Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

First Quarter 52%

No Rise

23:12

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 04:40, Set: 22:19, Transit: 13:28. Moon - Rise: No Rise, Set: 23:12. Civil Dark: 23:31 - 03:30. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
94
95
100
97
96
95
98
100
100
100
100
96
85
92
96
98
99
100
100
100
99
98
96

Low Clouds (% Sky Obscured)

91
92
77
74
56
42
34
51
35
27
26
23
15
15
31
78
92
85
73
70
84
67
79
71

Medium Clouds (% Sky Obscured)

91
94
95
100
90
76
75
82
77
69
99
98
94
56
48
76
74
82
93
78
45
35
66
64

High Clouds (% Sky Obscured)

91
94
95
55
49
63
74
78
100
86
73
100
53
32
30
22
11
16
88
100
94
73
46
39

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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
67
41
15
7
8
9
4
6
10
11
7
5
4
3
3
3
2
2
3
2
1

Precipitation Amount (mm)

0
0.4
0.5
0.4
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
9
7
6
5
4
4
4
4
4
4
4
4
5
5
4
5
5
5
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
6
10
10
10
10
10
9
9
9
9
8
8
7
7
8
9
9
9
10
10
9
8
7

Relative Humidity (%)

44
59
78
90
90
92
90
90
90
88
87
85
84
83
83
81
83
83
80
80
75
70
64
58

Pressure (mb)

1013
1013
1013
1013
1013
1012
1012
1012
1012
1011
1011
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008

Ozone (du)

346
346
345
346
347
348
349
349
350
349
350
350
349
349
350
350
349
349
350
351
351
351
350
350

Wednesday 22

Waxing Gibbous 62%

16:34

23:13

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

Sun - Rise: 04:42, Set: 22:17, Transit: 13:28. Moon - Rise: 16:34, Set: 23:13. Civil Dark: 23:27 - 03:33. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

97
100
94
84
77
61
66
57
74
88
59
39
52
30
40
42
42
41
59
71
75
89
100
100

Low Clouds (% Sky Obscured)

69
66
56
50
23
15
24
35
44
32
22
1
6
5
0
0
0
5
32
51
35
26
55
50

Medium Clouds (% Sky Obscured)

70
55
59
39
16
3
11
9
18
17
15
5
5
7
17
42
42
15
19
40
62
78
98
98

High Clouds (% Sky Obscured)

27
26
51
55
49
40
64
50
74
66
25
39
42
3
3
2
4
4
4
4
4
28
43
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
3
3
3

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
7
25
44
59
67
75
74
84

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.8
0.7
0.9

Wind Speed/Direction (mph)

4
3
2
2
2
3
2
3
3
3
3
3
3
3
3
3
4
4
4
4
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
14
13
13
11
10
10
9
9
9
9
9
9
11
13
14
15
16
18
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

59
60
61
66
63
70
76
78
83
88
93
95
96
95
87
89
90
82
71
69
74
70
72
75

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

349
349
348
348
348
348
349
350
349
349
348
350
349
349
350
352
354
355
354
353
353
354
354
355

Thursday 23

Waxing Gibbous 72%

18:07

23:17

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

Sun - Rise: 04:44, Set: 22:15, Transit: 13:28. Moon - Rise: 18:07, Set: 23:17. Civil Dark: 23:24 - 03:36. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
98
79
68
52
63
67
72
67
73
59
14
29
35
4
2
1
25
50
74
72
71
66
59

Low Clouds (% Sky Obscured)

44
58
29
26
22
31
19
24
0
0
9
7
1
1
1
0
1
14
28
42
40
40
37
42

Medium Clouds (% Sky Obscured)

74
83
69
62
31
34
36
45
39
38
27
6
12
8
0
1
1
13
31
48
42
37
51
30

High Clouds (% Sky Obscured)

35
11
0
0
0
1
2
0
0
0
0
0
2
1
1
2
0
0
0
0
0
0
0
1

ISS Passover

Visibility (miles)

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

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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

89
86
73
58
41
15
13
22
12
11
9
8
9
7
7
6
9
24
30
27
21
34
28
23

Precipitation Amount (mm)

1
1
0.7
0.4
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
3
3
3
3
3
4
4
4
4
3
3
4
4
5
5
6
6
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
85
88
86
86
89
92
93
96
96
96
96
96
98
95
93
89
81
67
60
58
56
62
57

Pressure (mb)

1008
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010

Ozone (du)

355
355
356
359
360
359
357
356
356
356
356
356
355
355
355
355
355
354
355
355
354
351
350
348

Friday 24

Waxing Gibbous 80%

19:39

23:28

16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 OK
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

Sun - Rise: 04:46, Set: 22:13, Transit: 13:29. Moon - Rise: 19:39, Set: 23:28. Civil Dark: 23:21 - 03:40. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

71
78
70
55
15
4
9
60
65
65
65
64
65
73
73
66
62
66
76
89
93
96
100
100

Low Clouds (% Sky Obscured)

48
53
34
17
1
0
0
0
0
0
0
11
21
30
21
11
0
18
37
55
58
66
69
53

Medium Clouds (% Sky Obscured)

26
21
15
9
3
2
0
0
0
0
2
2
55
48
54
41
48
44
25
65
60
37
30
53

High Clouds (% Sky Obscured)

15
40
60
53
4
0
8
60
65
65
65
64
65
70
69
66
62
63
53
47
62
80
100
98

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
23
24
22
16
10
5
2
6
8
8
7
3
1
1
1
1
4
4
2
8
10
4
32

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
6
6
5
4
3
3
3
3
3
3
3
2
2
2
3
5
6
7
9
9
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
58
63
68
73
83
93
95
96
95
95
95
98
98
95
87
80
71
62
57
54
48
56
66

Pressure (mb)

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

Ozone (du)

345
343
342
341
343
342
338
336
335
335
335
335
334
333
333
332
331
331
332
334
336
337
336
336

Saturday 25

Waxing Gibbous 87%

20:57

23:55

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 04:49, Set: 22:11, Transit: 13:29. Moon - Rise: 20:57, Set: 23:55. Civil Dark: 23:17 - 03:43. 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
99
99
99
100
100
100
100
100
100
99
99
98
97
96
92

Low Clouds (% Sky Obscured)

36
20
30
36
47
54
62
70
69
66
68
69
70
69
72
75
79
73
67
62
63
67
71
65

Medium Clouds (% Sky Obscured)

77
100
100
99
99
99
99
99
98
98
97
98
99
100
99
99
99
96
94
91
85
80
76
62

High Clouds (% Sky Obscured)

99
100
99
98
96
69
42
15
24
32
40
59
73
91
93
96
100
93
86
70
63
53
34
30

ISS Passover

Visibility (miles)

8
9
8
3
9
9
3
9
9
9
9
7
8
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
Light Rain
None
Very Light Rain
None
Very Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

59
50
63
48
57
56
69
66
54
63
73
95
78
57
59
63
66
70
75
78
75
76
72
62

Precipitation Amount (mm)

0.4
0.2
0.5
0
0.2
0
0.3
0.4
0
0.2
0.4
0.8
0.5
0.2
0.3
0.3
0.3
0.4
0.4
0.4
0.4
0.5
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
17
16
15
15
15
14
14
14
14
14
14
14
14
14
14
14
16
16
16
17
17
18

Dew Point (°C)

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

Relative Humidity (%)

77
95
90
88
87
87
87
89
90
93
93
93
93
92
92
92
89
89
76
65
56
53
51
49

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1007
1007
1007
1007
1007

Ozone (du)

334
335
333
332
331
330
330
332
332
333
332
332
333
334
335
336
338
339
340
341
342
342
342
342

Sunday 26

Waxing Gibbous 93%

21:45

00:55

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
12 OK
13 OK
14 OK
15 OK

Sun - Rise: 04:51, Set: 22:08, Transit: 13:28. Moon - Rise: 21:45, Set: 00:55. Civil Dark: 23:14 - 03:46. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

85
82
85
84
77
69
60
52
56
70
84
88
94
97
95
93
91
86
79
65
43
29
18
17

Low Clouds (% Sky Obscured)

62
57
56
49
43
49
46
40
43
43
47
60
66
69
61
53
45
35
25
15
13
7
0
7

Medium Clouds (% Sky Obscured)

47
39
48
53
68
53
43
42
42
41
41
36
32
29
32
34
32
33
32
32
22
16
11
17

High Clouds (% Sky Obscured)

28
29
37
44
51
35
19
3
30
61
84
88
85
77
78
78
78
84
79
65
43
29
18
17

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

Very Light Rain
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

Precipitation Probability (%)

54
44
40
37
19
39
50
26
46
40
11
7
2
0
0
0
0
1
3
2
6
5
1
3

Precipitation Amount (mm)

0.2
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
49
48
56
64
74
78
82
86
85
82
79
83
87
90
82
75
68
60
52
45
44
42
40

Pressure (mb)

1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011

Ozone (du)

342
341
341
341
342
342
342
343
343
343
342
342
342
342
342
342
342
342
342
343
343
343
343
344

Monday 27

Waxing Gibbous 97%

22:06

02:20

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

Sun - Rise: 04:53, Set: 22:06, Transit: 13:28. Moon - Rise: 22:06, Set: 02:20. Civil Dark: 23:11 - 03:49. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

16
15
16
16
17
26
36
41
61
62
75
87
94
98
99
99
100

Low Clouds (% Sky Obscured)

15
15
16
16
17
15
8
0
0
0
0
0
0
0
4
7
11

Medium Clouds (% Sky Obscured)

16
15
16
16
17
26
36
41
61
61
55
60
65
70
72
74
67

High Clouds (% Sky Obscured)

16
15
16
16
17
26
36
41
61
62
75
84
87
86
89
95
100

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 (%)

3
3
9
15
22
25
25
17
12
5
0
3
2
0
1
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
24
25
25
25
20
21
22
22
21
20
17
17
16
16
15

Dew Point (°C)

10
9
9
10
12
13
13
12
12
12
12
12
12
13
13
13
13

Relative Humidity (%)

40
40
39
47
55
65
67
69
71
72
73
73
75
77
79
72
67

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013

Ozone (du)

343
342
341
341
340
339
338
336
335
335
334
334
334
334
334
334
333

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

Generated: 21/07/26 16:25:36. Forecast: 21/07/26 to 27/07/26. Timezone: UTC+3.00