Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 10

Waning Crescent 20%

02:02

16:52

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 04:52, Set: 21:10, Transit: 13:02. Moon - Rise: 02:02, Set: 16:52. Civil Dark: 21:54 - 04:08. Nautical Dark: 22:59 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
92
85
56
52
43
40
60
79
58
100
99
52
45
66
67
77

Low Clouds (% Sky Obscured)

89
56
58
64
65
75
81
60
57
60
56
52
43
40
60
75
51
60
45
35
45
22
12
18

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
69
65
54
38
31
10
21
59
58
52
44
28
45
7
15
26

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
70
53
2
3
0
0
2
10
41
34
100
95
15
25
52
66
75

ISS Passover

Visibility (miles)

9
8
7
9
9
9
5
9
9
9
9
9
9
5
4
3
5
5
4
5
9
8
5
4

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

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

Precipitation Probability (%)

95
95
95
73
80
85
72
49
22
8
10
21
62
77
85
95
82
78
81
62
95
75
51
32

Precipitation Amount (mm)

0.7
0.3
0.2
0.3
0.4
0.6
0.3
0
0
0
0
0
0.3
0.3
0.4
0.7
0.3
0.3
0.4
0
1
0.4
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
95
95
93
95
90
93
92
92
84
76
67
66
67
66
60
63
60
54
52
67
76

Pressure (mb)

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

Ozone (du)

365
369
370
372
373
378
386
392
396
398
400
403
404
404
405
405
405
406
407
409
410
410
410
407

Thursday 11

Waning Crescent 12%

02:22

18:21

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

Sun - Rise: 04:52, Set: 21:11, Transit: 13:02. Moon - Rise: 02:22, Set: 18:21. Civil Dark: 21:55 - 04:07. Nautical Dark: 23:00 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

81
81
94
36
38
29
22
17
31
32
50
100
67
80
100
100
100
100
100
100
100
100
97
100

Low Clouds (% Sky Obscured)

25
10
2
2
1
1
1
2
6
13
2
11
28
48
73
83
89
90
80
81
68
82
74
68

Medium Clouds (% Sky Obscured)

35
30
86
36
38
29
22
17
31
32
35
85
67
76
61
74
100
100
100
100
100
85
67
82

High Clouds (% Sky Obscured)

70
7
0
0
0
1
1
2
5
2
43
97
39
39
45
100
100
94
100
34
73
100
29
42

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
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

8
32
15
0
0
0
0
0
0
0
0
0
11
36
29
18
26
34
46
42
58
66
57
49

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
89
92
91
91
91
91
93
93
91
86
77
69
60
55
61
70
74
74
80
82
89
92
90

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

406
408
407
403
400
399
396
393
391
386
380
380
376
371
365
362
362
362
364
363
362
362
362
361

Friday 12

Waning Crescent 5%

02:49

19:52

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
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 Bad

Sun - Rise: 04:52, Set: 21:12, Transit: 13:02. Moon - Rise: 02:49, Set: 19:52. Civil Dark: 21:56 - 04:07. Nautical Dark: 23:01 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
95
97
100
100
100
92
83
83
98
90
22
85
88
91
80
97
32
49

Low Clouds (% Sky Obscured)

73
60
57
59
86
73
91
78
77
85
87
74
54
47
54
55
17
68
74
81
68
74
32
41

Medium Clouds (% Sky Obscured)

80
90
98
100
100
94
93
43
40
35
29
35
16
12
64
62
6
13
23
34
30
28
30
38

High Clouds (% Sky Obscured)

30
6
28
44
33
100
10
48
49
80
51
39
30
66
85
61
8
2
5
2
10
26
32
40

ISS Passover

Visibility (miles)

9
9
9
9
9
6
8
9
9
9
9
9
8
8
3
4
3
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
None
None
Light Rain
Very Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

51
51
37
40
73
62
44
22
90
72
91
58
73
88
89
76
37
11
8
3
5
3
0
0

Precipitation Amount (mm)

0
0
0
0
0.4
0
0
0
0.7
0.3
0.8
0
0.5
0.7
0.7
0.5
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
8
8
9
10
11
11
10
8
8
7
8
9
9
11
12
12
13
10
11
12
10
7
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
13
12
13
12
11
12
12
12
12
13
13
14
15
16
16
16
18
18
18
18
19
19
21

Dew Point (°C)

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

Relative Humidity (%)

89
90
92
95
93
95
95
95
95
93
93
92
87
82
80
80
73
52
50
49
52
54
57
64

Pressure (mb)

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

Ozone (du)

361
361
358
356
355
354
354
354
352
349
347
346
346
345
342
342
343
345
348
349
350
350
350
349

Saturday 13

Waning Crescent 1%

03:28

No Set

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

Sun - Rise: 04:52, Set: 21:12, Transit: 13:02. Moon - Rise: 03:28, Set: No Set. Civil Dark: 21:57 - 04:07. Nautical Dark: 23:02 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

35
43
54
69
70
52
64
69
56
57
57
76
81
77
93
88
94
86
77
69
54
42
34
47

Low Clouds (% Sky Obscured)

35
43
42
49
47
38
41
43
43
45
48
45
39
31
28
29
37
35
32
35
35
35
34
23

Medium Clouds (% Sky Obscured)

35
43
49
49
55
52
54
64
53
41
30
42
51
62
59
73
69
81
75
68
51
38
24
33

High Clouds (% Sky Obscured)

35
43
54
56
46
52
63
64
31
18
9
24
27
20
35
5
3
7
6
6
5
13
21
17

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
5
5
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
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
3
4
3
9
12
14
12
10
4
5
11
10
13
20
24
40
55
49
23

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
4
5
5
5
6
6
6
6
8
10
12
13
15
15
13
10
8
10
11
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
12
12
12
12
11
11
11
11
11
9
8
8
7
8
7
9
11
13
13
15
16
16

Relative Humidity (%)

72
76
77
79
80
82
83
83
86
84
79
68
59
55
49
46
44
49
57
63
66
74
85
89

Pressure (mb)

1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016
1015
1015
1014
1013
1013
1013
1012
1012
1012
1013

Ozone (du)

347
345
344
344
343
345
345
346
344
343
343
343
343
344
344
345
345
345
344
344
346
347
351
355

Sunday 14

Waning Crescent 0%

04:24

21:15

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

Sun - Rise: 04:51, Set: 21:13, Transit: 13:02. Moon - Rise: 04:24, Set: 21:15. Civil Dark: 21:57 - 04:07. Nautical Dark: 23:03 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

74
91
88
85
53
62
53
44
36
28
35
33
29
31
32
33
34
34
35
31
22
14
5
6

Low Clouds (% Sky Obscured)

9
2
3
0
0
0
0
0
12
25
35
25
25
25
25
28
27
26
22
20
17
10
5
3

Medium Clouds (% Sky Obscured)

49
82
74
67
50
47
42
36
23
0
0
0
0
0
10
16
20
20
16
16
11
5
0
2

High Clouds (% Sky Obscured)

56
68
66
69
45
39
14
0
2
8
6
4
4
3
2
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
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
12
1
1
0
1
1
1
1
0
0
1
0
0
0
0
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
14
13
13
12
11
10
10
8
9
9
8
7
7
7
6
6
6
7
7
7
8
9
9

Relative Humidity (%)

87
90
90
92
92
92
90
90
88
87
83
72
65
59
54
50
47
44
45
44
44
49
54
60

Pressure (mb)

1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

356
355
354
351
355
359
363
364
363
363
364
365
367
368
370
372
374
376
376
377
377
377
376
375

Monday 15

New Moon 3%

05:39

22:21

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

Sun - Rise: 04:51, Set: 21:13, Transit: 13:03. Moon - Rise: 05:39, Set: 22:21. Civil Dark: 21:58 - 04:07. Nautical Dark: 23:03 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

8
12
16
21
25
28
28
28
24
18
17
22
26
35
45
55
60
57
53
49
55
63
70
73

Low Clouds (% Sky Obscured)

2
0
7
14
21
26
28
26
20
18
17
22
26
33
25
13
0
1
3
4
2
1
0
0

Medium Clouds (% Sky Obscured)

3
5
6
5
5
5
4
4
4
3
0
0
0
0
20
42
60
49
39
29
37
44
47
39

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
10
19
29
20
11
2
1
4
14
22
30
25
29

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)

4
3
2
2
2
3
3
3
2
2
2
2
2
2
2
2
2
3
3
4
4
3
2
3

Chance of Frost

Temperature (°C)

15
14
12
12
11
11
10
10
9
11
13
15
16
18
20
21
22
23
23
24
24
23
22
20

Feels Like (°C)

15
15
16
15
14
14
11
11
11
11
11
11
17
17
18
19
19
20
24
24
24
23
23
23

Dew Point (°C)

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

Relative Humidity (%)

65
70
76
77
77
78
78
81
81
75
71
67
60
55
50
46
41
38
37
37
36
40
45
51

Pressure (mb)

1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016
1016
1016
1016

Ozone (du)

376
376
377
378
379
380
381
382
383
380
378
375
370
365
360
359
358
357
357
357
357
356
356
355

Tuesday 16

Waxing Crescent 9%

07:06

23:08

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

Sun - Rise: 04:51, Set: 21:14, Transit: 13:03. Moon - Rise: 07:06, Set: 23:08. Civil Dark: 21:58 - 04:07. Nautical Dark: 23:04 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
87
82
80
76
72
68
63
67
73
79
83
87
92
87
82
75

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
2
2
1
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

26
20
24
29
30
27
23
21
33
44
56
52
53
60
65
69
73

High Clouds (% Sky Obscured)

37
53
49
44
40
34
28
15
24
34
47
60
74
87
58
29
0

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
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
5
4
4
4
4
4
4
4
4
4
4
4
5
5
6

Chance of Frost

Temperature (°C)

19
18
16
15
15
14
14
13
13
15
16
18
20
22
24
25
26

Feels Like (°C)

19
18
18
17
17
16
12
13
13
13
12
12
18
20
20
20
22

Dew Point (°C)

11
10
10
9
9
9
8
8
8
9
10
10
10
11
11
11
13

Relative Humidity (%)

56
61
67
67
67
68
69
71
74
68
64
59
53
49
44
43
43

Pressure (mb)

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

Ozone (du)

356
356
357
358
359
360
358
355
353
351
348
346
343
339
336
335
334

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

Generated: 10/06/26 21:50:08. Forecast: 10/06/26 to 16/06/26. Timezone: UTC+2.00