Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 28

Waxing Gibbous 94%

19:36

02:51

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

79
79
66
29
3
16
63
4
3
2
2
2
0
19
16
20
76
78
66
89
88
96
44
71

Low Clouds (% Sky Obscured)

55
36
1
1
0
6
9
0
0
0
0
0
0
0
0
0
45
15
27
22
26
23
29
42

Medium Clouds (% Sky Obscured)

46
15
20
20
0
0
24
0
0
0
2
0
0
19
16
15
3
41
36
43
47
56
13
25

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
0
12
1
15
20
15
11
18
16
20
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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
0
0
0
0
9
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
15
14
12
11
10
9
9
10
10
9
8
9
9
11
12
13
14
14
15
15
16
16
16

Chance of Frost

Temperature (°C)

15
15
14
14
13
11
10
10
9
8
7
7
6
7
9
11
13
14
15
16
17
17
18
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

31
33
35
40
45
48
51
52
56
62
67
70
74
73
64
54
45
38
33
29
28
27
27
26

Pressure (mb)

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

Ozone (du)

386
386
387
387
387
387
385
387
388
388
387
384
384
382
378
374
368
362
360
363
363
363
362
357

Friday 29

Waxing Gibbous 98%

21:08

02:54

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

Sun - Rise: 04:11, Set: 22:26, Transit: 13:20. 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)

71
65
35
21
18
10
10
27
7
0
0
0
0
0
0
0
0
0
16
22
15
25
32
31

Low Clouds (% Sky Obscured)

27
23
26
17
1
5
1
1
1
0
0
0
0
0
0
0
0
0
16
22
15
25
32
31

Medium Clouds (% Sky Obscured)

25
20
25
7
18
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
20
1
1
1
1
1
11
0
0
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
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
11
7
4
7
5
3
4
4
4
3
3
3
3
3
4
5
5
4
4
4
4
3
2

Chance of Frost

Temperature (°C)

19
18
17
16
12
8
7
7
7
7
6
6
6
8
11
13
15
16
18
19
20
21
21
21

Feels Like (°C)

13
14
14
13
9
6
6
7
6
6
6
7
6
8
10
12
14
15
16
16
17
18
19
20

Dew Point (°C)

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

Relative Humidity (%)

26
29
33
39
61
87
88
85
85
87
85
86
84
73
58
48
41
35
31
27
25
23
22
22

Pressure (mb)

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

Ozone (du)

352
347
343
338
336
336
337
337
338
339
340
341
339
340
340
342
344
344
344
343
343
344
346
349

Saturday 30

Waxing Gibbous 100%

22:40

03:02

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

31
37
9
14
4
5
17
33
53
89
67
40
55
2
97
63
65
76
57
57
70
47
61
75

Low Clouds (% Sky Obscured)

31
37
7
0
0
1
1
2
5
5
5
5
4
2
5
5
5
62
37
29
27
33
32
30

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
19
35
1
2
5
15
11
20
32
26
36
15
33
51

High Clouds (% Sky Obscured)

0
3
2
13
2
2
15
24
34
56
46
32
55
2
97
59
56
22
16
23
30
20
25
34

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
1
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)

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

Chance of Frost

Temperature (°C)

21
21
20
19
16
13
12
10
9
10
11
11
10
10
11
12
13
12
13
14
15
15
15
15

Feels Like (°C)

19
20
19
18
16
13
11
9
9
9
9
9
8
9
9
11
11
10
10
12
12
12
12
11

Dew Point (°C)

-1
0
1
3
5
5
5
5
4
4
5
6
7
8
9
10
10
9
9
9
9
9
8
8

Relative Humidity (%)

23
25
27
35
48
57
61
68
70
66
68
73
80
84
83
84
86
81
79
71
67
65
64
64

Pressure (mb)

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

Ozone (du)

352
353
354
354
355
356
356
354
354
353
352
351
350
351
351
351
350
349
350
351
353
354
356
357

Sunday 31

Full Moon 100%

00:05

03:21

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
12 OK
13 OK
14 Good
15 Good
16 Good

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)

89
85
81
77
76
75
75
72
70
68
76
84
92
88
85
82
74
65
57
45
29
13
13
13

Low Clouds (% Sky Obscured)

29
35
40
45
44
42
41
50
59
68
76
84
92
88
85
82
72
58
46
37
29
13
13
13

Medium Clouds (% Sky Obscured)

65
65
60
59
58
57
54
38
18
0
0
0
0
0
0
0
4
8
12
8
3
0
0
10

High Clouds (% Sky Obscured)

46
38
25
32
26
39
39
38
31
18
2
2
1
0
0
0
0
0
1
4
3
10
11
13

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
1
2
2
0
0
1
1
1
0
1
3
8
1
0
1
2
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
64
61
62
68
82
93
96
96
96
90
91
90
87
83
77
69
62
55
53
53
54
54
55

Pressure (mb)

1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012

Ozone (du)

358
358
359
361
361
361
362
363
364
366
366
366
365
363
362
361
360
359
358
358
359
360
361
361

Monday 1

Waning Gibbous 98%

01:06

04:07

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

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)

18
33
50
61
54
50
54
57
57
63
60
61
64
59
59
62
99
99
99
94
90
94
94
94

Low Clouds (% Sky Obscured)

18
21
37
52
44
39
35
37
41
48
42
34
28
19
9
0
37
47
57
66
75
88
85
81

Medium Clouds (% Sky Obscured)

18
9
13
35
40
40
40
38
48
47
51
55
59
54
41
40
85
82
72
57
52
51
53
50

High Clouds (% Sky Obscured)

13
7
6
5
5
5
10
10
15
15
16
18
24
25
26
26
56
76
97
65
33
0
2
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
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
34
51
72
81
83
68
68
63

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.6
0.2
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
55
55
61
66
72
72
68
68
73
77
83
84
80
75
65
61
60
61
61
68
75
83
84

Pressure (mb)

1012
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

362
365
366
366
364
362
363
365
365
363
364
365
366
366
365
365
365
365
365
364
365
365
365
366

Tuesday 2

Waning Gibbous 94%

01:36

05:24

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

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)

92
89
88
85
89
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97

Low Clouds (% Sky Obscured)

78
66
53
41
40
39
44
59
74
90
91
91
92
91
91
91
87
81
81
80
79
87
84
79

Medium Clouds (% Sky Obscured)

44
43
29
24
47
71
100
97
93
95
90
91
86
73
79
90
91
95
100
83
65
48
42
34

High Clouds (% Sky Obscured)

3
28
42
61
73
86
100
74
49
25
50
75
100
96
90
85
90
95
100
100
100
100
74
49

ISS Passover

Visibility (miles)

5
3
5
7
9
6
3
0
0
0
0
3
6
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
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

57
51
42
30
36
41
46
41
39
47
58
67
73
71
67
62
58
53
45
45
45
47
40
32

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
14
13
13
12
11
11
11
11
11
11
11
12
12
13
13
14
14
15
16
16
16

Feels Like (°C)

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

Dew Point (°C)

13
13
13
12
12
12
11
11
11
11
11
11
11
11
11
11
11
11
11
12
12
12
12
11

Relative Humidity (%)

86
86
89
89
92
93
96
98
98
98
98
96
96
96
93
92
90
87
86
84
80
77
74
73

Pressure (mb)

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

Ozone (du)

367
367
370
373
376
378
379
381
381
382
383
381
380
379
378
377
376
376
376
375
376
377
377
377

Wednesday 3

Waning Gibbous 88%

01:48

06:55

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
12 Bad
13 Bad
14 Bad

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)

96
93
91
89
85
77
65
73
84
96
84
71
61
69
80
89
90
95
100
95
90
84

Low Clouds (% Sky Obscured)

74
71
66
63
67
65
62
58
55
54
53
50
47
42
33
23
21
19
16
17
17
16

Medium Clouds (% Sky Obscured)

25
18
10
3
2
1
0
0
0
0
0
1
2
3
9
16
12
7
0
0
0
0

High Clouds (% Sky Obscured)

23
38
58
79
60
36
10
37
67
96
67
34
2
32
63
89
90
95
100
95
90
84

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

Fog (%)

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

Precipitation Probability (%)

22
18
15
7
8
6
1
0
0
0
0
0
0
0
0
0
5
8
8
6
3
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
14
14
11
11
12
11
11
11
10
9
10
10
10
11
17
17
16
17
17

Dew Point (°C)

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

Relative Humidity (%)

73
73
75
79
83
87
92
96
96
96
98
96
95
93
84
76
68
62
56
49
50
50

Pressure (mb)

1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008

Ozone (du)

377
377
377
378
378
378
378
378
379
379
380
380
380
380
379
379
379
380
382
383
385
386

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

Generated: 28/05/26 17:12:22. Forecast: 28/05/26 to 03/06/26. Timezone: UTC+3.00