Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 28

Waning Gibbous 89%

No Rise

11:18

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
11 Bad
12 OK
13 Bad
14 OK
15 Good
16 Good
17 Good

Sun - Rise: 06:42, Set: 16:36, Transit: 11:39. Moon - Rise: No Rise, Set: 11:18. Civil Dark: 17:10 - 06:08. Nautical Dark: 17:49 - 05:30. Astro Dark: 18:28 - 04:52

Total Clouds (% Sky Obscured)

96
97
97
100
100
99
100
98
94
96
98
99
96
90
87
70
61
54
46
50
41
13
6
5

Low Clouds (% Sky Obscured)

96
97
97
92
97
98
100
96
78
65
62
62
50
42
40
32
38
40
36
48
40
1
0
1

Medium Clouds (% Sky Obscured)

96
92
97
100
99
98
100
95
88
83
83
82
87
75
60
49
43
33
26
24
18
9
2
2

High Clouds (% Sky Obscured)

96
97
97
100
81
44
41
40
38
30
62
57
31
12
1
1
2
2
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
3
6
6
3
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
4
42
35
31
31
26
31
31
30
24
8
7
1
4
1
2
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
2
3
3
4
5
5
4
4
4
3
4
5
6
7
7
7
7
7
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
70
78
87
90
91
90
88
87
88
87
87
87
87
87
80
73
68
64
61
61
64
74
85

Pressure (mb)

1025
1025
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028
1028
1029
1029
1029
1030
1029
1029
1029
1029
1029
1029
1030

Ozone (du)

272
274
276
277
280
282
283
284
285
286
286
287
287
285
285
284
283
284
284
285
287
288
290
292

Thursday 29

Waning Gibbous 80%

18:22

12:19

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

Sun - Rise: 06:44, Set: 16:35, Transit: 11:39. Moon - Rise: 18:22, Set: 12:19. Civil Dark: 17:09 - 06:10. Nautical Dark: 17:47 - 05:31. Astro Dark: 18:27 - 04:54

Total Clouds (% Sky Obscured)

7
12
5
6
12
13
19
18
25
41
61
55
63
60
56
45
43
62
76
73
73
80
48
76

Low Clouds (% Sky Obscured)

1
1
1
6
12
13
19
18
25
41
61
55
63
60
56
45
43
62
73
68
71
76
46
73

Medium Clouds (% Sky Obscured)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
90
91
91
93
93
91
91
91
91
91
93
93
88
79
73
69
69
73
74
77
80
81

Pressure (mb)

1030
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1029
1030
1030

Ozone (du)

293
294
294
295
295
296
297
297
297
295
297
297
294
291
291
293
293
287
283
281
278
277
276
273

Friday 30

Waning Gibbous 69%

19:35

13:02

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 Bad
01 OK
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 OK
16 Bad
17 Bad

Sun - Rise: 06:46, Set: 16:33, Transit: 11:39. Moon - Rise: 19:35, Set: 13:02. Civil Dark: 17:07 - 06:11. Nautical Dark: 17:45 - 05:33. Astro Dark: 18:25 - 04:55

Total Clouds (% Sky Obscured)

92
99
100
100
73
43
38
36
30
47
51
61
83
100
100
100
94
76
63
49
42
36
45
51

Low Clouds (% Sky Obscured)

87
99
100
100
73
39
38
30
24
33
32
43
61
100
100
100
89
69
53
48
42
36
39
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
0
20
33
37
32
31
32
39
26
31
14
9
5
0
15
30

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
2
1
0
0
0
0
0
0
0
1
1
1
2
2

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
2
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
Very Light Rain

Precipitation Probability (%)

3
2
3
4
2
4
4
2
1
0
1
1
8
6
11
22
19
32
27
22
24
15
42
59

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
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
78
84
84
82
87
88
89
89
89
91
91
91
83
78
72
67
65
61
59
57
60
71
85

Pressure (mb)

1030
1030
1031
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1029
1029
1028
1027
1027
1027
1027
1027
1027

Ozone (du)

273
274
275
275
275
273
272
271
270
270
271
271
272
270
272
273
275
274
274
273
273
273
271
270

Saturday 31

Waning Gibbous 58%

20:58

13:32

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

Sun - Rise: 06:47, Set: 16:31, Transit: 11:39. Moon - Rise: 20:58, Set: 13:32. Civil Dark: 17:05 - 06:13. Nautical Dark: 17:44 - 05:34. Astro Dark: 18:23 - 04:57

Total Clouds (% Sky Obscured)

60
74
83
72
77
85
93
90
60
59
56
54
56
74
82
89
93
97
99
86
73
62
69
75

Low Clouds (% Sky Obscured)

44
64
78
72
77
85
90
90
46
42
37
35
40
52
66
77
83
92
98
86
73
62
69
72

Medium Clouds (% Sky Obscured)

45
33
17
0
6
13
17
13
6
0
0
0
0
0
0
0
0
0
0
0
1
2
24
25

High Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
0
1
1
1
1
6
3
2
3
0
1
3
8
18
23
23

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 (%)

44
40
52
51
51
44
32
32
33
17
15
16
7
8
11
7
5
8
14
5
5
3
5
6

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
83
82
85
88
90
86
85
89
89
88
88
86
82
70
64
59
56
55
56
60
66
71

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028

Ozone (du)

269
270
271
271
270
270
270
271
273
275
276
276
276
276
276
277
277
278
278
278
279
280
281
282

Sunday 1

Third Quarter 46%

22:24

13:54

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

Sun - Rise: 06:49, Set: 16:29, Transit: 11:39. Moon - Rise: 22:24, Set: 13:54. Civil Dark: 17:04 - 06:15. Nautical Dark: 17:42 - 05:36. Astro Dark: 18:22 - 04:58

Total Clouds (% Sky Obscured)

81
81
80
80
80
78
76
80
86
92
91
91
91
99
99
98
99
99
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

76
68
71
70
73
75
74
76
79
80
80
82
83
92
92
93
94
94
94
94
93
93
90
87

Medium Clouds (% Sky Obscured)

35
40
40
45
40
50
50
40
40
35
35
35
35
91
89
87
88
88
89
90
92
96
97
98

High Clouds (% Sky Obscured)

0
2
3
5
4
4
13
16
26
35
25
15
5
14
8
1
2
3
3
28
54
84
87
89

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

2
5
4
6
14
19
34
46
58
62
58
70
79
88
89
90
68
56
53
51
42
28
30
28

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.2
0
0.2
0.3
0.6
0.7
0.7
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
7
6
6
7
7
7
8
9
9
9
6
6
7
7
7
8
9
11
11
12

Chance of Frost

Temperature (°C)

5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5

Feels Like (°C)

2
2
3
2
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
3
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

71
72
76
78
79
79
80
82
88
93
93
96
96
96
94
96
94
94
94
94
93
91
89
88

Pressure (mb)

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

Ozone (du)

283
282
282
284
286
287
290
288
289
289
290
290
291
294
294
294
295
295
295
296
296
296
296
296

Monday 2

Waning Crescent 35%

23:47

14:11

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

Sun - Rise: 06:51, Set: 16:28, Transit: 11:39. Moon - Rise: 23:47, Set: 14:11. Civil Dark: 17:02 - 06:16. Nautical Dark: 17:41 - 05:37. Astro Dark: 18:20 - 04:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
97
98
98
98
98
98
98
98
98
98
97
96
95
95
91

Low Clouds (% Sky Obscured)

85
74
61
46
33
21
9
9
14
21
39
59
80
86
92
98
98
98
98
97
96
95
95
91

Medium Clouds (% Sky Obscured)

96
98
98
100
100
100
100
92
85
74
77
78
75
72
66
63
50
38
27
25
26
26
24
20

High Clouds (% Sky Obscured)

91
94
97
100
92
82
73
67
60
54
50
45
44
42
43
45
56
64
70
47
31
14
5
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
7
5
2
0
0
0
0
0
0
0
0
0
0
1

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

23
20
16
5
11
7
2
10
8
5
26
37
37
57
66
66
55
53
54
47
43
41
40
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.3
0.2
0.2
0.2
0.2
0.1
0.1
0.1
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
2
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
3
3
3
3
3
3

Relative Humidity (%)

86
86
86
85
86
88
88
89
91
93
94
96
96
98
98
98
96
98
98
98
98
98
98
96

Pressure (mb)

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

Ozone (du)

296
296
296
297
298
298
298
298
298
298
298
298
298
298
298
298
298
296
294
292
292
291
291
292

Tuesday 3

Waning Crescent 25%

01:08

14:25

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
11 Bad
12 Bad

Sun - Rise: 06:52, Set: 16:26, Transit: 11:39. Moon - Rise: 01:08, Set: 14:25. Civil Dark: 17:01 - 06:18. Nautical Dark: 17:39 - 05:39. Astro Dark: 18:19 - 05:01

Total Clouds (% Sky Obscured)

89
92
95
97
96
95
94
94
93
93
93
91
91
90
88
88
86
89
90

Low Clouds (% Sky Obscured)

89
92
95
97
96
95
94
94
93
93
93
91
91
90
88
81
78
75
72

Medium Clouds (% Sky Obscured)

14
18
18
19
22
24
27
34
32
39
39
44
49
49
36
33
29
25
21

High Clouds (% Sky Obscured)

0
2
4
9
14
24
45
61
67
70
70
70
70
68
76
79
84
89
89

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Snow
Snow
Snow
None
None
None
Snow
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

48
47
42
35
38
39
38
28
20
16
19
19
18
20
20
21
30
30
27

Precipitation Amount (mm)

0.2
0.2
0.1
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
0
0
0
0
0
0
0
-1
-1
-2
-2
-2
-2
-2
-2
-2
-1
0

Dew Point (°C)

3
2
3
3
3
3
3
3
2
2
1
1
1
1
1
1
1
2
3

Relative Humidity (%)

96
94
96
94
96
94
94
94
94
94
94
94
91
91
86
82
77
80
83

Pressure (mb)

1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1029
1029

Ozone (du)

294
295
295
295
295
295
295
294
294
294
294
293
293
292
291
290
289
289
290

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

Generated: 28/10/26 18:10:10. Forecast: 28/10/26 to 03/11/26. Timezone: UTC+1.00