Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 16

Waxing Crescent 18%

10:23

21:19

00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 OK
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

Sun - Rise: 05:46, Set: 20:13, Transit: 13:00. Moon - Rise: 10:23, Set: 21:19. Civil Dark: 20:49 - 05:10. Nautical Dark: 21:35 - 04:24. Astro Dark: 22:29 - 03:31

Total Clouds (% Sky Obscured)

0
0
0
0
3
2
31
72
100
97
100
92
99
100
99
100
100
100
49
54
85
72
69
93

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
0
0
10
5
10
5
1
0
27

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
11
26
46
52
61
63
88
97
87
99
69
51
43
32
8
2
22
26

High Clouds (% Sky Obscured)

0
0
0
0
3
2
22
52
100
91
100
76
85
100
92
100
100
100
46
27
60
60
57
90

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
2
8
7
16
24
7
4
6
1
0
0
6

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
4
8
10
10
10
7
8
6
7
7
5
4
4
5
5

Chance of Frost

Temperature (°C)

20
19
19
19
18
18
17
18
21
24
25
25
26
27
26
26
25
25
23
22
21
19
18
17

Feels Like (°C)

20
20
20
19
18
18
18
18
21
22
22
22
23
25
25
24
23
22
21
21
21
20
20
19

Dew Point (°C)

6
6
5
5
4
4
4
5
6
7
8
10
11
11
11
10
10
10
13
15
15
15
16
16

Relative Humidity (%)

39
40
39
39
39
39
40
42
35
32
34
38
39
38
37
37
39
39
52
62
69
77
89
93

Pressure (mb)

1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014
1014

Ozone (du)

312
311
311
311
312
311
310
308
308
309
309
311
311
310
311
312
313
315
325
325
323
323
322
321

Monday 17

Waxing Crescent 26%

11:40

21:33

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 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:48, Set: 20:11, Transit: 13:00. Moon - Rise: 11:40, Set: 21:33. Civil Dark: 20:47 - 05:12. Nautical Dark: 21:33 - 04:26. Astro Dark: 22:26 - 03:33

Total Clouds (% Sky Obscured)

100
100
86
100
100
100
98
97
100
100
100
100
100
100
100
100
100
100
100
99
80
65
61
92

Low Clouds (% Sky Obscured)

62
42
61
46
73
86
64
59
47
49
71
70
72
61
68
66
86
68
65
62
56
30
20
28

Medium Clouds (% Sky Obscured)

52
30
73
69
76
78
77
67
43
45
10
24
43
93
76
84
100
100
100
97
68
59
58
85

High Clouds (% Sky Obscured)

100
100
67
100
100
100
57
68
100
100
100
100
93
100
100
100
100
100
100
63
37
0
25
55

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

54
73
39
47
82
94
95
84
62
62
73
95
93
95
84
51
60
55
60
77
84
62
64
47

Precipitation Amount (mm)

0.4
0.4
0
0
0.3
0.6
0.9
0.4
0.2
0.4
0.4
1
0.8
1
0.6
0
0.3
0
0.2
0.3
0.6
0.2
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
93
90
90
92
90
86
81
74
70
71
72
72
78
78
78
83
85
86
90
92
92

Pressure (mb)

1014
1014
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012

Ozone (du)

320
318
319
322
323
326
326
325
326
328
329
329
329
329
327
327
330
332
331
337
338
344
343
344

Tuesday 18

Waxing Crescent 36%

12:55

21:51

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 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:49, Set: 20:09, Transit: 12:59. Moon - Rise: 12:55, Set: 21:51. Civil Dark: 20:45 - 05:14. Nautical Dark: 21:30 - 04:28. Astro Dark: 22:23 - 03:36

Total Clouds (% Sky Obscured)

100
89
100
94
92
42
42
68
87
83
78
83
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

56
52
69
54
72
31
29
56
84
67
66
49
49
25
10
58
65
41
76
68
80
89
99
97

Medium Clouds (% Sky Obscured)

100
70
86
94
79
25
8
15
19
25
7
36
53
76
95
98
93
86
92
95
97
66
67
68

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
5
13
15
52
100
100
100
99
100
100
100
100
100
100
99
87

ISS Passover

Visibility (miles)

8
8
7
6
9
9
9
7
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

37
35
45
94
48
10
3
6
5
14
20
3
4
1
0
0
2
4
4
3
16
24
32
49

Precipitation Amount (mm)

0
0
0
1.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
92
93
95
93
95
95
89
89
79
65
55
51
47
48
49
48
50
61
69
75
79
82

Pressure (mb)

1012
1013
1012
1012
1012
1012
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010

Ozone (du)

349
352
355
353
345
339
335
333
330
328
327
326
325
326
328
325
327
333
335
336
336
335
334
334

Wednesday 19

Waxing Crescent 46%

14:10

22:13

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 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:51, Set: 20:07, Transit: 12:59. Moon - Rise: 14:10, Set: 22:13. Civil Dark: 20:43 - 05:15. Nautical Dark: 21:28 - 04:30. Astro Dark: 22:20 - 03:39

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
100
100
94
99
89
98
97
96
95
93
91
90
91
92
93
96

Low Clouds (% Sky Obscured)

76
65
66
93
93
93
93
91
91
82
68
63
45
40
32
39
53
76
28
29
72
24
27
41

Medium Clouds (% Sky Obscured)

87
67
92
96
97
98
99
100
90
100
43
69
47
97
94
91
89
85
82
74
59
49
54
70

High Clouds (% Sky Obscured)

74
70
82
91
100
100
100
100
54
19
29
62
39
55
45
31
26
25
25
30
30
35
39
63

ISS Passover

Visibility (miles)

9
9
9
7
4
0
0
0
0
3
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

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

Precipitation Probability (%)

57
63
63
73
62
56
60
38
54
62
70
57
43
32
29
24
17
16
16
22
16
7
3
4

Precipitation Amount (mm)

0.2
0.2
0.2
0.4
0
0
0.2
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
6
6
7
7
7
7
8
9
10
10
11
11
11
11
11
11
10
8
6
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
13
13
13
14
14
14
14
14
15
14
13
12
11
9
7
7
7
9
10
12
12
13
14

Relative Humidity (%)

84
90
96
96
96
98
98
98
96
93
81
73
63
57
50
43
40
42
52
54
70
72
81
89

Pressure (mb)

1010
1009
1009
1009
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011

Ozone (du)

331
329
327
326
324
322
320
319
318
316
317
316
317
316
316
317
318
318
317
316
316
316
316
316

Thursday 20

First Quarter 56%

15:21

22:42

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 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:52, Set: 20:05, Transit: 12:59. Moon - Rise: 15:21, Set: 22:42. Civil Dark: 20:41 - 05:17. Nautical Dark: 21:25 - 04:32. Astro Dark: 22:16 - 03:41

Total Clouds (% Sky Obscured)

98
100
97
95
93
95
97
100
100
100
100
100
100
100
100
100
100
100
100
100
89
74
58
72

Low Clouds (% Sky Obscured)

32
68
80
42
84
72
68
71
67
65
62
64
67
77
65
54
45
34
23
11
14
13
3
3

Medium Clouds (% Sky Obscured)

79
78
70
65
61
61
63
65
52
50
51
62
55
57
60
62
65
70
76
82
67
52
36
34

High Clouds (% Sky Obscured)

81
99
67
57
71
76
84
90
90
90
91
93
97
100
99
96
95
97
98
100
89
74
58
72

ISS Passover

Visibility (miles)

9
9
6
9
9
9
9
4
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
Light Rain

Precipitation Probability (%)

3
17
19
16
19
17
15
14
32
43
51
52
46
34
46
34
3
5
5
2
33
46
58
95

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
1.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
93
96
95
98
98
92
83
73
63
57
49
49
47
46
43
48
52
57
65
74
85

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1010
1011
1011
1011

Ozone (du)

315
313
312
311
309
311
312
314
315
315
315
314
315
314
314
313
312
311
312
312
312
312
312
311

Friday 21

Waxing Gibbous 65%

16:26

23:21

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 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:54, Set: 20:03, Transit: 12:59. Moon - Rise: 16:26, Set: 23:21. Civil Dark: 20:39 - 05:19. Nautical Dark: 21:23 - 04:34. Astro Dark: 22:13 - 03:44

Total Clouds (% Sky Obscured)

86
100
100
100
100
93
87
80
73
67
57
61
61
65
79
86
93
92
92
91
91
91
91
92

Low Clouds (% Sky Obscured)

4
4
8
14
19
28
28
28
31
33
36
37
34
34
45
60
75
74
74
74
77
79
81
69

Medium Clouds (% Sky Obscured)

37
35
45
55
55
33
26
24
19
12
3
15
31
52
61
66
71
71
65
60
45
35
29
26

High Clouds (% Sky Obscured)

86
100
100
100
100
72
52
36
33
18
1
15
25
35
45
62
67
63
60
57
61
66
80
79

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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
79
54
2
2
2
0
11
16
20
58
83
95
95
95
95
95

Precipitation Amount (mm)

3.4
5.2
2.5
2.3
2.2
1.6
1.2
1
0.6
0.3
0
0
0
0
0
0
0
0.3
0.6
0.9
1.2
1.5
1.9
1.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
14
14
14
14
13
13
18
18
18
18
19
19
23
22
20
21
21
22
16
17
17

Dew Point (°C)

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

Relative Humidity (%)

89
92
95
95
98
98
92
89
86
71
60
50
45
39
34
36
39
41
45
50
55
54
55
54

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1009
1009
1009
1008
1008
1008
1007
1007

Ozone (du)

312
313
313
313
313
312
314
316
317
317
317
317
316
314
313
312
312
312
311
310
309
309
309
309

Saturday 22

Waxing Gibbous 74%

17:21

No Set

Sun - Rise: 05:55, Set: 20:01, Transit: 12:58. Moon - Rise: 17:21, Set: No Set. Civil Dark: 20:37 - 05:20. Nautical Dark: 21:21 - 04:36. Astro Dark: 22:10 - 03:46

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Maršov u Úpice, Trutnov District, Czech Republic (50.48,15.98)

Generated: 16/08/26 00:07:12. Forecast: 16/08/26 to 22/08/26. Timezone: UTC+2.00