Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 23

Waxing Gibbous 82%

20:13

23:58

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
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:58, Set: 20:53, Transit: 13:24. Moon - Rise: 20:13, Set: 23:58. Civil Dark: 21:41 - 05:11. Nautical Dark: 22:47 - 04:06. Astro Dark: 00:38 - 02:22

Total Clouds (% Sky Obscured)

100
99
99
100
99
97
99
91
84
68
60
63
64
70
80
79
83
81
60
60
59
86
81
88

Low Clouds (% Sky Obscured)

80
78
79
70
50
39
33
28
27
45
50
54
50
51
62
62
64
58
41
56
57
38
48
47

Medium Clouds (% Sky Obscured)

90
95
90
94
99
95
87
86
82
68
37
32
33
41
43
45
29
21
23
2
2
59
54
61

High Clouds (% Sky Obscured)

62
55
89
100
63
60
96
55
50
51
10
7
22
8
8
47
57
55
13
11
23
53
46
52

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

Precipitation Probability (%)

33
24
18
16
34
34
13
4
2
1
1
1
0
0
0
0
0
0
0
0
1
21
50
49

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
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
12
12
14
12
12
12
11
12
11
11
11
11
10
10
10
10
11
12
13
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

89
87
85
80
75
72
70
71
73
78
82
89
92
92
95
95
96
93
86
76
69
62
58
59

Pressure (mb)

1000
1001
1002
1003
1004
1004
1005
1005
1006
1006
1007
1007
1008
1008
1008
1009
1009
1009
1010
1010
1010
1011
1011
1011

Ozone (du)

324
322
321
322
322
321
321
322
323
322
321
321
321
321
320
321
321
321
320
321
321
320
320
320

Monday 24

Waxing Gibbous 89%

20:24

01:30

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

85
79
87
71
22
64
74
66
59
70
34
25
37
41
42
57
47
43
31
26
27
32
34
53

Low Clouds (% Sky Obscured)

50
50
56
61
9
16
2
6
29
37
18
11
16
34
33
33
35
37
27
22
26
32
34
53

Medium Clouds (% Sky Obscured)

67
37
38
18
6
48
55
33
45
40
34
25
35
21
18
12
11
0
0
0
0
0
0
17

High Clouds (% Sky Obscured)

55
18
3
3
8
37
35
43
8
34
1
0
0
0
0
35
1
3
2
2
2
2
2
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 (%)

44
42
40
15
23
14
4
2
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)

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

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
16
14
14
13
13
12
11
11
11
10
10
10
11
13
14
16
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
50
50
50
57
63
70
80
84
84
86
90
92
93
98
96
96
90
80
66
57
51
47
44

Pressure (mb)

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

Ozone (du)

320
319
320
320
320
318
316
315
315
317
327
326
325
323
323
323
323
323
322
322
324
325
323
323

Tuesday 25

Waxing Gibbous 95%

20:28

03:06

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

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)

49
78
69
27
61
77
100
100
100
92
75
38
44
33
5
23
38
49
54
53
52
51
64
74

Low Clouds (% Sky Obscured)

39
55
64
21
45
30
3
0
0
0
17
20
27
20
5
23
35
49
54
53
52
51
62
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
17
22
50
59
36
35
22
0
0
2
0
0
0
0
0
5
12

High Clouds (% Sky Obscured)

20
49
7
6
18
77
100
100
100
75
43
4
0
0
0
0
0
3
3
6
5
6
3
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)

9
9
10
9
7
5
4
3
3
4
4
4
4
3
3
3
3
3
3
2
2
1
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
42
42
44
47
56
63
73
75
77
80
82
83
84
84
84
84
81
75
75
73
71
69
65

Pressure (mb)

1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025

Ozone (du)

322
321
319
318
317
316
316
315
314
314
314
314
314
313
313
312
312
311
311
310
310
309
309
309

Wednesday 26

Waxing Gibbous 98%

20:30

04:40

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

91
88
86
70
62
47
25
24
23
23
29
35
41
54
66
79
58
36
15
39
63
84
87
90

Low Clouds (% Sky Obscured)

81
74
69
62
44
25
10
15
23
23
29
30
30
44
58
68
52
36
15
32
44
55
56
59

Medium Clouds (% Sky Obscured)

18
17
16
16
12
10
6
6
6
6
11
15
20
19
19
17
12
6
0
11
20
27
30
33

High Clouds (% Sky Obscured)

7
7
9
16
38
8
17
3
3
2
3
3
3
3
11
3
2
5
10
5
11
34
40
39

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
62
59
56
55
63
68
72
73
74
74
72
73
72
73
73
73
75
74
73
72
67
66
63

Pressure (mb)

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

Ozone (du)

309
308
307
307
308
309
309
309
308
307
306
307
309
309
309
310
309
308
309
308
308
309
309
310

Thursday 27

Waxing Gibbous 100%

20:30

06:11

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
11 Bad
12 Bad
13 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)

92
86
78
71
76
80
85
91
96
100
100
100
100
89
77
64
62
60
58
64
69
75
61
47

Low Clouds (% Sky Obscured)

59
57
55
54
49
45
40
45
44
45
45
50
50
55
60
52
49
53
54
57
58
58
61
47

Medium Clouds (% Sky Obscured)

37
32
31
26
30
35
39
38
34
27
20
10
0
9
19
27
29
31
36
40
42
38
30
18

High Clouds (% Sky Obscured)

24
33
15
53
60
70
73
81
91
100
95
93
64
45
31
15
21
32
50
64
64
53
33
21

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
63
61
60
64
70
74
76
76
76
75
77
77
80
81
81
81
80
80
79
72
65
58
56

Pressure (mb)

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

Ozone (du)

310
310
310
311
312
310
308
306
306
307
307
305
304
303
303
303
303
304
305
305
305
304
303
301

Friday 28

Full Moon 99%

20:29

07:42

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

33
37
41
46
49
51
54
55
55
56
52
48
42
40
38
40
43
45
48
63
80
99
100
100

Low Clouds (% Sky Obscured)

33
37
31
25
37
50
54
51
44
31
29
26
28
26
22
17
18
18
16
10
4
0
0
0

Medium Clouds (% Sky Obscured)

12
15
19
22
19
14
7
11
15
17
9
4
0
0
0
0
0
0
0
0
0
0
3
6

High Clouds (% Sky Obscured)

8
11
8
10
19
43
54
47
42
39
28
14
4
9
16
24
26
27
35
54
75
98
99
99

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
4
3
1
6
6
2
6
6
2
2
1
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
8
8
8
8
7
6
6
5
5
5
5
5
5
5
5
6
7
8
9
10
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
10
11
11
11
11
11
12
11
12
12
12
12
12
12
12
11
11
10
10

Relative Humidity (%)

53
50
51
53
54
61
68
75
79
80
83
86
86
89
92
92
95
89
82
75
69
62
56
56

Pressure (mb)

1024
1023
1023
1022
1022
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1013
1013

Ozone (du)

299
297
297
297
296
295
294
293
294
294
295
295
294
294
295
296
296
297
298
299
300
302
303
304

Saturday 29

Waning Gibbous 96%

20:29

09:14

14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 OK
20 Good
21 OK
22 OK
23 OK
00 Bad
01 Bad
02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad
08 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
79
57
36
29
23
13
21
27
35
44
47
45
35
26
17
29
39
59

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
17
30
45
35
26
17
29
39
44

Medium Clouds (% Sky Obscured)

10
5
5
4
4
3
0
6
14
24
26
29
32
31
26
17
29
39
50

High Clouds (% Sky Obscured)

100
73
47
24
20
17
12
13
14
15
13
11
9
10
10
11
12
13
13

ISS Passover

Visibility (miles)

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

Precipitation Type

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
2
3
4
7
13
17
17
13
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
20
20
19
18
17
16
15
15
15
15
14
14
14
14
14
14
15

Feels Like (°C)

16
17
17
17
17
16
17
17
15
15
16
16
14
14
14
14
13
14
13

Dew Point (°C)

11
11
11
11
12
12
12
13
13
13
13
13
12
12
12
12
12
13
13

Relative Humidity (%)

56
56
57
58
60
66
73
82
85
87
92
89
87
84
87
90
92
89
85

Pressure (mb)

1013
1012
1012
1011
1011
1010
1010
1010
1010
1010
1010
1009
1009
1008
1008
1008
1007
1007
1007

Ozone (du)

305
307
307
308
308
309
309
310
311
311
312
311
310
310
310
311
311
311
311

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

Generated: 23/08/26 14:43:10. Forecast: 23/08/26 to 29/08/26. Timezone: UTC+3.00