Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 12

Waxing Crescent 4%

09:29

18:19

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

Sun - Rise: 07:14, Set: 18:10, Transit: 12:42. Moon - Rise: 09:29, Set: 18:19. Civil Dark: 18:43 - 06:41. Nautical Dark: 19:20 - 06:04. Astro Dark: 19:58 - 05:26

Total Clouds (% Sky Obscured)

93
94
91
93
97
94
73
48
44
43
28
33
25
9
2
0
2
10
19
24
25
24
20
15

Low Clouds (% Sky Obscured)

89
90
80
89
96
93
71
48
43
43
28
33
25
9
2
0
1
10
19
22
25
24
20
14

Medium Clouds (% Sky Obscured)

22
18
11
15
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
2
6
33

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
2
5
2
2
2
1
2
2
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)

5
5
5
4
3
4
7
9
10
11
10
10
9
7
4
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

6
6
6
5
5
6
8
9
11
11
11
12
12
11
9
7
5
5
4
4
3
3
3
3

Feels Like (°C)

3
2
3
3
3
5
5
6
8
8
8
8
9
9
8
6
5
5
4
3
3
3
3
3

Dew Point (°C)

4
4
4
4
4
4
5
4
2
1
0
0
1
2
2
1
0
0
-0
-1
-1
-1
-0
-0

Relative Humidity (%)

88
88
90
91
91
87
82
70
53
49
46
45
46
51
63
69
70
72
73
75
76
77
79
80

Pressure (mb)

1017
1018
1018
1019
1019
1020
1021
1021
1021
1021
1021
1021
1021
1022
1023
1024
1025
1025
1026
1026
1026
1027
1027
1027

Ozone (du)

321
321
323
323
323
322
322
322
321
320
318
317
318
317
316
316
315
312
310
310
309
307
304
301

Tuesday 13

Waxing Crescent 9%

10:44

18:43

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

Sun - Rise: 07:16, Set: 18:08, Transit: 12:42. Moon - Rise: 10:44, Set: 18:43. Civil Dark: 18:41 - 06:43. Nautical Dark: 19:18 - 06:05. Astro Dark: 19:56 - 05:27

Total Clouds (% Sky Obscured)

8
3
2
3
2
2
2
1
4
20
24
23
29
50
53
68
94
96
92
100
100
100
94
93

Low Clouds (% Sky Obscured)

8
2
2
3
2
2
2
1
4
14
18
18
11
0
0
0
0
7
0
18
77
95
94
91

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
11
40
44
53
90
93
92
99
98
98
89
79

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
2
4
38
78
58
45
80
90
100
40
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 (%)

83
90
87
68
81
7
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
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
30
54
42
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
0
0
0
0
0
1
1
2
2
2
2
2
3
3
3
2
2
2
1
1
1
2
3

Relative Humidity (%)

82
82
83
85
83
72
64
59
56
52
50
49
51
56
67
70
72
70
69
69
66
65
71
74

Pressure (mb)

1027
1027
1027
1028
1028
1028
1028
1028
1027
1027
1026
1026
1026
1026
1026
1027
1027
1026
1027
1026
1026
1026
1026
1026

Ozone (du)

299
300
299
299
298
296
294
293
292
292
290
288
286
285
283
282
281
280
280
279
280
280
284
285

Wednesday 14

Waxing Crescent 15%

11:56

19:14

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

Sun - Rise: 07:17, Set: 18:06, Transit: 12:41. Moon - Rise: 11:56, Set: 19:14. Civil Dark: 18:39 - 06:44. Nautical Dark: 19:16 - 06:07. Astro Dark: 19:54 - 05:29

Total Clouds (% Sky Obscured)

100
100
82
79
84
84
91
81
82
65
51
57
86
73
60
34
52
78
93
61
84
88
56
44

Low Clouds (% Sky Obscured)

100
100
82
79
84
84
91
81
74
60
37
38
74
73
46
22
23
39
37
13
40
45
15
8

Medium Clouds (% Sky Obscured)

25
35
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
7
11
7
4
0
1
3

High Clouds (% Sky Obscured)

0
0
0
0
0
9
50
10
55
2
14
2
51
41
8
4
26
37
50
50
55
56
45
38

ISS Passover

Visibility (miles)

9
8
9
9
9
4
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 (%)

38
43
12
5
3
2
3
3
9
11
1
1
1
4
2
1
2
2
1
1
3
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
3
2
2
4
6
8
9
10
9
7
4
3
2
2
3
3
2
2
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
5
5
6
7
8
10
11
12
12
11
11
9
9
9
9
8
7
6
7
6
5
6

Dew Point (°C)

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

Relative Humidity (%)

82
87
91
96
96
95
91
84
72
61
56
58
62
63
65
78
84
85
79
81
85
82
82
90

Pressure (mb)

1025
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1029
1029
1029
1029
1029
1029
1028
1028

Ozone (du)

286
287
290
290
292
294
295
295
297
301
299
298
299
300
301
301
301
300
299
298
297
297
298
298

Thursday 15

Waxing Crescent 23%

13:00

19:56

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 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:19, Set: 18:04, Transit: 12:41. Moon - Rise: 13:00, Set: 19:56. Civil Dark: 18:37 - 06:46. Nautical Dark: 19:14 - 06:08. Astro Dark: 19:52 - 05:30

Total Clouds (% Sky Obscured)

39
43
58
70
69
68
72
71
71
77
80
77
73
71
66
66
64
60
55
59
62
66
65
64

Low Clouds (% Sky Obscured)

2
2
3
5
6
8
10
10
11
17
21
22
22
15
11
7
6
3
0
1
2
3
11
20

Medium Clouds (% Sky Obscured)

4
21
34
44
44
45
41
45
44
44
50
52
53
54
54
55
47
45
43
45
43
40
33
22

High Clouds (% Sky Obscured)

36
43
58
70
60
58
56
51
43
38
28
16
3
2
2
2
3
4
5
24
47
66
63
59

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
2
0
1
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
3
2
2
1
2
2
3
4
5
4
4
4
4
2
3
3
3
3
3
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
93
91
81
68
57
50
49
47
47
50
61
74
81
85
85
88
88
88
88
88
90

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1027
1027
1026
1026
1026
1025
1025
1026
1026
1026
1027
1027
1027
1027
1026
1026
1026

Ozone (du)

296
301
297
293
292
293
295
295
299
298
298
297
295
294
292
291
290
289
287
287
287
287
286
286

Friday 16

Waxing Crescent 31%

13:53

20:49

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 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:20, Set: 18:02, Transit: 12:41. Moon - Rise: 13:53, Set: 20:49. Civil Dark: 18:35 - 06:48. Nautical Dark: 19:12 - 06:10. Astro Dark: 19:50 - 05:32

Total Clouds (% Sky Obscured)

63
64
65
67
62
59
55
59
62
70
60
50
38
59
79
98
90
84
78
84
87
91
83
76

Low Clouds (% Sky Obscured)

26
29
28
31
19
9
0
7
13
20
18
17
16
18
20
22
22
23
21
20
18
18
25
30

Medium Clouds (% Sky Obscured)

10
19
27
35
41
39
33
34
37
38
29
18
6
4
2
0
0
0
0
6
11
19
30
42

High Clouds (% Sky Obscured)

51
56
59
58
41
24
5
5
6
8
8
8
7
38
69
98
88
84
78
84
87
88
71
55

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
3
3
3
18
34

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
3
4
4
4
4
4
4
3
3
3
3
4
5
5
4
3
3
3
3
3
3
4
4

Relative Humidity (%)

90
88
90
90
88
77
69
60
55
49
46
49
52
55
60
64
68
69
71
73
75
78
82
82

Pressure (mb)

1026
1026
1026
1025
1025
1025
1025
1024
1023
1023
1022
1021
1021
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

286
285
285
284
282
281
281
280
281
281
282
281
281
281
281
280
280
280
279
279
278
278
277
276

Saturday 17

Waxing Crescent 41%

14:34

21:52

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 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:22, Set: 18:00, Transit: 12:41. Moon - Rise: 14:34, Set: 21:52. Civil Dark: 18:33 - 06:49. Nautical Dark: 19:10 - 06:11. Astro Dark: 19:48 - 05:34

Total Clouds (% Sky Obscured)

69
61
60
68
86
89
91
92
91
90
80
71
58
69
77
88
76
63
54
64
66
74
68
73

Low Clouds (% Sky Obscured)

39
51
60
68
54
47
32
43
56
72
73
62
47
49
50
51
53
53
54
60
58
55
46
37

Medium Clouds (% Sky Obscured)

51
51
60
68
63
55
48
55
63
60
48
41
35
50
68
83
70
54
30
25
25
24
34
35

High Clouds (% Sky Obscured)

38
33
25
19
37
48
65
46
25
1
13
25
28
32
31
26
26
25
45
50
55
55
55
55

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

Precipitation Probability (%)

51
76
95
95
78
64
52
31
19
13
13
15
19
18
17
12
14
11
0
1
1
1
6
6

Precipitation Amount (mm)

0
0.4
0.8
1.1
0.4
0.3
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
2
3
3
3
4
4
5
6
6
6
6
5
5
4
4
4
3
3
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
7
7
8
7
6
7
8
10
10
10
10
9
7
6
4
4
3
3
3
3
1

Dew Point (°C)

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

Relative Humidity (%)

84
84
82
82
81
73
65
57
66
75
87
86
85
85
82
78
75
76
78
77
77
77
77
79

Pressure (mb)

1021
1021
1022
1022
1022
1023
1023
1023
1024
1024
1024
1024
1025
1025
1026
1027
1027
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

276
275
276
276
277
277
277
277
277
278
278
279
280
282
284
286
288
290
292
294
296
298
300
300

Sunday 18

First Quarter 50%

15:05

23:02

Sun - Rise: 07:24, Set: 17:58, Transit: 12:41. Moon - Rise: 15:05, Set: 23:02. Civil Dark: 18:31 - 06:51. Nautical Dark: 19:08 - 06:13. Astro Dark: 19:46 - 05:35

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 12/10/26 03:33:09. Forecast: 12/10/26 to 18/10/26. Timezone: UTC+2.00