Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 1

Waning Gibbous 96%

22:31

06:52

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 OK
06 Bad
07 OK
08 OK
09 OK
10 OK
11 OK
12 Bad
13 Bad
14 Bad

Sun - Rise: 04:49, Set: 21:11, Transit: 13:00. Moon - Rise: 22:31, Set: 06:52. Civil Dark: 21:56 - 04:04. Nautical Dark: 23:02 - 02:58. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
91
88
84
100
100
100
100
99
97
99
100
67
81
37
100
25
23
40
32
40
50
64
80

Low Clouds (% Sky Obscured)

67
78
74
61
76
83
58
77
59
12
1
0
0
0
0
0
2
9
40
32
33
44
63
64

Medium Clouds (% Sky Obscured)

89
63
44
34
79
64
78
78
81
80
80
78
56
40
34
46
22
20
0
0
24
19
29
23

High Clouds (% Sky Obscured)

89
91
88
65
82
87
100
99
93
83
95
100
40
55
7
100
2
0
0
3
3
2
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

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

Precipitation Probability (%)

95
95
75
59
32
19
12
6
2
1
0
0
0
0
0
0
0
0
0
0
0
0
7
2

Precipitation Amount (mm)

3
1.2
0.4
0.4
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
8
10
13
11
9
7
6
5
4
4
4
3
3
2
2
2
1
2
4
4
4
5
7

Chance of Frost

Temperature (°C)

21
20
20
18
17
16
16
15
15
15
15
14
14
13
12
12
14
16
18
19
20
21
22
23

Feels Like (°C)

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

Dew Point (°C)

19
16
15
15
14
15
14
13
13
13
13
12
11
10
10
9
10
10
10
11
12
12
13
13

Relative Humidity (%)

88
78
72
82
85
89
87
89
87
86
87
84
82
83
86
81
74
66
61
57
58
56
56
55

Pressure (mb)

1015
1015
1015
1015
1017
1017
1018
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019

Ozone (du)

326
325
327
325
325
321
322
323
325
326
323
326
326
325
328
333
354
365
347
340
335
331
330
328

Thursday 2

Waning Gibbous 92%

22:51

08:05

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Good
21 OK
22 OK
23 Bad
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 OK
13 OK
14 OK

Sun - Rise: 04:50, Set: 21:10, Transit: 13:00. Moon - Rise: 22:51, Set: 08:05. Civil Dark: 21:55 - 04:05. Nautical Dark: 23:01 - 03:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
82
67
69
56
8
20
31
76
96
98
97
98
92
69
66
50
63
83
73
67
29
25
25

Low Clouds (% Sky Obscured)

71
56
21
56
50
0
3
5
35
41
68
73
63
70
55
53
42
55
73
53
64
29
25
19

Medium Clouds (% Sky Obscured)

0
22
37
20
12
5
12
20
36
48
91
95
96
52
50
2
0
0
0
0
0
0
25
25

High Clouds (% Sky Obscured)

3
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
9
8
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
2
15
25
22
19
11
2
2
5
10
2
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)

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

Chance of Frost

Temperature (°C)

23
24
24
23
22
21
19
17
17
17
17
17
17
16
16
15
16
17
17
17
18
19
19
20

Feels Like (°C)

23
23
23
23
22
21
21
19
19
17
17
16
17
16
16
16
16
17
16
16
16
17
18
18

Dew Point (°C)

13
14
14
14
16
16
14
14
13
12
12
12
13
13
14
14
14
13
12
11
9
8
8
8

Relative Humidity (%)

52
53
55
56
66
73
76
78
78
71
71
72
81
83
89
93
87
78
71
65
57
50
47
46

Pressure (mb)

1018
1018
1017
1017
1017
1017
1018
1018
1018
1017
1017
1018
1018
1018
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

326
323
322
321
319
317
316
316
315
314
316
321
321
320
322
327
331
336
343
346
349
354
356
362

Friday 3

Waning Gibbous 85%

23:07

09:19

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

Sun - Rise: 04:51, Set: 21:10, Transit: 13:00. Moon - Rise: 23:07, Set: 09:19. Civil Dark: 21:55 - 04:06. Nautical Dark: 23:00 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

30
51
37
30
35
21
16
0
14
4
14
21
22
14
24
32
44
63
71
74
59
66
52
51

Low Clouds (% Sky Obscured)

14
10
13
13
27
21
16
0
14
4
14
21
22
14
24
32
44
60
58
55
57
54
52
51

Medium Clouds (% Sky Obscured)

12
27
22
10
2
11
0
0
12
0
0
0
0
0
0
0
0
15
31
32
28
17
15
16

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
1
4
4
13
4
14
3
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 (%)

1
0
2
2
0
0
0
0
0
0
5
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)

11
13
13
12
10
9
6
4
3
3
3
3
3
3
3
3
5
8
9
11
12
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
46
50
57
61
70
75
79
84
89
89
88
90
91
93
90
81
74
64
56
49
46
44
42

Pressure (mb)

1021
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022

Ozone (du)

366
366
366
366
369
369
367
363
358
356
354
353
353
353
353
353
352
350
349
349
351
350
349
349

Saturday 4

Waning Gibbous 77%

23:21

10:33

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 04:52, Set: 21:09, Transit: 13:00. Moon - Rise: 23:21, Set: 10:33. Civil Dark: 21:54 - 04:07. Nautical Dark: 22:59 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

75
53
61
81
100
96
91
89
92
95
100
100
98
95
100
98
100
99
97
95
80
53
48
64

Low Clouds (% Sky Obscured)

58
53
39
25
15
14
6
2
30
25
20
25
37
44
57
63
70
77
83
86
66
34
38
47

Medium Clouds (% Sky Obscured)

17
14
12
13
16
18
52
69
79
90
100
100
90
82
63
63
60
81
59
56
54
36
24
32

High Clouds (% Sky Obscured)

19
4
26
60
100
91
78
74
82
81
90
84
75
61
59
73
100
70
50
20
15
2
3
28

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
9
7
7
3
0
3
9
9
9
7
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
Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
1
3
10
38
40
68
54
32
46
57
66
62
49
42
37
42
39
38

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
21
20
19
18
16
15
14
14
14
13
13
13
13
13
14
14
15
16
17
19
21
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
41
42
48
54
64
66
68
69
70
78
87
96
98
98
100
96
93
87
82
78
63
51
47

Pressure (mb)

1022
1022
1021
1021
1021
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1019
1019
1019
1019
1018
1018
1017
1017
1016

Ozone (du)

349
349
349
349
350
350
350
351
352
353
352
351
351
352
352
352
354
353
354
354
354
354
357
357

Sunday 5

Waning Gibbous 68%

23:34

11:48

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 04:52, Set: 21:09, Transit: 13:00. Moon - Rise: 23:34, Set: 11:48. Civil Dark: 21:53 - 04:08. Nautical Dark: 22:58 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

78
85
100
100
100
99
93
85
98
99
98
99
100
100
100
100
100
100
99
99
85
72
59
63

Low Clouds (% Sky Obscured)

46
50
33
34
34
35
35
36
44
52
74
77
78
80
81
82
81
78
76
87
85
72
59
63

Medium Clouds (% Sky Obscured)

40
52
62
61
63
67
79
56
78
87
91
94
97
100
98
96
94
82
66
46
28
13
0
6

High Clouds (% Sky Obscured)

60
66
90
83
83
84
61
63
88
87
53
61
69
71
54
60
56
37
19
0
1
2
2
13

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

43
53
61
75
76
67
57
49
45
49
34
57
67
59
80
93
95
73
68
63
40
28
26
17

Precipitation Amount (mm)

0
0.2
0.3
0.5
0.4
0.3
0.2
0
0
0
0
0
0.3
0
0.4
0.6
0.6
0.3
0.3
0.4
0
0
0
0

Wind Speed/Direction (mph)

12
12
11
10
8
6
5
4
3
2
2
2
2
2
2
2
1
1
2
2
3
5
7
9

Chance of Frost

Temperature (°C)

22
21
21
20
19
17
16
15
14
14
14
14
14
14
14
14
14
15
15
15
16
17
18
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
58
70
77
84
88
90
95
95
92
93
92
93
93
93
92
90
89
89
90
89
81
72
64

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018

Ozone (du)

355
354
353
352
351
350
348
346
345
345
346
347
349
351
353
355
358
360
358
355
353
352
351
350

Monday 6

Waning Gibbous 57%

23:46

13:04

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 04:53, Set: 21:08, Transit: 13:01. Moon - Rise: 23:46, Set: 13:04. Civil Dark: 21:53 - 04:09. Nautical Dark: 22:57 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

68
77
82
87
91
93
95
98
98
98
99
99
99
100
100
100
100
100
100
100
100
100
99
98

Low Clouds (% Sky Obscured)

65
53
42
29
17
21
21
26
37
47
58
69
79
88
88
87
89
87
86
85
88
92
95
95

Medium Clouds (% Sky Obscured)

10
15
13
13
14
38
61
84
86
87
88
89
90
90
90
91
90
85
78
74
81
89
96
94

High Clouds (% Sky Obscured)

18
22
37
55
76
79
83
88
80
68
60
47
30
17
39
62
87
95
98
100
70
40
10
28

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9
9
9
9
7
5
3

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

Precipitation Probability (%)

17
15
15
16
15
13
10
1
2
3
3
28
43
56
52
44
28
43
54
58
64
69
70
69

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
10
11
9
6
4
3
3
4
3
3
3
3
4
5
6
8
9
10
11
12
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
18
17
17
17
17
15
15
15
15
15
15
12
12
12
13
12
12
13
13
12
13
12
13

Dew Point (°C)

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

Relative Humidity (%)

65
64
64
69
73
78
78
79
79
82
86
89
92
93
96
96
95
93
95
93
95
95
93
93

Pressure (mb)

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

Ozone (du)

350
349
348
348
347
347
348
348
349
350
351
352
355
358
361
360
359
358
355
353
351
351
351
350

Tuesday 7

Third Quarter 46%

00:00

14:25

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

Sun - Rise: 04:54, Set: 21:08, Transit: 13:01. Moon - Rise: 00:00, Set: 14:25. Civil Dark: 21:52 - 04:10. Nautical Dark: 22:56 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

97
97
96
95
94
87
78
73
74
71
71
78
88
100
82
64
72

Low Clouds (% Sky Obscured)

96
97
94
90
86
73
62
60
57
51
41
36
47
51
50
49
41

Medium Clouds (% Sky Obscured)

91
89
87
87
86
79
71
64
59
51
48
61
69
77
57
36
14

High Clouds (% Sky Obscured)

45
60
48
41
30
38
36
23
30
44
62
73
84
71
61
64
72

ISS Passover

Visibility (miles)

5
6
8
6
5
4
6
7
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

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

Precipitation Probability (%)

69
63
64
65
65
71
68
58
50
38
22
20
15
10
9
8
1

Precipitation Amount (mm)

0.3
0.2
0.2
0.2
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
12
11
11
10
8
6
4
4
4
4
4
3
3
4
5

Chance of Frost

Temperature (°C)

15
15
14
14
14
14
12
10
8
8
8
9
9
9
10
11
12

Feels Like (°C)

13
13
12
12
12
12
10
8
8
8
7
8
7
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

93
93
95
92
90
89
90
88
90
90
91
93
95
96
95
91
92

Pressure (mb)

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

Ozone (du)

352
353
355
358
361
365
374
382
391
385
380
374
373
372
371
369
367

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

Generated: 01/07/26 15:19:43. Forecast: 01/07/26 to 07/07/26. Timezone: UTC+2.00