds (% Sky Obscured)

100
100
100
74
44
15
21
30
43
30
24
15
20
30
30
10
20
30
44
47
65
67
42
16

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0

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)

14
14
14
13
11
9
6
6
5
5
5
4
5
5
5
4
4
4
4
6
7
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
10
10
11
11
11
11
11
11
11
10
10
10
10
9
9
9
10
10
11
11
10

Relative Humidity (%)

53
53
55
59
64
69
78
80
82
83
83
84
81
81
81
83
81
81
80
75
70
66
61
55

Pressure (mb)

1026
1026
1026
1026
1027
1027
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1031
1030
1030

Ozone (du)

285
286
285
285
284
281
280
279
279
279
278
277
276
276
275
274
274
274
273
272
271
270
271
273

Monday 21

Waxing Gibbous 77%

17:57

01:57

14 Bad
15 Bad
16 OK
17 OK
18 OK
19 OK
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

Sun - Rise: 07:26, Set: 19:40, Transit: 13:32. Moon - Rise: 17:57, Set: 01:57. Civil Dark: 20:13 - 06:52. Nautical Dark: 20:53 - 06:12. Astro Dark: 21:35 - 05:31

Total Clouds (% Sky Obscured)

62
53
44
37
41
45
46
48
54
67
80
93
93
94
94
95
95
95
95
97
98
97
96
95

Low Clouds (% Sky Obscured)

42
37
31
33
34
35
36
36
37
52
72
91
92
93
92
92
92
87
89
91
94
93
92
93

Medium Clouds (% Sky Obscured)

21
12
6
5
4
0
0
3
3
5
7
9
13
12
12
16
18
21
19
18
16
16
15
17

High Clouds (% Sky Obscured)

11
5
0
0
0
0
0
0
0
0
0
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
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 (%)

0
0
0
0
0
0
0
0
0
2
2
1
5
8
9
9
5
2
3
5
0
1
1
0

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
10
10
10
8
7
5
4
4
3
3
4
4
4
4
4
4
4
4
4
4
5
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
55
58
62
70
79
89
92
95
96
92
86
82
84
87
89
89
87
87
82
77
72
67
64

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1031
1031

Ozone (du)

274
273
272
271
271
271
271
270
270
269
269
269
269
269
269
270
270
270
271
271
271
272
271
271

Tuesday 22

Waxing Gibbous 85%

18:16

03:14

14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 Bad

Sun - Rise: 07:28, Set: 19:37, Transit: 13:31. Moon - Rise: 18:16, Set: 03:14. Civil Dark: 20:11 - 06:54. Nautical Dark: 20:51 - 06:14. Astro Dark: 21:33 - 05:33

Total Clouds (% Sky Obscured)

83
72
61
51
39
26
23
23
17
17
14
15
20
26
31
33
36
42

Low Clouds (% Sky Obscured)

80
65
50
36
25
11
15
22
17
17
14
15
20
26
26
27
26
27

Medium Clouds (% Sky Obscured)

16
15
15
11
7
3
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
1
0
0
1
4
8
7
4
4

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
19
19
19
20
21
22
16
16
16
16
15
15
13
13
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

60
60
59
59
67
72
81
85
89
92
92
92
90
92
92
92
92
90

Pressure (mb)

1031
1031
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

270
270
269
268
269
270
270
271
272
272
272
272
272
271
270
269
269
270

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

Generated: 16/09/26 14:50:40. Forecast: 16/09/26 to 22/09/26. Timezone: UTC+2.00