Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 3

Waxing Gibbous 59%

14:06

00:33

06 Good
07 OK
08 Good
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 OK
15 OK
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: 04:51, Set: 21:10, Transit: 13:00. Moon - Rise: 14:06, Set: 00:33. Civil Dark: 21:54 - 04:06. Nautical Dark: 23:00 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

13
25
18
28
48
58
67
60
30
33
98
79
100
100
99
100
100
100
100
97
61
71
59
53

Low Clouds (% Sky Obscured)

0
0
0
0
0
3
1
32
21
9
36
41
54
41
63
78
81
75
64
54
46
53
56
39

Medium Clouds (% Sky Obscured)

13
25
18
7
30
43
52
24
6
18
18
71
93
89
71
74
45
37
18
23
8
14
0
0

High Clouds (% Sky Obscured)

0
0
1
28
1
0
0
0
0
0
38
48
100
100
44
100
46
45
52
45
1
3
4
38

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
33
17
12
30
48
49
95
74
71
34
26
11
7
2
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0
0
0
0.3
0.3
1.3
0.4
0.5
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
19
21
23
24
26
26
26
25
26
26
25
24
21
20
19
18
18
17
17
16
16
15
14

Feels Like (°C)

18
20
22
23
23
25
26
26
27
27
27
26
24
21
20
19
18
18
18
17
16
14
12
12

Dew Point (°C)

8
10
10
11
12
13
15
18
19
19
19
19
17
18
17
17
16
16
15
14
13
12
11
11

Relative Humidity (%)

57
58
51
47
46
45
49
61
67
67
63
67
66
81
85
90
89
88
85
81
81
77
76
84

Pressure (mb)

1016
1016
1017
1017
1017
1017
1018
1018
1019
1019
1019
1019
1020
1021
1022
1023
1023
1023
1023
1023
1024
1024
1024
1024

Ozone (du)

302
298
296
295
296
296
294
293
293
292
292
292
293
294
295
294
296
298
300
304
305
307
308
309

Friday 4

Waxing Gibbous 68%

15:16

00:46

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

Sun - Rise: 04:52, Set: 21:09, Transit: 13:00. Moon - Rise: 15:16, Set: 00:46. Civil Dark: 21:54 - 04:07. Nautical Dark: 22:59 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

29
98
46
39
51
57
66
69
65
77
77
50
52
13
1
35
35
39
35
40
59
76
66
80

Low Clouds (% Sky Obscured)

21
0
0
39
44
40
52
58
50
30
16
9
14
3
0
0
0
0
0
0
1
1
1
0

Medium Clouds (% Sky Obscured)

0
0
0
0
51
52
47
55
28
33
45
31
27
6
0
0
0
1
13
40
35
54
2
43

High Clouds (% Sky Obscured)

24
96
46
0
0
0
0
0
0
3
3
3
12
3
1
35
35
39
35
40
59
73
61
45

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
1
1
3
1
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)

7
7
7
6
4
3
4
5
5
7
7
6
4
5
4
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

14
15
16
18
19
21
22
23
23
22
21
22
22
21
19
16
15
14
13
13
12
12
11
11

Feels Like (°C)

13
14
15
16
20
23
23
22
22
20
19
21
22
21
20
17
13
12
11
11
10
10
11
10

Dew Point (°C)

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

Relative Humidity (%)

89
79
68
62
55
48
43
40
39
47
50
42
39
47
56
58
56
56
56
57
55
55
58
58

Pressure (mb)

1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1023
1023
1023
1022

Ozone (du)

311
312
314
323
324
325
324
322
319
318
318
318
319
320
322
321
320
321
321
320
322
323
324
323

Saturday 5

Waxing Gibbous 77%

16:28

01:04

06 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
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: 04:53, Set: 21:09, Transit: 13:00. Moon - Rise: 16:28, Set: 01:04. Civil Dark: 21:53 - 04:08. Nautical Dark: 22:58 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

30
31
100
100
93
84
80
58
84
48
44
86
100
77
70
99
71
86
84
82
84
83
83
75

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
23
17
7
7
1
1
1
1
1
1
2
1
1
0
1
0

Medium Clouds (% Sky Obscured)

0
0
0
0
2
0
34
58
64
7
19
50
43
31
39
42
51
75
66
74
75
73
83
75

High Clouds (% Sky Obscured)

25
26
100
100
79
51
47
2
16
14
39
83
100
46
29
98
45
76
67
70
65
55
35
30

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

Chance of Frost

Temperature (°C)

12
15
17
19
20
22
23
24
25
26
26
27
27
25
23
20
19
18
18
18
18
17
17
17

Feels Like (°C)

11
13
16
18
18
20
22
23
24
24
25
26
25
23
24
21
18
19
17
16
16
15
15
15

Dew Point (°C)

5
6
7
8
8
8
9
10
11
12
13
12
12
13
14
11
10
10
10
10
9
8
8
8

Relative Humidity (%)

61
57
51
49
45
41
40
41
42
43
43
39
40
45
55
56
57
60
57
59
57
56
55
54

Pressure (mb)

1022
1022
1021
1021
1020
1020
1019
1018
1016
1015
1015
1014
1013
1013
1013
1013
1014
1013
1013
1013
1013
1013
1012
1012

Ozone (du)

323
323
322
320
319
319
318
320
319
318
317
316
316
316
316
316
316
316
318
317
316
315
315
314

Sunday 6

Waxing Gibbous 85%

17:40

01:27

06 Bad
07 Bad
08 Bad
09 Bad
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 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 04:54, Set: 21:08, Transit: 13:00. Moon - Rise: 17:40, Set: 01:27. Civil Dark: 21:53 - 04:09. Nautical Dark: 22:57 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

68
60
62
56
55
50
41
56
91
83
78
84
91
97
98
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
16
30
25
14
3
0
22
22
35
22
56
68
80
91
90

Medium Clouds (% Sky Obscured)

53
53
0
0
0
7
13
20
20
83
78
84
81
97
68
79
68
77
87
100
100
100
100
100

High Clouds (% Sky Obscured)

30
30
29
23
30
19
9
6
39
48
46
37
50
53
68
83
100
100
100
100
100
100
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
3
7
4
0
0

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
1
2
1
4
4
4
19
7
6
6
4
5
20
59
92
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.8
0.9
0.7
1.1
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
20
22
23
25
26
27
28
29
28
27
26
26
24
23
22
21
20
18
17
16
16
15

Feels Like (°C)

17
18
19
22
23
24
25
27
28
27
25
24
24
25
25
23
22
19
15
15
16
15
15
14

Dew Point (°C)

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

Relative Humidity (%)

60
62
59
56
50
46
39
33
28
28
35
40
46
51
58
58
53
52
60
82
93
98
98
98

Pressure (mb)

1012
1012
1011
1011
1011
1010
1010
1009
1008
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1005

Ozone (du)

314
316
318
318
318
316
316
316
313
311
309
309
308
310
310
311
312
315
318
319
322
321
322
320

Monday 7

Waxing Gibbous 91%

18:51

01:58

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

Sun - Rise: 04:54, Set: 21:08, Transit: 13:01. Moon - Rise: 18:51, Set: 01:58. Civil Dark: 21:52 - 04:11. Nautical Dark: 22:56 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
98
100
99
87
79
56
79
75
71
67
75
78
84
88
94
100
100
100
100
100

Low Clouds (% Sky Obscured)

80
85
84
82
74
71
84
70
68
47
58
54
50
47
53
48
42
46
51
56
64
74
84
85

Medium Clouds (% Sky Obscured)

100
100
96
90
91
94
68
49
36
28
64
55
57
53
54
66
74
82
93
100
83
67
50
62

High Clouds (% Sky Obscured)

100
100
100
100
91
100
91
87
49
26
5
22
30
30
5
5
5
37
82
100
83
69
54
59

ISS Passover

Visibility (miles)

7
9
5
0
8
9
5
9
6
9
9
4
5
9
1
2
3
3
2
1
0
3
6
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

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

Precipitation Probability (%)

95
92
74
71
76
78
78
79
61
48
67
68
95
95
95
95
95
83
64
61
82
89
95
75

Precipitation Amount (mm)

0.7
0.9
0.4
0.4
0.4
0.4
0.4
0.5
0.3
0
0.3
0.2
0.6
1.6
1.3
1.2
0.9
0.5
0.2
0
0.4
0.5
0.7
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
96
95
90
77
70
70
70
57
50
69
74
92
96
96
98
98
100
100
98
96
96
95

Pressure (mb)

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

Ozone (du)

322
322
327
328
328
324
318
317
317
317
318
319
317
320
321
328
335
342
347
351
356
354
352
349

Tuesday 8

Waxing Gibbous 96%

19:56

02:43

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

Sun - Rise: 04:55, Set: 21:07, Transit: 13:01. Moon - Rise: 19:56, Set: 02:43. Civil Dark: 21:51 - 04:12. Nautical Dark: 22:55 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
93
87
80
85
90
93
93
94
94
76
58
41
44
55
62
74

Low Clouds (% Sky Obscured)

86
86
87
86
85
76
66
57
63
69
77
70
62
55
64
72
81
68
56
41
44
49
54
69

Medium Clouds (% Sky Obscured)

76
92
96
99
100
100
100
100
80
60
41
55
65
77
77
77
76
76
58
41
44
55
62
74

High Clouds (% Sky Obscured)

69
86
95
99
100
100
100
100
68
37
20
14
8
2
23
42
62
76
58
41
44
55
62
63

ISS Passover

Visibility (miles)

8
6
4
6
7
8
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

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

Precipitation Probability (%)

61
57
52
50
47
52
45
36
32
27
18
19
23
21
16
16
21
41
51
63
78
72
47
63

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
95
90
86
82
69
60
51
53
55
58
60
62
65
68
73
76
81
87
93
95
93
95

Pressure (mb)

1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1008
1008
1008
1009
1009
1009
1010
1010
1011
1011
1011
1011
1011
1012

Ozone (du)

349
348
348
348
348
348
349
351
353
354
356
357
358
359
359
360
360
360
360
360
359
362
364
366

Wednesday 9

Waxing Gibbous 99%

20:51

03:41

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 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 04:56, Set: 21:06, Transit: 13:01. Moon - Rise: 20:51, Set: 03:41. Civil Dark: 21:50 - 04:13. Nautical Dark: 22:53 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

86
98
97
97
98
93
89
88
92
95
98
97
95
94
91
87
84
88
90
92

Low Clouds (% Sky Obscured)

82
93
94
96
98
91
83
76
81
85
91
79
66
55
48
39
30
27
25
19

Medium Clouds (% Sky Obscured)

86
92
88
80
73
70
71
58
59
59
64
71
76
83
80
77
74
73
72
71

High Clouds (% Sky Obscured)

32
0
3
5
8
9
9
10
19
27
36
25
14
2
3
3
0
33
67
92

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

64
56
66
64
50
53
51
53
56
47
45
55
57
52
54
50
42
42
31
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
8
10
11
11
11
12
13
13
13
12
12
10
8
7
6
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
10
10
10
10
10
10
10
11
11
11
12
12
12
11
11
11

Relative Humidity (%)

90
86
83
80
78
75
72
68
65
66
66
68
73
79
86
89
92
95
96
95

Pressure (mb)

1012
1012
1012
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

366
367
368
367
367
367
366
365
364
364
364
364
363
363
362
362
362
363
361
360

Forecast for Mar�ov u �pice, Trutnov District, Czech Republic (50.48,15.98)

Generated: 03/07/25 06:05:10. Forecast: 03/07/25 to 09/07/25. Timezone: UTC+2.00