Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Gibbous 87%

16:21

04:05

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

Sun - Rise: 07:37, Set: 17:57, Transit: 12:46. Moon - Rise: 16:21, Set: 04:05. Civil Dark: 18:30 - 07:04. Nautical Dark: 19:07 - 06:27. Astro Dark: 19:45 - 05:49

Total Clouds (% Sky Obscured)

97
98
96
91
38
33
38
25
27
9
5
19
28
73
62
50
71
39
27
20
47
46
64
100

Low Clouds (% Sky Obscured)

49
58
52
42
38
26
33
17
0
0
0
0
1
38
31
24
24
1
1
0
1
1
0
0

Medium Clouds (% Sky Obscured)

97
84
40
38
0
1
2
14
24
8
4
17
26
64
53
39
42
39
27
15
13
4
0
52

High Clouds (% Sky Obscured)

97
48
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
41
41
64
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 (%)

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

Wind Speed/Direction (mph)

13
13
13
14
14
13
11
8
6
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
3
3
3
3
3
3
2
3
3
3
3
4
4
3
4
3
3
2
2

Relative Humidity (%)

73
68
66
58
55
51
50
52
57
61
63
65
69
71
70
73
75
77
77
78
76
76
76
71

Pressure (mb)

1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019

Ozone (du)

280
281
282
284
288
292
294
297
296
297
297
296
297
296
298
294
287
285
281
279
278
275
272
272

Friday 23

Waxing Gibbous 93%

16:34

05:23

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 OK
01 Bad
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:39, Set: 17:55, Transit: 12:46. Moon - Rise: 16:34, Set: 05:23. Civil Dark: 18:28 - 07:06. Nautical Dark: 19:05 - 06:28. Astro Dark: 19:43 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
47
68
44
69
98
72
58
66
59
72

Low Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
15
27
2
0
1
21
1
5
16
9
12
18
14
27
17
47

Medium Clouds (% Sky Obscured)

46
100
100
100
100
100
100
100
100
100
100
100
97
100
17
35
35
69
97
67
50
45
44
45

High Clouds (% Sky Obscured)

100
100
90
100
100
40
48
100
100
100
100
100
100
100
45
45
44
45
50
50
45
55
41
48

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
3
10
18
23
21
5
0
0
0
1
1
18
1
1
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)

4
7
7
7
6
6
6
5
3
3
4
4
6
7
7
8
9
11
11
11
12
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
54
50
46
43
45
48
52
54
56
57
59
61
66
62
63
64
68
74
67
63
64
64
62

Pressure (mb)

1018
1018
1017
1016
1016
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016
1017
1017

Ozone (du)

271
268
267
268
271
277
281
285
287
290
293
296
299
301
303
304
302
301
303
306
309
310
311
311

Saturday 24

Waxing Gibbous 98%

16:49

05:44

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

Sun - Rise: 06:41, Set: 17:53, Transit: 12:46. Moon - Rise: 16:49, Set: 05:44. Civil Dark: 18:26 - 06:08. Nautical Dark: 19:04 - 05:30. Astro Dark: 19:41 - 04:52

Total Clouds (% Sky Obscured)

77
83
63
44
71
83
41
29
26
4
6
5
6
3
11
5
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

45
51
63
44
59
34
23
29
26
1
1
0
1
1
1
0
0
0
0
0
24
43
73
91

Medium Clouds (% Sky Obscured)

45
47
11
13
40
71
31
2
0
0
2
2
0
0
0
0
0
55
60
72
100
100
100
100

High Clouds (% Sky Obscured)

50
45
22
0
22
3
0
0
0
0
0
0
0
0
8
4
100
100
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
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
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
36
41
71
85

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
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
1
2

Relative Humidity (%)

62
57
50
48
49
50
50
52
57
61
63
65
69
71
74
76
79
78
78
76
71
69
62
65

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1019
1019
1018
1018
1016
1015
1013
1012
1011
1010
1009
1008

Ozone (du)

312
313
313
313
313
312
313
313
312
312
311
309
306
296
288
284
279
277
276
275
274
274
272
272

Sunday 25

Waxing Gibbous 100%

16:05

07:09

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 OK
00 OK
01 OK
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 OK

Sun - Rise: 06:42, Set: 16:51, Transit: 11:46. Moon - Rise: 16:05, Set: 07:09. Civil Dark: 17:24 - 06:09. Nautical Dark: 18:02 - 05:31. Astro Dark: 18:39 - 04:54

Total Clouds (% Sky Obscured)

100
100
100
83
66
49
46
46
49
64
71
98
84
37
20
23
23
25
42
70
87
69
34
26

Low Clouds (% Sky Obscured)

88
86
84
73
61
49
46
46
49
43
33
38
36
20
17
22
23
25
31
38
40
36
32
26

Medium Clouds (% Sky Obscured)

100
100
100
82
60
45
45
46
49
16
32
51
70
26
8
6
3
0
13
25
34
24
14
4

High Clouds (% Sky Obscured)

84
68
52
41
33
35
35
40
49
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
9
5
3
4
8
3
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

86
92
95
95
95
95
95
84
21
9
1
1
1
1
3
2
2
0
4
3
4
4
11
6

Precipitation Amount (mm)

0.4
0.5
1
1
0.6
0.7
1.2
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
5
5
6
7
7
8
9
9
7
5
5
4
4
4
5
5
5
5
4
1
0
2
3

Relative Humidity (%)

70
76
76
80
81
82
87
90
87
82
76
77
69
70
74
78
79
81
82
81
67
63
64
66

Pressure (mb)

1007
1006
1006
1005
1005
1005
1005
1006
1008
1009
1011
1012
1013
1014
1015
1015
1016
1017
1017
1018
1019
1020
1020
1021

Ozone (du)

272
272
270
270
269
269
268
268
270
278
282
288
293
292
291
295
297
297
295
293
290
289
291
293

Monday 26

Full Moon 99%

16:26

08:37

10 OK
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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:44, Set: 16:49, Transit: 11:46. Moon - Rise: 16:26, Set: 08:37. Civil Dark: 17:22 - 06:11. Nautical Dark: 18:00 - 05:33. Astro Dark: 18:38 - 04:55

Total Clouds (% Sky Obscured)

35
49
60
69
81
98
100
100
100
94
87
81
85
89
94
89
85
84
88
92
95
96
96
97

Low Clouds (% Sky Obscured)

35
48
53
43
32
24
10
5
0
0
0
0
0
0
0
0
0
0
2
6
9
34
56
79

Medium Clouds (% Sky Obscured)

13
23
32
30
25
23
25
30
33
41
46
52
56
61
89
85
83
82
84
88
91
84
77
70

High Clouds (% Sky Obscured)

0
2
2
23
42
67
100
100
100
78
56
33
26
18
15
20
29
33
24
21
25
21
10
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 (%)

7
4
1
9
6
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
4
5
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
3
3
3
2
2
3
4
3
3
4
3
4
4
3
3
3
3
3
3
3
3
3
4

Relative Humidity (%)

65
60
55
52
49
50
54
61
64
69
71
74
75
77
76
76
76
76
76
75
74
74
70
68

Pressure (mb)

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

Ozone (du)

293
294
293
292
291
290
288
285
283
282
281
280
279
278
277
275
274
272
270
269
268
267
266
266

Tuesday 27

Waning Gibbous 95%

16:55

10:04

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

Sun - Rise: 06:46, Set: 16:47, Transit: 11:46. Moon - Rise: 16:55, Set: 10:04. Civil Dark: 17:21 - 06:12. Nautical Dark: 17:58 - 05:34. Astro Dark: 18:36 - 04:57

Total Clouds (% Sky Obscured)

71
46
20
17
14
11
37
63
89
71
54
37
43
39
42
57
75
96
97
99
100
98
97
93

Low Clouds (% Sky Obscured)

55
32
7
5
2
0
0
0
0
0
0
0
5
2
0
7
15
22
27
31
36
47
55
67

Medium Clouds (% Sky Obscured)

49
27
7
6
3
0
0
0
0
1
2
3
13
21
30
41
50
56
63
69
80
73
69
63

High Clouds (% Sky Obscured)

0
0
0
4
7
9
35
63
89
69
46
23
24
21
17
36
57
82
86
92
98
95
86
59

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
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
13
23
22
22
21
11

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
6
6
14
14
14
14
13
13
7
8
7
6
6
5
4
3
3
2
1
1
4
5

Dew Point (°C)

4
3
3
3
3
4
5
4
4
3
3
4
3
3
2
1
1
-0
-1
-1
0
1
2
4

Relative Humidity (%)

65
57
49
44
45
48
51
54
57
62
64
68
70
69
69
67
67
66
65
66
68
71
69
68

Pressure (mb)

1021
1020
1020
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1021

Ozone (du)

265
265
265
264
265
265
266
267
268
269
269
269
270
271
273
274
275
277
278
281
285
289
294
299

Wednesday 28

Waning Gibbous 89%

17:35

10:04

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

Sun - Rise: 06:47, Set: 16:45, Transit: 11:45. Moon - Rise: 17:35, Set: 10:04. Civil Dark: 17:19 - 06:14. Nautical Dark: 17:57 - 05:36. Astro Dark: 18:34 - 04:58

Total Clouds (% Sky Obscured)

76
63
58
63
63
68
69
72
72
64
53
44
51
59
67
68
72
76
87
92
96

Low Clouds (% Sky Obscured)

60
44
29
25
20
26
34
36
32
34
37
41
44
45
51
56
62
69
77
83
89

Medium Clouds (% Sky Obscured)

57
51
45
40
35
30
27
25
22
19
14
4
11
21
31
38
44
50
53
59
60

High Clouds (% Sky Obscured)

44
33
25
49
57
68
48
25
2
2
4
6
9
10
13
10
7
3
3
2
3

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

Fog (%)

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

Precipitation Probability (%)

20
26
40
48
50
40
46
53
41
24
15
1
5
5
5
4
5
4
3
8
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
4
3
1
2
3
3
4
4
4
4
3
3
4
4
4
5
5
5
5
5

Relative Humidity (%)

67
58
52
44
47
50
54
57
59
62
64
66
67
69
72
74
77
78
81
81
82

Pressure (mb)

1021
1022
1022
1022
1023
1023
1024
1025
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1029
1029
1029

Ozone (du)

303
301
298
296
294
292
290
288
287
286
287
288
289
289
288
288
288
288
288
289
289

Forecast for Královské Vinohrady, Praha 2, Czech Republic (50.08,14.44)

Generated: 22/10/26 10:55:33. Forecast: 22/10/26 to 28/10/26. Timezone: UTC+2.00