Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 11

New Moon 0%

No Rise

19:11

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 OK
22 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:27, Set: 19:18, Transit: 12:52. Moon - Rise: No Rise, Set: 19:11. Civil Dark: 19:51 - 05:54. Nautical Dark: 20:31 - 05:15. Astro Dark: 21:13 - 04:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
87
78
77
67
28
20
26
44
89
83
97
68
55
83

Low Clouds (% Sky Obscured)

1
1
7
7
2
10
63
69
88
80
59
58
47
30
25
19
10
2
4
24
47
49
35
49

Medium Clouds (% Sky Obscured)

88
95
100
100
100
100
100
99
67
66
69
54
35
33
1
0
0
12
39
81
92
53
43
64

High Clouds (% Sky Obscured)

100
100
100
71
86
61
46
45
45
48
58
54
55
33
4
2
16
29
83
60
46
9
9
38

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
1
1
2
5
5
4
1
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)

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

Chance of Frost

Temperature (°C)

9
10
12
13
14
15
15
16
16
16
16
15
14
12
11
10
9
9
8
8
8
9
9
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
67
64
59
58
54
51
48
46
46
50
57
63
66
72
76
77
80
78
77
79
75
78
82

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1021
1022
1022
1022
1023
1023
1023
1023
1024
1023
1023
1024

Ozone (du)

309
309
312
316
316
315
317
319
320
320
321
320
318
316
314
315
317
315
316
319
324
331
334
334

Saturday 12

Waxing Crescent 2%

07:59

19:24

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
06 Bad

Sun - Rise: 06:29, Set: 19:16, Transit: 12:52. Moon - Rise: 07:59, Set: 19:24. Civil Dark: 19:49 - 05:56. Nautical Dark: 20:29 - 05:17. Astro Dark: 21:11 - 04:35

Total Clouds (% Sky Obscured)

50
85
56
66
49
64
97
95
53
94
96
56
64
69
88
99
84
95
90
97
95
99
99
98

Low Clouds (% Sky Obscured)

39
28
23
52
35
57
84
67
37
71
56
40
39
26
24
21
26
33
38
51
41
41
38
35

Medium Clouds (% Sky Obscured)

10
43
36
42
37
19
50
52
39
42
51
27
19
18
15
20
33
49
34
93
88
95
90
97

High Clouds (% Sky Obscured)

6
53
9
4
4
0
0
0
0
0
0
5
23
37
84
98
59
86
54
36
47
26
79
58

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
16
5
6
18
28
15
3
0
0
0
0
0
0
0
0
0
0
0
2

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
2
3
3
5
5
5
3
3
2
2
1
1
2
3
3
2
2
1
2
2
2
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
71
65
58
55
53
55
64
61
54
63
68
73
79
82
83
86
86
87
86
87
88
87
88

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1023
1023
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022

Ozone (du)

331
327
326
327
327
326
325
328
328
322
314
311
309
307
307
305
303
302
301
300
299
299
299
301

Sunday 13

Waxing Crescent 7%

09:17

19:38

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
06 Bad

Sun - Rise: 06:30, Set: 19:14, Transit: 12:51. Moon - Rise: 09:17, Set: 19:38. Civil Dark: 19:47 - 05:58. Nautical Dark: 20:26 - 05:18. Astro Dark: 21:08 - 04:37

Total Clouds (% Sky Obscured)

95
100
100
100
100
96
100
99
100
100
100
100
100
100
100
100
100
100
99
97
96
95
93
92

Low Clouds (% Sky Obscured)

41
71
67
73
88
85
90
82
71
89
94
98
93
83
92
85
85
85
91
83
76
70
76
82

Medium Clouds (% Sky Obscured)

88
100
94
100
74
84
100
91
97
100
99
100
95
96
100
100
100
93
94
91
88
87
62
19

High Clouds (% Sky Obscured)

32
82
95
93
98
52
41
73
47
100
81
100
100
100
100
100
100
86
61
56
46
40
35
36

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
1
0
0
0
0
0
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
Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

10
23
22
22
8
3
12
20
33
73
49
40
35
62
95
95
95
95
77
64
61
67
51
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.5
0
0
0
0
1.1
1
1.3
0.8
0.4
0.2
0.2
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
12
13
13
14
14
14
14
14
13
13
13
13
12
12
12
13
13
12
13
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

86
81
83
84
86
78
80
82
77
72
79
86
87
89
90
96
98
98
100
100
98
98
100
100

Pressure (mb)

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

Ozone (du)

303
303
304
304
304
303
303
301
299
298
298
299
298
297
298
299
299
300
301
300
301
304
306
310

Monday 14

Waxing Crescent 13%

10:34

19:55

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
06 Bad

Sun - Rise: 06:32, Set: 19:12, Transit: 12:51. Moon - Rise: 10:34, Set: 19:55. Civil Dark: 19:44 - 05:59. Nautical Dark: 20:24 - 05:20. Astro Dark: 21:05 - 04:39

Total Clouds (% Sky Obscured)

91
87
82
78
53
70
79
75
71
48
59
74
78
78
76
75
64
57
68
71
81
82
57
59

Low Clouds (% Sky Obscured)

89
84
80
75
53
69
72
63
55
43
49
56
60
59
52
48
47
46
49
46
46
46
47
44

Medium Clouds (% Sky Obscured)

7
4
2
2
0
0
0
0
0
0
0
6
24
2
2
2
2
2
2
11
2
2
3
2

High Clouds (% Sky Obscured)

26
1
0
0
0
0
17
3
16
8
19
27
30
30
29
33
21
12
32
30
45
50
26
31

ISS Passover

Visibility (miles)

0
0
4
6
9
7
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 (%)

19
16
31
33
41
35
32
23
9
2
0
1
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)

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

Chance of Frost

Temperature (°C)

13
13
14
15
16
17
18
18
18
17
17
16
14
12
12
11
11
10
9
9
8
8
8
8

Feels Like (°C)

13
14
14
15
16
18
17
17
16
16
17
16
13
11
11
10
9
10
9
9
8
7
6
8

Dew Point (°C)

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

Relative Humidity (%)

98
98
95
92
90
72
65
62
61
64
62
68
76
81
83
84
85
84
81
80
78
79
81
82

Pressure (mb)

1020
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1023
1023
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

312
313
314
316
313
311
308
307
303
301
299
298
298
298
297
296
295
292
291
289
289
288
288
288

Tuesday 15

Waxing Crescent 21%

11:50

20:15

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

Sun - Rise: 06:33, Set: 19:09, Transit: 12:51. Moon - Rise: 11:50, Set: 20:15. Civil Dark: 19:42 - 06:01. Nautical Dark: 20:21 - 05:22. Astro Dark: 21:03 - 04:41

Total Clouds (% Sky Obscured)

84
81
76
72
78
83
92
59
30
4
7
12
14
15
13
11
17
27
34
36
37
38
55
66

Low Clouds (% Sky Obscured)

45
35
22
9
6
3
0
0
0
0
5
10
14
1
3
4
13
21
28
28
29
29
34
38

Medium Clouds (% Sky Obscured)

3
9
15
23
67
58
52
13
8
2
0
0
0
13
7
0
6
13
21
20
18
17
29
40

High Clouds (% Sky Obscured)

57
42
37
36
49
65
76
53
25
2
2
2
0
3
6
11
9
5
2
2
1
1
30
60

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
1
13
22

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

Chance of Frost

Temperature (°C)

8
9
11
13
15
15
17
18
18
18
18
17
15
14
14
13
12
12
12
12
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

5
5
6
6
6
7
7
6
6
6
6
8
7
7
8
8
8
8
7
7
7
7
7
7

Relative Humidity (%)

82
74
68
62
57
55
51
46
43
43
43
54
59
62
67
69
73
73
73
73
75
75
75
72

Pressure (mb)

1025
1024
1024
1024
1023
1022
1022
1021
1020
1020
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1016
1016
1015
1015

Ozone (du)

287
286
286
284
283
283
283
285
285
285
286
284
284
284
283
282
281
280
280
279
278
278
278
278

Wednesday 16

Waxing Crescent 29%

13:04

20:41

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

Sun - Rise: 06:35, Set: 19:07, Transit: 12:50. Moon - Rise: 13:04, Set: 20:41. Civil Dark: 19:40 - 06:02. Nautical Dark: 20:19 - 05:23. Astro Dark: 21:00 - 04:42

Total Clouds (% Sky Obscured)

81
82
83
85
79
71
67
48
28
12
20
27
33
53
73
96
97
99
100
100
100
100
99
97

Low Clouds (% Sky Obscured)

38
39
31
31
28
22
20
15
10
0
5
11
17
13
10
13
31
52
73
80
85
87
79
75

Medium Clouds (% Sky Obscured)

52
53
54
54
59
54
49
33
17
1
2
4
5
7
8
9
36
64
92
95
98
100
97
95

High Clouds (% Sky Obscured)

81
82
83
85
62
35
8
8
8
12
18
25
30
49
69
91
95
98
100
100
100
100
88
77

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
2
2
2
2

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

Precipitation Probability (%)

32
54
64
66
61
57
50
47
41
25
12
6
1
9
14
20
40
62
83
95
95
95
95
95

Precipitation Amount (mm)

0
0.2
0.3
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
1.3
2.8
6.6
1.4
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
13
12
12
12
12
13
19
18
18
18
19
20
13
14
15
15
15
15
12
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

70
67
62
58
55
51
49
47
47
47
47
54
62
71
71
71
71
79
87
96
96
96
96
96

Pressure (mb)

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

Ozone (du)

278
279
279
278
278
278
278
277
277
276
276
277
277
278
278
277
277
276
276
275
275
275
275
276

Thursday 17

Waxing Crescent 39%

14:13

21:17

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: 06:36, Set: 19:05, Transit: 12:50. Moon - Rise: 14:13, Set: 21:17. Civil Dark: 19:38 - 06:04. Nautical Dark: 20:17 - 05:25. Astro Dark: 20:57 - 04:44

Total Clouds (% Sky Obscured)

96
96
96
95
97
98
100
100
100
100
97
93
89
92
96
100
98
97
96

Low Clouds (% Sky Obscured)

71
75
82
91
82
72
64
64
64
64
68
66
58
69
80
90
85
80
74

Medium Clouds (% Sky Obscured)

91
92
90
90
87
86
84
90
95
100
91
82
73
57
41
27
25
23
18

High Clouds (% Sky Obscured)

65
70
65
61
70
84
100
100
100
100
94
86
79
81
83
87
89
91
90

ISS Passover

Visibility (miles)

1
1
4
7
9
9
8
8
8
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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
92
66
48
36
39
37
34
36
38
42
43
44
44
37
33
32

Precipitation Amount (mm)

0.6
0.9
0.8
0.9
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
93
89
86
84
83
80
76
73
69
73
76
80
79
79
77
80
84

Pressure (mb)

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

Ozone (du)

278
279
282
284
286
287
288
289
291
293
295
294
293
293
291
290
289
289
289

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

Generated: 11/09/26 07:47:05. Forecast: 11/09/26 to 17/09/26. Timezone: UTC+2.00