Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

Waxing Crescent 13%

10:30

23:13

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

Sun - Rise: 04:31, Set: 22:27, Transit: 13:28. Moon - Rise: 10:30, Set: 23:13. Civil Dark: 23:44 - 03:16. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

28
23
22
39
15
5
2
4
25
31
11
8
21
45
30
24
70
66
100
100
91
87
100
81

Low Clouds (% Sky Obscured)

28
23
22
30
15
3
0
2
25
31
11
0
0
0
0
0
24
21
0
0
0
16
13
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
2
16
11
16
4
14
71
29
40
25
75
5

High Clouds (% Sky Obscured)

28
6
3
27
3
5
2
2
2
2
0
3
11
17
11
5
41
51
100
99
91
56
100
72

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
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
13
21
14
3
2
6
20

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
22
23
24
24
25
25
24
24
24
22
20
18
18
17
17
18
16
17
18
19
20
22
22

Dew Point (°C)

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

Relative Humidity (%)

49
49
49
47
46
47
47
51
55
61
71
80
81
82
85
85
87
92
95
92
90
86
84
71

Pressure (mb)

1018
1018
1017
1017
1016
1015
1015
1014
1014
1013
1013
1012
1012
1012
1012
1011
1010
1010
1010
1009
1009
1008
1008
1008

Ozone (du)

295
297
301
304
305
305
306
308
310
315
317
315
316
321
319
318
318
316
313
314
314
315
313
313

Saturday 18

Waxing Crescent 22%

No Rise

23:12

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
10 Bad

Sun - Rise: 04:33, Set: 22:25, Transit: 13:28. Moon - Rise: No Rise, Set: 23:12. Civil Dark: 23:40 - 03:19. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
79
100
100
98
95
100
97
100
100
100
100
100
99
100
100
100
100
100
100
100
100
99
98

Low Clouds (% Sky Obscured)

16
6
19
14
12
31
18
56
71
59
74
44
33
37
60
66
68
78
87
73
73
76
59
63

Medium Clouds (% Sky Obscured)

19
21
17
22
51
87
94
94
100
99
69
43
47
55
63
62
65
65
63
66
56
55
58
48

High Clouds (% Sky Obscured)

51
54
100
100
83
46
95
47
83
99
96
100
100
75
100
100
100
100
100
100
100
100
57
84

ISS Passover

Visibility (miles)

9
3
3
4
3
3
9
9
7
2
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
Light Rain
Light Rain
None
None
None
None
None
Light Rain
None
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

48
68
57
68
78
91
60
59
95
92
42
46
33
26
30
79
72
95
93
47
14
6
4
16

Precipitation Amount (mm)

0
0.4
0.2
0.3
0.5
0.8
0
0
0.9
0.6
0
0
0
0
0
0.6
0
1.2
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
24
24
24
25
24
24
24
23
21
20
20
19
19
18
18
18
17
17
17
17
18
18
19

Feels Like (°C)

23
23
25
26
27
25
24
25
22
20
20
19
18
18
17
17
17
17
17
17
17
17
17
18

Dew Point (°C)

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

Relative Humidity (%)

63
69
83
84
83
87
88
87
92
96
98
96
96
96
95
96
96
98
96
96
93
89
88
78

Pressure (mb)

1008
1007
1007
1006
1006
1005
1005
1004
1004
1003
1003
1002
1002
1002
1002
1003
1003
1003
1003
1003
1004
1004
1004
1005

Ozone (du)

313
314
313
313
314
312
313
312
315
315
317
320
322
321
324
326
328
328
326
327
327
329
332
330

Sunday 19

Waxing Crescent 32%

12:02

23:12

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
10 Bad

Sun - Rise: 04:35, Set: 22:23, Transit: 13:28. Moon - Rise: 12:02, Set: 23:12. Civil Dark: 23:37 - 03:23. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
96
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

74
83
95
95
98
93
94
91
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

30
34
26
66
93
95
90
82
92
86
88
46
20
22
61
97
98
99
100
92
84
76
66
32

High Clouds (% Sky Obscured)

70
70
67
72
72
56
67
7
13
16
2
28
30
30
30
37
39
41
43
62
81
92
60
42

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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
36
39
43
44
42
39
40
23
13
13
8
10
7
7
8
14
20
5
11
22
19
14
13

Precipitation Amount (mm)

0
0
0
0
0.3
0.2
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
7
6
6
6
6
7
7
7
8
7
8
8
7
7
8
8
7
8
8
8

Chance of Frost

Temperature (°C)

19
20
19
19
19
19
17
16
16
15
15
14
14
14
14
14
14
13
13
13
13
13
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
69
69
71
75
76
79
85
90
90
87
87
84
80
78
78
78
79
79
79
79
79
79
78

Pressure (mb)

1006
1006
1007
1007
1008
1009
1010
1010
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1015
1016

Ozone (du)

329
331
332
332
332
331
328
327
328
330
332
333
334
334
333
334
334
333
334
334
333
334
335
335

Monday 20

Waxing Crescent 42%

13:32

23:11

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
10 Bad

Sun - Rise: 04:38, Set: 22:21, Transit: 13:28. Moon - Rise: 13:32, Set: 23:11. Civil Dark: 23:34 - 03:26. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
99
98
97
98
99
100
100
100
100
100
99
99
88
99
99
99
100
97
100
100
100
92
97

Low Clouds (% Sky Obscured)

100
95
91
86
88
91
93
82
66
51
43
37
28
39
45
51
60
69
78
70
62
55
55
56

Medium Clouds (% Sky Obscured)

25
42
37
40
39
35
30
25
21
22
60
46
29
17
35
51
90
97
81
93
76
73
50
46

High Clouds (% Sky Obscured)

40
63
74
80
87
95
100
100
100
100
100
99
99
57
87
78
82
89
88
93
100
100
83
81

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 (%)

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
62
51
45
42
45
50
51
54
56
61
68
69
71
73
71
72
72
72
75
73
66
58
49

Pressure (mb)

1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

334
333
333
333
333
334
334
334
334
334
335
333
333
331
331
331
331
331
331
331
330
331
331
331

Tuesday 21

First Quarter 52%

15:02

23:12

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
10 Bad

Sun - Rise: 04:40, Set: 22:19, Transit: 13:28. Moon - Rise: 15:02, 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)

92
97
98
100
100
100
100
100
100
100
95
96
97
94
92
89
89
89
89
86
83
80
84
88

Low Clouds (% Sky Obscured)

57
54
52
50
50
51
49
40
32
23
40
41
40
49
57
66
68
70
72
69
62
52
56
59

Medium Clouds (% Sky Obscured)

41
42
39
37
33
30
55
57
56
55
90
92
93
82
69
56
45
34
23
29
39
45
46
41

High Clouds (% Sky Obscured)

68
81
90
100
100
100
100
100
100
100
40
40
40
43
40
38
39
41
47
62
73
75
72
69

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 (%)

1
2
2
1
2
2
2
4
3
0
27
25
15
27
26
11
19
17
11
16
16
9
18
22

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
13
14
15
16
15
16
16
15
14
13
13
13
12
12
12
12
9
9
9
9
9
9
15

Dew Point (°C)

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

Relative Humidity (%)

44
39
36
34
33
33
34
39
47
55
61
63
64
67
68
72
75
73
73
72
64
59
53
49

Pressure (mb)

1014
1014
1014
1013
1013
1012
1012
1012
1012
1012
1011
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1007
1007

Ozone (du)

332
331
332
333
335
336
336
336
336
337
338
339
339
340
340
341
341
341
341
341
342
343
344
344

Wednesday 22

Waxing Gibbous 62%

16:34

23:13

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 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 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)

91
91
90
90
93
97
100
93
87
78
60
41
22
25
31
34
49
60
71
66
62
58
71
83

Low Clouds (% Sky Obscured)

60
57
54
52
51
54
50
55
53
55
51
41
22
25
31
34
49
60
71
66
62
58
64
63

Medium Clouds (% Sky Obscured)

37
41
45
49
47
44
43
47
46
48
29
15
0
12
23
34
31
31
31
32
33
30
35
40

High Clouds (% Sky Obscured)

71
60
40
22
41
71
100
93
87
78
60
33
0
1
1
1
2
6
11
29
44
56
50
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
33
36
37
50
63
80
70
61
51
40
26
4
5
6
5
11
14
12
17
16
12
12
12

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.6
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
19
20
20
20
19
19
18
16
15
14
14
13
12
12
11
11
12
12
13
14
14
15

Feels Like (°C)

14
14
14
15
15
18
17
16
16
17
17
14
15
16
15
15
14
11
11
11
10
8
6
15

Dew Point (°C)

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

Relative Humidity (%)

46
43
41
39
37
37
35
34
41
49
59
64
69
74
71
70
67
67
66
65
57
49
42
39

Pressure (mb)

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

Ozone (du)

344
344
344
345
346
346
346
347
346
345
344
343
343
342
341
341
340
340
339
338
339
340
340
342

Thursday 23

Waxing Gibbous 72%

18:07

23:17

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

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)

96
94
93
92
93
94
96
92
88
86
84
83
83
84
84
83

Low Clouds (% Sky Obscured)

61
74
84
92
83
72
62
58
55
51
34
17
0
0
1
0

Medium Clouds (% Sky Obscured)

46
50
53
60
54
48
42
32
18
2
3
6
8
19
26
34

High Clouds (% Sky Obscured)

50
41
36
31
16
9
1
25
48
72
72
72
72
66
54
50

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

9
12
13
9
17
18
10
12
10
3
4
5
0
4
1
0

Precipitation Amount (mm)

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
4
4
4
4
4
4
4
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
14
14
14
17
17
17
19
20
21
14
14
14
13
13

Dew Point (°C)

1
-0
0
0
0
1
2
3
6
8
11
10
10
10
9
9

Relative Humidity (%)

35
32
31
30
30
32
34
36
46
58
72
75
79
84
84
86

Pressure (mb)

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

Ozone (du)

343
344
346
347
348
348
347
347
347
348
349
348
347
346
344
341

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

Generated: 17/07/26 10:53:57. Forecast: 17/07/26 to 23/07/26. Timezone: UTC+3.00