Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 30

Waning Gibbous 77%

19:11

15:27

22 Good
23 Good
00 Good
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 OK
07 Bad
08 Bad
09 Bad
10 OK
11 Bad
12 Bad
13 OK
14 OK
15 OK
16 Bad
17 OK
18 OK
19 OK
20 Bad
21 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: 20:25 - 05:58. Astro Dark: 21:16 - 05:07

Total Clouds (% Sky Obscured)

7
1
1
24
28
44
71
81
43
57
55
55
38
55
51
44
38
33
61
47
32
38
54
56

Low Clouds (% Sky Obscured)

0
0
0
0
13
21
38
53
43
53
55
39
36
30
36
35
28
26
44
38
28
30
45
54

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
1
1
21
17
25
38
39
2
13
18
35
12
37
25
14
10
3
21
4
2
6
2
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 (%)

12
20
29
33
0
0
24
100
100
98
96
88
27
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 (%)

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)

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

Chance of Frost

Temperature (°C)

8
8
7
7
7
7
7
6
7
7
7
9
11
14
15
16
16
16
15
15
14
12
11
10

Feels Like (°C)

7
8
7
6
7
6
6
5
5
7
7
9
12
13
14
15
16
16
15
15
15
13
11
11

Dew Point (°C)

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

Relative Humidity (%)

81
82
84
85
87
90
93
93
94
93
93
85
75
69
68
67
66
66
66
69
80
89
90
90

Pressure (mb)

1039
1039
1039
1039
1039
1039
1039
1039
1039
1039
1038
1038
1039
1039
1039
1039
1038
1038
1037
1037
1037
1037
1037
1037

Ozone (du)

306
305
306
308
309
308
310
311
309
308
307
306
304
303
303
303
303
303
301
300
300
300
299
299

Thursday 1

Waning Gibbous 66%

20:01

16:49

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 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 Bad
17 OK
18 OK
19 Bad
20 Bad
21 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: 20:22 - 06:01. Astro Dark: 21:13 - 05:09

Total Clouds (% Sky Obscured)

70
86
78
80
78
93
94
92
79
85
75
53
48
42
43
37
33
46
49
31
38
43
41
41

Low Clouds (% Sky Obscured)

63
65
70
65
65
70
75
70
70
70
62
52
45
38
37
32
28
33
35
28
35
39
40
41

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
22
7
11
17
52
44
38
15
23
20
4
5
4
3
3
3
13
14
1
1
2
2
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 (%)

3
5
2
3
7
35
44
56
59
60
65
64
54
0
0
0
0
0
0
0
0
0
4
17

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
9
9
9
10
9
9
9
10
11
11
11
11
11
10
10
11
11
11
10
10

Relative Humidity (%)

91
90
90
90
91
93
95
96
96
96
96
95
87
82
75
70
68
66
68
72
80
92
93
93

Pressure (mb)

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

Ozone (du)

300
301
301
301
300
297
296
295
295
295
295
295
295
295
296
296
296
295
294
294
295
295
296
297

Friday 2

Waning Gibbous 55%

21:34

17:26

22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
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

Sun - Rise: 07:33, Set: 18:48, Transit: 13:11. Moon - Rise: 21:34, Set: 17:26. Civil Dark: 19:30 - 06:52. Nautical Dark: 20:19 - 06:03. Astro Dark: 21:10 - 05:12

Total Clouds (% Sky Obscured)

39
35
35
30
29
34
40
53
100
100
94
73
93
81
89
89
91
84
75
68
71
58
57
56

Low Clouds (% Sky Obscured)

39
35
35
30
29
34
40
47
48
46
41
43
53
47
44
40
44
39
34
31
37
41
49
51

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
12
29
6
36
34
73
24
18
20
3
55
9
55
55
9
3
2

High Clouds (% Sky Obscured)

3
3
3
0
0
0
0
0
100
100
84
39
35
35
25
20
15
15
10
15
10
0
0
4

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 (%)

26
28
32
45
51
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
11
11
10
10
10
10
10
11
11
11
11
11
10
9
9
10
10
10
11
11
11
10

Relative Humidity (%)

95
95
95
93
95
95
96
95
95
96
96
92
86
80
73
68
67
67
72
75
80
86
92
93

Pressure (mb)

1032
1031
1031
1031
1031
1030
1030
1029
1028
1028
1027
1027
1027
1027
1026
1026
1025
1025
1024
1024
1023
1023
1023
1022

Ozone (du)

299
300
300
300
300
299
300
303
307
307
306
300
297
297
296
295
295
295
295
293
292
294
295
294

Saturday 3

Third Quarter 43%

No Rise

17:40

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 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:36, Set: 18:45, Transit: 13:11. Moon - Rise: No Rise, Set: 17:40. Civil Dark: 19:27 - 06:54. Nautical Dark: 20:15 - 06:06. Astro Dark: 21:06 - 05:15

Total Clouds (% Sky Obscured)

63
67
61
51
51
68
72
80
80
81
87
93
95
96
97
97
97
95
93
87
93
93
91
90

Low Clouds (% Sky Obscured)

59
64
58
51
50
60
62
69
67
74
72
80
87
91
76
61
46
49
53
56
65
73
77
77

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
2
14
27
39
46
49
64
86
66
69
56
37
35
26
21
16
14

High Clouds (% Sky Obscured)

8
11
12
12
13
42
58
77
72
71
82
65
41
20
28
31
25
24
0
0
15
33
57
45

ISS Passover

Visibility (miles)

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

Fog (%)

56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56

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
1
1
1
4
4
3
6
12
22
32
34
26
11
2
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
5
4
4
4
4
4
4
5
5
6
7
8
9
9
9
9
9
8
8
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
95
96
96
96
98
98
93
89
84
79
75
71
72
73
79
83
83
86
90

Pressure (mb)

1022
1022
1021
1021
1020
1020
1020
1019
1019
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1015

Ozone (du)

293
292
293
293
295
295
296
298
300
299
300
301
303
303
303
302
303
305
307
310
308
303
301
301

Sunday 4

Waning Crescent 31%

23:23

17:46

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 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:38, Set: 18:42, Transit: 13:10. Moon - Rise: 23:23, Set: 17:46. Civil Dark: 19:24 - 06:57. Nautical Dark: 20:12 - 06:08. Astro Dark: 21:03 - 05:18

Total Clouds (% Sky Obscured)

87
72
90
95
100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
82
74
68
62
71

Low Clouds (% Sky Obscured)

73
72
62
52
46
47
44
42
48
53
57
24
31
37
44
52
61
63
64
66
59
52
48
52

Medium Clouds (% Sky Obscured)

9
0
6
12
19
34
48
59
59
100
100
98
97
95
86
77
70
59
47
36
25
14
2
5

High Clouds (% Sky Obscured)

30
4
43
72
100
100
100
100
100
100
100
83
71
70
78
84
92
64
32
3
2
1
0
1

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 (%)

56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
2
3
5
10
7
3
7
16
29
74
46
35
35
36
38
33
26
22
16
13
2
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
9
9
10
9
9
9
8
8
8
8
8
9
8
8
8
8
8
8
8
8
8
8
8

Relative Humidity (%)

91
90
91
95
93
93
91
91
90
88
88
88
84
81
77
77
76
75
77
79
81
85
90
95

Pressure (mb)

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

Ozone (du)

300
300
301
300
299
299
300
299
297
297
296
293
292
291
291
291
292
293
292
292
291
287
283
279

Monday 5

Waning Crescent 21%

01:12

17:48

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 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:41, Set: 18:39, Transit: 13:10. Moon - Rise: 01:12, Set: 17:48. Civil Dark: 19:21 - 06:59. Nautical Dark: 20:09 - 06:11. Astro Dark: 21:00 - 05:20

Total Clouds (% Sky Obscured)

81
92
79
79
79
84
88
92
93
93
94
90
88
85
90
95
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

59
67
66
64
64
76
81
78
82
83
87
85
84
84
82
78
78
68
60
52
57
60
65
74

Medium Clouds (% Sky Obscured)

8
11
7
4
0
7
13
19
20
25
26
28
33
42
45
48
51
49
43
41
40
35
34
35

High Clouds (% Sky Obscured)

3
4
19
37
53
37
29
30
30
30
35
36
47
67
77
73
67
49
32
20
26
37
53
54

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 (%)

56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56

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
1
0
0
0
0
0
0
0
0
2
2
2
3
4
3
13
16
9
15
16
19
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
95
96
95
96
95
93
91
91
88
88
87
84
83
80
83
84
87
86
86
83

Pressure (mb)

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

Ozone (du)

276
273
269
267
265
263
262
260
259
258
257
255
255
254
254
254
255
256
258
259
261
264
266
269

Tuesday 6

Waning Crescent 13%

02:54

17:48

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: 07:43, Set: 18:36, Transit: 13:10. Moon - Rise: 02:54, Set: 17:48. Civil Dark: 19:18 - 07:01. Nautical Dark: 20:06 - 06:13. Astro Dark: 20:56 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
99
98
89
71
51
59
70
84
90
95
99
99
100
100

Low Clouds (% Sky Obscured)

83
92
83
74
64
55
44
37
37
38
41
42
42
47
44
42
46

Medium Clouds (% Sky Obscured)

45
45
45
40
40
33
27
26
26
26
26
30
34
41
37
33
31

High Clouds (% Sky Obscured)

59
64
68
78
81
67
62
51
59
70
81
85
91
98
98
99
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56
56

Precipitation Type

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

Precipitation Probability (%)

17
17
18
18
9
12
9
4
9
12
6
12
13
16
21
23
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
9
8
6
5
4
4
3
3
4
4
5
8
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
11
10
11
9
10
10
10
10
10
10
10
11
10
11

Dew Point (°C)

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

Relative Humidity (%)

81
80
79
81
84
88
91
95
96
95
91
88
79
70
62
59
56

Pressure (mb)

1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

270
272
273
274
274
275
275
275
275
276
277
278
279
280
281
282
283

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

Generated: 30/09/26 21:48:12. Forecast: 30/09/26 to 06/10/26. Timezone: UTC+3.00