Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 24

Waxing Gibbous 89%

20:24

01:30

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

Sun - Rise: 06:01, Set: 20:50, Transit: 13:24. Moon - Rise: 20:24, Set: 01:30. Civil Dark: 21:38 - 05:14. Nautical Dark: 22:42 - 04:10. Astro Dark: 00:26 - 02:32

Total Clouds (% Sky Obscured)

83
81
76
59
19
19
14
37
37
40
43
48
60
50
52
57
61
60
56
28
28
35
42
80

Low Clouds (% Sky Obscured)

56
42
22
32
0
0
1
11
34
40
43
44
49
49
46
42
49
47
45
28
28
35
40
53

Medium Clouds (% Sky Obscured)

42
47
32
40
19
19
4
21
7
0
0
11
18
0
3
11
16
10
20
0
0
0
27
43

High Clouds (% Sky Obscured)

53
21
3
5
3
5
8
4
3
4
4
0
0
0
0
0
3
3
3
0
0
3
3
30

ISS Passover

Visibility (miles)

7
6
9
5
5
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 (%)

51
42
47
48
35
21
6
4
3
2
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)

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

Chance of Frost

Temperature (°C)

18
18
18
17
16
15
13
13
12
12
12
11
11
11
11
11
11
11
13
14
16
16
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
56
59
66
74
82
89
92
93
95
95
95
96
96
96
95
95
90
80
71
59
49
45
44

Pressure (mb)

1012
1013
1013
1013
1013
1014
1014
1015
1015
1015
1016
1016
1016
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1020

Ozone (du)

321
320
319
318
318
318
317
318
318
319
321
326
328
328
327
325
323
323
322
322
322
321
321
320

Tuesday 25

Waxing Gibbous 95%

20:28

03:06

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

Sun - Rise: 06:03, Set: 20:47, Transit: 13:24. Moon - Rise: 20:28, Set: 03:06. Civil Dark: 21:34 - 05:16. Nautical Dark: 22:38 - 04:13. Astro Dark: 00:16 - 02:40

Total Clouds (% Sky Obscured)

85
61
73
85
86
83
73
91
74
46
38
45
53
56
41
30
32
34
32
55
62
56
60
45

Low Clouds (% Sky Obscured)

46
52
70
81
78
69
18
18
16
20
18
20
10
37
31
19
12
15
32
51
51
41
39
36

Medium Clouds (% Sky Obscured)

39
0
0
5
19
37
43
44
34
46
38
45
53
49
26
16
17
15
0
0
0
0
28
36

High Clouds (% Sky Obscured)

15
20
5
5
5
25
28
52
50
10
5
0
2
2
3
0
2
4
3
2
0
2
3
3

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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
48
54
58
62
68
73
79
82
84
86
87
89
89
89
90
87
76
67
64
63
60
55
48

Pressure (mb)

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

Ozone (du)

320
319
318
318
318
318
318
318
317
317
318
318
317
316
315
315
314
313
311
309
308
309
308
308

Wednesday 26

Waxing Gibbous 98%

20:30

04:40

15 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
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

Sun - Rise: 06:06, Set: 20:44, Transit: 13:23. Moon - Rise: 20:30, Set: 04:40. Civil Dark: 21:31 - 05:19. Nautical Dark: 22:34 - 04:17. Astro Dark: 00:07 - 02:48

Total Clouds (% Sky Obscured)

41
91
92
69
59
42
62
76
84
84
78
69
82
83
84
85
85
78
80
82
85
87
87
90

Low Clouds (% Sky Obscured)

13
57
56
30
30
25
30
38
60
58
43
38
60
67
64
68
70
67
68
73
76
75
71
65

Medium Clouds (% Sky Obscured)

29
40
42
29
19
2
22
31
33
33
19
19
26
27
28
26
27
24
19
20
17
20
27
32

High Clouds (% Sky Obscured)

2
2
3
3
3
4
4
6
8
4
4
4
11
35
33
22
21
4
34
34
40
49
38
56

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 (%)

2
2
7
0
1
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)

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

Chance of Frost

Temperature (°C)

20
20
20
19
19
17
16
14
13
13
13
13
12
12
12
11
12
13
16
17
18
20
20
20

Feels Like (°C)

22
21
19
19
18
17
16
14
13
13
12
12
12
11
11
11
11
13
16
17
18
19
19
20

Dew Point (°C)

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

Relative Humidity (%)

45
44
57
67
70
73
74
73
71
71
72
72
71
72
72
71
72
69
66
61
57
52
47
43

Pressure (mb)

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

Ozone (du)

307
308
308
308
307
308
308
308
308
309
309
309
311
312
313
313
314
313
312
310
309
309
309
308

Thursday 27

Waxing Gibbous 100%

20:30

06:11

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
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:08, Set: 20:41, Transit: 13:23. Moon - Rise: 20:30, Set: 06:11. Civil Dark: 21:28 - 05:22. Nautical Dark: 22:30 - 04:20. Astro Dark: 23:59 - 02:55

Total Clouds (% Sky Obscured)

78
71
56
70
84
98
97
97
93
96
98
100
100
99
99
92
85
78
75
73
76
76
79
52

Low Clouds (% Sky Obscured)

45
38
28
20
12
10
17
18
24
20
29
30
37
45
45
45
45
44
48
51
54
52
53
35

Medium Clouds (% Sky Obscured)

26
20
14
16
20
24
24
25
25
33
37
44
45
46
43
40
37
34
28
20
13
16
18
21

High Clouds (% Sky Obscured)

53
39
56
55
61
70
77
85
72
81
73
66
65
51
60
42
26
11
8
6
27
45
45
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
6
7
9
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
0
0
0
0
0
1
3
4
3
3
17
27
30
25
23
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
40
51
59
63
66
68
71
77
80
79
75
73
73
73
76
76
76
73
68
73
75
76
72

Pressure (mb)

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

Ozone (du)

308
310
310
309
308
309
311
312
314
314
313
313
312
312
310
309
308
308
308
307
307
306
306
306

Friday 28

Full Moon 99%

20:29

07:42

15 Bad
16 OK
17 OK
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

Sun - Rise: 06:10, Set: 20:38, Transit: 13:23. Moon - Rise: 20:29, Set: 07:42. Civil Dark: 21:24 - 05:25. Nautical Dark: 22:26 - 04:24. Astro Dark: 23:52 - 03:01

Total Clouds (% Sky Obscured)

53
37
35
49
66
86
81
80
88
76
76
77
83
92
97
98
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
29
29
31
33
35
34
40
56
35
32
29
30
31
44
48
47
48
38
31
24
12
7
2

Medium Clouds (% Sky Obscured)

14
8
0
1
2
3
6
9
11
9
6
3
2
1
0
16
34
58
67
72
65
61
48
45

High Clouds (% Sky Obscured)

2
0
0
17
30
50
50
52
46
50
55
62
69
82
93
92
89
83
83
91
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
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 (%)

8
6
9
2
3
0
2
0
1
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)

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

Chance of Frost

Temperature (°C)

19
19
19
18
17
16
14
14
14
14
14
14
14
13
13
13
14
15
16
16
17
17
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
55
54
56
65
80
89
90
89
87
89
92
95
95
95
96
87
80
74
67
62
57
55
53

Pressure (mb)

1024
1024
1024
1023
1023
1023
1023
1022
1022
1022
1022
1021
1021
1020
1020
1019
1019
1019
1018
1018
1018
1018
1017
1017

Ozone (du)

306
306
306
305
304
302
302
302
301
300
299
299
297
296
295
294
294
294
294
294
294
295
294
293

Saturday 29

Waning Gibbous 96%

20:29

09:14

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
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:13, Set: 20:35, Transit: 13:22. Moon - Rise: 20:29, Set: 09:14. Civil Dark: 21:21 - 05:27. Nautical Dark: 22:22 - 04:27. Astro Dark: 23:45 - 03:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
98
97
93
85
76
76
80
83
87
90
92
94
96
96
95

Low Clouds (% Sky Obscured)

2
1
0
0
0
0
2
4
5
10
14
20
26
33
37
51
66
73
70
53
32
35
53
70

Medium Clouds (% Sky Obscured)

44
43
43
64
70
65
60
55
50
40
35
35
29
27
26
27
24
30
29
32
31
24
26
27

High Clouds (% Sky Obscured)

100
100
100
100
100
100
92
84
75
67
65
62
64
67
75
80
83
83
85
87
87
67
49
33

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
1
7
13
18
45
61
77
76
68
51
41
31
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.4
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
18
18
17
17
17
17
16
16
16
15
15
15
14
15
15
15
16
16
16
17
17

Feels Like (°C)

14
16
16
16
17
17
18
14
16
16
16
16
16
15
15
15
15
13
12
16
15
14
15
14

Dew Point (°C)

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

Relative Humidity (%)

52
56
59
64
68
74
79
82
83
85
87
90
93
95
95
96
89
80
73
67
62
57
55
51

Pressure (mb)

1016
1016
1015
1015
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1011
1011
1010
1010
1010
1010
1009
1009
1009
1009

Ozone (du)

293
293
293
293
293
293
293
293
292
292
292
292
292
292
292
292
293
293
294
294
295
295
295
294

Sunday 30

Waning Gibbous 91%

20:28

10:48

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

Sun - Rise: 06:15, Set: 20:32, Transit: 13:22. Moon - Rise: 20:28, Set: 10:48. Civil Dark: 21:18 - 05:30. Nautical Dark: 22:18 - 04:31. Astro Dark: 23:38 - 03:13

Total Clouds (% Sky Obscured)

97
98
100
99
99
99
99
100
100
95
90
83
82
83
84
86
87
91

Low Clouds (% Sky Obscured)

56
45
43
49
58
67
76
85
96
95
90
83
82
83
84
86
87
91

Medium Clouds (% Sky Obscured)

19
19
19
32
47
56
60
67
71
55
38
17
19
24
24
33
43
48

High Clouds (% Sky Obscured)

51
73
95
77
62
45
59
73
89
70
48
17
11
10
9
4
3
5

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

24
22
10
13
16
20
22
22
19
24
27
33
41
44
40
61
72
68

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
18
17
17
16
16
16
15
15
15
15
15
14
14
15
15

Feels Like (°C)

14
17
17
17
17
17
17
15
15
16
16
16
15
14
14
14
14
15

Dew Point (°C)

7
8
9
9
10
11
11
12
13
14
14
14
14
14
14
14
14
15

Relative Humidity (%)

50
52
54
57
61
65
71
75
83
90
92
93
95
95
95
96
96
96

Pressure (mb)

1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

294
294
294
295
296
297
298
299
300
301
302
304
306
308
310
313
316
320

Forecast for Vols, Helsinki, Finland (60.17,24.39)

Generated: 24/08/26 15:51:14. Forecast: 24/08/26 to 30/08/26. Timezone: UTC+3.00