Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 9

Waning Crescent 4%

03:36

19:36

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:37, Set: 20:02, Transit: 13:19. Moon - Rise: 03:36, Set: 19:36. Civil Dark: 20:45 - 05:53. Nautical Dark: 21:39 - 04:59. Astro Dark: 22:44 - 03:55

Total Clouds (% Sky Obscured)

90
92
94
95
97
98
99
96
100
99
100
100
100
100
96
99
98
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

74
92
90
95
91
91
79
72
68
67
69
85
98
88
68
63
62
69
77
84
90
78
80
75

Medium Clouds (% Sky Obscured)

90
66
62
35
34
40
49
80
100
98
100
99
57
88
73
82
94
45
53
60
100
100
100
81

High Clouds (% Sky Obscured)

88
55
3
93
16
6
48
61
56
85
100
95
100
100
71
97
64
100
84
100
100
100
100
57

ISS Passover

Visibility (miles)

6
9
9
9
9
8
9
9
9
9
9
9
9
9
9
5
9
9
9
9
4
1
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0

Precipitation Type

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

Precipitation Probability (%)

36
42
20
52
44
38
47
50
37
43
20
16
24
35
62
69
41
34
39
68
79
77
49
38

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
7
6
5
4
5
5
7
8
7
8
7
6
8
8
6
6
4
3
3
2
3
3
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
15
15
15
15
16
15
15
15
14
15
14
13
13
15
16
15
15
14
14
14
14
14

Relative Humidity (%)

95
95
96
98
96
96
96
92
90
89
83
86
85
81
79
92
96
95
98
98
98
100
98
98

Pressure (mb)

1002
1002
1002
1002
1001
1001
1000
1000
1000
1000
1001
1000
1000
1000
1000
1000
1000
1000
1000
999
999
999
999
999

Ozone (du)

289
291
293
294
295
295
293
291
289
289
289
291
291
293
295
297
298
298
298
299
300
302
303
306

Thursday 10

Waning Crescent 1%

05:20

19:36

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:39, Set: 19:59, Transit: 13:19. Moon - Rise: 05:20, Set: 19:36. Civil Dark: 20:42 - 05:56. Nautical Dark: 21:36 - 05:02. Astro Dark: 22:39 - 03:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
81
55
48
39
50
55
63
61
69
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

67
65
70
60
49
44
35
32
27
29
48
39
38
39
35
32
30
29
73
80
92
88
84
69

Medium Clouds (% Sky Obscured)

100
100
100
100
51
54
92
100
67
55
48
39
20
55
63
60
61
100
100
85
63
55
53
57

High Clouds (% Sky Obscured)

100
100
100
99
100
100
100
2
0
0
0
9
45
50
50
50
52
100
100
83
52
50
56
95

ISS Passover

Visibility (miles)

3
9
9
9
9
9
9
9
9
7
9
9
9
9
9
4
9
2
8
9
9
9
8
9

Fog (%)

0
0
0
1
0
1
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

16
6
8
2
8
21
35
41
42
59
66
72
85
95
95
95
95
95
65
95
95
95
95
68

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.5
0.6
0.8
1
1.3
2.1
1.6
1
0
2
2.2
1.1
0.7
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
12
12
11
11
11
11
12
11
11
11
10
8
7
8
10
11
11
11
11
11
11
11
11

Relative Humidity (%)

95
93
95
92
93
93
92
90
82
75
69
65
58
55
58
68
78
84
89
90
90
92
93
93

Pressure (mb)

999
1000
1000
1000
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1003
1003
1003
1003
1003
1004

Ozone (du)

308
311
312
314
316
320
323
328
333
333
337
339
338
340
343
345
346
346
347
348
349
350
349
347

Friday 11

New Moon 0%

06:58

19:36

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

Total Clouds (% Sky Obscured)

100
100
100
99
95
90
82
39
31
23
18
11
26
45
65
73
82
74
64
53
41
26
21
15

Low Clouds (% Sky Obscured)

68
76
81
84
84
81
78
39
31
23
18
11
24
39
18
33
30
43
27
19
10
0
0
0

Medium Clouds (% Sky Obscured)

75
65
63
92
68
24
2
0
0
0
0
0
0
0
17
19
22
31
34
23
15
0
3
3

High Clouds (% Sky Obscured)

49
50
100
34
4
3
3
0
0
0
0
4
4
8
65
70
70
32
6
13
14
17
15
9

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
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 (%)

53
49
33
29
22
6
1
0
0
2
0
0
0
0
0
0
1
0
0
0
0
0
1
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
10
10
10
10
9
9
9
8
8
5
4
5
4
4
5
7
7
8
9
9
9
8
8

Relative Humidity (%)

95
95
95
95
91
91
91
90
80
71
54
47
47
44
43
49
57
64
75
84
90
93
96
96

Pressure (mb)

1004
1005
1005
1006
1007
1007
1008
1009
1009
1010
1010
1011
1011
1011
1011
1012
1012
1012
1013
1013
1013
1014
1014
1014

Ozone (du)

347
348
346
345
344
344
346
346
341
338
334
331
329
329
330
328
326
324
324
324
324
325
324
323

Saturday 12

Waxing Crescent 2%

08:33

19:35

02 OK
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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 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 - 04:06

Total Clouds (% Sky Obscured)

33
53
71
88
86
84
81
86
92
98
94
89
85
79
63
63
72
86
94
96
77
95
74
100

Low Clouds (% Sky Obscured)

0
19
41
61
55
49
41
53
56
70
81
74
66
69
49
61
60
67
64
67
55
59
51
45

Medium Clouds (% Sky Obscured)

3
11
18
31
34
32
36
44
74
82
78
77
40
28
14
2
2
2
0
15
27
36
39
43

High Clouds (% Sky Obscured)

33
53
71
70
70
59
60
55
55
50
55
55
44
2
0
0
13
29
45
59
53
91
68
99

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
1
2
3
5
6
4
8
13
13
23
24
24
29
30
27
25
14
4
4
4
3
2
3

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

Chance of Frost

Temperature (°C)

8
7
7
7
7
9
11
13
14
15
16
17
17
17
17
17
17
15
14
13
13
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
94
94
96
90
83
75
69
64
62
64
62
61
60
63
79
87
87
87
93
95
95

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013

Ozone (du)

323
323
322
321
321
321
323
325
328
330
331
332
333
334
332
329
327
322
320
319
320
319
315
313

Sunday 13

Waxing Crescent 7%

10:06

19:35

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 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 - 04:10

Total Clouds (% Sky Obscured)

100
99
98
98
95
92
88
91
94
95
91
86
82
84
86
89
88
90
93
94
94
94
96
98

Low Clouds (% Sky Obscured)

41
37
33
37
53
60
56
65
70
75
59
78
79
80
81
75
67
61
53
53
53
53
41
44

Medium Clouds (% Sky Obscured)

46
46
50
50
55
89
49
49
50
70
67
56
62
63
63
66
64
64
71
71
67
56
59
55

High Clouds (% Sky Obscured)

98
92
85
80
70
64
38
43
50
55
50
45
40
45
40
40
27
23
18
20
15
7
19
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
7
8
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
4
4
4
5
5
5
5
6
11
21
27
26
31
32
34
29
21
7
13
11
6
11
14

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
11
11
11
11
12
12
12
12
13
14
14
14
13
13
12
12
12
12
12
12

Relative Humidity (%)

96
96
96
96
96
95
90
89
87
84
78
75
83
86
86
87
87
89
92
95
95
96
95
96

Pressure (mb)

1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

312
313
315
316
319
321
321
320
320
320
319
318
318
319
320
321
322
321
321
320
320
320
319
318

Monday 14

Waxing Crescent 13%

11:40

19:35

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 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 - 04:14

Total Clouds (% Sky Obscured)

100
99
98
97
98
99
100
90
80
72
61
50
41
51
61
67
71
74
78
78
81
86
92
92

Low Clouds (% Sky Obscured)

52
60
62
65
61
57
57
59
53
44
40
38
37
46
54
63
65
68
70
64
49
24
13
12

Medium Clouds (% Sky Obscured)

58
46
35
23
31
32
36
36
36
38
30
18
4
7
10
12
16
21
23
16
7
0
7
15

High Clouds (% Sky Obscured)

52
50
45
55
70
85
100
85
71
60
53
40
31
28
24
18
24
33
39
50
64
75
73
76

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
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 (%)

11
17
16
6
8
6
2
9
4
2
23
24
25
26
27
32
27
18
11
8
5
1
2
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
95
93
92
90
83
78
73
68
63
60
65
71
76
79
83
87
89
88
88
88

Pressure (mb)

1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

317
316
316
317
317
317
317
317
318
318
319
318
318
317
319
320
322
321
320
319
317
314
311
310

Tuesday 15

Waxing Crescent 20%

13:15

19:37

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 - 04:17

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: 09/09/26 02:19:37. Forecast: 09/09/26 to 15/09/26. Timezone: UTC+3.00