Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 23

First Quarter 53%

12:11

02:52

10 Good
11 Good
12 Good
13 OK
14 Bad
15 Bad
16 Good
17 Good
18 OK
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

Sun - Rise: 04:22, Set: 22:13, Transit: 13:19. Moon - Rise: 12:11, Set: 02:52. Civil Dark: 23:27 - 03:07. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

4
1
2
41
77
71
12
6
20
93
100
100
100
100
100
100
96
29
51
74
74
76
74
72

Low Clouds (% Sky Obscured)

0
0
0
9
17
12
2
0
0
0
0
26
41
45
51
43
74
29
51
69
66
75
66
66

Medium Clouds (% Sky Obscured)

0
0
2
20
43
40
2
0
0
19
23
62
98
100
100
96
44
29
0
0
0
0
22
10

High Clouds (% Sky Obscured)

4
1
1
1
1
2
4
4
16
84
100
100
100
100
36
100
20
0
0
1
9
1
1
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
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
24
57
45
43
10
0
0
2
1
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
22
23
23
23
24
23
23
22
20
17
15
13
12
12
12
12
12
11
10
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

45
39
34
31
30
31
32
36
40
47
57
69
81
84
83
83
84
87
95
98
87
81
81
79

Pressure (mb)

1018
1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1016
1016
1015
1015
1014
1013
1013
1012
1012
1011
1011
1011
1011

Ozone (du)

352
351
351
350
348
346
344
343
342
340
339
339
342
346
349
352
359
366
367
368
365
364
363
363

Sunday 24

Waxing Gibbous 63%

13:44

02:51

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

70
65
77
82
76
79
32
43
36
14
6
6
40
100
93
94
100
100
100
100
71
25
44
47

Low Clouds (% Sky Obscured)

68
57
57
57
47
53
32
42
35
0
6
0
0
0
0
0
28
6
10
10
5
15
37
32

Medium Clouds (% Sky Obscured)

0
20
7
11
7
18
0
33
29
14
0
0
29
8
78
82
85
75
48
53
36
3
9
41

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
6
11
100
44
75
99
99
100
100
55
23
20
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
8
8
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 (%)

1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
2
9
17
21
40
29
13
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
70
55
57
57
59
59
47
47
52
56
56
59
64
67
68
71
71
71
67
80
84
84
64

Pressure (mb)

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

Ozone (du)

365
367
368
367
370
375
375
371
366
360
356
353
349
348
347
345
345
343
341
343
343
344
347
352

Monday 25

Waxing Gibbous 73%

15:12

02:51

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

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)

47
60
57
37
51
49
73
96
100
64
0
0
0
0
0
0
0
0
0
0
0
0
0
4

Low Clouds (% Sky Obscured)

40
30
39
36
30
27
31
34
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4

Medium Clouds (% Sky Obscured)

0
2
0
0
8
6
5
0
12
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

6
24
35
10
41
37
31
65
76
51
0
0
0
0
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
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
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
42
35
32
29
29
29
30
32
36
41
46
50
52
54
57
60
70
79
87
84
77
64
51

Pressure (mb)

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

Ozone (du)

359
361
363
362
362
362
361
363
361
362
364
365
363
368
370
373
383
390
388
386
387
389
389
390

Tuesday 26

Waxing Gibbous 82%

16:39

02:50

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

7
11
26
41
55
52
48
44
44
47
44
53
67
78
83
85
86
63
49
28
38
50
57
58

Low Clouds (% Sky Obscured)

7
11
7
4
0
0
0
5
14
18
26
20
23
15
19
19
21
14
8
1
9
19
27
42

Medium Clouds (% Sky Obscured)

0
0
18
35
53
50
44
38
38
15
3
3
20
25
15
17
18
14
49
28
38
45
45
40

High Clouds (% Sky Obscured)

0
0
0
0
0
2
2
15
30
30
19
30
45
73
77
79
79
57
33
16
14
11
5
5

ISS Passover

Visibility (miles)

9
9
9
9
9
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
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
14
22
36
19
11
8
1
3
14
3
3
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
11
13
12
13
14
12
12
11
10
9
7
6
5
5
5
4
2
2
3
3
5

Dew Point (°C)

2
1
3
5
4
7
5
3
4
3
3
4
3
3
3
3
1
1
0
0
0
-1
-1
-0

Relative Humidity (%)

41
37
41
51
41
58
49
41
46
44
46
50
57
64
70
69
63
63
63
63
64
56
52
49

Pressure (mb)

1009
1008
1008
1007
1006
1006
1005
1004
1003
1003
1002
1002
1002
1001
1001
1001
1001
1002
1002
1002
1002
1003
1003
1003

Ozone (du)

391
392
393
392
394
394
395
395
395
395
397
400
400
400
400
400
400
399
396
393
389
389
385
383

Wednesday 27

Waxing Gibbous 89%

18:06

02:50

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

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)

63
73
80
82
86
98
98
100
93
87
84
87
86
86
91
96
98
99
99
99
97
96
97
97

Low Clouds (% Sky Obscured)

53
59
44
29
12
18
25
31
21
10
0
49
55
57
53
45
33
34
39
36
39
41
47
57

Medium Clouds (% Sky Obscured)

40
40
59
43
63
64
67
99
85
87
83
81
80
82
89
92
91
91
88
86
88
88
90
89

High Clouds (% Sky Obscured)

2
10
16
18
27
58
76
100
68
37
5
5
5
5
5
0
0
7
9
11
26
38
52
63

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
4
3
1
7
2
1
14
12
8
8
7
4
7
7
6
11
12
10
19

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
6
6
8
9
8
8
7
6
5
4
3
3
3
3
2
2
0
0
1
1
0
-0

Dew Point (°C)

-1
-3
-3
-3
-4
-5
-6
-6
-5
-5
-4
-4
-5
-5
-5
-5
-5
-5
-5
-5
-4
-5
-6
-6

Relative Humidity (%)

44
38
35
33
28
26
24
25
29
32
35
38
39
41
42
43
45
46
47
47
49
44
39
35

Pressure (mb)

1003
1003
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1004
1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003

Ozone (du)

385
385
386
383
379
376
374
374
373
372
374
373
373
372
372
371
370
369
370
370
371
371
372
372

Thursday 28

Waxing Gibbous 94%

19:36

02:51

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 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)

98
99
99
99
100
83
61
37
45
60
79
83
89
97
96
96
95
95
96
93
88
73
65
57

Low Clouds (% Sky Obscured)

72
44
32
29
25
19
15
8
7
5
1
1
1
2
3
5
8
22
35
48
62
72
65
57

Medium Clouds (% Sky Obscured)

88
86
86
85
84
83
61
37
45
44
34
30
47
66
74
82
90
85
85
86
67
47
28
20

High Clouds (% Sky Obscured)

72
80
56
31
8
5
3
0
12
18
24
26
20
22
20
20
19
26
33
40
27
17
11
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 (%)

24
26
31
34
37
33
26
14
11
7
0
1
1
0
2
2
1
1
0
0
4
4
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-7
-9
-10
-9
-9
-9
-8
-6
-5
-3
-2
-1
-1
-1
-1
-2
-2
-2
-1
1
2
2
2
1

Relative Humidity (%)

29
25
21
21
21
21
24
27
30
34
39
44
45
46
47
48
49
51
57
66
76
74
72
70

Pressure (mb)

1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003

Ozone (du)

374
377
379
380
382
383
381
380
378
376
375
373
373
372
372
372
373
373
375
377
379
380
380
381

Friday 29

Waxing Gibbous 98%

21:08

02:54

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 OK
00 Bad
01 Bad
02 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)

62
65
74
85
97
94
91
87
82
76
71
61
51
42
59
76
93

Low Clouds (% Sky Obscured)

62
65
72
82
94
86
78
68
64
52
32
28
23
18
21
26
31

Medium Clouds (% Sky Obscured)

11
0
9
19
28
52
75
87
82
65
36
28
21
20
36
53
70

High Clouds (% Sky Obscured)

2
0
2
2
0
0
0
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 (%)

19
25
30
34
50
50
51
51
48
39
18
14
8
0
5
8
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
13
15
15
15
15
13
12
11
10
9
8
6
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
2
2
3
3
3
6
6
7
7
7
7
6
7
7
7
6

Dew Point (°C)

1
2
2
2
2
2
2
2
2
3
3
3
3
4
4
4
4

Relative Humidity (%)

66
63
60
58
57
55
54
53
52
55
59
61
69
78
90
90
93

Pressure (mb)

1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002

Ozone (du)

379
377
374
373
371
370
369
369
369
368
368
367
368
368
369
366
364

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

Generated: 23/05/26 10:07:56. Forecast: 23/05/26 to 29/05/26. Timezone: UTC+3.00