Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 19

Waning Crescent 37%

23:39

17:19

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

Sun - Rise: 04:34, Set: 22:23, Transit: 13:28. Moon - Rise: 23:39, Set: 17:19. Civil Dark: 23:36 - 03:20. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

8
18
9
22
20
25
37
54
45
41
21
5
6
29
44
54
79
71
79
29
97
50
35
32

Low Clouds (% Sky Obscured)

1
3
5
3
3
5
30
48
45
41
19
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)

0
0
1
0
0
0
0
0
1
1
6
5
6
29
44
54
79
71
50
29
94
20
20
17

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

Chance of Frost

Temperature (°C)

15
14
14
15
18
20
20
21
23
24
25
25
25
25
25
25
24
22
20
17
16
15
15
14

Feels Like (°C)

15
15
14
16
19
20
20
21
22
24
25
25
25
25
25
24
23
22
21
17
17
14
14
13

Dew Point (°C)

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

Relative Humidity (%)

68
71
76
79
74
70
71
68
57
44
40
38
37
38
38
39
42
51
62
65
67
68
70
67

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

303
305
307
307
307
306
305
304
305
306
308
308
308
308
307
305
303
303
303
303
303
303
304
305

Sunday 20

Waning Crescent 25%

23:46

19:14

03 OK
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
02 Bad

Sun - Rise: 04:36, Set: 22:21, Transit: 13:28. Moon - Rise: 23:46, Set: 19:14. Civil Dark: 23:33 - 03:24. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

25
65
81
83
86
67
65
85
55
66
77
96
96
96
83
57
79
50
56
57
50
62
76
80

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
4
2
1
23
19
26
19
36
18
0
0
0
28
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
35
41
40
40
16
37
63
55
43
19
60
82
86
68
50
33
46
34
56
45
17
10
29

High Clouds (% Sky Obscured)

15
25
25
25
19
15
15
15
2
4
77
90
86
4
14
11
45
2
13
17
18
44
71
80

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
2
5
18
4
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
5
5
6
7
7
8
8
8
8
9
10
7
7
6
6
5
4
4
4
4
4

Chance of Frost

Temperature (°C)

14
14
14
14
17
19
21
23
24
25
26
27
27
26
25
25
25
25
22
20
18
17
16
16

Feels Like (°C)

12
13
12
13
15
18
20
21
22
25
24
27
26
25
25
25
25
26
24
21
19
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

65
64
65
68
63
55
51
46
44
41
43
40
38
37
36
36
40
50
60
63
63
65
68
74

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1010
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

307
308
308
307
306
306
306
305
305
305
305
305
305
304
304
305
306
306
306
306
306
306
305
305

Monday 21

Waning Crescent 16%

00:07

21:03

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
02 OK

Sun - Rise: 04:38, Set: 22:19, Transit: 13:28. Moon - Rise: 00:07, Set: 21:03. Civil Dark: 23:30 - 03:27. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

90
84
71
100
100
99
100
89
98
83
62
78
60
79
78
95
91
86
90
95
99
82
64
46

Low Clouds (% Sky Obscured)

0
12
0
9
5
4
5
0
20
23
40
42
0
39
49
14
66
38
37
36
35
23
12
0

Medium Clouds (% Sky Obscured)

41
37
36
49
54
50
61
41
33
32
26
43
45
52
51
79
69
65
68
68
66
60
50
42

High Clouds (% Sky Obscured)

80
82
71
88
85
62
67
67
69
41
5
1
5
20
20
0
1
1
28
51
67
41
21
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
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
1
0
0
1
3
1
6
3
2
4
1
2
2
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)

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

Chance of Frost

Temperature (°C)

15
15
16
16
18
20
21
22
24
26
26
27
27
26
26
25
25
23
21
20
19
18
17
17

Feels Like (°C)

16
15
16
16
17
19
20
21
24
25
25
26
26
26
24
23
24
24
23
21
20
19
19
18

Dew Point (°C)

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

Relative Humidity (%)

77
78
79
75
68
60
55
56
49
42
37
36
36
36
37
38
42
47
60
65
68
70
74
77

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

304
304
304
303
303
303
302
301
302
303
304
304
304
305
306
307
307
307
308
309
310
311
312
314

Tuesday 22

Waning Crescent 8%

01:11

22:13

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
02 Bad

Sun - Rise: 04:40, Set: 22:17, Transit: 13:28. Moon - Rise: 01:11, Set: 22:13. Civil Dark: 23:27 - 03:30. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

64
82
100
99
97
96
97
99
100
100
95
95
96
90
90
90
90
90
86
81
74
69
61
55

Low Clouds (% Sky Obscured)

8
17
25
17
8
0
12
24
34
51
68
84
69
51
41
43
44
41
36
36
34
44
52
55

Medium Clouds (% Sky Obscured)

33
26
17
42
63
86
84
78
71
76
76
75
73
61
54
54
47
36
36
35
39
32
25
18

High Clouds (% Sky Obscured)

19
42
66
63
63
59
58
66
70
75
80
80
85
85
85
89
90
87
58
26
1
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
6
5
1
4
7
7
5
2
0
2
1
1
2
2
5
12
15
8
8
4
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)

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

Chance of Frost

Temperature (°C)

16
16
17
17
19
20
22
23
24
25
25
25
25
25
25
24
23
22
21
19
19
18
18
18

Feels Like (°C)

17
18
18
19
20
22
23
24
25
26
26
26
26
26
26
25
24
24
24
22
21
20
20
19

Dew Point (°C)

13
13
14
14
14
14
14
13
13
12
11
10
9
9
9
9
11
13
15
15
15
15
14
14

Relative Humidity (%)

79
82
83
81
73
66
60
53
49
44
40
38
36
35
36
39
46
57
68
75
78
80
79
77

Pressure (mb)

1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005

Ozone (du)

317
320
322
322
323
324
323
323
324
323
323
322
322
320
318
317
316
314
313
312
311
311
311
311

Wednesday 23

Waning Crescent 3%

02:55

22:38

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
02 Bad

Sun - Rise: 04:43, Set: 22:14, Transit: 13:28. Moon - Rise: 02:55, Set: 22:38. Civil Dark: 23:23 - 03:34. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

72
61
62
80
83
83
85
79
72
75
71
65
55
58
65
60
51
42
46
50
53
58
64
72

Low Clouds (% Sky Obscured)

69
61
62
64
57
49
50
53
54
59
64
65
55
58
59
51
43
35
39
43
47
47
46
42

Medium Clouds (% Sky Obscured)

17
13
12
26
40
59
51
42
34
32
30
26
27
27
28
20
11
2
3
5
6
14
21
29

High Clouds (% Sky Obscured)

0
0
1
0
1
1
1
1
1
2
3
5
5
5
5
8
11
14
12
7
4
4
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
5
9
9
9
9
9
7
5
3
3
3
2
5
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
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

3
3
1
6
7
5
15
18
45
47
45
35
60
50
53
64
67
67
65
64
61
50
40
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
19
20
22
23
24
24
24
25
25
25
25
25
23
22
21
20
18
17
17
17

Feels Like (°C)

19
17
18
18
19
21
23
23
24
24
25
26
27
26
26
26
26
27
27
21
21
22
21
20

Dew Point (°C)

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

Relative Humidity (%)

78
74
78
79
75
69
64
59
56
62
60
56
49
51
52
52
60
71
82
86
90
95
95
95

Pressure (mb)

1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

310
311
311
310
309
309
310
310
310
310
309
308
308
307
307
306
306
306
305
304
303
303
303
302

Thursday 24

New Moon 0%

02:55

22:46

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
02 Bad

Sun - Rise: 04:45, Set: 22:12, Transit: 13:28. Moon - Rise: 02:55, Set: 22:46. Civil Dark: 23:20 - 03:37. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

67
60
56
61
62
64
58
58
59
61
61
61
70
83
94
92
90
83
81
70
67
65
62
60

Low Clouds (% Sky Obscured)

33
29
22
30
37
49
51
52
54
56
55
48
35
31
36
41
45
49
53
57
55
54
53
60

Medium Clouds (% Sky Obscured)

21
13
4
3
2
1
3
4
6
5
4
3
5
7
8
4
2
0
27
57
67
65
62
60

High Clouds (% Sky Obscured)

0
0
0
0
0
0
5
9
4
12
11
13
9
10
10
10
5
0
0
0
5
0
0
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
8
7
8
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 (%)

29
21
0
1
1
0
11
16
19
28
33
35
33
30
33
31
23
20
34
40
32
33
35
30

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

Chance of Frost

Temperature (°C)

16
17
17
17
19
20
22
23
24
25
26
26
26
26
25
24
23
22
21
20
19
18
18
17

Feels Like (°C)

20
17
18
18
18
18
18
24
24
23
24
24
25
27
26
25
25
24
24
19
20
20
19
19

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
95
88
81
74
64
55
47
44
43
40
44
47
51
56
63
70
75
81
86
88
92

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009

Ozone (du)

302
302
302
302
302
302
303
304
305
306
305
303
302
301
300
299
299
300
301
303
304
306
306
307

Friday 25

Waxing Crescent 1%

04:47

22:48

Sun - Rise: 04:47, Set: 22:10, Transit: 13:29. Moon - Rise: 04:47, Set: 22:48. Civil Dark: 23:17 - 03:40. 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: 19/07/25 03:13:51. Forecast: 19/07/25 to 25/07/25. Timezone: UTC+3.00