Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 11

New Moon 0%

06:58

19:36

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

Sun - Rise: 06:41, Set: 19:56, Transit: 13:18. Moon - Rise: 06:58, Set: 19:36. Civil Dark: 20:39 - 05:58. Nautical Dark: 21:32 - 05:05. Astro Dark: 22:34 - 04:06

Total Clouds (% Sky Obscured)

64
58
57
50
48
45
26
32
50
69
52
42
50
33
36
41
32
3
4
3
3
8
24
31

Low Clouds (% Sky Obscured)

64
58
57
50
37
40
26
32
30
40
42
25
19
29
32
35
32
0
0
0
0
8
24
31

Medium Clouds (% Sky Obscured)

0
0
0
0
21
11
3
2
25
30
8
21
28
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

52
3
2
0
0
0
0
0
0
0
0
0
0
0
3
3
3
3
3
3
3
3
3
3

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
1

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
0
0
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
91
88
83
75
64
54
50
47
46
48
53
60
72
80
83
85
90
93
94
94
94

Pressure (mb)

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

Ozone (du)

345
346
348
349
350
351
352
350
347
347
345
341
338
334
331
331
331
330
331
332
330
329
329
328

Saturday 12

Waxing Crescent 2%

08:33

19:35

05 OK
06 OK
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

Sun - Rise: 06:44, Set: 19:53, Transit: 13:18. Moon - Rise: 08:33, Set: 19:35. Civil Dark: 20:35 - 06:01. Nautical Dark: 21:29 - 05:08. Astro Dark: 22:30 - 04:10

Total Clouds (% Sky Obscured)

13
38
60
51
64
82
100
100
100
100
99
66
62
73
88
89
84
94
92
92
97
100
100
100

Low Clouds (% Sky Obscured)

10
35
34
31
41
48
52
35
51
34
36
47
52
58
79
59
64
76
76
78
93
100
100
100

Medium Clouds (% Sky Obscured)

0
0
4
49
60
54
70
60
60
93
95
63
54
59
42
46
30
36
30
26
25
31
38
43

High Clouds (% Sky Obscured)

3
3
41
14
34
76
100
100
70
55
50
0
0
0
0
0
0
0
0
0
0
5
2
44

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 (%)

7
45
69
53
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
1
7
4
8
16
56
63
58
74
69
59
29
11
16
17
12
10
11
11
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0.6
0.6
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
6
6
8
11
13
14
15
15
16
15
15
14
14
13
13
12
12
12
12
11
11
11
11

Feels Like (°C)

7
7
7
8
12
13
13
13
14
14
13
13
14
15
14
13
12
11
11
11
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
84
73
62
54
51
50
53
54
55
55
61
76
89
96
95
95
96
96
98
98
98

Pressure (mb)

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

Ozone (du)

329
327
325
325
326
324
322
323
325
327
331
331
325
324
325
326
326
327
327
324
319
316
314
313

Sunday 13

Waxing Crescent 7%

10:06

19:35

05 Bad
06 Bad
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

Sun - Rise: 06:46, Set: 19:50, Transit: 13:18. Moon - Rise: 10:06, Set: 19:35. Civil Dark: 20:32 - 06:03. Nautical Dark: 21:25 - 05:10. Astro Dark: 22:26 - 04:14

Total Clouds (% Sky Obscured)

100
100
98
100
96
100
100
100
100
100
86
98
96
91
94
100
99
98
97
96
98
99
99
99

Low Clouds (% Sky Obscured)

100
100
85
63
59
30
48
57
66
70
59
58
58
56
40
40
40
43
45
45
35
47
65
78

Medium Clouds (% Sky Obscured)

33
38
31
70
55
70
95
91
99
87
43
65
42
37
38
39
36
40
40
36
41
42
42
43

High Clouds (% Sky Obscured)

55
89
84
100
81
91
79
71
45
65
20
8
32
21
41
99
89
78
52
57
66
74
82
90

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
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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 (%)

13
20
14
14
30
23
24
22
8
6
14
16
5
4
1
1
1
3
5
7
12
13
21
29

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
10
10
10
10
8
8
8
11
11
10
12
12
11
11
11
11
10
10
10
9
9
9

Relative Humidity (%)

96
95
93
90
83
71
61
59
59
71
71
67
79
80
82
86
86
87
89
89
87
87
87
85

Pressure (mb)

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

Ozone (du)

313
315
318
317
317
317
318
317
316
318
319
321
322
322
320
319
319
320
320
319
318
318
317
318

Monday 14

Waxing Crescent 13%

11:40

19:35

05 Bad
06 Bad
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 OK
23 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:48, Set: 19:46, Transit: 13:17. Moon - Rise: 11:40, Set: 19:35. Civil Dark: 20:29 - 06:06. Nautical Dark: 21:21 - 05:13. Astro Dark: 22:21 - 04:17

Total Clouds (% Sky Obscured)

100
99
97
96
97
98
98
86
84
83
81
79
77
69
61
53
45
38
32
74
81
83
87
90

Low Clouds (% Sky Obscured)

87
84
82
75
75
64
67
59
51
42
42
42
47
43
40
36
31
27
23
30
36
42
48
52

Medium Clouds (% Sky Obscured)

43
48
77
85
89
84
79
65
61
61
57
51
44
37
30
22
21
19
16
16
16
15
12
10

High Clouds (% Sky Obscured)

99
89
73
60
55
55
46
3
0
0
0
0
0
0
0
0
0
2
4
45
45
45
45
45

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

42
46
53
51
47
50
54
53
55
59
50
41
41
34
21
5
10
9
1
2
1
0
0
0

Precipitation Amount (mm)

0
0
0.3
0
0
0.2
0.3
0.3
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
87
80
72
65
58
54
49
45
44
45
47
52
63
71
76
78
80
81
81
82
81
81

Pressure (mb)

1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

319
319
321
322
322
322
320
318
315
311
310
312
311
313
314
314
313
311
310
307
307
306
307
309

Tuesday 15

Waxing Crescent 20%

13:15

19:37

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

Sun - Rise: 06:51, Set: 19:43, Transit: 13:17. Moon - Rise: 13:15, Set: 19:37. Civil Dark: 20:26 - 06:08. Nautical Dark: 21:18 - 05:16. Astro Dark: 22:17 - 04:21

Total Clouds (% Sky Obscured)

95
95
95
94
87
82
64
63
61
60
55
50
41
42
41
40
60
80
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

55
56
57
58
51
49
48
44
38
38
32
25
26
28
26
26
23
21
20
25
37
49
61
70

Medium Clouds (% Sky Obscured)

6
10
47
38
29
18
4
3
2
2
2
1
2
1
1
0
32
63
89
93
95
99
94
88

High Clouds (% Sky Obscured)

50
50
55
33
2
22
2
0
2
2
11
18
25
26
34
40
60
80
100
97
94
92
69
61

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
1
2
1
3
5
2
6
5
1
1
0
0
1
2
2
4
8
17
22
27

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
81
76
67
61
57
53
53
52
52
55
59
62
70
77
85
85
82
81
83
83
86
87

Pressure (mb)

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

Ozone (du)

311
313
314
314
313
313
312
310
307
303
296
291
286
281
279
278
276
277
277
277
277
277
278
277

Wednesday 16

Waxing Crescent 29%

14:51

19:43

05 Bad
06 Bad
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 OK
03 OK
04 Bad

Sun - Rise: 06:53, Set: 19:40, Transit: 13:17. Moon - Rise: 14:51, Set: 19:43. Civil Dark: 20:23 - 06:11. Nautical Dark: 21:14 - 05:19. Astro Dark: 22:13 - 04:24

Total Clouds (% Sky Obscured)

99
100
100
100
99
98
97
98
99
100
100
100
100
100
100
100
100
100
100
73
46
24
42
61

Low Clouds (% Sky Obscured)

76
80
83
86
85
86
87
92
95
99
97
95
93
82
69
58
51
50
52
42
26
10
23
39

Medium Clouds (% Sky Obscured)

82
85
83
74
74
75
79
79
80
82
86
92
98
97
95
94
95
96
97
73
46
24
42
59

High Clouds (% Sky Obscured)

47
55
51
62
60
55
54
63
72
86
85
86
88
94
97
100
100
100
100
73
46
24
25
25

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

24
26
25
31
42
55
67
64
55
36
45
58
60
61
55
45
47
42
17
24
17
9
8
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
90
90
89
89
87
87
84
80
78
78
78
78
80
84
86
87
89
88
88
87
87
88

Pressure (mb)

1010
1009
1008
1008
1008
1007
1007
1007
1006
1006
1006
1005
1005
1005
1005
1005
1004
1004
1004
1003
1003
1003
1002
1002

Ozone (du)

275
274
275
275
275
274
272
270
271
272
272
274
275
276
276
275
275
274
274
273
274
274
274
275

Thursday 17

Waxing Crescent 39%

16:22

19:56

Sun - Rise: 06:55, Set: 19:37, Transit: 13:16. Moon - Rise: 16:22, Set: 19:56. Civil Dark: 20:19 - 06:13. Nautical Dark: 21:11 - 05:22. Astro Dark: 22:09 - 04:27

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 11/09/26 04:10:56. Forecast: 11/09/26 to 17/09/26. Timezone: UTC+3.00