Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

New Moon 0%

04:15

22:18

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 OK
23 OK
00 Good
01 Good
02 OK
03 OK

Sun - Rise: 04:43, Set: 21:09, Transit: 12:56. Moon - Rise: 04:15, Set: 22:18. Civil Dark: 21:54 - 03:58. Nautical Dark: 23:02 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

85
82
84
81
100
99
94
99
93
100
99
98
99
100
96
73
72
56
37
30
13
4
18
25

Low Clouds (% Sky Obscured)

60
62
62
62
69
68
71
76
58
47
55
52
44
54
26
19
26
0
14
0
13
4
18
25

Medium Clouds (% Sky Obscured)

31
36
32
66
90
85
76
82
93
95
90
74
77
69
62
42
8
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
7
22
32
48
81
80
99
90
72
66
56
37
30
2
0
0
0

ISS Passover

Visibility (miles)

7
5
9
9
9
9
9
8
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
0
4
10
31
38
33
26
20
18
8
13
2
1
0
0
1
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)

7
7
7
10
12
12
12
13
14
15
13
14
12
12
10
10
8
6
5
4
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
90
78
73
72
79
75
68
60
64
61
61
60
67
69
72
79
85
84
95
95
98
96

Pressure (mb)

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

Ozone (du)

386
387
391
393
391
386
384
380
377
375
373
372
373
374
374
374
374
374
373
377
382
384
385
385

Tuesday 16

Waxing Crescent 3%

05:30

23:04

04 OK
05 Bad
06 Bad
07 Bad
08 OK
09 OK
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

Sun - Rise: 04:43, Set: 21:10, Transit: 12:56. Moon - Rise: 05:30, Set: 23:04. Civil Dark: 21:55 - 03:58. Nautical Dark: 23:03 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
39
55
66
45
43
62
81
97
100
96
100
100
100
99
100
72
89
96
94
92
95
94
80

Low Clouds (% Sky Obscured)

32
37
49
61
42
43
53
9
28
18
0
17
40
70
62
53
47
77
67
87
85
83
81
78

Medium Clouds (% Sky Obscured)

0
0
0
0
6
6
28
18
0
55
81
91
98
100
93
99
41
53
83
66
61
71
32
19

High Clouds (% Sky Obscured)

0
0
0
0
0
4
15
67
97
100
91
91
91
82
56
97
50
55
68
55
55
55
38
28

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
2
3
28
28
10
18
13
52
81
72
75
52
12
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0.4
0.5
0
0
0

Wind Speed/Direction (mph)

2
2
2
3
6
9
11
12
12
12
12
12
11
11
6
5
4
4
4
2
3
3
2
3

Chance of Frost

Temperature (°C)

6
6
7
9
11
13
15
16
18
18
19
19
19
18
16
16
15
14
14
13
13
13
12
12

Feels Like (°C)

6
6
7
7
9
11
12
13
14
14
15
15
16
15
15
15
15
13
13
12
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

98
98
100
93
81
68
62
59
56
53
53
51
51
61
75
77
79
79
82
90
90
95
96
100

Pressure (mb)

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

Ozone (du)

384
385
383
382
376
371
367
366
363
363
360
358
358
357
358
359
360
360
360
360
358
359
362
364

Wednesday 17

Waxing Crescent 9%

06:57

23:36

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

Sun - Rise: 04:43, Set: 21:10, Transit: 12:57. Moon - Rise: 06:57, Set: 23:36. Civil Dark: 21:55 - 03:58. Nautical Dark: 23:03 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

90
92
94
94
97
98
87
95
95
91
81
100
98
79
77
63
47
40
45
41
39
39
37
41

Low Clouds (% Sky Obscured)

89
91
91
85
73
69
70
65
65
55
46
51
38
39
40
3
0
0
21
41
39
39
37
37

Medium Clouds (% Sky Obscured)

20
35
5
35
40
84
26
78
78
58
45
27
66
66
75
63
47
40
45
41
39
39
37
35

High Clouds (% Sky Obscured)

33
9
76
65
67
72
39
65
58
62
29
27
36
33
10
16
7
4
0
4
0
0
3
6

ISS Passover

Visibility (miles)

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

Fog (%)

2
65
66
13
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
7
5
2
0
19
37
48
48
44
28
11
17
4
1
3
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
95
89
87
82
78
78
74
65
55
57
58
57
62
70
73
76
78
79
79
79
80

Pressure (mb)

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

Ozone (du)

366
367
365
363
359
355
354
353
351
349
347
345
343
339
338
337
336
336
336
336
335
335
335
335

Thursday 18

Waxing Crescent 17%

08:28

23:58

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

Sun - Rise: 04:43, Set: 21:10, Transit: 12:57. Moon - Rise: 08:28, Set: 23:58. Civil Dark: 21:56 - 03:58. Nautical Dark: 23:04 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

51
38
31
30
35
41
53
60
59
64
69
65
49
41
38
30
49
34
33
22
14
46
50
11

Low Clouds (% Sky Obscured)

34
28
25
23
26
33
41
42
42
45
53
57
49
38
21
3
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
10
5
4
5
5
6
7
9
11
11
10
11
10
8
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

10
3
2
2
15
31
46
60
59
64
65
51
39
36
34
25
47
34
33
22
14
14
10
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
0
0
0
0
2
5
12
6
6
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
1
1
2
3
4
6
6
6
6
6
6
5
5
4
3
1
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

12
12
13
15
17
18
20
21
22
23
24
24
24
25
24
23
22
20
19
18
17
17
16
16

Feels Like (°C)

13
13
15
17
18
20
21
22
23
24
25
25
26
27
26
26
25
23
22
21
20
20
17
16

Dew Point (°C)

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

Relative Humidity (%)

83
86
83
78
72
67
65
63
60
58
58
59
61
61
61
71
79
84
86
88
88
89
89
90

Pressure (mb)

1022
1022
1022
1022
1023
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

335
336
337
339
339
338
340
343
342
341
342
341
341
342
341
340
338
338
337
337
338
338
338
338

Friday 19

Waxing Crescent 27%

09:54

00:15

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

Sun - Rise: 04:43, Set: 21:11, Transit: 12:57. Moon - Rise: 09:54, Set: 00:15. Civil Dark: 21:56 - 03:58. Nautical Dark: 23:04 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

4
4
8
12
4
5
5
10
20
27
23
15
7
9
13
3
13
22
29
22
11
0
5
9

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
0
3
4
4
4
6
0
10
14
20
13
7
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
1
1
2
2
4
5
10
20
27
23
13
0
1
3
3
13
22
29
22
9
0
3
6

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
3
4
4
13
3
1
1
1
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
2
2
1
1
2
3
3
4
4
5
5
5
4
3
3
4
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

15
15
17
19
21
22
24
25
26
27
27
28
28
28
27
26
24
21
20
18
18
18
17
17

Feels Like (°C)

18
18
20
22
24
26
27
28
29
29
30
30
30
30
30
29
27
26
25
24
23
23
22
19

Dew Point (°C)

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

Relative Humidity (%)

89
90
89
81
75
68
63
59
56
55
55
55
56
57
57
69
78
80
82
85
85
86
86
87

Pressure (mb)

1021
1021
1021
1021
1022
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020

Ozone (du)

338
337
336
335
334
334
335
335
336
336
335
334
333
333
333
333
333
332
330
329
328
328
327
327

Saturday 20

Waxing Crescent 37%

11:15

00:28

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

Sun - Rise: 04:44, Set: 21:11, Transit: 12:57. Moon - Rise: 11:15, Set: 00:28. Civil Dark: 21:56 - 03:58. Nautical Dark: 23:05 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

14
10
8
6
18
31
43
32
17
1
24
44
66
47
27
14
25
32
37
33
29
26
32
41

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
6
11

Medium Clouds (% Sky Obscured)

0
0
0
0
11
31
43
32
17
0
0
0
0
0
0
0
1
3
4
3
1
0
0
0

High Clouds (% Sky Obscured)

9
8
8
6
18
31
43
32
17
0
24
44
66
47
27
14
25
32
37
33
29
26
32
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
1
7
11
8
22
17
0
1
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)

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

Chance of Frost

Temperature (°C)

17
17
19
21
23
24
25
26
27
28
29
29
28
28
27
26
25
24
22
21
21
20
19
19

Feels Like (°C)

20
20
20
20
20
27
28
28
28
29
30
32
31
31
31
31
31
27
28
28
27
26
25
21

Dew Point (°C)

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

Relative Humidity (%)

87
89
81
76
71
65
61
56
54
52
49
50
50
50
57
62
69
73
79
85
86
86
86
85

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1020
1020
1020
1021
1021
1022
1022
1022
1022
1023

Ozone (du)

328
328
329
329
329
329
328
327
327
328
328
327
325
324
324
324
324
324
324
324
324
325
325
325

Sunday 21

First Quarter 48%

12:32

00:41

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 OK
23 OK
00 OK
01 OK

Sun - Rise: 04:44, Set: 21:11, Transit: 12:57. Moon - Rise: 12:32, Set: 00:41. Civil Dark: 21:57 - 03:59. Nautical Dark: 23:05 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

49
49
50
48
55
64
72
74
78
87
93
96
100
100
100
100
80
59
38
36
33
26

Low Clouds (% Sky Obscured)

17
21
25
27
34
38
45
50
51
52
46
35
26
19
8
0
10
21
30
29
31
26

Medium Clouds (% Sky Obscured)

0
0
0
0
5
9
12
8
4
0
0
0
0
0
0
0
2
3
4
4
2
0

High Clouds (% Sky Obscured)

21
35
49
48
46
29
13
41
69
87
93
96
100
100
100
100
67
34
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

Fog (%)

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

Precipitation Probability (%)

0
1
3
1
8
11
16
41
50
57
49
46
28
31
20
12
21
12
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
20
22
23
24
26
27
27
28
28
28
28
28
27
26
25
23
22
21
20
19

Feels Like (°C)

22
22
21
21
21
27
27
27
28
28
29
31
30
29
29
29
30
25
25
26
25
25

Dew Point (°C)

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

Relative Humidity (%)

85
84
77
72
67
60
54
50
47
45
43
43
43
43
49
55
63
64
66
68
70
71

Pressure (mb)

1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1024
1024
1024
1024
1024

Ozone (du)

326
326
325
325
324
324
323
323
323
322
322
323
323
323
323
323
323
323
323
322
322
322

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

Generated: 15/06/26 04:02:22. Forecast: 15/06/26 to 21/06/26. Timezone: UTC+2.00