Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 1

Waning Gibbous 75%

20:29

12:27

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

Sun - Rise: 06:20, Set: 20:26, Transit: 13:22. Moon - Rise: 20:29, Set: 12:27. Civil Dark: 21:11 - 05:35. Nautical Dark: 22:10 - 04:37. Astro Dark: 23:26 - 03:23

Total Clouds (% Sky Obscured)

95
77
76
81
72
72
75
84
72
54
63
33
59
40
73
86
81
73
59
46
60
64
52
48

Low Clouds (% Sky Obscured)

47
66
74
63
61
62
66
69
60
54
40
33
37
40
39
39
36
35
35
33
58
64
52
48

Medium Clouds (% Sky Obscured)

0
3
34
30
34
33
24
32
29
4
23
2
2
0
0
0
0
5
7
12
4
0
0
0

High Clouds (% Sky Obscured)

0
0
3
3
3
3
3
3
3
7
12
6
26
7
35
60
47
41
20
3
3
3
2
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
5
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
1
0
0
0
1
3
22
16
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
16
30
51
47
49
40
37
34
35
2
0
0
0
0
0
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
92
83
74
66
62
60
61
65
61
59
66
73
86
93
95
93
93
93
95
96
96
93
90

Pressure (mb)

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

Ozone (du)

321
320
318
317
316
317
316
317
317
316
316
315
314
314
315
315
315
317
318
318
318
319
319
319

Wednesday 2

Waning Gibbous 64%

20:32

14:13

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

Sun - Rise: 06:22, Set: 20:23, Transit: 13:22. Moon - Rise: 20:32, Set: 14:13. Civil Dark: 21:08 - 05:38. Nautical Dark: 22:06 - 04:40. Astro Dark: 23:20 - 03:28

Total Clouds (% Sky Obscured)

47
46
48
40
31
28
28
45
57
75
90
65
65
63
78
61
34
58
81
85
62
54
80
76

Low Clouds (% Sky Obscured)

47
46
48
40
31
28
28
31
39
15
53
0
1
15
38
33
27
34
46
52
43
43
41
42

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
57
41
9
0
0
8
34
19
1
2
7
20
15
0
10
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
35
54
60
49
60
60
55
50
14
3
28
51
69
12
12
46
50

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
5
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
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
10
20
13
10
11
11
1
3
9
49
59
17
19
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
77
66
60
53
48
44
40
38
40
47
61
75
83
92
92
96
96
100
98
96
95
95
95

Pressure (mb)

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

Ozone (du)

319
320
319
318
317
316
315
315
315
316
316
316
316
317
318
318
318
317
319
320
318
318
319
319

Thursday 3

Waning Gibbous 52%

20:41

16:03

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

Sun - Rise: 06:25, Set: 20:20, Transit: 13:21. Moon - Rise: 20:41, Set: 16:03. Civil Dark: 21:05 - 05:40. Nautical Dark: 22:02 - 04:44. Astro Dark: 23:14 - 03:33

Total Clouds (% Sky Obscured)

83
94
46
39
31
14
35
75
28
35
28
20
50
19
22
27
32
34
43
26
42
53
40
75

Low Clouds (% Sky Obscured)

0
32
46
29
28
14
30
47
27
34
28
20
47
19
22
27
32
32
19
2
13
44
37
56

Medium Clouds (% Sky Obscured)

34
40
10
22
3
0
0
39
6
0
0
0
0
0
0
3
3
4
37
26
42
45
3
51

High Clouds (% Sky Obscured)

55
60
2
2
3
0
0
0
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 (%)

2
2
1
1
6
7
15
18
18
22
19
28
21
6
6
8
6
10
9
21
28
16
9
24

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

Chance of Frost

Temperature (°C)

13
13
14
16
16
17
18
18
18
18
17
16
15
13
12
11
10
10
9
9
9
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
84
75
64
54
52
52
53
56
55
59
65
72
76
83
87
87
87
88
87
87
85
84
88

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1005
1005
1004
1004
1004
1004
1003
1003
1003
1002
1002

Ozone (du)

319
320
322
323
322
323
324
327
328
331
335
339
340
340
339
336
335
336
335
336
338
339
340
342

Friday 4

Third Quarter 52%

21:06

17:46

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

Sun - Rise: 06:27, Set: 20:17, Transit: 13:21. Moon - Rise: 21:06, Set: 17:46. Civil Dark: 21:01 - 05:43. Nautical Dark: 21:58 - 04:47. Astro Dark: 23:09 - 03:38

Total Clouds (% Sky Obscured)

83
88
82
60
61
64
65
56
38
37
35
42
47
62
74
87
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

45
31
41
52
61
63
58
53
36
33
32
25
10
7
5
2
0
9
18
27
34
42
51
60

Medium Clouds (% Sky Obscured)

33
45
30
15
0
0
0
0
2
4
6
4
2
0
0
0
0
20
40
60
60
55
50
49

High Clouds (% Sky Obscured)

0
0
0
4
3
0
0
0
0
1
5
20
36
62
74
87
100
100
100
100
100
100
100
94

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 (%)

20
16
35
42
56
52
33
7
10
3
3
6
1
0
0
1
0
1
1
2
10
14
25
38

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
83
72
65
58
53
50
54
54
48
48
53
62
73
81
84
87
90
91
91
93
96
96
96

Pressure (mb)

1002
1002
1002
1002
1001
1001
1001
1001
1001
1000
1000
1000
1000
999
999
999
998
998
997
996
995
995
994
994

Ozone (du)

338
336
334
331
330
331
330
329
330
330
330
330
330
331
331
331
330
331
331
330
330
330
329
329

Saturday 5

Waning Crescent 40%

22:10

18:54

07 Bad
08 Bad
09 Bad
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

Sun - Rise: 06:29, Set: 20:14, Transit: 13:21. Moon - Rise: 22:10, Set: 18:54. Civil Dark: 20:58 - 05:46. Nautical Dark: 21:54 - 04:50. Astro Dark: 23:04 - 03:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
88
90
91
89
73
61
55
70
64
59
53
50
44
59
76
92
93

Low Clouds (% Sky Obscured)

62
60
66
60
77
76
75
37
43
41
35
17
6
4
25
23
21
28
34
39
57
72
85
86

Medium Clouds (% Sky Obscured)

49
48
49
54
55
54
53
52
56
62
49
48
45
42
33
33
29
26
21
16
10
5
0
0

High Clouds (% Sky Obscured)

88
82
88
94
93
62
48
52
52
52
47
36
21
9
32
23
11
8
7
5
5
4
3
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

46
53
66
70
58
62
59
55
52
43
29
26
18
4
14
15
5
8
5
3
6
6
4
7

Precipitation Amount (mm)

0
0
0.2
0.3
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
5
6
7
7
8
8
8
8
8
8
7
6
5
5
5
5
5
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
9
9
7
6
7
7
6
4
6
7
8
9
10
10
10
9
9
9
9
9
8
8
8

Relative Humidity (%)

93
87
80
70
63
65
65
62
50
58
60
66
71
83
92
91
91
90
91
93
95
91
88
85

Pressure (mb)

994
994
994
994
994
994
995
995
995
996
996
997
998
998
999
1001
1002
1002
1003
1003
1004
1005
1005
1006

Ozone (du)

329
329
329
330
330
330
329
328
328
329
329
329
328
329
330
330
331
331
332
332
332
332
331
331

Sunday 6

Waning Crescent 29%

23:53

19:22

07 Bad
08 Bad
09 Bad
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

Sun - Rise: 06:32, Set: 20:11, Transit: 13:20. Moon - Rise: 23:53, Set: 19:22. Civil Dark: 20:55 - 05:48. Nautical Dark: 21:51 - 04:53. Astro Dark: 22:58 - 03:46

Total Clouds (% Sky Obscured)

93
94
95
96
98
88
78
66
70
73
72
76
80
89
79
70
61
65
72
74
75
75
76
88

Low Clouds (% Sky Obscured)

87
87
85
82
79
75
67
57
53
48
43
44
43
47
37
31
19
12
8
2
9
20
32
30

Medium Clouds (% Sky Obscured)

0
0
7
14
20
17
13
8
10
11
15
25
34
44
38
32
25
30
36
41
42
41
45
45

High Clouds (% Sky Obscured)

5
6
8
10
12
13
11
7
26
43
57
60
63
65
48
35
23
29
34
45
52
59
67
80

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 (%)

8
2
3
3
0
0
0
0
0
0
0
1
1
1
2
3
1
3
4
3
7
10
17
34

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
8
9
9
9
9
9
13
12
12
12
12
12
7
7
8
7
8
7
7
8
8

Dew Point (°C)

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

Relative Humidity (%)

84
83
81
71
64
57
51
46
42
45
47
49
54
59
65
68
72
77
78
81
82
82
82
82

Pressure (mb)

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

Ozone (du)

330
329
328
328
327
327
327
327
327
326
326
325
325
325
325
325
324
324
325
327
328
327
326
325

Monday 7

Waning Crescent 18%

01:46

19:31

07 Bad
08 Bad
09 Bad
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

Sun - Rise: 06:34, Set: 20:08, Transit: 13:20. Moon - Rise: 01:46, Set: 19:31. Civil Dark: 20:52 - 05:51. Nautical Dark: 21:47 - 04:56. Astro Dark: 22:53 - 03:50

Total Clouds (% Sky Obscured)

94
98
97
97
96
97
99
100
97
94
92
87
80
75
83
92
100
100
100
100

Low Clouds (% Sky Obscured)

32
30
37
39
40
55
73
91
77
64
52
44
33
23
34
44
54
65
76
84

Medium Clouds (% Sky Obscured)

45
45
48
46
43
46
45
48
56
59
63
64
66
67
78
88
100
99
99
99

High Clouds (% Sky Obscured)

87
91
71
54
45
61
72
88
68
41
15
16
11
17
36
52
67
78
88
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

Fog (%)

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

Precipitation Probability (%)

41
37
49
59
66
67
64
59
76
87
93
79
61
29
45
55
56
55
46
32

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
10
9
9
9
10
10
12
12
12
12
12
12
10
10
11
10
10

Dew Point (°C)

4
4
4
3
2
1
2
2
3
4
6
7
8
9
10
9
9
9
9
9

Relative Humidity (%)

74
68
63
55
50
44
45
45
46
50
55
60
67
74
81
79
77
76
76
76

Pressure (mb)

1015
1015
1014
1014
1013
1012
1011
1010
1009
1008
1008
1007
1006
1005
1005
1004
1004
1003
1002
1002

Ozone (du)

323
320
317
316
314
312
311
309
308
308
308
308
307
306
306
307
308
309
310
311

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

Generated: 01/09/26 07:24:06. Forecast: 01/09/26 to 07/09/26. Timezone: UTC+3.00