Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 26

Full Moon 100%

18:41

08:23

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

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

Total Clouds (% Sky Obscured)

100
100
100
75
51
91
89
32
49
45
27
30
18
24
27
23
22
20
34
39
24
19
0
25

Low Clouds (% Sky Obscured)

73
79
48
65
51
54
86
27
45
44
27
30
18
24
27
23
22
19
29
33
22
14
0
22

Medium Clouds (% Sky Obscured)

94
100
35
27
5
64
5
7
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

84
35
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
3
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

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

Precipitation Probability (%)

95
95
95
33
55
42
10
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
12
11
9
7
6
9
10
9
8
8
7
7
7
7
8
8
8
8
8
7
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
10
12
11
11
9
8
8
6
6
6
7
9
11
11
12
13
14
14
14
14
13
12

Dew Point (°C)

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

Relative Humidity (%)

90
89
89
89
90
93
95
88
91
90
91
93
91
90
84
75
66
60
57
55
55
60
69
80

Pressure (mb)

1012
1012
1012
1013
1013
1014
1015
1017
1018
1019
1020
1020
1021
1022
1023
1024
1024
1025
1026
1026
1026
1026
1027
1027

Ozone (du)

290
295
298
301
308
311
317
319
319
318
316
319
316
313
310
308
306
303
301
300
300
299
299
299

Sunday 27

Waning Gibbous 98%

18:42

10:03

20 Good
21 Good
22 Good
23 Good
00 OK
01 Bad
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

Sun - Rise: 07:21, Set: 19:04, Transit: 13:12. Moon - Rise: 18:42, Set: 10:03. Civil Dark: 19:45 - 06:40. Nautical Dark: 20:38 - 05:51. Astro Dark: 21:30 - 04:58

Total Clouds (% Sky Obscured)

16
0
0
5
34
44
46
47
49
62
69
70
70
72
97
96
98
99
96
94
86
100
100
99

Low Clouds (% Sky Obscured)

14
0
0
5
32
37
41
45
49
43
48
51
44
53
44
40
46
43
34
53
33
33
28
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
44
25
0
0
34
6
44
47
25

High Clouds (% Sky Obscured)

0
0
0
0
0
3
3
3
5
39
46
55
53
67
95
83
89
97
94
88
80
100
100
97

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
1
2
10
19
29
42
55
64
72
84
62
2
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
91
93
95
96
95
96
95
95
98
96
96
91
84
77
75
71
73
69
68
71
80
92

Pressure (mb)

1028
1028
1028
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029

Ozone (du)

298
296
294
292
290
287
286
285
284
284
283
283
285
285
284
285
286
286
286
286
287
287
286
285

Monday 28

Waning Gibbous 93%

18:44

11:49

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

Sun - Rise: 07:24, Set: 19:00, Transit: 13:12. Moon - Rise: 18:44, Set: 11:49. Civil Dark: 19:42 - 06:42. Nautical Dark: 20:34 - 05:53. Astro Dark: 21:27 - 05:01

Total Clouds (% Sky Obscured)

80
80
74
100
99
100
99
99
100
100
100
100
94
95
99
96
84
67
68
59
47
38
36
30

Low Clouds (% Sky Obscured)

27
26
28
26
16
23
32
41
42
69
53
51
87
91
98
93
66
51
62
59
47
38
36
23

Medium Clouds (% Sky Obscured)

29
39
34
83
87
70
93
91
99
100
91
88
87
82
83
65
55
49
33
55
47
9
0
0

High Clouds (% Sky Obscured)

64
43
28
74
82
100
86
78
100
96
100
96
45
35
35
35
25
20
15
15
10
15
10
10

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
0
0
1
2
3
16
24
25
37
7
4
0
6
16
13
2
1
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
92
93
93
90
89
92
92
93
90
95
96
90
89
90
89
82
79
78
82
85
90
96

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1030
1030
1030
1031
1031

Ozone (du)

284
283
282
280
279
278
278
277
276
274
274
274
274
275
277
277
277
278
279
281
283
285
288
289

Tuesday 29

Waning Gibbous 86%

18:52

13:40

20 OK
21 OK
22 OK
23 OK
00 OK
01 Bad
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 OK

Sun - Rise: 07:26, Set: 18:57, Transit: 13:12. Moon - Rise: 18:52, Set: 13:40. Civil Dark: 19:39 - 06:45. Nautical Dark: 20:31 - 05:56. Astro Dark: 21:23 - 05:04

Total Clouds (% Sky Obscured)

19
15
15
18
29
42
50
57
64
71
74
76
79
73
69
67
64
61
58
55
54
53
43
25

Low Clouds (% Sky Obscured)

18
15
15
14
28
33
45
50
61
68
66
59
56
38
17
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
7
14
22
21
20
20
22
23
20
20
18
17
10
6

High Clouds (% Sky Obscured)

1
0
0
1
1
2
4
3
9
26
34
37
36
35
39
46
43
36
25
25
1
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 (%)

0
0
1
0
11
4
2
1
1
5
13
12
4
2
5
10
16
16
5
13
14
5
6
4

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

Chance of Frost

Temperature (°C)

13
11
10
10
9
9
8
8
7
6
6
6
7
7
9
11
13
14
14
15
14
13
13
11

Feels Like (°C)

12
13
12
11
9
9
8
7
7
6
5
6
7
7
9
11
13
13
14
14
13
12
13
11

Dew Point (°C)

13
11
10
9
8
8
8
7
7
6
5
6
7
7
9
10
12
12
13
13
13
12
12
11

Relative Humidity (%)

100
98
98
95
96
96
96
94
96
96
96
98
98
98
96
93
92
92
93
92
93
95
96
96

Pressure (mb)

1032
1033
1033
1034
1034
1035
1035
1035
1035
1036
1036
1036
1036
1037
1037
1037
1038
1037
1038
1037
1037
1037
1037
1037

Ozone (du)

291
291
289
289
291
293
295
296
296
295
295
295
295
295
296
297
298
300
300
302
303
304
306
308

Wednesday 30

Waning Gibbous 77%

19:11

15:27

20 Good
21 OK
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 OK
12 OK
13 OK
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:29, Set: 18:54, Transit: 13:11. Moon - Rise: 19:11, Set: 15:27. Civil Dark: 19:36 - 06:47. Nautical Dark: 20:28 - 05:58. Astro Dark: 21:20 - 05:07

Total Clouds (% Sky Obscured)

8
24
41
53
55
53
53
57
70
78
87
76
71
59
53
45
41
43
40
50
55
76
74
72

Low Clouds (% Sky Obscured)

3
5
13
14
29
43
50
54
68
77
85
76
71
35
31
27
23
23
22
24
25
27
25
29

Medium Clouds (% Sky Obscured)

0
7
14
22
16
8
0
0
0
0
0
0
0
10
4
0
0
0
0
5
10
16
15
15

High Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
0
0
1
1
1
3
6
13
10
7
4
3
2
2
2
1

ISS Passover

Visibility (miles)

9
9
4
3
8
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
0
0
0
1
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

10
9
9
9
9
9
9
9
9
9
9
10
9
10
14
15
15
15
16
16
15
15
14
13

Feels Like (°C)

9
9
8
8
8
8
8
8
9
9
9
9
10
11
14
14
14
14
15
15
17
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

100
100
98
98
98
98
98
96
96
96
93
93
96
93
86
79
73
69
67
65
68
73
78
82

Pressure (mb)

1037
1037
1037
1038
1038
1037
1038
1037
1037
1037
1037
1037
1037
1037
1037
1037
1037
1037
1037
1036
1036
1036
1036
1036

Ozone (du)

307
305
305
304
303
303
301
300
299
299
299
299
297
296
296
296
296
296
295
295
295
295
295
294

Thursday 1

Waning Gibbous 66%

20:01

16:49

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

Sun - Rise: 07:31, Set: 18:51, Transit: 13:11. Moon - Rise: 20:01, Set: 16:49. Civil Dark: 19:33 - 06:49. Nautical Dark: 20:25 - 06:01. Astro Dark: 21:16 - 05:09

Total Clouds (% Sky Obscured)

67
69
75
81
69
68
63
64
70
72
69
65
62
57
49
44
39
32
27
34
41
51
52
60

Low Clouds (% Sky Obscured)

29
36
43
51
55
60
63
64
70
72
69
63
55
52
46
44
39
32
27
34
41
51
52
55

Medium Clouds (% Sky Obscured)

16
14
11
8
13
17
24
22
18
14
12
10
9
6
3
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

1
2
5
7
5
3
0
1
2
2
10
18
24
18
11
5
2
2
1
0
0
0
2
7

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
3
3
3
2
3
3
3
3
3
3
3
3
3
4
5
6
6
6
7
6
5
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
88
90
90
92
92
93
95
93
95
95
95
92
92
81
75
68
66
64
61
67
71
77
79

Pressure (mb)

1036
1036
1036
1036
1036
1036
1036
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1034
1034
1034
1034
1034

Ozone (du)

294
293
293
293
293
292
292
292
292
292
292
293
293
293
294
294
295
295
295
295
299
302
305
304

Friday 2

Waning Gibbous 55%

20:01

17:26

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
13 Bad
14 Bad

Sun - Rise: 07:33, Set: 18:48, Transit: 13:11. Moon - Rise: 20:01, Set: 17:26. Civil Dark: 19:30 - 06:52. Nautical Dark: 20:22 - 06:03. Astro Dark: 21:13 - 05:12

Total Clouds (% Sky Obscured)

65
75
82
88
85
78
72
67
56
52
47
43
43
55
67
79
74
69
67

Low Clouds (% Sky Obscured)

53
45
36
27
36
41
43
39
35
39
37
35
36
49
63
77
68
59
58

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

15
26
41
58
40
24
3
6
8
11
11
12
12
11
9
6
7
8
8

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

4
3
1
0
0
0
0
0
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

Wind Speed/Direction (mph)

3
3
3
2
2
2
3
3
3
4
4
4
4
4
4
6
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
87
87
88
90
91
91
93
95
95
93
93
91
81
75
67
64
62

Pressure (mb)

1034
1034
1034
1034
1034
1033
1033
1033
1033
1033
1032
1032
1032
1032
1032
1031
1031
1031
1031

Ozone (du)

303
302
301
301
300
299
299
298
298
297
296
296
296
295
295
294
294
294
294

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

Generated: 26/09/26 20:58:27. Forecast: 26/09/26 to 02/10/26. Timezone: UTC+3.00