Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Third Quarter 53%

01:54

13:00

02 Good
03 Good
04 Good
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
23 Bad
00 Bad
01 Bad

Sun - Rise: 04:00, Set: 22:42, Transit: 13:21. Moon - Rise: 01:54, Set: 13:00. Civil Dark: 00:20 - 02:22. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

10
2
3
58
70
100
100
79
62
95
100
89
100
100
100
91
100
100
100
97
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
3
3
18
2
13
50
55
30

Medium Clouds (% Sky Obscured)

1
2
3
0
0
0
5
2
21
23
15
27
72
86
90
71
100
97
95
93
84
100
99
100

High Clouds (% Sky Obscured)

1
0
3
38
57
100
100
79
43
91
100
89
100
100
100
68
100
100
100
67
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
2
13
40
38
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
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
8
22
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)

4
3
2
1
1
0
1
2
3
3
3
3
5
7
8
5
4
4
4
4
5
3
3
7

Chance of Frost

Temperature (°C)

10
10
9
10
11
14
16
17
19
20
22
23
23
22
20
19
19
18
17
16
16
15
15
14

Feels Like (°C)

10
10
10
9
11
13
15
16
18
19
20
22
22
20
17
17
18
17
16
15
14
13
14
13

Dew Point (°C)

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

Relative Humidity (%)

81
82
80
77
71
62
53
48
44
41
38
37
36
39
47
48
51
58
61
61
63
67
66
78

Pressure (mb)

1020
1020
1020
1020
1020
1019
1020
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1015
1015
1015

Ozone (du)

357
358
358
357
357
358
356
353
353
352
352
350
350
348
348
347
347
347
347
348
346
345
346
348

Tuesday 9

Waning Crescent 42%

01:53

14:32

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 03:59, Set: 22:43, Transit: 13:21. Moon - Rise: 01:53, Set: 14:32. Civil Dark: 00:23 - 02:20. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
86
100
100
100
96
100
100
85
92
98
98
99
94
96

Low Clouds (% Sky Obscured)

30
25
30
43
10
10
10
10
81
80
85
100
100
100
93
96
90
78
86
97
97
98
87
92

Medium Clouds (% Sky Obscured)

100
99
100
100
100
100
99
77
65
77
85
76
42
74
69
85
85
45
40
61
72
59
36
54

High Clouds (% Sky Obscured)

100
100
100
97
83
96
100
94
94
91
86
90
1
0
31
0
0
0
0
0
0
3
1
10

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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
2
6
12
25
34
50
56
91
95
95
95
26
9
18
9
15
30
24
18
17
12
15
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.5
1
1.2
0.9
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
7
7
6
5
6
7
7
9
11
9
9
9
7
5
4
3
3
4
4
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
74
71
68
65
62
67
65
61
53
54
59
82
86
75
80
87
89
90
90
90
92
93
92

Pressure (mb)

1014
1014
1013
1013
1012
1012
1012
1011
1011
1010
1010
1009
1009
1009
1009
1008
1008
1008
1007
1007
1008
1008
1008
1008

Ozone (du)

349
350
350
349
347
347
347
347
347
346
346
347
349
353
355
358
363
366
368
367
363
362
361
355

Wednesday 10

Waning Crescent 31%

01:54

16:08

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

Sun - Rise: 03:58, Set: 22:45, Transit: 13:21. Moon - Rise: 01:54, Set: 16:08. Civil Dark: 00:26 - 02:17. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
100
100
100
99
100
96
94
67
56
67
51
27
65
29
4
0
58
100
100
100
100
96
92

Low Clouds (% Sky Obscured)

59
63
76
71
68
92
85
89
64
54
63
48
25
31
0
3
0
0
0
0
0
0
9
18

Medium Clouds (% Sky Obscured)

42
73
53
85
93
60
50
43
0
0
0
0
0
0
0
0
0
0
19
38
62
81
93
73

High Clouds (% Sky Obscured)

86
100
76
72
46
35
40
5
2
0
1
1
2
34
24
0
0
54
100
92
100
100
78
57

ISS Passover

Visibility (miles)

9
9
2
0
0
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
1
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
27
41
13
34
80
95
32
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
4
4
5
7
8
10
12
12
12
13
13
13
12
12
11
9
7
6
5
4
4

Chance of Frost

Temperature (°C)

12
11
12
12
12
13
13
13
15
17
18
18
18
18
18
18
17
16
15
13
12
10
10
10

Feels Like (°C)

11
10
10
11
11
11
11
11
12
15
15
15
15
14
15
14
14
14
14
10
10
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

90
96
98
98
98
96
92
87
63
43
34
32
34
36
38
39
40
43
52
62
75
88
96
96

Pressure (mb)

1008
1008
1008
1007
1008
1008
1008
1008
1009
1010
1010
1011
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1016
1016

Ozone (du)

353
355
358
359
359
364
367
367
370
375
370
369
368
371
372
373
371
369
370
370
369
368
368
369

Thursday 11

Waning Crescent 21%

01:55

17:52

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 03:58, Set: 22:46, Transit: 13:22. Moon - Rise: 01:55, Set: 17:52. Civil Dark: 00:29 - 02:15. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

88
81
73
66
77
89
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98

Low Clouds (% Sky Obscured)

28
28
29
29
36
42
49
50
51
49
40
30
20
22
24
28
26
24
25
31
28
29
42
59

Medium Clouds (% Sky Obscured)

70
62
55
47
65
79
95
92
86
80
87
94
100
100
100
100
100
100
100
100
100
100
97
95

High Clouds (% Sky Obscured)

55
53
47
47
65
81
100
100
100
100
87
72
58
70
85
100
100
100
100
67
47
10
5
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
1
2
5
6
9
32
33
33
32
41

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
9
11
11
12
13
14
14
14
14
14
14
15
14
13
12
12
11
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
96
88
79
69
59
53
51
47
44
41
40
39
36
43
51
55
61
67
66
74
77

Pressure (mb)

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

Ozone (du)

369
368
368
364
365
365
364
363
363
360
359
357
359
360
361
362
361
365
364
364
366
365
367
368

Friday 12

Waning Crescent 12%

02:00

19:44

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 03:57, Set: 22:47, Transit: 13:22. Moon - Rise: 02:00, Set: 19:44. Civil Dark: 00:31 - 02:13. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
95
93
93
85
74
63
66
73
81
71
67
66
80
83
84
88
93
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

77
76
76
77
71
64
59
62
62
65
57
49
42
35
28
21
14
7
0
7
15
22
15
7

Medium Clouds (% Sky Obscured)

92
83
75
66
57
44
33
42
50
43
36
39
34
47
60
70
79
89
100
98
95
90
86
82

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
5
12
18
24
61
71
94
97
99
99
99
99

ISS Passover

Visibility (miles)

6
4
4
2
3
5
6
9
5
5
6
9
4
4
6
8
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

56
71
83
88
76
68
60
65
70
64
57
57
66
67
62
53
44
32
9
8
5
0
0
0

Precipitation Amount (mm)

0
0.3
0.5
0.6
0.3
0.2
0
0
0.3
0.2
0
0
0.3
0.4
0.3
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
96
96
96
98
98
96
96
96
96
98
96
96
95
95
96
95
95
93
93
95
95
96
96

Pressure (mb)

1010
1010
1010
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013

Ozone (du)

371
373
379
386
390
392
393
395
398
398
401
402
403
401
401
400
399
399
398
398
399
399
400
400

Saturday 13

Waning Crescent 5%

02:00

21:43

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

Sun - Rise: 03:57, Set: 22:48, Transit: 13:22. Moon - Rise: 02:00, Set: 21:43. Civil Dark: 00:34 - 02:11. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
94
90
85
78
74
71
79
79
79
80
85
81
50
33
32
33
35
46
60
85
96
95
93

Low Clouds (% Sky Obscured)

0
1
0
0
10
20
34
23
11
0
0
0
0
1
2
3
2
1
1
3
4
8
7
12

Medium Clouds (% Sky Obscured)

79
78
75
75
75
74
71
67
64
61
65
74
74
50
33
32
20
22
24
22
19
20
18
16

High Clouds (% Sky Obscured)

98
94
90
85
67
34
0
9
17
27
44
64
80
50
30
1
1
1
1
34
67
95
95
93

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
8
8
9
8
9
8
16
16
15
15
16
16
19
18
18
18
17
18
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
95
93
81
71
62
56
51
45
44
43
41
43
45
46
52
59
66
68
70
75
79

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

400
401
400
400
400
399
398
396
393
390
386
385
383
381
379
378
377
377
378
378
378
379
379
380

Sunday 14

Waning Crescent 1%

02:12

23:28

Sun - Rise: 03:56, Set: 22:48, Transit: 13:22. Moon - Rise: 02:12, Set: 23:28. Civil Dark: 00:36 - 02:09. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 08/06/26 02:23:24. Forecast: 08/06/26 to 14/06/26. Timezone: UTC+3.00