Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 6

Waning Gibbous 57%

23:46

13:04

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
21 Bad

Sun - Rise: 04:53, Set: 21:08, Transit: 13:01. Moon - Rise: 23:46, Set: 13:04. Civil Dark: 21:52 - 04:09. Nautical Dark: 22:57 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
100
93
96
100
100
97
100
96
88
96
100
100
100
100
100

Low Clouds (% Sky Obscured)

75
76
70
67
60
65
73
67
63
53
34
57
38
26
33
58
48
13
8
12
25
16
34
58

Medium Clouds (% Sky Obscured)

58
80
95
100
92
85
38
67
98
87
85
91
95
100
90
100
90
62
83
43
65
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
96
100
100
98
35
60
100
100
51
100
37
35
74
100
100
100
100
100

ISS Passover

Visibility (miles)

9
8
4
9
9
6
3
3
3
5
9
9
9
9
9
6
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
Very Light Rain

Precipitation Probability (%)

37
43
29
17
29
2
0
0
0
0
2
4
12
38
34
48
32
4
11
1
2
32
38
69

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
95
96
98
98
98
98
100
98
95
89
81
69
60
51
57
77
71
55
54
52
51
46
61

Pressure (mb)

1015
1015
1015
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1011
1011
1011
1012
1011
1010
1009
1008
1008
1008
1009

Ozone (du)

353
350
351
350
350
347
347
346
347
346
344
343
344
346
348
350
355
361
354
347
341
339
339
341

Tuesday 7

Third Quarter 46%

00:00

14:25

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

Sun - Rise: 04:54, Set: 21:07, Transit: 13:01. Moon - Rise: 00:00, Set: 14:25. Civil Dark: 21:51 - 04:10. Nautical Dark: 22:56 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
40
65
9
31
23
23
21
8
11
12
7
12
9
7
25
100
100

Low Clouds (% Sky Obscured)

63
92
91
63
80
30
22
15
12
8
28
22
19
17
7
11
12
7
12
9
7
22
15
0

Medium Clouds (% Sky Obscured)

99
82
72
52
100
91
35
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
24
55
0
0
0
0
1
0
0
0
0
0
0
0
17
100
100

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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

64
56
71
74
42
5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
13
13
12
11
11
10
9
7
3
2
2
3
4
5
5
6
7
8
9
9

Relative Humidity (%)

82
86
90
89
89
87
87
90
92
86
75
58
42
35
33
33
34
36
36
38
43
48
56
64

Pressure (mb)

1009
1009
1009
1009
1009
1010
1010
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014

Ozone (du)

342
345
350
353
360
365
364
364
363
367
374
377
377
376
377
380
381
384
382
382
379
375
369
371

Wednesday 8

Waning Crescent 34%

00:17

15:50

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

Sun - Rise: 04:55, Set: 21:07, Transit: 13:01. Moon - Rise: 00:17, Set: 15:50. Civil Dark: 21:50 - 04:11. Nautical Dark: 22:55 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
97
89
90
98
96
98
24
22
36
27
27
31
20
22
23
41
39
41
64
25
34
44

Low Clouds (% Sky Obscured)

0
0
0
0
0
12
18
22
22
22
36
27
27
31
20
22
23
41
31
1
10
3
5
5

Medium Clouds (% Sky Obscured)

55
51
81
73
86
94
91
85
14
8
3
0
0
0
0
0
0
30
24
26
20
3
16
37

High Clouds (% Sky Obscured)

100
100
84
69
36
4
21
54
0
0
0
0
2
0
0
0
0
2
2
2
29
11
14
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 (%)

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

Chance of Frost

Temperature (°C)

14
13
12
12
11
11
10
10
10
12
14
16
18
19
20
21
22
22
22
22
21
20
19
17

Feels Like (°C)

12
11
11
10
10
10
9
8
9
14
15
17
19
19
20
20
20
20
19
19
19
19
18
16

Dew Point (°C)

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

Relative Humidity (%)

68
69
73
77
81
85
87
87
84
75
68
59
51
43
38
37
37
40
41
42
44
50
60
65

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

369
366
362
360
360
360
359
358
359
360
360
359
359
357
357
357
353
352
351
348
346
345
344
344

Thursday 9

Waning Crescent 24%

00:39

17:19

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

Sun - Rise: 04:56, Set: 21:06, Transit: 13:01. Moon - Rise: 00:39, Set: 17:19. Civil Dark: 21:50 - 04:13. Nautical Dark: 22:54 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

17
31
34
35
53
65
74
51
44
41
36
38
43
51
60
75
76
70
73
58
46
27
20
20

Low Clouds (% Sky Obscured)

2
0
0
0
10
23
34
32
31
32
28
23
19
26
34
44
44
42
42
26
12
0
2
13

Medium Clouds (% Sky Obscured)

2
24
22
34
47
56
53
18
11
8
7
18
43
51
52
63
58
57
71
53
41
24
17
9

High Clouds (% Sky Obscured)

4
13
15
11
28
15
21
18
8
3
3
2
5
8
9
10
10
10
11
7
2
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 (%)

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

Chance of Frost

Temperature (°C)

15
13
12
12
11
11
10
10
11
14
16
17
19
21
21
22
23
23
24
24
23
22
21
18

Feels Like (°C)

13
13
11
11
11
10
9
9
11
15
17
17
18
18
19
19
20
20
21
21
21
22
21
19

Dew Point (°C)

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

Relative Humidity (%)

68
74
76
76
80
77
76
74
75
67
59
48
41
38
39
40
38
37
37
39
40
48
58
61

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017

Ozone (du)

344
344
345
346
346
346
346
346
346
347
347
347
347
348
348
347
346
347
347
347
346
346
347
346

Friday 10

Waning Crescent 14%

01:10

18:45

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

Sun - Rise: 04:57, Set: 21:05, Transit: 13:01. Moon - Rise: 01:10, Set: 18:45. Civil Dark: 21:49 - 04:14. Nautical Dark: 22:52 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

3
3
6
9
9
10
10
8
6
5
6
6
5
17
44
78
84
89
88
63
41
20
16
15

Low Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
2
9
21
37
60
80
53
27
0
0
0

Medium Clouds (% Sky Obscured)

1
1
1
1
1
1
1
2
2
2
2
2
2
17
36
53
51
53
51
44
35
20
16
11

High Clouds (% Sky Obscured)

0
3
5
8
8
9
8
5
2
0
0
0
0
0
1
0
1
3
4
10
34
20
16
15

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
1
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)

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

Chance of Frost

Temperature (°C)

17
15
14
14
13
13
12
12
13
16
18
19
21
22
23
23
24
24
24
24
23
22
21
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
68
69
71
71
74
77
83
82
74
64
55
52
50
47
46
45
46
46
47
52
57
63
67

Pressure (mb)

1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

346
345
345
345
345
345
345
343
343
343
342
340
341
342
341
339
339
338
336
335
334
333
333
332

Saturday 11

Waning Crescent 6%

01:55

19:58

22 Good
23 OK
00 OK
01 OK
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 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 04:58, Set: 21:04, Transit: 13:01. Moon - Rise: 01:55, Set: 19:58. Civil Dark: 21:48 - 04:15. Nautical Dark: 22:51 - 03:13. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

10
22
32
43
51
56
65
61
62
55
57
58
61
54
43
34
49
65
85
84
79
73
62
56

Low Clouds (% Sky Obscured)

0
10
16
24
49
56
65
61
53
30
20
14
11
20
27
32
47
59
72
61
47
45
36
32

Medium Clouds (% Sky Obscured)

6
3
1
0
0
0
0
1
1
2
18
33
47
32
17
2
17
32
49
42
35
32
36
36

High Clouds (% Sky Obscured)

3
2
2
2
2
1
0
6
11
23
22
23
24
39
43
34
27
16
1
14
30
60
59
49

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
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
5
17
22
23
32
34
40
55
42

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
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
15
15
15
14
15
15
16
17
19
20
21
23
24
24
24
24
23
22
21
21
21
21
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
75
73
71
70
68
64
61
60
58
57
52
48
44
44
44
46
52
61
69
68
67
67
70

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

332
331
331
331
332
332
333
334
335
336
337
335
333
331
335
338
342
344
347
349
350
351
352
352

Sunday 12

Waning Crescent 2%

03:00

20:54

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 OK
19 Bad

Sun - Rise: 04:59, Set: 21:04, Transit: 13:01. Moon - Rise: 03:00, Set: 20:54. Civil Dark: 21:47 - 04:16. Nautical Dark: 22:49 - 03:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

52
53
55
65
67
60
58
58
58
59
55
52
56
62
65
74
70
68
66
44
22
50

Low Clouds (% Sky Obscured)

25
22
19
17
14
9
7
7
10
12
11
7
5
19
32
41
44
56
60
40
20
0

Medium Clouds (% Sky Obscured)

34
35
36
46
48
45
42
39
33
27
28
29
30
31
28
28
29
27
25
24
22
19

High Clouds (% Sky Obscured)

31
22
12
2
14
26
36
39
40
43
46
42
39
40
50
67
64
61
39
44
22
50

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
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
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
33
39
45
41
36
30
36
41
38
42
49
52
46
37
25
29
26
12
18
24
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
20
20
19
19
16
15
15
15
15
15
21
21
21
22
22
22
25
24
23
23
23

Dew Point (°C)

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

Relative Humidity (%)

72
75
79
83
86
87
89
89
85
81
76
72
68
65
57
50
44
42
41
40
45
49

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1020
1021
1021
1021
1021
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019

Ozone (du)

352
352
352
352
352
352
351
351
352
353
354
354
355
356
356
357
358
358
359
360
360
361

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

Generated: 06/07/26 22:24:42. Forecast: 06/07/26 to 12/07/26. Timezone: UTC+2.00