Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Gibbous 68%

15:52

01:01

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

Sun - Rise: 03:56, Set: 22:52, Transit: 13:24. Moon - Rise: 15:52, Set: 01:01. Civil Dark: 00:44 - 02:05. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
77
38
3
20
21
3
26
32
13
23
11
37
100
85
81
80
94
92
93
100
98
98
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
26
6
15
11
0
5
1
3
7
3
24
53
57
41
27
45

Medium Clouds (% Sky Obscured)

14
3
2
0
0
0
0
0
0
0
0
0
13
59
82
69
65
82
69
82
78
64
67
97

High Clouds (% Sky Obscured)

73
6
0
3
6
7
3
16
9
6
11
1
16
100
25
20
14
59
16
13
100
60
70
87

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
3
1
0
0
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)

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

Chance of Frost

Temperature (°C)

13
11
10
9
8
10
12
13
15
16
17
18
19
20
20
19
18
19
18
17
16
14
12
11

Feels Like (°C)

10
9
9
8
8
9
10
12
12
13
14
15
15
16
16
15
15
15
15
15
13
11
10
9

Dew Point (°C)

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

Relative Humidity (%)

62
70
76
84
85
77
65
56
51
43
37
34
33
34
35
40
46
40
43
48
53
58
63
69

Pressure (mb)

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

Ozone (du)

350
350
352
350
348
347
342
339
338
338
338
339
338
339
339
339
346
342
339
338
336
333
333
333

Wednesday 24

Waxing Gibbous 77%

17:21

01:01

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 03:57, Set: 22:52, Transit: 13:24. Moon - Rise: 17:21, Set: 01:01. Civil Dark: 00:43 - 02:06. 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
100
99
98
100
99
90
91
85
98
85
69
62
52
50

Low Clouds (% Sky Obscured)

32
35
73
65
63
68
71
82
77
66
62
74
57
73
66
54
56
50
33
30
10
10
29
43

Medium Clouds (% Sky Obscured)

90
89
94
100
100
96
99
100
100
100
99
97
94
98
96
77
67
58
82
62
65
42
33
33

High Clouds (% Sky Obscured)

98
87
100
77
100
100
62
100
100
74
99
10
0
0
0
0
1
19
2
40
43
2
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
19
36
76
95
87
95
95
95
95
83
69
66
59
41
17
17
15
11
4
0
2
0
0

Precipitation Amount (mm)

0
0
0
0.3
0.6
0.4
0.5
1
1.3
0.9
0.6
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
7
8
9
9
9
10
12
12
11
12
13
13
14
14
15
14
13
13
12
11

Relative Humidity (%)

71
70
70
70
72
76
74
74
74
73
90
89
84
90
95
95
95
92
96
96
96
95
95
98

Pressure (mb)

1017
1017
1016
1016
1015
1014
1014
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013

Ozone (du)

332
330
329
328
327
326
326
326
329
330
332
332
335
336
338
339
339
340
341
343
345
346
347
344

Thursday 25

Waxing Gibbous 85%

18:52

01:04

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

Sun - Rise: 03:58, Set: 22:52, Transit: 13:25. Moon - Rise: 18:52, Set: 01:04. Civil Dark: 00:42 - 02:08. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

48
34
28
37
3
2
3
4
14
4
14
76
99
95
100
99
100
97
100
100
93
86
79
66

Low Clouds (% Sky Obscured)

25
30
28
37
0
0
0
0
0
0
11
27
41
32
9
11
86
26
0
0
17
34
52
45

Medium Clouds (% Sky Obscured)

30
21
0
0
0
2
2
2
2
3
14
74
92
92
72
91
87
81
86
86
73
60
45
38

High Clouds (% Sky Obscured)

0
0
1
1
2
2
3
2
11
3
14
38
74
36
80
76
80
5
0
85
57
28
0
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
9
4
5
9
5
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
18
22
30
38
30
30
19
4
2
5
7
7

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

Chance of Frost

Temperature (°C)

10
10
10
9
9
10
12
14
16
17
19
17
18
19
16
17
17
16
17
16
15
14
13
12

Feels Like (°C)

10
10
10
9
10
11
12
14
16
17
18
15
16
17
15
16
16
14
17
14
15
14
13
13

Dew Point (°C)

10
10
9
9
9
9
9
9
7
6
5
8
9
11
13
13
14
14
14
13
12
11
11
10

Relative Humidity (%)

96
96
96
96
96
91
86
74
57
46
40
52
55
60
83
81
85
89
81
83
78
79
84
87

Pressure (mb)

1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016

Ozone (du)

339
334
330
326
324
324
327
327
325
323
324
325
327
330
334
335
338
340
342
343
343
339
338
337

Friday 26

Waxing Gibbous 91%

20:25

01:04

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 03:58, Set: 22:52, Transit: 13:25. Moon - Rise: 20:25, Set: 01:04. Civil Dark: 00:40 - 02:09. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
41
59
76
94
95
95
96
91
86
81
88
93
96
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

38
31
50
70
89
84
79
73
68
62
54
49
45
40
37
32
28
27
24
25
36
37
43
52

Medium Clouds (% Sky Obscured)

28
19
15
12
7
5
2
0
21
38
54
64
70
75
66
69
54
67
83
96
97
99
100
100

High Clouds (% Sky Obscured)

3
6
10
10
35
53
68
88
71
56
12
46
71
82
100
100
100
100
100
100
73
53
20
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4
9
9
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
Very Light Rain
Very Light Rain
None
None
None
Light Rain

Precipitation Probability (%)

5
0
0
0
0
0
0
0
2
2
1
7
2
0
2
0
0
21
58
62
36
31
46
90

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0.5

Wind Speed/Direction (mph)

6
6
6
7
7
8
8
9
10
10
10
10
10
10
10
10
10
10
10
6
4
3
3
3

Chance of Frost

Temperature (°C)

12
11
11
12
11
12
13
15
17
18
19
20
21
21
22
22
21
20
19
16
15
15
14
13

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
9
9
8
7
7
6
6
6
7
7
7
9
10
12
16
15
14
14
13

Relative Humidity (%)

90
93
90
90
93
83
75
64
53
47
43
40
39
38
37
37
43
51
66
95
96
96
96
98

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018

Ozone (du)

336
335
334
333
332
330
329
327
325
325
324
323
321
318
316
316
316
315
316
316
319
321
321
322

Saturday 27

Waxing Gibbous 96%

21:53

01:10

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 03:59, Set: 22:51, Transit: 13:25. Moon - Rise: 21:53, Set: 01:10. Civil Dark: 00:39 - 02:12. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
98
98
99
100
100
99
85
82
89
95
88
81
74
79
85
90
91

Low Clouds (% Sky Obscured)

65
77
84
92
100
97
93
90
79
69
59
62
66
69
67
65
63
59
56
52
35
17
0
13

Medium Clouds (% Sky Obscured)

100
100
98
59
55
40
25
15
40
55
67
90
86
77
72
68
65
59
53
46
41
36
29
21

High Clouds (% Sky Obscured)

64
89
92
94
98
93
89
84
78
71
67
78
87
85
81
70
61
52
32
13
31
55
81
87

ISS Passover

Visibility (miles)

3
4
0
0
1
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

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

Precipitation Probability (%)

95
69
58
43
20
18
9
0
0
1
9
23
32
36
57
43
30
19
8
1
1
1
1
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
98
100
98
98
98
95
90
82
76
69
66
55
48
53
59
62
67
72
77
82
87
93

Pressure (mb)

1018
1018
1018
1017
1017
1018
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016

Ozone (du)

321
322
325
329
329
328
325
323
321
320
320
318
317
317
317
316
315
314
316
318
320
321
322
323

Sunday 28

Waxing Gibbous 99%

23:03

01:25

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

Sun - Rise: 04:00, Set: 22:51, Transit: 13:25. Moon - Rise: 23:03, Set: 01:25. Civil Dark: 00:37 - 02:14. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
92
93
95
98
79
60
40
44
50
58
51
48
50
53
47
30
31
31
46
51
80
90
77

Low Clouds (% Sky Obscured)

26
36
40
49
54
41
26
12
8
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

12
3
5
10
13
13
7
4
10
16
21
17
12
9
6
4
0
0
0
0
4
6
9
8

High Clouds (% Sky Obscured)

91
92
93
89
83
64
44
25
29
31
35
37
42
50
34
25
15
31
31
46
51
80
90
71

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 (%)

11
12
20
25
19
32
40
35
21
11
0
1
2
1
3
1
0
0
0
0
0
0
0
12

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

Chance of Frost

Temperature (°C)

15
15
15
16
16
17
18
19
21
22
24
26
27
27
28
28
28
28
26
25
23
22
20
18

Feels Like (°C)

17
16
15
15
15
16
15
16
16
23
23
23
24
25
26
28
27
27
27
27
27
22
23
23

Dew Point (°C)

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

Relative Humidity (%)

92
90
89
90
89
90
85
78
75
66
60
54
50
47
45
45
45
45
51
57
64
72
81
89

Pressure (mb)

1015
1015
1015
1014
1014
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1011
1011
1012
1012
1012
1012
1012
1013

Ozone (du)

323
323
322
322
321
320
320
319
319
318
317
316
322
328
333
328
323
318
319
321
322
320
318
316

Monday 29

Waxing Gibbous 100%

23:41

02:01

Sun - Rise: 04:01, Set: 22:50, Transit: 13:26. Moon - Rise: 23:41, Set: 02:01. Civil Dark: 00:35 - 02:16. 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: 23/06/26 01:10:48. Forecast: 23/06/26 to 29/06/26. Timezone: UTC+3.00