Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Gibbous 68%

14:59

01:07

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

Sun - Rise: 04:45, Set: 21:11, Transit: 12:58. Moon - Rise: 14:59, Set: 01:07. Civil Dark: 21:57 - 03:59. Nautical Dark: 23:05 - 02:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

17
40
58
68
100
97
100
70
50
30
14
21
9
23
14
5
0
13
1
2
1
2
6
8

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
8
13
6
18
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
13
49
64
93
100
64
34
4
1
1
1
1
14
4
0
13
0
0
0
0
0
0

High Clouds (% Sky Obscured)

17
40
58
68
100
93
100
39
50
30
2
0
0
0
0
0
0
0
0
0
1
2
6
7

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)

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

Chance of Frost

Temperature (°C)

16
18
20
21
22
23
23
23
23
24
24
23
22
20
19
17
15
15
14
13
13
13
13
14

Feels Like (°C)

18
19
19
20
21
21
21
21
23
23
23
24
22
22
19
18
17
16
16
16
15
15
15
16

Dew Point (°C)

11
11
11
12
12
12
13
13
13
14
14
15
16
16
15
14
13
13
12
12
11
11
11
11

Relative Humidity (%)

70
62
58
56
53
50
52
53
52
53
54
59
68
76
76
83
87
87
89
89
89
87
87
83

Pressure (mb)

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

Ozone (du)

322
323
324
324
324
326
326
326
325
325
327
326
326
326
327
325
322
321
320
320
320
319
317
319

Wednesday 24

Waxing Gibbous 77%

16:12

01:23

07 Good
08 Good
09 OK
10 Bad
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 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 04:45, Set: 21:12, Transit: 12:58. Moon - Rise: 16:12, Set: 01:23. Civil Dark: 21:57 - 04:00. Nautical Dark: 23:05 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

2
7
35
71
58
59
99
62
64
37
33
27
9
3
3
3
2
2
2
3
3
1
0
0

Low Clouds (% Sky Obscured)

0
0
0
47
28
27
31
38
41
33
11
8
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
7
35
70
58
59
97
62
54
10
33
27
9
3
3
3
2
2
2
2
2
1
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
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
1
1
1
2
2
3
3
4
5
4
3
2
3
3
3
3
3
3
2
2
2
1

Chance of Frost

Temperature (°C)

16
19
21
23
24
25
26
26
27
27
27
26
25
24
21
19
18
17
17
16
16
16
16
17

Feels Like (°C)

19
22
24
23
25
26
27
27
27
27
29
28
28
28
24
22
21
20
20
19
19
19
19
20

Dew Point (°C)

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

Relative Humidity (%)

75
68
60
54
49
46
46
46
49
52
54
56
68
73
77
80
81
82
85
85
83
85
86
85

Pressure (mb)

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

Ozone (du)

317
315
315
313
312
311
310
310
310
309
309
309
308
308
307
307
307
305
305
305
306
305
305
306

Thursday 25

Waxing Gibbous 85%

17:25

01:43

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

Sun - Rise: 04:46, Set: 21:12, Transit: 12:58. Moon - Rise: 17:25, Set: 01:43. Civil Dark: 21:57 - 04:00. Nautical Dark: 23:05 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

4
7
0
23
32
55
37
60
90
96
91
72
60
25
0
1
1
6
12
14
18
22
15
7

Low Clouds (% Sky Obscured)

0
0
0
0
18
29
32
36
26
33
29
26
25
9
0
0
0
0
7
14
18
22
15
7

Medium Clouds (% Sky Obscured)

4
7
0
23
26
44
3
34
65
72
65
44
29
12
0
1
1
6
12
9
4
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
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
2
1
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)

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

Chance of Frost

Temperature (°C)

19
22
23
25
26
27
28
28
29
28
28
27
27
25
23
21
20
19
19
18
18
18
18
19

Feels Like (°C)

22
25
27
28
30
31
31
31
31
30
30
29
28
27
25
24
23
22
21
21
21
21
20
22

Dew Point (°C)

15
16
17
17
17
17
18
18
18
19
21
21
20
20
18
17
17
16
16
16
16
15
15
16

Relative Humidity (%)

78
72
67
61
56
54
53
53
52
57
64
67
68
71
74
81
84
85
85
86
85
85
85
81

Pressure (mb)

1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020

Ozone (du)

307
308
307
306
306
306
306
306
306
306
306
307
307
308
310
311
311
311
313
313
314
314
314
314

Friday 26

Waxing Gibbous 91%

18:36

02:10

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

Sun - Rise: 04:46, Set: 21:12, Transit: 12:59. Moon - Rise: 18:36, Set: 02:10. Civil Dark: 21:57 - 04:01. Nautical Dark: 23:04 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
8
14
21
22
22
21
14
7
0
2
3
5
5
8
18
11
4
7
40
29

Low Clouds (% Sky Obscured)

0
0
0
0
8
14
21
22
22
21
14
7
0
2
3
5
5
3
0
0
0
0
0
0

Medium 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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
5
2
0
1
9
6

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)

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

Chance of Frost

Temperature (°C)

22
24
25
27
28
29
29
30
30
30
29
28
27
26
24
22
21
20
19
18
18
17
17
19

Feels Like (°C)

25
28
29
31
31
32
31
32
32
31
31
31
29
29
26
24
22
22
21
20
20
19
19
20

Dew Point (°C)

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

Relative Humidity (%)

74
67
62
56
51
47
45
44
45
47
51
59
65
73
75
74
76
76
76
75
73
72
73
76

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

316
316
315
317
318
318
318
319
320
319
320
320
320
319
319
320
319
318
318
319
319
320
319
318

Saturday 27

Waxing Gibbous 96%

19:43

02:46

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

Sun - Rise: 04:47, Set: 21:11, Transit: 12:59. Moon - Rise: 19:43, Set: 02:46. Civil Dark: 21:57 - 04:01. Nautical Dark: 23:04 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
14
18
29
47
57
30
15
21
24
19
11
4
13
24
34
38
37
32
26
17
8
6
5

Low 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

Medium 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

High Clouds (% Sky Obscured)

7
3
7
11
15
14
14
14
21
24
19
11
2
13
24
34
38
37
32
15
11
5
4
5

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)

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

Chance of Frost

Temperature (°C)

21
23
25
26
28
29
30
30
31
31
31
30
29
27
25
23
21
21
20
19
19
19
19
21

Feels Like (°C)

24
26
28
29
30
30
30
32
33
33
34
33
35
32
30
29
28
28
27
26
22
22
22
22

Dew Point (°C)

16
17
17
18
18
18
18
18
18
18
18
19
21
20
18
17
16
16
16
15
14
14
13
14

Relative Humidity (%)

70
65
61
58
55
53
50
48
46
45
47
52
62
65
67
68
73
73
74
75
73
71
70
65

Pressure (mb)

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

Ozone (du)

318
318
319
320
320
321
321
321
321
321
321
321
320
319
320
320
321
321
321
321
321
322
322
322

Sunday 28

Waxing Gibbous 99%

20:41

03:33

07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 OK
15 OK
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: 04:47, Set: 21:11, Transit: 12:59. Moon - Rise: 20:41, Set: 03:33. Civil Dark: 21:56 - 04:02. Nautical Dark: 23:04 - 02:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

3
3
1
0
0
0
0
0
0
0
16
26
36
43
47
50
67
83
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
27
41
48
55
62
68
74

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
8
17
28
34
41
48
56
64
74
62
50
38
58
79

High Clouds (% Sky Obscured)

3
3
1
0
0
0
0
0
0
0
15
26
36
43
47
50
67
83
100
100
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
8
6
5
3
2
0
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
2
4
30
62
95
95
95
95
93
91
65
83
82

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.7
0.8
0.4
0.5
0.5
0.2
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
25
26
27
28
29
30
31
32
32
32
31
30
29
26
24
21
21
21
20
20
20
19
19

Feels Like (°C)

22
23
29
29
29
29
30
30
35
35
34
35
35
35
31
31
32
30
29
27
20
21
21
21

Dew Point (°C)

15
16
17
18
18
19
19
20
20
19
20
20
21
22
21
21
21
20
20
20
20
19
19
19

Relative Humidity (%)

62
60
58
57
56
54
52
50
49
47
46
52
59
65
74
83
95
95
96
98
98
98
98
98

Pressure (mb)

1019
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1020
1021
1021
1021
1021
1021
1022
1022

Ozone (du)

322
322
322
322
322
322
322
322
323
323
323
322
321
320
318
315
313
314
316
317
317
317
317
318

Monday 29

Waxing Gibbous 100%

21:28

04:32

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: 04:48, Set: 21:11, Transit: 12:59. Moon - Rise: 21:28, Set: 04:32. Civil Dark: 21:56 - 04:03. Nautical Dark: 23:03 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
96
93
93
95
96
97
95
92
88
90
93
96
92
87
80

Low Clouds (% Sky Obscured)

80
71
64
56
54
52
50
51
50
50
51
46
44
39
41
38
29
24
15

Medium Clouds (% Sky Obscured)

100
100
100
100
95
90
75
72
69
76
67
55
47
53
58
64
47
31
20

High Clouds (% Sky Obscured)

100
100
100
100
96
93
93
95
96
97
91
84
76
69
63
54
69
85
80

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

85
95
95
95
95
93
95
91
77
88
77
63
55
48
40
25
33
30
2

Precipitation Amount (mm)

0.3
0.8
1.1
1.4
0.7
0.5
1.3
0.7
0.3
0.5
0.4
0.3
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
20
21
22
23
23
24
24
24
23
23
22
21
20
20
19
18
18

Feels Like (°C)

20
21
22
22
22
22
21
21
28
26
26
26
26
26
22
22
23
22
22

Dew Point (°C)

19
19
19
19
19
19
18
18
18
17
18
18
18
19
18
18
17
17
17

Relative Humidity (%)

96
93
91
88
84
78
71
66
68
67
70
74
80
85
86
88
88
89
90

Pressure (mb)

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

Ozone (du)

319
319
319
319
318
319
319
319
319
320
321
320
319
319
318
317
316
318
319

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

Generated: 23/06/26 07:58:40. Forecast: 23/06/26 to 29/06/26. Timezone: UTC+2.00