Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

First Quarter 50%

15:05

23:02

11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 Bad
20 Bad
21 Bad
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

Sun - Rise: 07:25, Set: 17:58, Transit: 12:41. Moon - Rise: 15:05, Set: 23:02. Civil Dark: 18:31 - 06:52. Nautical Dark: 19:08 - 06:14. Astro Dark: 19:46 - 05:37

Total Clouds (% Sky Obscured)

94
95
92
84
53
50
50
46
54
65
71
85
71
60
60
69
89
89
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

85
55
20
13
1
1
1
1
15
22
39
42
47
47
52
65
81
79
58
58
91
78
72
81

Medium Clouds (% Sky Obscured)

26
23
20
15
0
0
0
0
0
15
17
2
0
4
14
26
19
18
7
26
65
74
100
100

High Clouds (% Sky Obscured)

36
36
27
63
34
31
30
26
21
26
18
28
15
6
4
2
2
11
74
85
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
9
9
4
2
2

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
5
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
1
1
0
0
0
0
0
2
1
2
2
4
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
9
10
10
10
9
8
6
5
5
5
5
5
5
6
6
6
5
5
4
5
5
6
6

Dew Point (°C)

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

Relative Humidity (%)

83
75
68
61
54
51
53
56
59
61
65
72
77
81
88
93
91
87
87
88
91
91
95
93

Pressure (mb)

1024
1024
1024
1024
1024
1024
1025
1025
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

296
293
291
290
288
287
287
286
284
283
281
280
279
277
277
279
279
275
275
277
278
280
282
284

Monday 19

Waxing Gibbous 60%

15:28

00:14

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 OK
02 OK
03 Bad
04 Bad
05 Bad
06 OK
07 Bad
08 OK
09 Bad
10 Bad

Sun - Rise: 07:27, Set: 17:56, Transit: 12:40. Moon - Rise: 15:28, Set: 00:14. Civil Dark: 18:29 - 06:54. Nautical Dark: 19:07 - 06:16. Astro Dark: 19:44 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
99
88
90
91
72
46
38
27
60
76
64
30
58
33
51
94

Low Clouds (% Sky Obscured)

93
100
100
100
97
98
100
100
98
82
79
82
60
28
33
20
41
38
29
0
16
22
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
72
56
46
42
28
31
31
26
16
0
0
0
0
0
0
5
1
0
0

High Clouds (% Sky Obscured)

100
100
100
55
65
0
0
0
0
0
0
0
0
0
0
3
5
24
25
30
36
3
46
91

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
1
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 (%)

8
18
7
7
5
3
4
1
4
0
4
7
4
2
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)

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

Chance of Frost

Temperature (°C)

9
9
9
8
8
8
8
8
8
8
8
8
8
7
7
7
6
6
6
6
5
5
7
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
88
88
88
88
88
90
91
91
88
85
88
91
91
93
93
94
94
94
93
81
69

Pressure (mb)

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

Ozone (du)

286
289
289
290
289
287
286
285
284
285
286
287
288
288
287
286
284
283
281
280
280
280
280
280

Tuesday 20

Waxing Gibbous 70%

15:46

01:28

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

Sun - Rise: 07:29, Set: 17:54, Transit: 12:40. Moon - Rise: 15:46, Set: 01:28. Civil Dark: 18:27 - 06:55. Nautical Dark: 19:05 - 06:18. Astro Dark: 19:42 - 05:40

Total Clouds (% Sky Obscured)

66
64
64
68
68
29
35
42
12
14
5
5
48
64
57
60
60
45
51
78
80
79
79
80

Low Clouds (% Sky Obscured)

3
2
0
0
0
0
0
0
0
0
0
0
13
18
18
21
17
19
33
44
80
78
79
80

Medium Clouds (% Sky Obscured)

4
4
3
3
10
4
3
3
12
14
3
2
2
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

56
54
60
64
67
28
25
38
4
5
2
3
41
55
38
39
35
12
10
34
8
35
45
50

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
11
12
12
12
11
11
9
8
8
8
8
8
7
7
7
7
7
8
8
7
8
9
10

Dew Point (°C)

4
4
5
5
5
5
6
6
6
5
5
5
5
6
6
6
6
6
6
6
6
5
6
6

Relative Humidity (%)

60
55
51
49
51
53
59
68
73
77
78
81
79
81
81
82
82
82
84
85
85
77
72
65

Pressure (mb)

1021
1020
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1014

Ozone (du)

280
279
280
281
279
277
276
275
275
275
275
275
274
273
271
271
272
273
271
270
269
269
268
269

Wednesday 21

Waxing Gibbous 79%

16:01

02:43

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
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:30, Set: 17:52, Transit: 12:40. Moon - Rise: 16:01, Set: 02:43. Civil Dark: 18:25 - 06:57. Nautical Dark: 19:03 - 06:19. Astro Dark: 19:41 - 05:41

Total Clouds (% Sky Obscured)

87
90
93
74
83
84
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
93

Low Clouds (% Sky Obscured)

85
88
91
60
70
62
46
43
50
99
97
96
97
98
99
99
94
94
65
46
30
36
40
44

Medium Clouds (% Sky Obscured)

0
0
0
11
23
32
52
72
92
95
97
100
100
100
100
100
100
100
37
18
0
67
83
76

High Clouds (% Sky Obscured)

44
62
32
37
46
64
88
88
88
93
96
100
100
100
100
100
100
100
100
100
98
99
98
88

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
4
7
3
4
7
9
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
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
20
74
95
95
95
95
95
95
80
61
44
27
4
2
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.7
0.4
0.6
1.2
1.2
0.8
0.5
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
11
12
13
13
13
11
10
10
9
9
9
7
6
7
6
6
5
5
4
4
5
5

Dew Point (°C)

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

Relative Humidity (%)

65
66
67
68
64
63
71
79
81
80
88
95
98
91
88
93
93
95
91
93
93
94
88
79

Pressure (mb)

1014
1014
1014
1013
1013
1013
1013
1013
1014
1014
1015
1016
1016
1017
1018
1019
1019
1020
1020
1021
1022
1022
1023
1023

Ozone (du)

269
270
270
269
269
269
268
267
268
270
270
271
274
275
273
275
276
277
280
282
282
281
282
282

Thursday 22

Waxing Gibbous 87%

16:15

03:59

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

Sun - Rise: 07:32, Set: 17:50, Transit: 12:40. Moon - Rise: 16:15, Set: 03:59. Civil Dark: 18:23 - 06:59. Nautical Dark: 19:01 - 06:21. Astro Dark: 19:39 - 05:43

Total Clouds (% Sky Obscured)

95
89
84
77
69
58
50
42
33
32
26
20
22
25
23
30
36
45
44
40
31
33
37
42

Low Clouds (% Sky Obscured)

47
50
51
45
37
39
28
24
5
2
3
2
4
5
6
12
19
25
26
26
27
18
11
2

Medium Clouds (% Sky Obscured)

37
54
60
55
55
55
50
42
33
32
26
20
22
25
23
27
14
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

79
56
39
36
33
30
25
25
30
30
25
20
20
15
10
4
3
2
1
1
0
11
11
12

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
65
59
58
59
60
67
70
73
78
83
86
86
88
89
91
91
93
91
91
89
91
80
71

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1026
1026
1026
1025
1025
1025
1024
1024
1024
1023
1023
1022

Ozone (du)

285
286
287
288
290
291
291
290
291
292
293
293
295
297
298
301
301
301
301
299
297
295
291
288

Friday 23

Waxing Gibbous 93%

16:28

05:17

11 OK
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 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:34, Set: 17:48, Transit: 12:40. Moon - Rise: 16:28, Set: 05:17. Civil Dark: 18:21 - 07:00. Nautical Dark: 18:59 - 06:22. Astro Dark: 19:37 - 05:44

Total Clouds (% Sky Obscured)

45
52
58
67
77
86
92
95
100
94
88
83
74
62
43
58
76
93
93
94
94
89
83
79

Low Clouds (% Sky Obscured)

1
1
0
0
0
0
4
11
20
37
57
64
51
35
27
24
35
44
48
52
56
57
59
65

Medium Clouds (% Sky Obscured)

12
23
40
49
56
59
73
86
99
73
48
22
24
26
23
28
31
36
47
56
67
66
62
53

High Clouds (% Sky Obscured)

14
21
27
48
69
86
80
58
45
26
17
12
8
5
3
28
53
67
57
41
23
29
35
57

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
8
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
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
2
15
16
19
17
9
5
3
1
3
3
5
4
13
17
26

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
58
54
50
53
55
58
61
63
66
67
70
72
74
75
76
78
76
75
75
73
73
75
75

Pressure (mb)

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

Ozone (du)

284
283
281
279
278
276
275
277
279
281
283
286
288
290
292
294
295
297
298
299
300
301
301
301

Saturday 24

Waxing Gibbous 98%

16:42

05:38

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: 06:35, Set: 17:46, Transit: 12:40. Moon - Rise: 16:42, Set: 05:38. Civil Dark: 18:19 - 06:02. Nautical Dark: 18:57 - 05:24. Astro Dark: 19:35 - 04:46

Total Clouds (% Sky Obscured)

87
93
100
78
67
55
56
58
55
58
66
69
60
56
56
65
67
73
84
96

Low Clouds (% Sky Obscured)

76
84
91
78
67
55
56
58
51
55
54
54
56
56
56
33
18
5
2
0

Medium Clouds (% Sky Obscured)

66
83
100
78
56
49
55
58
55
58
66
69
60
56
56
65
67
73
80
89

High Clouds (% Sky Obscured)

68
76
82
73
64
55
56
58
55
58
60
45
39
47
53
58
60
68
71
84

ISS Passover

Visibility (miles)

6
7
7
7
8
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

Precipitation Type

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

Precipitation Probability (%)

36
44
56
50
49
56
46
32
8
9
6
2
11
13
11
2
0
0
0
0

Precipitation Amount (mm)

0
0
0.4
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
81
85
88
88
90
90
91
93
94
94
93
94
91
89
88
88
88
89
89

Pressure (mb)

1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016

Ozone (du)

301
302
303
303
304
305
305
306
306
306
310
313
317
319
322
326
327
329
328
328

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

Generated: 18/10/26 11:49:27. Forecast: 18/10/26 to 25/10/26. Timezone: UTC+2.00