Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 20

Waxing Gibbous 68%

18:32

23:04

13 OK
14 OK
15 OK
16 Bad
17 Bad
18 OK
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

Sun - Rise: 07:05, Set: 19:28, Transit: 13:15. Moon - Rise: 18:32, Set: 23:04. Civil Dark: 20:10 - 06:23. Nautical Dark: 21:01 - 05:32. Astro Dark: 21:57 - 04:37

Total Clouds (% Sky Obscured)

29
34
35
72
100
30
76
71
84
74
100
100
100
100
73
95
85
82
86
63
67
52
46
47

Low Clouds (% Sky Obscured)

29
34
35
40
34
30
27
24
45
52
54
52
63
56
55
66
76
68
68
57
61
52
46
47

Medium Clouds (% Sky Obscured)

0
0
0
0
44
0
0
0
67
54
100
100
100
99
17
47
3
3
19
3
20
0
0
0

High Clouds (% Sky Obscured)

0
10
35
72
100
7
45
36
0
2
50
100
100
79
55
50
19
4
3
3
3
2
0
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
8
3
8
3
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
1
1
2
28
83
71
77
17
0
0
0

Precipitation Type

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

Precipitation Probability (%)

7
0
0
4
6
7
22
44
56
49
63
69
65
37
38
32
27
16
6
5
2
3
6
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
13
13
12
11
9
8
6
6
6
5
5
5
5
4
3
3
3
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
7
8
9
8
9
9
8
9
8
9
9
9
8
8
8
8
8
8
8
8
8
8
7

Relative Humidity (%)

59
57
58
65
67
73
80
84
90
88
87
88
88
85
90
95
95
95
95
95
88
80
72
64

Pressure (mb)

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

Ozone (du)

312
312
311
313
316
319
318
320
323
325
331
334
334
337
340
340
342
342
341
341
340
341
343
344

Monday 21

Waxing Gibbous 77%

18:39

00:39

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

Sun - Rise: 07:07, Set: 19:25, Transit: 13:15. Moon - Rise: 18:39, Set: 00:39. Civil Dark: 20:07 - 06:25. Nautical Dark: 20:57 - 05:35. Astro Dark: 21:53 - 04:40

Total Clouds (% Sky Obscured)

55
63
74
86
59
54
40
20
24
26
18
20
22
34
73
75
54
70
73
69
17
46
53
60

Low Clouds (% Sky Obscured)

33
48
41
32
2
0
16
20
24
26
18
20
22
34
33
32
30
32
32
32
11
7
10
24

Medium Clouds (% Sky Obscured)

16
17
60
55
59
54
35
0
0
0
0
0
0
1
19
35
17
32
24
22
2
30
50
50

High Clouds (% Sky Obscured)

25
45
40
40
29
33
16
2
0
0
0
0
3
5
46
44
12
45
45
45
3
46
50
50

ISS Passover

Visibility (miles)

9
9
9
9
4
8
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
Very Light Rain
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 (%)

18
46
55
52
42
18
7
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.3
0.4
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
6
7
7
7
6
5
5
5
5
5
6
6
6
7
7
7
7
7
7
8
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
14
14
12
14
12
11
11
10
9
8
8
8
8
6
5
6
5
5
5
8
8
10

Dew Point (°C)

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

Relative Humidity (%)

57
52
47
48
56
68
80
88
91
91
91
91
90
90
90
91
90
87
87
84
81
77
72
70

Pressure (mb)

1003
1004
1005
1005
1007
1007
1009
1010
1011
1011
1012
1013
1014
1015
1015
1016
1017
1017
1018
1019
1019
1020
1020
1020

Ozone (du)

346
347
345
344
344
341
340
340
341
340
340
340
343
343
338
336
333
328
324
324
324
325
326
327

Tuesday 22

Waxing Gibbous 85%

18:41

02:13

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

Sun - Rise: 07:10, Set: 19:22, Transit: 13:15. Moon - Rise: 18:41, Set: 02:13. Civil Dark: 20:04 - 06:28. Nautical Dark: 20:54 - 05:38. Astro Dark: 21:49 - 04:43

Total Clouds (% Sky Obscured)

44
37
60
60
40
40
39
36
24
48
40
24
24
52
80
86
70
72
70
63
67
71
75
83

Low Clouds (% Sky Obscured)

40
37
50
52
35
30
29
22
12
18
20
24
20
37
38
50
49
70
70
63
63
60
54
69

Medium Clouds (% Sky Obscured)

3
0
0
0
0
2
21
2
2
14
22
2
7
24
32
53
55
60
21
60
65
66
73
83

High Clouds (% Sky Obscured)

2
0
0
2
5
9
1
3
21
48
6
0
0
0
58
70
70
4
70
63
18
62
14
32

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
4
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
Light Rain

Precipitation Probability (%)

0
0
0
2
2
1
0
0
0
0
0
0
0
0
0
0
1
6
10
15
24
39
37
76

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
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
12
12
11
11
10
8
6
5
6
4
5
6
5
5
4
4
4
4
4
5
6
9
10

Dew Point (°C)

7
7
6
7
8
7
5
3
4
4
4
4
5
5
5
6
6
5
5
5
6
7
10
11

Relative Humidity (%)

65
61
59
62
68
68
66
67
74
78
81
82
87
88
90
93
93
88
87
84
82
83
88
90

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018

Ozone (du)

328
328
324
322
322
322
321
319
319
319
319
319
317
316
314
313
311
310
310
310
308
307
306
306

Wednesday 23

Waxing Gibbous 91%

18:42

03:45

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
11 Bad
12 Bad

Sun - Rise: 07:12, Set: 19:19, Transit: 13:14. Moon - Rise: 18:42, Set: 03:45. Civil Dark: 20:00 - 06:30. Nautical Dark: 20:51 - 05:40. Astro Dark: 21:45 - 04:46

Total Clouds (% Sky Obscured)

90
100
100
100
100
91
81
70
72
74
76
80
83
81
82
83
82
84
84
86
80
71
58
59

Low Clouds (% Sky Obscured)

83
100
100
100
100
87
75
64
70
74
76
74
68
53
54
55
57
64
70
76
69
66
58
59

Medium Clouds (% Sky Obscured)

90
100
92
84
64
37
15
9
5
3
2
15
29
43
44
45
42
45
48
51
46
38
30
37

High Clouds (% Sky Obscured)

86
100
90
80
41
4
0
0
0
1
2
2
3
5
9
12
15
11
7
5
25
40
57
57

ISS Passover

Visibility (miles)

4
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

Light Rain
Light Rain
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 (%)

95
95
85
59
15
33
35
16
9
6
2
8
7
2
2
1
0
1
1
0
0
0
0
0

Precipitation Amount (mm)

0.6
0.8
0.6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
91
95
93
93
95
95
95
96
95
95
96
96
98
98
96
96
98
98
93
87
80
74

Pressure (mb)

1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

305
306
305
306
308
308
306
303
299
295
293
292
292
290
288
287
286
285
284
284
284
285
285
285

Thursday 24

Waxing Gibbous 96%

18:42

05:17

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:14, Set: 19:16, Transit: 13:14. Moon - Rise: 18:42, Set: 05:17. Civil Dark: 19:57 - 06:33. Nautical Dark: 20:47 - 05:43. Astro Dark: 21:41 - 04:49

Total Clouds (% Sky Obscured)

63
68
65
81
100
99
99
98
92
87
72
57
34
10
27
46
68
66
64
60
73
87
100
100

Low Clouds (% Sky Obscured)

57
54
55
63
55
56
56
57
35
17
0
0
0
0
11
23
47
51
51
53
50
48
46
47

Medium Clouds (% Sky Obscured)

43
50
50
55
55
54
52
51
52
49
42
30
15
0
6
13
18
17
14
7
35
64
84
78

High Clouds (% Sky Obscured)

57
57
37
21
50
50
55
50
50
50
30
36
25
10
14
9
6
3
2
0
9
15
27
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 (%)

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

Precipitation Probability (%)

0
0
48
61
48
85
95
95
95
95
51
53
48
5
13
19
0
2
2
1
7
9
11
19

Precipitation Amount (mm)

0
0
0
0.2
0
0.5
1.1
2.1
1.4
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
66
62
62
65
71
83
92
92
92
93
95
95
95
95
95
93
91
88
85
81
77
71
66

Pressure (mb)

1018
1018
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022

Ozone (du)

286
288
291
289
288
289
289
289
290
291
290
290
291
294
296
298
299
300
299
298
297
297
296
296

Friday 25

Waxing Gibbous 99%

18:41

06:49

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
11 Bad
12 Bad

Sun - Rise: 07:17, Set: 19:13, Transit: 13:13. Moon - Rise: 18:41, Set: 06:49. Civil Dark: 19:54 - 06:35. Nautical Dark: 20:44 - 05:46. Astro Dark: 21:38 - 04:52

Total Clouds (% Sky Obscured)

100
100
82
65
47
54
62
69
71
74
75
76
77
75
75
75
80
75
71
66
69
74
81
87

Low Clouds (% Sky Obscured)

52
58
50
42
36
45
54
63
67
67
66
63
58
58
66
74
80
75
71
64
54
36
16
7

Medium Clouds (% Sky Obscured)

65
58
39
21
2
1
1
1
0
0
0
0
0
0
0
0
0
1
3
4
10
19
27
22

High Clouds (% Sky Obscured)

11
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
21
40
57
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 (%)

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 (%)

13
0
4
9
4
8
9
6
10
12
10
11
10
3
9
9
5
8
9
10
10
6
3
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
9
9
9
9
9
9
9
9
9
8
8
8
8
8
8
8
8
9
9

Relative Humidity (%)

68
67
67
69
72
75
79
83
88
91
93
96
96
96
96
96
96
95
93
90
87
81
76
71

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

296
296
296
295
295
295
294
293
292
294
296
299
298
298
298
297
296
295
296
298
299
301
303
305

Saturday 26

Full Moon 100%

18:41

08:23

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

Sun - Rise: 07:19, Set: 19:10, Transit: 13:13. Moon - Rise: 18:41, Set: 08:23. Civil Dark: 19:51 - 06:38. Nautical Dark: 20:41 - 05:48. Astro Dark: 21:34 - 04:55

Total Clouds (% Sky Obscured)

90
88
91
94
98
96
93
87
86
85
87
93
97
100
95
91
87
86
85
87

Low Clouds (% Sky Obscured)

6
4
8
13
21
23
28
32
31
27
23
35
50
64
73
82
87
86
85
87

Medium Clouds (% Sky Obscured)

24
27
17
17
18
24
35
41
47
56
59
60
63
65
65
64
63
57
57
58

High Clouds (% Sky Obscured)

67
70
80
81
82
83
82
82
64
46
25
48
71
97
69
39
10
5
5
10

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

7
0
5
4
3
12
16
13
21
23
21
23
25
11
18
26
34
47
62
78

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
7
7
8
8
8
8
8
8
8
8
8
8
8
7
7
8
7
8
8

Relative Humidity (%)

70
66
65
69
72
76
76
79
80
80
81
83
83
83
83
84
85
85
88
90

Pressure (mb)

1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

302
299
296
297
298
300
301
302
303
306
309
312
310
308
307
306
305
304
305
306

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

Generated: 20/09/26 13:54:32. Forecast: 20/09/26 to 26/09/26. Timezone: UTC+3.00