Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 31

Full Moon 100%

00:05

03:21

22 OK
23 OK
00 OK
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 OK
19 OK
20 Bad
21 Bad

Sun - Rise: 04:08, Set: 22:29, Transit: 13:20. Moon - Rise: 00:05, Set: 03:21. Civil Dark: 23:54 - 02:42. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

20
32
47
59
84
96
100
95
93
87
89
90
72
72
77
78
64
57
64
54
48
37
79
83

Low Clouds (% Sky Obscured)

20
32
39
44
34
21
10
10
5
5
11
19
26
34
53
48
25
20
20
15
0
0
0
0

Medium Clouds (% Sky Obscured)

17
16
9
13
13
25
41
62
52
48
53
49
19
14
9
4
2
1
1
1
1
12
23
7

High Clouds (% Sky Obscured)

20
32
47
59
62
91
100
92
83
61
34
44
16
15
14
15
12
9
14
14
18
21
61
75

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)

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

Chance of Frost

Temperature (°C)

9
8
9
9
9
9
9
9
10
12
13
14
16
17
18
18
18
18
18
18
18
16
15
13

Feels Like (°C)

8
7
7
7
7
7
7
8
9
10
11
12
14
15
15
15
15
16
15
15
15
14
13
11

Dew Point (°C)

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

Relative Humidity (%)

81
78
75
75
77
78
75
73
69
66
62
55
49
45
43
42
42
42
41
43
44
50
60
68

Pressure (mb)

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

Ozone (du)

365
363
363
363
363
363
362
361
359
358
358
358
358
358
358
358
358
358
360
360
362
362
362
362

Monday 1

Waning Gibbous 98%

01:06

04:07

22 Bad
23 OK
00 Good
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 OK
19 OK
20 OK
21 OK

Sun - Rise: 04:07, Set: 22:31, Transit: 13:20. Moon - Rise: 01:06, Set: 04:07. Civil Dark: 23:58 - 02:39. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

51
36
17
86
80
87
91
97
93
90
100
100
86
100
100
100
97
100
64
57
26
25
25
25

Low Clouds (% Sky Obscured)

0
0
8
45
68
76
74
74
61
55
46
33
26
63
41
48
44
40
43
44
7
15
12
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
27
51
69
56
85
89
79
100
61
93
47
79
38
26
26
10
25
25

High Clouds (% Sky Obscured)

49
17
6
52
68
87
91
81
10
54
100
100
23
82
87
88
62
58
4
45
26
25
20
20

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
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
1
3
1
4
0
1
0
0
1
21
46
52
43
17
18
13
7
2
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
10
9
8
8
8
7
8
10
11
13
15
16
18
18
18
18
19
20
20
19
18
17
15

Feels Like (°C)

9
8
8
8
7
7
7
7
8
10
11
13
14
15
15
16
16
17
16
17
16
16
14
12

Dew Point (°C)

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

Relative Humidity (%)

77
84
85
85
88
90
91
90
81
75
65
54
48
46
51
51
49
42
39
39
44
49
55
56

Pressure (mb)

1013
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012

Ozone (du)

364
364
363
362
362
361
363
362
362
365
367
368
372
378
381
381
382
379
376
375
374
374
375
377

Tuesday 2

Waning Gibbous 94%

01:36

05:24

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

Sun - Rise: 04:06, Set: 22:33, Transit: 13:20. Moon - Rise: 01:36, Set: 05:24. Civil Dark: 00:01 - 02:36. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

25
7
3
0
0
28
58
61
0
0
0
0
0
0
0
4
5
4
2
0
0
0
0
13

Low Clouds (% Sky Obscured)

1
1
1
0
0
28
55
58
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

25
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12

High Clouds (% Sky Obscured)

25
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
3
2
0
0
0
0
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 (%)

2
1
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)

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

Chance of Frost

Temperature (°C)

13
11
10
9
9
8
8
8
10
13
15
17
19
20
21
22
22
22
22
22
21
20
18
16

Feels Like (°C)

11
9
10
9
10
10
10
10
12
15
17
19
21
21
22
21
21
21
21
21
20
19
17
16

Dew Point (°C)

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

Relative Humidity (%)

63
73
84
91
95
96
95
95
85
75
64
55
48
44
41
39
39
39
37
36
37
43
57
69

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

380
384
386
387
381
373
374
372
371
372
372
372
372
373
374
373
370
367
365
364
363
362
360
359

Wednesday 3

Waning Gibbous 88%

01:48

06:55

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

Sun - Rise: 04:04, Set: 22:35, Transit: 13:20. Moon - Rise: 01:48, Set: 06:55. Civil Dark: 00:04 - 02:33. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

26
38
52
65
79
72
64
57
43
27
13
21
24
36
51
63
76
63
51
37
26
28
41
40

Low Clouds (% Sky Obscured)

0
0
9
17
26
28
30
30
20
10
0
0
0
0
0
0
0
3
14
19
12
15
25
19

Medium Clouds (% Sky Obscured)

24
36
48
55
64
58
48
40
30
19
10
14
17
20
14
7
2
4
6
10
7
3
0
10

High Clouds (% Sky Obscured)

4
35
35
27
19
22
20
19
9
2
2
11
4
17
35
52
74
54
41
6
3
3
3
1

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
1
2
3
2
6
11
11
9

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
3
3
4
4
4
4
4
4
5
6
7
8
9
9
9
9
10
10
9
8
7
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
13
10
10
11
11
11
11
13
15
18
19
19
20
20
19
19
20
20
19
19
20
18
16

Dew Point (°C)

10
10
9
9
9
9
10
11
11
11
11
11
10
9
9
9
9
9
9
10
11
10
10
11

Relative Humidity (%)

79
86
84
83
84
86
92
93
87
79
71
61
54
49
47
46
45
44
44
47
53
55
59
69

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016

Ozone (du)

358
357
358
358
358
358
357
357
357
355
354
353
352
351
351
350
351
351
351
351
351
351
351
351

Thursday 4

Waning Gibbous 81%

01:53

08:28

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

Sun - Rise: 04:03, Set: 22:36, Transit: 13:21. Moon - Rise: 01:53, Set: 08:28. Civil Dark: 00:07 - 02:30. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
66
70
68
64
53
40
29
50
67
75
96
97
93
70
37
25
19
17
20
48
67
86
86

Low Clouds (% Sky Obscured)

18
11
10
5
2
0
0
0
0
0
0
54
54
50
41
32
24
19
17
16
25
31
31
36

Medium Clouds (% Sky Obscured)

20
30
33
36
42
32
23
13
17
23
26
57
57
49
26
15
17
19
17
20
41
55
61
63

High Clouds (% Sky Obscured)

2
6
8
4
3
8
6
9
38
67
75
1
1
1
4
8
12
19
17
20
48
48
26
38

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 (%)

3
0
0
0
0
0
0
0
0
0
0
34
34
22
22
21
17
23
27
32
27
22
11
11

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
74
73
75
75
84
89
89
80
72
64
58
54
50
48
45
43
41
41
42
43
49
55
62

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

351
352
353
354
356
357
357
357
357
356
356
356
356
357
357
358
358
358
358
358
358
357
357
356

Friday 5

Waning Gibbous 73%

01:54

10:00

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 04:02, Set: 22:38, Transit: 13:21. Moon - Rise: 01:54, Set: 10:00. Civil Dark: 00:11 - 02:28. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

90
90
92
91
96
94
89
83
86
92
99
98
96
95
84
74
63
75
87
99
99
99
99
100

Low Clouds (% Sky Obscured)

46
50
61
77
95
87
79
72
78
83
88
85
82
83
72
59
43
57
72
86
59
32
5
10

Medium Clouds (% Sky Obscured)

70
72
73
75
78
73
70
64
50
50
52
31
18
8
10
12
14
32
47
61
49
36
24
20

High Clouds (% Sky Obscured)

48
58
47
37
25
48
68
65
47
39
25
20
17
13
27
39
50
48
46
43
59
78
99
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
1
2
2
1
1
1
0
8
10
6
12
11
7
8
7
3
6
8
8
9
6
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)

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

Chance of Frost

Temperature (°C)

17
16
16
16
15
15
15
15
15
16
17
17
18
19
21
22
23
24
23
22
21
20
19
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
69
74
74
74
74
74
75
75
72
68
65
58
51
46
42
38
35
40
45
51
55
59
63

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016

Ozone (du)

356
356
356
356
355
355
354
353
352
352
352
352
352
353
353
353
353
353
353
354
355
356
356
356

Saturday 6

Waning Gibbous 63%

01:55

11:31

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good

Sun - Rise: 04:01, Set: 22:39, Transit: 13:21. Moon - Rise: 01:55, Set: 11:31. Civil Dark: 00:14 - 02:25. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
74
49
18
16
10
8
6
2
0
0
0
0

Low Clouds (% Sky Obscured)

19
32
34
35
35
23
12
1
1
2
4
3
2
0
0
0
0

Medium Clouds (% Sky Obscured)

15
13
10
12
14
10
6
0
0
0
0
1
1
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
67
33
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
3
5
3
6
6
0
1
1
0
1
3
4
8
8
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
10
9
9
10
10
10
11
11
11
10
9
10
10
10
10
9

Relative Humidity (%)

68
72
76
76
79
79
80
82
82
72
62
53
53
53
51
47
44

Pressure (mb)

1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

356
356
355
356
357
357
359
360
362
362
363
363
366
368
370
371
373

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

Generated: 31/05/26 22:37:42. Forecast: 31/05/26 to 06/06/26. Timezone: UTC+3.00