Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 22

Waxing Gibbous 62%

15:13

23:47

06 OK
07 Good
08 OK
09 OK
10 Bad
11 Bad
12 OK
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 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:12, Set: 20:54, Transit: 13:02. Moon - Rise: 15:13, Set: 23:47. Civil Dark: 21:35 - 04:31. Nautical Dark: 22:32 - 03:34. Astro Dark: 23:58 - 02:10

Total Clouds (% Sky Obscured)

48
3
21
35
79
61
46
97
100
99
79
91
96
92
71
90
93
24
12
74
68
89
65
73

Low Clouds (% Sky Obscured)

9
1
3
22
35
25
16
32
48
31
30
46
42
38
9
28
45
2
0
45
39
70
54
64

Medium Clouds (% Sky Obscured)

0
0
11
0
40
40
35
57
65
60
56
48
67
87
67
89
46
22
12
23
34
17
16
18

High Clouds (% Sky Obscured)

0
0
0
3
1
3
0
2
13
29
15
40
41
2
0
1
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
7
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
1
2
2
3
4
4
12
19
18
4
8
3
0
4
10
14
25
22
16

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

Chance of Frost

Temperature (°C)

9
11
14
15
16
18
19
20
20
19
19
20
19
18
17
15
14
14
13
12
12
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
77
73
64
64
57
49
40
49
55
51
49
56
69
77
82
82
83
89
92
90
91
88
93

Pressure (mb)

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

Ozone (du)

357
358
354
351
349
347
348
351
349
349
349
349
353
355
358
359
362
364
367
370
371
373
377
379

Thursday 23

Waxing Gibbous 72%

16:25

00:11

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 OK
19 OK
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
03 OK
04 Bad
05 OK

Sun - Rise: 05:13, Set: 20:53, Transit: 13:02. Moon - Rise: 16:25, Set: 00:11. Civil Dark: 21:34 - 04:32. Nautical Dark: 22:30 - 03:37. Astro Dark: 23:54 - 02:15

Total Clouds (% Sky Obscured)

42
49
87
93
92
93
90
75
30
72
58
61
8
10
16
62
54
47
56
80
45
28
44
36

Low Clouds (% Sky Obscured)

34
29
76
74
68
78
68
68
30
50
41
38
6
10
7
15
15
9
13
26
11
5
29
35

Medium Clouds (% Sky Obscured)

0
23
23
35
43
50
22
8
0
27
25
30
0
0
14
42
5
19
12
42
14
13
41
23

High Clouds (% Sky Obscured)

0
0
0
0
4
2
40
15
5
3
0
0
1
1
0
1
2
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
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
9
7
24
60
46
48
29
32
38
32
29
33
21
18
16
7
5
5
8
3
3
2
1

Precipitation Amount (mm)

0
0
0
0
0.5
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
8
10
11
11
10
10
11
11
12
12
11
12
10
7
5
3
3
3
3
2
3
2
2

Chance of Frost

Temperature (°C)

11
13
13
14
14
14
15
17
17
18
18
18
18
17
15
13
12
12
11
11
11
10
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
84
76
82
83
80
66
61
68
57
60
53
52
59
73
83
81
80
87
83
81
87
91
93

Pressure (mb)

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

Ozone (du)

380
380
380
378
378
378
379
378
377
377
377
377
376
375
373
372
372
372
372
372
369
365
362
356

Friday 24

Waxing Gibbous 80%

17:34

00:44

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

Sun - Rise: 05:14, Set: 20:51, Transit: 13:02. Moon - Rise: 17:34, Set: 00:44. Civil Dark: 21:32 - 04:34. Nautical Dark: 22:28 - 03:39. Astro Dark: 23:50 - 02:19

Total Clouds (% Sky Obscured)

30
16
41
48
86
99
54
41
38
43
65
79
91
13
9
9
48
55
55
55
55
50
50
42

Low Clouds (% Sky Obscured)

24
14
20
48
50
51
41
27
15
6
9
10
85
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

16
2
5
4
19
37
29
29
34
21
37
30
21
7
5
2
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
4
24
16
68
67
17
0
0
0
0
1
1
3
2
3
25
30
30
40
45
35
40
33

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
4
1
15
11
13
20
19
8
5
2
2
2
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)

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

Chance of Frost

Temperature (°C)

9
11
14
16
18
19
19
20
20
21
21
21
21
20
18
15
14
12
12
11
11
10
10
10

Feels Like (°C)

11
13
15
16
16
16
16
18
19
20
20
20
19
19
19
17
15
12
11
10
10
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

91
81
69
56
47
45
45
46
48
43
42
45
51
56
65
72
73
72
72
75
76
80
81
84

Pressure (mb)

1017
1017
1017
1016
1016
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

353
352
352
351
350
350
352
353
353
352
352
350
348
348
346
343
341
340
339
339
339
339
338
338

Saturday 25

Waxing Gibbous 87%

18:35

01:27

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

Sun - Rise: 05:16, Set: 20:50, Transit: 13:02. Moon - Rise: 18:35, Set: 01:27. Civil Dark: 21:31 - 04:35. Nautical Dark: 22:26 - 03:41. Astro Dark: 23:45 - 02:23

Total Clouds (% Sky Obscured)

35
34
56
78
100
97
93
91
75
59
32
29
33
33
40
74
80
85
80
80
68
58
85
90

Low Clouds (% Sky Obscured)

0
0
0
0
0
4
8
12
13
13
14
17
19
22
14
6
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
8
16
24
27
30
34
42

High Clouds (% Sky Obscured)

35
34
56
76
100
94
88
81
63
48
20
14
17
12
29
66
80
85
80
80
66
49
69
80

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
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)

2
1
1
3
4
6
6
7
7
6
6
6
4
3
3
3
3
3
3
3
3
3
2
2

Chance of Frost

Temperature (°C)

11
13
15
17
19
20
21
23
24
24
24
24
24
23
22
19
18
16
16
15
15
15
15
14

Feels Like (°C)

10
12
14
15
17
18
19
20
21
21
22
24
25
24
22
20
17
17
16
16
15
15
15
13

Dew Point (°C)

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

Relative Humidity (%)

83
74
65
58
53
48
43
40
37
35
35
35
35
47
52
56
61
65
64
62
60
58
57
55

Pressure (mb)

1014
1014
1014
1014
1013
1013
1012
1011
1011
1010
1010
1009
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1006

Ozone (du)

338
338
337
337
337
336
337
338
338
339
339
339
341
341
341
343
343
343
342
343
343
343
342
341

Sunday 26

Waxing Gibbous 93%

19:26

02:22

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

Sun - Rise: 05:17, Set: 20:49, Transit: 13:02. Moon - Rise: 19:26, Set: 02:22. Civil Dark: 21:29 - 04:37. Nautical Dark: 22:24 - 03:43. Astro Dark: 23:41 - 02:27

Total Clouds (% Sky Obscured)

45
34
100
100
100
100
100
99
99
100
100
100
100
100
100
100
100
98
97
96
97
98
99
96

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
0
2
3
5
17
30
44
46
48
60
46
23
0
14
28
42
45

Medium Clouds (% Sky Obscured)

45
34
62
80
69
63
57
49
59
68
79
81
83
85
84
81
77
62
46
31
56
71
89
63

High Clouds (% Sky Obscured)

40
34
100
95
100
100
100
66
70
73
72
76
89
95
91
87
83
72
66
58
65
71
82
64

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8

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
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
2
2
1
28
39
38
49
53
52
57
76
85
56
42
24
37
44
48
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
17
18
19
20
21
22
24
25
24
24
23
22
21
20
19
17
16
16
15
14
14
14
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
58
51
50
48
47
44
40
38
42
46
51
55
60
66
70
77
83
87
92
96
96
96
96

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1006
1006
1006
1006
1006
1007
1007
1007
1007
1008
1008
1008
1008
1008

Ozone (du)

340
340
338
338
338
338
340
344
346
346
346
346
345
345
344
346
348
351
350
349
348
351
354
358

Monday 27

Waxing Gibbous 97%

20:06

03:28

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 OK
23 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:18, Set: 20:47, Transit: 13:02. Moon - Rise: 20:06, Set: 03:28. Civil Dark: 21:27 - 04:38. Nautical Dark: 22:21 - 03:45. Astro Dark: 23:37 - 02:31

Total Clouds (% Sky Obscured)

93
91
93
96
99
89
81
71
65
56
42
43
50
58
52
42
33
28
25
29
37
40
46
47

Low Clouds (% Sky Obscured)

50
55
47
43
32
31
32
32
33
35
38
38
33
34
29
30
31
23
13
3
4
4
4
5

Medium Clouds (% Sky Obscured)

37
14
36
55
71
66
63
69
54
44
31
22
12
2
2
1
0
5
10
20
26
29
33
22

High Clouds (% Sky Obscured)

42
30
52
75
96
74
55
45
30
12
0
0
1
1
1
0
0
0
0
0
0
0
0
9

ISS Passover

Visibility (miles)

8
8
8
8
8
8
8
7
7
8
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
Very 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

Precipitation Probability (%)

43
35
44
58
73
93
95
95
95
75
31
29
27
16
13
12
8
7
5
0
4
8
12
17

Precipitation Amount (mm)

0
0
0
0.3
0.5
0.7
0.9
1.2
0.8
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
5
6
7
9
11
10
10
10
10
10
11
9
6
4
4
3
3
3
2
2
1
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
89
85
73
62
54
54
54
53
50
48
45
51
58
66
71
74
79
81
83
86
88
90
91

Pressure (mb)

1009
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1012
1012
1013
1014
1015
1015
1016
1017
1017
1017
1018
1018
1019

Ozone (du)

360
363
366
367
369
371
368
366
363
360
357
354
352
350
348
347
345
344
345
346
347
347
347
347

Tuesday 28

Waxing Gibbous 100%

20:35

04:40

Sun - Rise: 05:20, Set: 20:46, Transit: 13:02. Moon - Rise: 20:35, Set: 04:40. Civil Dark: 21:26 - 04:40. Nautical Dark: 22:19 - 03:47. Astro Dark: 23:33 - 02:34

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: 22/07/26 06:57:46. Forecast: 22/07/26 to 28/07/26. Timezone: UTC+2.00