Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 24

Waxing Gibbous 63%

13:44

02:51

12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 OK
19 Good
20 Good
21 Good
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

Sun - Rise: 04:20, Set: 22:16, Transit: 13:19. Moon - Rise: 13:44, Set: 02:51. Civil Dark: 23:30 - 03:04. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

69
65
63
67
36
23
17
9
3
0
100
100
93
79
100
100
100
100
100
92
82
100
100
48

Low Clouds (% Sky Obscured)

52
51
63
59
36
23
17
9
3
0
0
0
0
0
15
25
50
64
43
35
0
0
0
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
62
51
42
92
92
100
96
98
85
24
7
16
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
100
100
89
31
97
100
100
100
56
24
42
99
100
48

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
2
16
25
14
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
51
51
49
48
44
45
50
55
55
59
63
66
69
68
65
62
63
66
66
65
51
44
39

Pressure (mb)

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

Ozone (du)

373
372
372
376
378
375
370
363
359
357
356
353
351
350
351
349
348
347
346
343
343
343
345
346

Monday 25

Waxing Gibbous 73%

15:12

02:51

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

Sun - Rise: 04:18, Set: 22:18, Transit: 13:19. Moon - Rise: 15:12, Set: 02:51. Civil Dark: 23:34 - 03:01. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

59
60
34
27
38
17
12
0
3
3
25
12
35
30
1
4
0
15
1
17
60
43
62
71

Low Clouds (% Sky Obscured)

12
21
30
22
22
17
0
0
0
0
0
0
0
0
0
0
0
0
0
11
0
0
16
46

Medium Clouds (% Sky Obscured)

0
0
0
0
25
0
12
0
0
0
2
1
15
15
1
4
0
15
1
7
57
43
59
61

High Clouds (% Sky Obscured)

59
60
1
3
0
0
0
0
1
1
8
2
2
8
1
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
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
12
26

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-2
-2
-1
0
1
2
2
2
1
2
2
3
2
2
2
3
3
4
3
3
2
1

Relative Humidity (%)

33
30
29
29
30
33
35
41
44
46
48
54
59
62
64
65
66
70
69
65
56
49
42
38

Pressure (mb)

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

Ozone (du)

349
351
354
356
359
363
364
363
364
363
363
362
363
363
366
367
370
376
384
387
388
388
388
388

Tuesday 26

Waxing Gibbous 82%

16:39

02:50

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

Sun - Rise: 04:17, Set: 22:20, Transit: 13:19. Moon - Rise: 16:39, Set: 02:50. Civil Dark: 23:37 - 02:58. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

82
73
74
47
48
68
51
18
22
40
100
100
100
29
13
29
39
100
98
97
79
79
80
80

Low Clouds (% Sky Obscured)

68
65
61
36
41
47
32
8
0
4
3
0
0
0
4
20
36
51
54
43
47
41
34
28

Medium Clouds (% Sky Obscured)

32
5
9
0
2
37
45
18
22
40
100
100
100
29
13
15
5
81
94
81
48
63
70
75

High Clouds (% Sky Obscured)

0
0
0
0
1
26
35
18
22
6
35
30
23
3
1
1
1
3
10
2
1
0
0
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 (%)

44
32
24
10
4
3
1
1
0
0
0
0
0
0
0
0
5
23
35
3
8
10
17
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

34
33
35
35
36
40
38
45
49
56
61
60
64
72
79
84
84
84
85
87
80
67
50
40

Pressure (mb)

1009
1009
1008
1008
1007
1007
1006
1006
1006
1006
1005
1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

389
389
390
393
389
387
387
388
390
390
390
393
398
399
400
400
399
400
399
400
402
401
399
397

Wednesday 27

Waxing Gibbous 89%

18:06

02:50

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK

Sun - Rise: 04:15, Set: 22:22, Transit: 13:19. Moon - Rise: 18:06, Set: 02:50. Civil Dark: 23:41 - 02:55. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

87
93
100
81
63
44
50
56
62
71
81
90
79
64
53
63
69
77
84
86
93
71
50
28

Low Clouds (% Sky Obscured)

45
62
79
67
54
41
37
33
29
19
10
0
0
0
0
0
0
0
1
2
3
2
1
1

Medium Clouds (% Sky Obscured)

68
91
100
72
41
11
14
24
31
46
62
77
57
35
16
31
43
55
61
59
50
39
27
18

High Clouds (% Sky Obscured)

40
70
96
81
60
35
42
35
47
17
13
6
24
22
31
39
26
22
45
68
93
61
27
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
32
41
43
48
58
50
37
2
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-3
-4
-3
-3
-3
-3
-3
-3
-4
-5
-5
-4
-4
-4
-4
-4
-3
-2
-3
-2
-1
-2
-2

Relative Humidity (%)

32
28
28
30
29
30
32
33
34
34
35
38
40
42
45
47
47
49
50
46
43
42
38
34

Pressure (mb)

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

Ozone (du)

395
392
390
389
387
387
386
383
382
383
383
384
384
387
387
386
385
384
383
383
384
385
386
387

Thursday 28

Waxing Gibbous 94%

19:36

02:51

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

Sun - Rise: 04:13, Set: 22:24, Transit: 13:19. Moon - Rise: 19:36, Set: 02:51. Civil Dark: 23:44 - 02:51. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

45
79
100
99
99
98
77
61
53
69
79
85
59
26
1
1
1
0
0
0
0
31
61
91

Low Clouds (% Sky Obscured)

9
33
45
41
40
40
30
23
21
14
7
0
0
0
0
0
0
0
0
0
0
4
9
13

Medium Clouds (% Sky Obscured)

30
43
92
93
98
91
48
39
32
34
36
37
27
14
0
0
0
0
0
0
0
26
53
75

High Clouds (% Sky Obscured)

32
63
95
63
32
0
0
0
0
26
55
82
55
26
0
0
0
0
0
0
0
4
3
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

31
29
27
26
27
28
31
33
36
42
47
48
49
53
59
61
59
56
55
49
44
39
35
31

Pressure (mb)

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

Ozone (du)

387
387
387
389
390
390
391
391
392
392
393
393
392
391
390
390
388
387
385
384
382
381
381
381

Friday 29

Waxing Gibbous 98%

21:08

02:54

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 04:11, Set: 22:26, Transit: 13:19. Moon - Rise: 21:08, Set: 02:54. Civil Dark: 23:47 - 02:48. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

73
58
44
54
62
66
65
68
72
86
91
95
81
71
62
67
76
80
85
90
97
98
100
100

Low Clouds (% Sky Obscured)

9
4
2
11
15
20
14
7
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
1

Medium Clouds (% Sky Obscured)

60
45
30
20
10
0
0
0
0
10
20
30
34
39
40
37
31
20
13
17
20
40
61
84

High Clouds (% Sky Obscured)

4
0
0
33
62
66
65
68
72
86
90
95
65
45
28
18
14
9
39
68
97
98
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
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)

16
16
16
16
15
14
14
13
12
11
10
9
7
6
5
5
4
4
4
6
8
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
10
13
12
12
12
13
13
10
10
10
10
10
9
5
6
6
6
6
6
12
11

Dew Point (°C)

-2
-2
-3
-3
-2
-2
-2
-1
0
1
2
2
3
3
4
4
4
4
5
5
5
5
5
5

Relative Humidity (%)

29
27
25
25
25
26
27
31
35
41
46
52
61
63
68
70
72
74
77
67
61
54
50
47

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1010
1010
1009
1009
1009
1008
1008
1008
1007
1007

Ozone (du)

381
382
384
385
386
387
388
383
378
373
371
368
366
366
366
365
365
364
364
362
361
359
358
358

Saturday 30

Waxing Gibbous 100%

22:40

03:02

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

Sun - Rise: 04:10, Set: 22:28, Transit: 13:20. Moon - Rise: 22:40, Set: 03:02. Civil Dark: 23:51 - 02:45. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
91
87
79
71
64
70
76
82
55
27
4
4
3
2
12
22
32
55
80
99

Low Clouds (% Sky Obscured)

11
23
35
52
68
64
70
74
74
55
27
4
4
3
2
4
5
5
3
2
1

Medium Clouds (% Sky Obscured)

81
78
75
79
71
64
62
52
39
26
12
0
0
0
0
4
8
13
38
62
85

High Clouds (% Sky Obscured)

67
33
5
4
0
0
0
0
0
0
0
0
0
0
0
4
9
13
42
71
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

Fog (%)

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

Precipitation Probability (%)

1
3
4
34
44
47
46
33
5
3
1
0
1
1
0
3
1
0
0
0
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

45
43
43
43
55
70
87
87
87
87
90
95
98
98
96
96
96
93
91
80
69

Pressure (mb)

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

Ozone (du)

357
357
357
356
361
365
369
367
366
364
363
363
362
362
362
363
362
361
360
359
358

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

Generated: 24/05/26 12:23:48. Forecast: 24/05/26 to 30/05/26. Timezone: UTC+3.00