Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

Waxing Gibbous 100%

19:46

06:12

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

Sun - Rise: 06:07, Set: 19:44, Transit: 12:55. Moon - Rise: 19:46, Set: 06:12. Civil Dark: 20:16 - 05:35. Nautical Dark: 20:56 - 04:55. Astro Dark: 21:42 - 04:11

Total Clouds (% Sky Obscured)

90
92
71
85
100
100
49
46
43
10
81
89
3
59
82
98
94
92
100
92
79
89
96
96

Low Clouds (% Sky Obscured)

6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
7
10
1
2
0
0
0
0
0
0
0
0
0
0
23
24
8
0
15
7
0
0
14

High Clouds (% Sky Obscured)

90
69
71
85
100
100
49
46
43
8
81
86
3
53
76
97
94
87
100
89
79
83
92
95

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
0
0
0
0
0
0
0
0
0
0
1
3

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)

6
4
4
8
9
10
10
11
11
11
11
12
14
15
15
16
16
16
15
14
12
11
10
10

Chance of Frost

Temperature (°C)

26
24
23
23
22
21
21
20
20
19
19
20
21
23
25
27
28
29
30
31
31
31
30
28

Feels Like (°C)

24
23
21
20
19
18
18
17
15
15
16
15
17
20
22
23
24
25
26
27
29
28
29
27

Dew Point (°C)

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

Relative Humidity (%)

44
44
45
46
48
49
50
49
47
44
42
39
35
32
31
30
27
26
27
26
27
31
36
39

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1013
1012
1011
1011
1010
1010
1009
1009

Ozone (du)

291
290
289
289
289
288
288
289
288
287
286
286
286
285
283
282
282
283
283
281
281
282
282
282

Friday 28

Full Moon 99%

20:01

07:25

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 OK
10 Bad
11 Bad
12 Bad
13 OK
14 OK
15 OK
16 Bad
17 OK
18 OK
19 OK
20 Bad

Sun - Rise: 06:09, Set: 19:42, Transit: 12:55. Moon - Rise: 20:01, Set: 07:25. Civil Dark: 20:14 - 05:36. Nautical Dark: 20:54 - 04:56. Astro Dark: 21:40 - 04:13

Total Clouds (% Sky Obscured)

69
43
43
52
88
96
91
83
85
81
48
30
20
47
67
56
40
33
36
56
40
28
46
100

Low Clouds (% Sky Obscured)

0
0
0
11
53
47
45
0
0
0
0
0
0
0
5
23
5
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

20
2
0
0
17
46
49
49
27
41
20
0
0
45
54
48
36
32
32
39
25
21
28
30

High Clouds (% Sky Obscured)

62
43
38
38
60
91
86
77
85
55
25
30
1
0
0
0
0
1
2
0
0
0
18
100

ISS Passover

Visibility (miles)

9
9
9
9
6
5
5
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
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
25
28
45
73
75
61
36
9
1
9
33
9
22
8
2
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
4
4
8
12
16
20
18
15
14
12
11
14
16
13
13
11
11
9
7
7
6
5
3

Chance of Frost

Temperature (°C)

27
26
25
23
22
21
20
20
19
19
19
19
20
22
23
23
25
26
26
26
26
26
25
23

Feels Like (°C)

26
26
24
22
21
20
18
18
19
18
17
18
16
17
20
20
22
25
26
27
26
25
25
24

Dew Point (°C)

13
14
16
20
20
19
18
17
17
16
16
16
17
17
19
19
17
14
12
11
10
11
12
13

Relative Humidity (%)

41
47
57
85
87
88
86
86
86
85
85
81
80
74
75
74
63
48
42
38
37
38
46
54

Pressure (mb)

1009
1010
1010
1010
1011
1011
1012
1013
1014
1015
1015
1016
1017
1017
1018
1018
1017
1017
1016
1016
1016
1016
1016
1017

Ozone (du)

282
281
282
283
283
285
287
289
291
294
299
304
311
316
317
320
321
324
328
328
324
313
306
302

Saturday 29

Waning Gibbous 96%

20:17

08:39

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

Sun - Rise: 06:10, Set: 19:40, Transit: 12:55. Moon - Rise: 20:17, Set: 08:39. Civil Dark: 20:12 - 05:37. Nautical Dark: 20:52 - 04:58. Astro Dark: 21:37 - 04:15

Total Clouds (% Sky Obscured)

95
100
100
100
92
97
99
95
89
88
87
97
51
48
36
28
28
38
49
55
55
52
50
84

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

35
34
30
81
91
96
88
94
84
83
71
59
43
39
29
23
25
32
37
40
33
26
18
18

High Clouds (% Sky Obscured)

79
100
100
100
48
87
76
5
1
1
13
25
1
0
0
0
3
5
6
6
18
30
41
63

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 (%)

3
0
0
0
0
0
0
0
0
0
1
7
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
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
20
20
20
19
18
18
18
18
18
18
20
22
24
26
27
29
30
30
30
30
29
27
26

Feels Like (°C)

21
20
20
19
19
18
18
17
18
18
19
20
22
25
27
28
29
30
30
30
29
28
27
26

Dew Point (°C)

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

Relative Humidity (%)

60
62
64
63
64
62
63
65
67
69
66
59
52
44
38
33
30
28
28
29
29
31
35
39

Pressure (mb)

1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1018
1018
1017
1016
1016
1015
1015
1015
1015
1015

Ozone (du)

301
300
297
295
294
295
296
296
295
295
296
296
297
298
299
299
298
298
298
298
297
297
296
295

Sunday 30

Waning Gibbous 91%

20:34

09:55

21 Bad
22 OK
23 OK
00 OK
01 Good
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
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

Sun - Rise: 06:11, Set: 19:38, Transit: 12:55. Moon - Rise: 20:34, Set: 09:55. Civil Dark: 20:10 - 05:39. Nautical Dark: 20:49 - 05:00. Astro Dark: 21:34 - 04:17

Total Clouds (% Sky Obscured)

83
48
36
33
9
27
44
25
29
32
40
41
49
57
55
62
86
90
98
98
91
85
80
76

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
12
24
36
24
12
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
15
11
7
3
8
12
18
21
24
29
40
49
56
55
60
82
73
53
48
69
77
79
67

High Clouds (% Sky Obscured)

59
37
27
22
2
16
33
5
5
4
11
4
3
2
2
8
16
37
77
95
74
50
23
27

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
1
0
17
30
24
36
31
12
10
6
8
1
3
4
14

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)

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

Chance of Frost

Temperature (°C)

25
24
22
22
21
20
20
19
19
19
20
21
22
23
24
26
27
27
28
28
28
27
26
25

Feels Like (°C)

24
23
23
23
23
22
21
20
21
21
22
23
25
25
26
28
28
26
27
27
27
25
24
23

Dew Point (°C)

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

Relative Humidity (%)

42
44
48
51
53
57
58
62
65
68
66
59
51
44
37
32
28
26
26
27
29
30
36
44

Pressure (mb)

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

Ozone (du)

296
295
295
294
294
296
297
297
295
294
294
293
293
292
293
294
295
296
297
297
298
302
303
305

Monday 31

Waning Gibbous 84%

20:54

11:14

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

Sun - Rise: 06:13, Set: 19:36, Transit: 12:54. Moon - Rise: 20:54, Set: 11:14. Civil Dark: 20:08 - 05:40. Nautical Dark: 20:47 - 05:01. Astro Dark: 21:32 - 04:19

Total Clouds (% Sky Obscured)

74
73
81
84
39
40
47
51
50
58
49
47
58
69
59
50
38
40
48
53
55
62
67
79

Low Clouds (% Sky Obscured)

3
4
20
21
2
1
0
0
0
0
0
0
0
0
17
33
38
40
32
24
16
8
0
0

Medium Clouds (% Sky Obscured)

74
62
81
82
39
40
43
43
45
46
43
24
23
19
22
22
27
28
29
27
31
35
38
50

High Clouds (% Sky Obscured)

22
30
2
4
5
21
39
51
40
33
14
22
37
51
34
17
0
21
45
53
55
62
67
79

ISS Passover

Visibility (miles)

9
6
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

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
None
None

Precipitation Probability (%)

69
52
28
13
5
5
10
20
13
12
17
1
1
0
1
1
1
5
6
4
9
9
10
15

Precipitation Amount (mm)

0.6
0.2
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
13
7
8
7
7
6
6
5
4
5
5
2
2
2
3
3
4
4
3
3
3
3
2

Chance of Frost

Temperature (°C)

23
20
21
21
21
20
20
19
19
18
18
19
21
23
25
26
27
28
28
28
28
27
26
25

Feels Like (°C)

21
17
20
20
20
21
21
20
20
20
19
21
22
22
23
23
23
24
31
31
30
30
30
30

Dew Point (°C)

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

Relative Humidity (%)

51
79
75
74
75
81
82
78
75
75
73
71
63
55
49
43
39
34
35
35
36
39
41
44

Pressure (mb)

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

Ozone (du)

306
307
309
310
311
310
309
308
307
306
304
303
303
303
303
303
302
301
301
302
302
301
301
300

Tuesday 1

Waning Gibbous 74%

20:54

12:35

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
18 Bad
19 OK
20 OK

Sun - Rise: 06:14, Set: 19:34, Transit: 12:54. Moon - Rise: 20:54, Set: 12:35. Civil Dark: 20:06 - 05:42. Nautical Dark: 20:45 - 05:03. Astro Dark: 21:29 - 04:21

Total Clouds (% Sky Obscured)

89
98
99
99
100
100
100
100
100
100
100
100
100
100
96
92
88
74
60
48
49
47
38
32

Low Clouds (% Sky Obscured)

0
0
5
9
15
35
56
76
83
89
95
95
95
95
84
73
62
56
49
42
28
14
0
1

Medium Clouds (% Sky Obscured)

54
59
71
85
96
90
84
77
85
92
98
84
75
68
54
43
27
18
9
0
1
1
2
9

High Clouds (% Sky Obscured)

89
98
98
97
95
95
95
94
96
97
97
99
99
100
71
44
22
19
18
15
23
31
30
19

ISS Passover

Visibility (miles)

9
9
9
9
8
8
8
9
9
9
9
9
7
4
2
4
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

14
11
25
40
57
85
95
95
95
95
95
95
95
95
87
69
54
48
29
17
14
11
3
9

Precipitation Amount (mm)

0
0
0
0
0.2
0.6
0.9
0.6
1.2
1.3
0.9
1.7
2.5
3.5
0.3
0
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
24
24
24
24
18
18
18
18
17
17
15
15
16
16
17
17
18
18
17
18
19
20

Dew Point (°C)

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

Relative Humidity (%)

45
46
45
52
58
65
70
76
83
82
83
85
87
90
93
92
89
86
72
63
52
58
63
69

Pressure (mb)

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

Ozone (du)

300
300
300
299
299
298
299
300
301
302
302
303
304
305
306
310
314
318
317
315
314
315
317
318

Wednesday 2

Waning Gibbous 63%

21:21

13:57

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: 06:15, Set: 19:32, Transit: 12:54. Moon - Rise: 21:21, Set: 13:57. Civil Dark: 20:04 - 05:43. Nautical Dark: 20:43 - 05:05. Astro Dark: 21:27 - 04:23

Total Clouds (% Sky Obscured)

25
18
40
61
77
75
78
78
82
83
84
84
84
82
86
92
99

Low Clouds (% Sky Obscured)

1
1
3
5
7
11
15
17
11
6
0
16
33
49
44
39
33

Medium Clouds (% Sky Obscured)

18
18
32
33
33
34
40
46
55
60
63
61
58
48
36
20
10

High Clouds (% Sky Obscured)

13
10
35
59
73
74
78
78
78
73
69
73
81
82
82
74
64

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

12
9
8
7
0
9
14
19
20
15
1
13
33
51
54
48
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
18
18
17
17
17
17
17
17
17
17
17
18
18
19
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
71
72
73
73
76
76
74
75
76
76
76
70
62
57
56
56

Pressure (mb)

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

Ozone (du)

317
317
317
317
317
317
317
318
319
321
323
325
323
320
317
316
314

Forecast for Ottakring, Vienna, Republic of Austria (48.22,16.30)

Generated: 27/08/26 20:48:07. Forecast: 27/08/26 to 02/09/26. Timezone: UTC+2.00