Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 17

Waxing Crescent 49%

15:12

22:03

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 OK
22 Bad

Sun - Rise: 06:36, Set: 19:03, Transit: 12:50. Moon - Rise: 15:12, Set: 22:03. Civil Dark: 19:35 - 06:04. Nautical Dark: 20:14 - 05:25. Astro Dark: 20:55 - 04:44

Total Clouds (% Sky Obscured)

57
66
52
60
73
80
80
83
89
99
92
79
63
91
100
100
100
100
99
100
63
51
30
80

Low Clouds (% Sky Obscured)

47
30
34
30
5
21
30
26
16
18
24
18
9
40
58
42
41
47
57
55
23
48
30
54

Medium Clouds (% Sky Obscured)

28
29
33
24
33
30
20
36
56
99
82
69
29
18
90
99
96
80
55
59
49
46
20
23

High Clouds (% Sky Obscured)

57
41
51
25
45
53
59
55
51
31
39
57
63
74
100
100
100
100
93
100
6
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
1
1
0
1
1
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
1
2
2
2
2
2
2
2
2
4
6
8
10
11
11
10
9
6
3
2
1
1

Chance of Frost

Temperature (°C)

10
11
10
11
11
10
10
10
9
11
13
14
16
17
18
19
19
18
17
16
15
13
13
12

Feels Like (°C)

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

Dew Point (°C)

4
5
7
8
8
7
7
7
7
7
7
8
8
8
8
7
8
10
10
10
10
10
11
10

Relative Humidity (%)

67
68
78
80
83
83
84
85
85
78
69
63
58
54
50
47
49
59
63
66
70
82
87
86

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1018
1018
1019

Ozone (du)

287
286
286
286
287
288
289
287
287
288
288
288
288
287
286
285
285
285
284
285
289
296
296
294

Friday 18

First Quarter 58%

16:00

23:01

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

Sun - Rise: 06:38, Set: 19:00, Transit: 12:49. Moon - Rise: 16:00, Set: 23:01. Civil Dark: 19:33 - 06:05. Nautical Dark: 20:12 - 05:27. Astro Dark: 20:52 - 04:46

Total Clouds (% Sky Obscured)

41
29
27
50
61
84
100
100
97
85
95
36
74
82
95
93
100
100
98
89
92
93
91
100

Low Clouds (% Sky Obscured)

41
29
27
33
37
46
49
59
55
40
41
29
25
17
10
7
15
16
15
23
5
28
10
1

Medium Clouds (% Sky Obscured)

35
15
0
0
0
0
0
77
81
39
33
7
15
2
2
3
34
31
57
58
45
88
68
19

High Clouds (% Sky Obscured)

0
0
6
24
33
50
100
100
52
55
88
5
46
74
93
87
100
99
95
80
74
48
52
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
5
10
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
1
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
1
2
2
1
2
1
2
2
2
3
6
8
9
10
10
10
9
8
5
4
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
88
88
91
91
93
91
91
90
84
76
70
61
53
47
43
41
41
46
54
56
61
56
59

Pressure (mb)

1019
1020
1020
1020
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023

Ozone (du)

291
290
288
287
286
285
284
284
283
283
281
282
282
282
280
277
277
278
278
278
278
279
279
279

Saturday 19

Waxing Gibbous 68%

16:37

23:01

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
22 Bad

Sun - Rise: 06:40, Set: 18:58, Transit: 12:49. Moon - Rise: 16:37, Set: 23:01. Civil Dark: 19:31 - 06:07. Nautical Dark: 20:09 - 05:28. Astro Dark: 20:50 - 04:48

Total Clouds (% Sky Obscured)

95
78
67
97
91
95
96
90
93
98
93
100
100
100
100
100
100
100
100
100
100
96
93
86

Low Clouds (% Sky Obscured)

1
24
22
18
16
10
10
11
16
16
0
0
2
1
3
27
66
56
67
61
35
38
46
53

Medium Clouds (% Sky Obscured)

45
21
27
20
7
18
88
52
71
94
86
40
39
40
77
40
93
82
80
68
100
92
84
33

High Clouds (% Sky Obscured)

90
71
53
91
80
87
64
76
42
37
89
100
100
100
100
100
100
100
100
60
60
55
46
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 (%)

0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
2
12
35
48
37
40
38

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

Chance of Frost

Temperature (°C)

14
13
12
12
11
11
11
11
10
11
13
15
17
18
20
20
21
20
20
19
18
16
16
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
66
70
72
76
77
80
80
81
77
71
62
58
49
42
40
40
46
45
52
60
66
72
68

Pressure (mb)

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

Ozone (du)

281
284
283
283
282
281
281
281
282
283
282
281
281
281
281
282
283
283
285
286
286
288
291
293

Sunday 20

Waxing Gibbous 77%

17:05

00:07

23 Bad
00 Bad
01 OK
02 OK
03 OK
04 Bad
05 OK
06 OK
07 Bad
08 OK
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

Sun - Rise: 06:41, Set: 18:56, Transit: 12:49. Moon - Rise: 17:05, Set: 00:07. Civil Dark: 19:28 - 06:09. Nautical Dark: 20:07 - 05:30. Astro Dark: 20:47 - 04:50

Total Clouds (% Sky Obscured)

44
50
45
29
43
57
32
35
39
43
62
87
84
68
76
80
83
85
84
82
81
79
77
65

Low Clouds (% Sky Obscured)

44
46
42
29
33
34
32
35
39
43
54
55
46
34
30
40
54
65
66
68
67
68
67
58

Medium Clouds (% Sky Obscured)

22
11
0
0
0
0
0
0
0
11
21
32
33
33
34
34
36
33
33
32
31
21
10
0

High Clouds (% Sky Obscured)

1
1
0
2
9
19
0
1
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
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 (%)

32
23
4
1
0
1
0
0
1
3
4
3
16
23
22
29
33
34
31
41
38
39
39
16

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
3
3
3
3
3
3
4
4
6
8
11
12
12
13
12
12
12
10
8
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
80
77
76
81
85
88
90
93
84
69
57
53
54
49
50
52
55
54
58
57
57
59
61

Pressure (mb)

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

Ozone (du)

294
295
296
300
305
307
308
310
312
315
318
319
322
325
329
331
330
330
329
327
327
329
331
332

Monday 21

Waxing Gibbous 85%

17:26

01:20

23 Bad
00 Bad
01 Bad
02 OK
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
22 Bad

Sun - Rise: 06:43, Set: 18:54, Transit: 12:48. Moon - Rise: 17:26, Set: 01:20. Civil Dark: 19:26 - 06:10. Nautical Dark: 20:05 - 05:32. Astro Dark: 20:45 - 04:52

Total Clouds (% Sky Obscured)

52
73
50
34
63
62
43
68
63
51
54
70
71
70
63
71
78
85
68
55
45
62
77
95

Low Clouds (% Sky Obscured)

52
63
50
34
55
55
43
66
63
51
51
70
68
63
54
62
68
75
55
38
20
31
45
58

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
11
22
33
28
23
19
13
6
0
12
24
32

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
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 (%)

24
26
20
15
18
14
12
12
9
5
6
5
20
22
17
14
11
5
11
12
12
10
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
77
78
79
84
82
82
90
85
78
67
59
59
58
58
58
59
59
58
62
67
72
72
71

Pressure (mb)

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

Ozone (du)

333
332
333
332
331
330
330
328
327
326
328
328
329
328
329
329
328
328
327
325
324
323
320
316

Tuesday 22

Waxing Gibbous 91%

17:42

02:34

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
22 Bad

Sun - Rise: 06:44, Set: 18:52, Transit: 12:48. Moon - Rise: 17:42, Set: 02:34. Civil Dark: 19:24 - 06:12. Nautical Dark: 20:02 - 05:33. Astro Dark: 20:42 - 04:53

Total Clouds (% Sky Obscured)

83
71
60
57
55
45
48
47
51
55
66
74
77
78
85
89
92
96
94
91
90
79
71
64

Low Clouds (% Sky Obscured)

56
44
31
24
20
17
13
8
3
11
22
32
34
37
40
47
48
46
41
41
40
57
71
64

Medium Clouds (% Sky Obscured)

31
34
36
35
39
38
40
38
43
38
37
40
31
25
23
36
48
55
50
50
50
47
47
47

High Clouds (% Sky Obscured)

0
0
0
0
0
0
4
7
10
23
34
41
48
57
52
42
42
41
42
38
33
26
21
17

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 (%)

7
4
1
3
3
1
4
5
2
14
18
20
23
24
22
20
18
14
16
14
7
28
35
38

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
76
81
86
88
88
90
90
87
87
77
67
60
59
57
55
58
61
64
67
73
78
74
72

Pressure (mb)

1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

313
312
311
310
308
307
305
304
304
303
303
302
302
302
301
301
301
301
301
301
301
301
301
301

Wednesday 23

Waxing Gibbous 89%

17:57

03:50

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

Sun - Rise: 06:46, Set: 18:49, Transit: 12:47. Moon - Rise: 17:57, Set: 03:50. Civil Dark: 19:22 - 06:13. Nautical Dark: 20:00 - 05:35. Astro Dark: 20:40 - 04:55

Total Clouds (% Sky Obscured)

75
85
96
86
76
66
66
65
64
74
84
95
94
94
93
95
97
98
83
66
47

Low Clouds (% Sky Obscured)

75
84
90
82
73
66
54
40
27
27
23
24
20
21
25
31
80
83
76
61
46

Medium Clouds (% Sky Obscured)

56
61
61
41
19
1
2
3
4
28
52
72
68
56
46
47
49
52
53
56
47

High Clouds (% Sky Obscured)

28
37
51
34
17
4
11
19
30
43
57
75
70
55
55
55
55
55
38
21
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

Fog (%)

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

Precipitation Probability (%)

77
95
95
85
66
37
22
12
0
2
2
0
11
4
3
19
9
1
10
10
3

Precipitation Amount (mm)

0.5
0.8
0.5
0.5
0.3
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
4
4
3
3
3
4
5
6
8
9
10
10
9
9
6
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
7
7
7
7
5
5
7
7
7
8
8
8
11
11
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

70
69
67
66
70
74
79
79
78
77
69
61
55
52
49
46
47
47
47
54
61

Pressure (mb)

1022
1022
1022
1021
1021
1022
1022
1022
1022
1023
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021

Ozone (du)

301
301
301
301
301
300
299
299
298
298
297
296
295
295
295
295
299
302
306
307
307

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

Generated: 17/09/26 23:28:50. Forecast: 17/09/26 to 23/09/26. Timezone: UTC+2.00