Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 8

Waning Crescent 6%

05:45

17:24

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 OK
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Bad

Sun - Rise: 07:15, Set: 18:25, Transit: 12:49. Moon - Rise: 05:45, Set: 17:24. Civil Dark: 18:57 - 06:43. Nautical Dark: 19:35 - 06:05. Astro Dark: 20:13 - 05:27

Total Clouds (% Sky Obscured)

90
90
85
95
86
99
100
100
100
100
100
99
100
79
59
50
45
3
3
7
0
0
13
51

Low Clouds (% Sky Obscured)

2
2
2
2
6
28
11
44
92
86
94
70
57
52
24
1
22
3
0
7
0
0
13
21

Medium Clouds (% Sky Obscured)

78
48
44
56
67
39
86
98
99
100
100
89
71
59
6
5
7
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

50
48
34
27
40
93
100
100
100
100
100
89
78
34
55
50
27
0
0
0
0
0
2
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
3
2
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
Very Light Rain
Light Rain
Moderate Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
6
29
61
95
95
95
71
31
6
2
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
1.3
2.8
1.1
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
2
2
4
5
7
10
12
10
13
11
12
12
10
11
10
10
9
9
10
9
9
10
10

Chance of Frost

Temperature (°C)

12
14
16
19
23
24
24
23
20
16
14
13
13
13
12
11
10
9
9
8
8
8
7
7

Feels Like (°C)

11
13
14
17
21
22
21
19
18
14
11
9
9
9
8
7
6
6
6
5
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

58
49
43
40
40
41
43
49
67
81
90
84
79
74
75
75
76
76
78
79
81
81
81
79

Pressure (mb)

1006
1006
1006
1006
1005
1005
1004
1005
1006
1007
1009
1011
1013
1014
1016
1017
1017
1018
1018
1019
1019
1020
1020
1020

Ozone (du)

302
302
302
302
302
302
303
304
303
304
305
305
304
304
302
307
316
320
318
315
313
309
307
304

Friday 9

Waning Crescent 2%

07:01

17:37

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:16, Set: 18:23, Transit: 12:49. Moon - Rise: 07:01, Set: 17:37. Civil Dark: 18:55 - 06:44. Nautical Dark: 19:33 - 06:07. Astro Dark: 20:10 - 05:29

Total Clouds (% Sky Obscured)

84
83
100
89
89
89
93
94
100
96
94
87
92
95
87
98
98
76
83
100
100
99
100
100

Low Clouds (% Sky Obscured)

25
28
26
21
16
15
15
17
29
75
89
48
58
47
41
49
49
24
15
1
11
20
50
68

Medium Clouds (% Sky Obscured)

0
0
19
38
58
79
52
74
83
87
89
75
70
77
76
75
66
68
78
100
100
97
100
100

High Clouds (% Sky Obscured)

66
64
100
72
40
48
44
48
100
53
46
49
63
80
64
93
94
57
62
78
45
50
45
47

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
9
9
9
9
6
6
7

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
4
14
11
5
7
19
43
66
53
47
16
17
52
82
77
76

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0.2
0.6
0.6
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
10
11
12
13
14
14
14
15
14
14
13
12
12
12
11
12
11
12
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
65
57
51
48
46
44
42
43
45
45
46
46
49
62
71
79
79
83
80
81
84
86
86

Pressure (mb)

1021
1020
1020
1020
1019
1018
1017
1017
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014

Ozone (du)

302
301
300
300
298
295
292
288
284
282
281
280
279
278
277
275
275
275
275
275
276
277
278
278

Saturday 10

New Moon 0%

08:18

17:52

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

Sun - Rise: 07:18, Set: 18:21, Transit: 12:49. Moon - Rise: 08:18, Set: 17:52. Civil Dark: 18:53 - 06:46. Nautical Dark: 19:31 - 06:08. Astro Dark: 20:08 - 05:31

Total Clouds (% Sky Obscured)

99
100
100
100
99
100
100
100
100
57
60
38
59
83
71
37
26
23
26
25
33
67
73
77

Low Clouds (% Sky Obscured)

61
70
87
89
61
83
70
10
35
42
56
38
28
10
0
1
1
0
0
1
12
42
52
55

Medium Clouds (% Sky Obscured)

95
100
97
96
91
100
97
100
100
40
14
0
0
0
17
28
16
17
15
16
17
18
19
27

High Clouds (% Sky Obscured)

81
55
50
55
60
72
97
90
100
13
0
0
52
70
71
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

33
47
28
40
44
60
39
9
22
37
26
18
2
0
1
0
0
0
1
1
2
3
16
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
80
78
76
76
68
71
70
74
78
80
81
83
84
81
80
84
82
81
82
82
84
75
72

Pressure (mb)

1014
1014
1014
1014
1013
1013
1013
1013
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1014

Ozone (du)

279
279
281
282
283
284
287
288
288
287
288
291
296
302
302
302
303
300
298
299
300
301
302
303

Sunday 11

Waxing Crescent 1%

No Rise

18:07

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:20, Set: 18:19, Transit: 12:48. Moon - Rise: No Rise, Set: 18:07. Civil Dark: 18:51 - 06:47. Nautical Dark: 19:28 - 06:10. Astro Dark: 20:06 - 05:32

Total Clouds (% Sky Obscured)

78
79
71
75
95
83
70
59
65
71
77
80
83
85
84
83
83
83
82
83
85
89
92
91

Low Clouds (% Sky Obscured)

50
46
41
53
85
65
39
15
15
20
20
15
10
15
15
15
12
18
26
34
32
30
28
44

Medium Clouds (% Sky Obscured)

35
37
39
38
40
33
26
19
23
31
36
41
44
47
46
41
37
34
31
26
29
33
36
32

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
40
35
29
25
33
30
35
40
40
35
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
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 (%)

2
1
4
5
3
3
5
3
6
3
0
0
0
0
2
3
2
7
10
4
14
14
11
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)

10
12
13
13
12
12
11
11
10
8
6
5
5
5
5
5
5
5
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
59
51
47
42
39
39
42
45
46
45
45
46
47
49
50
52
55
55
57
58
59
61
61

Pressure (mb)

1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1018

Ozone (du)

307
309
309
309
308
309
309
309
308
308
307
307
307
308
310
310
310
312
314
317
318
320
320
323

Monday 12

Waxing Crescent 4%

09:34

18:27

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:21, Set: 18:17, Transit: 12:48. Moon - Rise: 09:34, Set: 18:27. Civil Dark: 18:49 - 06:49. Nautical Dark: 19:26 - 06:11. Astro Dark: 20:04 - 05:34

Total Clouds (% Sky Obscured)

91
90
86
78
71
69
60
48
52
65
75
77
69
63
64
67
75
82
89
94
90
86
78
77

Low Clouds (% Sky Obscured)

60
76
70
64
56
42
27
10
25
44
63
45
49
51
55
62
70
75
78
84
70
61
53
52

Medium Clouds (% Sky Obscured)

24
18
17
19
19
23
25
27
26
50
59
69
57
44
32
19
9
14
18
22
14
8
1
5

High Clouds (% Sky Obscured)

2
0
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 (%)

30
28
25
28
31
27
21
18
32
31
27
24
20
22
13
7
8
16
20
28
29
30
29
22

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

Chance of Frost

Temperature (°C)

10
11
12
13
13
14
13
13
13
11
11
10
9
9
8
8
8
7
7
7
8
7
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
56
53
49
46
45
47
40
40
49
56
58
63
72
79
78
78
77
75
74
73
74
76
78

Pressure (mb)

1018
1019
1019
1019
1019
1019
1020
1020
1021
1022
1023
1023
1023
1024
1025
1025
1025
1026
1026
1026
1027
1027
1027
1028

Ozone (du)

325
326
326
325
323
322
321
321
323
326
330
335
334
333
333
333
333
333
333
333
333
335
336
338

Tuesday 13

Waxing Crescent 9%

10:49

18:51

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 07:23, Set: 18:15, Transit: 12:48. Moon - Rise: 10:49, Set: 18:51. Civil Dark: 18:47 - 06:50. Nautical Dark: 19:24 - 06:13. Astro Dark: 20:02 - 05:35

Total Clouds (% Sky Obscured)

75
76
78
77
78
74
67
60
48
38
33
39
49
63
66
69
72
79
87
95
97
99
100
98

Low Clouds (% Sky Obscured)

52
53
57
61
63
53
32
17
16
12
12
8
8
16
23
23
22
17
14
7
5
4
2
2

Medium Clouds (% Sky Obscured)

9
13
11
8
4
8
15
22
21
18
13
7
4
1
16
33
46
38
33
29
26
23
23
26

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
7
11
25
37
44
25
10
1
31
60
92
95
98
100
76

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
7
6
7
8
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 (%)

18
12
21
28
25
29
37
38
19
15
18
15
9
5
3
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
72
67
66
64
63
67
71
75
76
77
78
78
77
75
78
79
83
83
83
83
83
82
82

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

340
341
343
339
335
332
326
319
313
309
305
301
298
296
293
292
290
289
288
287
287
286
286
285

Wednesday 14

Waxing Crescent 15%

12:00

19:23

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:24, Set: 18:12, Transit: 12:48. Moon - Rise: 12:00, Set: 19:23. Civil Dark: 18:45 - 06:52. Nautical Dark: 19:22 - 06:14. Astro Dark: 20:00 - 05:37

Total Clouds (% Sky Obscured)

96
94
93
92
91
74
57
40
51
63
75
74
73
72
76
75
79

Low Clouds (% Sky Obscured)

2
1
16
34
57
50
36
23
32
42
51
58
65
72
65
59
53

Medium Clouds (% Sky Obscured)

33
37
36
45
53
39
21
0
19
38
53
46
39
31
30
33
34

High Clouds (% Sky Obscured)

53
35
42
39
36
35
30
26
22
17
14
30
43
54
53
48
40

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
None
None
None
None

Precipitation Probability (%)

2
2
6
4
6
5
4
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

Wind Speed/Direction (mph)

3
3
4
4
4
4
4
4
4
4
4
4
4
4
5
4
4

Chance of Frost

Temperature (°C)

7
9
11
11
12
13
13
14
14
13
12
10
10
9
9
8
8

Feels Like (°C)

5
5
7
7
7
7
12
12
12
12
12
12
9
9
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

75
70
65
59
56
51
52
52
54
58
61
65
65
64
65
67
69

Pressure (mb)

1030
1030
1030
1030
1029
1029
1028
1028
1027
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

285
284
284
283
282
281
282
282
282
283
284
285
286
286
287
287
287

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

Generated: 08/10/26 09:44:31. Forecast: 08/10/26 to 14/10/26. Timezone: UTC+2.00