Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 22%

10:12

22:47

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 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:05, Set: 20:59, Transit: 13:02. Moon - Rise: 10:12, Set: 22:47. Civil Dark: 21:41 - 04:23. Nautical Dark: 22:39 - 03:24. Astro Dark: 00:19 - 01:51

Total Clouds (% Sky Obscured)

62
58
79
86
98
96
70
52
48
52
61
54
86
83
45
61
71
55
47
55
61
87
61
51

Low Clouds (% Sky Obscured)

62
58
73
71
70
61
45
40
41
34
30
43
39
74
45
31
40
28
29
44
35
61
38
16

Medium Clouds (% Sky Obscured)

0
2
27
74
87
52
29
30
31
48
27
9
11
22
21
30
38
13
5
9
8
10
17
24

High Clouds (% Sky Obscured)

10
13
79
86
81
66
65
0
0
0
15
13
40
15
5
50
47
45
37
38
47
61
29
15

ISS Passover

Visibility (miles)

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

Fog (%)

0
14
38
48
2
1
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
35
36
54
86
67
54
43
25
13
7
4
21
17
2
6
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.5
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

1
1
1
3
4
6
7
8
10
10
9
9
10
9
8
6
4
2
2
2
3
2
3
3

Chance of Frost

Temperature (°C)

16
15
15
16
16
17
19
20
21
22
21
23
23
23
23
23
23
21
19
17
16
16
16
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
100
100
96
93
81
66
57
52
61
54
50
47
55
49
55
66
72
73
75
78
74
78

Pressure (mb)

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

Ozone (du)

325
323
325
329
330
332
334
333
334
335
335
335
331
330
329
328
330
332
333
334
334
336
335
334

Sunday 19

Waxing Crescent 32%

11:29

23:00

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

Sun - Rise: 05:06, Set: 20:58, Transit: 13:02. Moon - Rise: 11:29, Set: 23:00. Civil Dark: 21:39 - 04:25. Nautical Dark: 22:37 - 03:26. Astro Dark: 00:13 - 01:56

Total Clouds (% Sky Obscured)

57
83
42
40
83
93
100
91
91
100
100
100
97
100
100
94
63
20
2
0
9
4
7
13

Low Clouds (% Sky Obscured)

16
16
10
6
61
32
80
62
73
88
72
98
66
73
80
51
39
20
2
0
9
4
7
13

Medium Clouds (% Sky Obscured)

24
27
22
26
37
88
100
71
53
94
100
100
73
100
100
28
0
0
0
0
9
0
0
0

High Clouds (% Sky Obscured)

20
50
3
0
0
2
60
7
5
94
100
100
86
100
100
50
45
0
0
0
0
0
0
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
5
2
6
1
9
5
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
Light Rain
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
None
None

Precipitation Probability (%)

0
0
1
2
22
52
94
95
95
80
95
95
95
79
81
58
19
3
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.9
0.9
0.5
0.4
1.8
1
2.4
0.4
0.9
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
14
16
17
18
19
18
21
20
18
17
16
15
15
15
15
16
14
13
12
12
11
10

Dew Point (°C)

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

Relative Humidity (%)

80
82
83
82
75
70
62
64
63
68
78
93
93
82
86
85
82
86
89
90
92
91
91
90

Pressure (mb)

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

Ozone (du)

336
339
339
336
332
328
326
327
331
332
333
323
339
339
342
353
366
365
363
363
366
368
370
369

Monday 20

Waxing Crescent 42%

12:45

23:13

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

Sun - Rise: 05:08, Set: 20:56, Transit: 13:02. Moon - Rise: 12:45, Set: 23:13. Civil Dark: 21:38 - 04:26. Nautical Dark: 22:36 - 03:28. Astro Dark: 00:08 - 02:01

Total Clouds (% Sky Obscured)

18
27
20
20
4
31
33
36
35
55
88
69
52
79
63
51
35
38
65
65
46
41
47
80

Low Clouds (% Sky Obscured)

18
27
20
5
0
31
33
36
35
45
51
37
33
51
3
2
0
3
5
9
16
22
32
55

Medium Clouds (% Sky Obscured)

0
6
3
14
3
2
0
20
20
7
20
23
24
41
35
30
31
34
34
33
27
21
16
17

High Clouds (% Sky Obscured)

0
3
2
4
0
0
0
0
0
1
0
0
0
2
1
2
4
4
23
17
3
2
2
2

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
1
1
0
1
1
3
1
4
0
0
0
0
0
4
5
3
4

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)

2
2
3
2
2
4
8
11
12
12
12
12
12
11
11
10
8
6
4
4
3
3
3
2

Chance of Frost

Temperature (°C)

9
9
8
9
10
13
15
16
17
17
18
18
19
19
19
18
17
16
14
12
11
11
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
93
91
85
76
64
56
53
52
52
56
49
48
52
53
56
67
73
77
80
85
88
90

Pressure (mb)

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

Ozone (du)

366
365
364
359
358
361
357
358
360
361
362
362
363
361
361
361
361
361
361
362
362
361
360
359

Tuesday 21

First Quarter 53%

13:59

23:28

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
00 Bad
01 OK
02 OK

Sun - Rise: 05:09, Set: 20:55, Transit: 13:02. Moon - Rise: 13:59, Set: 23:28. Civil Dark: 21:37 - 04:28. Nautical Dark: 22:34 - 03:30. Astro Dark: 00:03 - 02:06

Total Clouds (% Sky Obscured)

60
79
88
93
96
95
84
87
97
94
92
93
94
95
92
73
69
58
67
73
64
50
39
29

Low Clouds (% Sky Obscured)

44
43
50
56
68
72
71
76
90
80
69
65
63
58
60
49
47
33
27
21
21
26
26
18

Medium Clouds (% Sky Obscured)

19
22
24
32
39
40
45
42
41
41
41
41
41
41
45
44
45
53
55
61
46
27
8
5

High Clouds (% Sky Obscured)

3
29
28
32
29
24
7
3
7
10
13
9
6
3
2
1
0
0
0
0
0
0
0
4

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 (%)

5
6
9
13
18
27
37
35
35
34
28
34
38
40
32
25
19
11
5
3
5
3
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
3
4
6
9
8
8
8
8
8
9
8
8
7
5
5
4
4
4
4
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
91
93
84
79
68
57
47
45
46
53
53
45
53
56
53
59
63
66
70
71
71
69

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019

Ozone (du)

360
359
359
361
363
364
365
364
363
362
362
362
362
363
362
362
363
363
362
361
360
361
362
360

Wednesday 22

Waxing Gibbous 62%

15:13

23:47

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

Sun - Rise: 05:10, Set: 20:54, Transit: 13:02. Moon - Rise: 15:13, Set: 23:47. Civil Dark: 21:35 - 04:29. Nautical Dark: 22:32 - 03:32. Astro Dark: 23:58 - 02:10

Total Clouds (% Sky Obscured)

20
11
25
49
27
27
59
76
83
92
94
94
96
99
99
99
99
99
99
99
99
99
98
99

Low Clouds (% Sky Obscured)

10
2
6
10
14
22
38
50
38
25
19
25
42
55
54
50
47
44
43
58
67
73
74
82

Medium Clouds (% Sky Obscured)

3
0
15
28
27
27
37
38
40
41
42
49
60
67
77
85
95
94
93
93
92
90
89
75

High Clouds (% Sky Obscured)

8
11
10
24
4
4
14
10
39
80
88
87
87
89
85
74
66
70
73
77
65
61
55
72

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
7
11
14
15
13
3
5
3
0
1
1
1
3
5
2
23
24
6
17

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
3
3
2
1
2
4
6
8
8
9
10
8
8
7
5
3
3
3
3
3
3
2
2

Chance of Frost

Temperature (°C)

9
9
8
9
11
13
15
16
18
19
19
19
19
19
19
19
18
17
16
15
14
14
14
13

Feels Like (°C)

9
9
8
9
11
14
14
14
16
16
16
16
17
17
17
17
17
16
15
15
14
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

69
72
73
70
63
56
52
49
47
43
42
41
44
48
52
55
58
61
62
60
60
61
61
61

Pressure (mb)

1019
1019
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

362
362
359
357
355
352
349
348
347
346
344
345
346
346
347
349
351
353
354
355
355
357
359
361

Thursday 23

Waxing Gibbous 72%

16:25

00:11

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
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:12, Set: 20:53, Transit: 13:02. Moon - Rise: 16:25, Set: 00:11. Civil Dark: 21:34 - 04:31. Nautical Dark: 22:30 - 03:34. Astro Dark: 23:54 - 02:15

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
91
81
82
84
84
79

Low Clouds (% Sky Obscured)

91
100
83
67
54
70
84
93
91
88
84
80
74
68
64
56
58
48
42
34
30
25
21
17

Medium Clouds (% Sky Obscured)

60
45
57
71
87
91
96
100
92
83
72
64
55
45
55
65
74
65
59
52
51
51
48
48

High Clouds (% Sky Obscured)

84
100
81
61
50
45
45
45
77
88
100
100
100
100
100
100
100
74
43
14
9
10
10
12

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

Precipitation Probability (%)

22
23
31
33
34
51
61
73
71
71
69
70
79
95
82
76
70
63
49
28
22
15
0
1

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.5
0.4
0.4
0.4
0.4
0.5
1
0.6
0.4
0.3
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
63
64
64
66
68
74
82
89
84
79
75
72
67
64
69
75
82
84
87
92
92
91
93

Pressure (mb)

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

Ozone (du)

362
362
363
363
364
364
365
365
365
366
367
368
367
366
365
365
365
365
364
364
364
363
363
362

Friday 24

Waxing Gibbous 80%

17:34

00:44

Sun - Rise: 05:13, Set: 20:51, Transit: 13:02. Moon - Rise: 17:34, Set: 00:44. Civil Dark: 21:32 - 04:32. Nautical Dark: 22:28 - 03:37. Astro Dark: 23:50 - 02:19

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: 18/07/26 03:31:39. Forecast: 18/07/26 to 24/07/26. Timezone: UTC+2.00