Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 27

Waning Gibbous 98%

18:42

10:03

21 Good
22 Good
23 Good
00 Good
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 Bad
13 Bad
14 Bad
15 OK
16 OK
17 OK
18 OK
19 Bad
20 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: 20:34 - 05:51. Astro Dark: 21:30 - 04:58

Total Clouds (% Sky Obscured)

1
2
0
4
34
46
46
44
46
56
57
58
64
54
48
69
93
74
38
36
33
45
73
90

Low Clouds (% Sky Obscured)

1
2
0
4
32
43
45
44
46
56
57
58
60
54
41
32
29
30
21
31
27
27
23
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
3
14
3
0
3
7
3

High Clouds (% Sky Obscured)

0
0
0
2
2
6
5
2
6
2
7
25
28
2
15
55
86
55
8
2
2
18
63
78

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
2
1
1
1
1
4
13
18
34
3
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
95
95
95
96
95
95
96
96
98
98
93
86
79
74
73
71
70
69
71
79
90
93

Pressure (mb)

1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030

Ozone (du)

297
294
291
291
288
287
287
287
286
284
284
284
286
287
287
287
286
287
286
286
285
284
283
282

Monday 28

Waning Gibbous 93%

18:44

11:49

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 Bad
17 Bad
18 Bad
19 Bad
20 Bad

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: 20:31 - 05:53. Astro Dark: 21:27 - 05:01

Total Clouds (% Sky Obscured)

93
98
100
100
100
100
100
98
100
99
100
100
100
100
96
98
100
93
90
52
79
100
100
100

Low Clouds (% Sky Obscured)

35
34
27
33
29
29
56
36
64
67
60
72
73
65
82
97
99
85
77
44
43
57
64
25

Medium Clouds (% Sky Obscured)

9
36
87
94
100
100
98
92
100
96
95
100
100
81
64
47
24
31
24
0
0
0
0
0

High Clouds (% Sky Obscured)

79
96
98
85
100
100
100
75
51
64
100
100
100
98
35
35
25
15
13
25
63
100
100
100

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
1
2
4

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
15
30
27
14
11
17
39
44
19
0
0
1
1
1
3
0
2
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
91
87
87
87
92
92
92
92
92
90
83
79
83
83
79
78
79
86
93
95

Pressure (mb)

1030
1030
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1029
1029
1030
1031

Ozone (du)

282
283
282
281
280
280
279
276
275
275
275
274
273
275
278
281
282
285
286
287
288
288
288
289

Tuesday 29

Waning Gibbous 86%

18:52

13:40

21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 Bad
05 OK
06 Bad
07 OK
08 Bad
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 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: 20:28 - 05:56. Astro Dark: 21:23 - 05:04

Total Clouds (% Sky Obscured)

99
62
66
51
49
44
33
30
30
30
32
25
27
33
32
37
40
57
60
61
65
51
34
20

Low Clouds (% Sky Obscured)

29
44
42
43
37
36
20
25
25
25
26
22
18
32
32
37
40
57
60
61
63
51
34
20

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
1
0

High Clouds (% Sky Obscured)

99
62
15
3
3
6
10
20
30
8
15
19
22
27
32
24
20
25
29
29
37
25
14
5

ISS Passover

Visibility (miles)

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

Fog (%)

4
2
3
1
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 (%)

1
3
0
1
2
0
1
22
5
20
9
27
20
20
28
22
11
19
10
20
2
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
3
3
3
3
4
4
4
4
4
4
4
5
6
6
6
5
5
5
4
4

Chance of Frost

Temperature (°C)

13
11
10
9
8
8
7
7
7
7
6
6
8
10
12
13
14
14
15
14
14
13
12
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
90
91
91
91
93
93
96
96
98
98
96
91
89
89
90
90
89
90
93
95
96
96

Pressure (mb)

1031
1032
1032
1033
1033
1034
1034
1034
1034
1035
1035
1035
1035
1036
1036
1037
1037
1036
1036
1036
1036
1036
1037
1037

Ozone (du)

290
291
292
292
292
293
293
294
294
295
295
295
296
299
300
299
300
299
299
299
300
301
302
303

Wednesday 30

Waning Gibbous 77%

19:11

15:27

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 OK
12 OK
13 OK
14 Good
15 Good
16 Good
17 Good
18 Good
19 OK
20 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: 21:20 - 05:07

Total Clouds (% Sky Obscured)

20
20
18
29
41
49
57
65
73
73
72
72
64
51
38
31
25
18
14
9
5
15
29
40

Low Clouds (% Sky Obscured)

13
17
13
22
19
26
34
51
63
66
64
67
60
51
38
31
25
18
14
9
5
15
24
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
0
0
0
0
2
2
2
2
2
0
0
4
7
11

High Clouds (% Sky Obscured)

5
5
3
9
15
21
18
17
15
10
5
0
1
1
2
1
1
0
0
0
0
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
0
3
3
6
2
12
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
95
96
96
98
100
98
98
91
88
79
73
68
66
64
66
69
80
88
91

Pressure (mb)

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

Ozone (du)

305
306
308
309
310
309
307
306
304
303
303
302
301
300
299
298
297
296
296
295
294
294
293
293

Thursday 1

Waning Gibbous 66%

20:01

16:49

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

Total Clouds (% Sky Obscured)

28
16
4
10
17
23
24
27
28
24
25
26
67
71
78
81
82
84
78
75
62
72
84
97

Low Clouds (% Sky Obscured)

23
13
4
10
17
23
24
27
28
24
23
20
36
35
34
29
27
25
23
21
19
20
27
30

Medium Clouds (% Sky Obscured)

9
5
0
0
0
2
2
2
2
2
4
4
8
12
15
32
49
62
50
37
25
39
54
71

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
8
19
40
45
41
25
15
5
5
28
52
75

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
1
2
1
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
4
4
5
6
7
8
9
9
9
8
8
8
7
7

Chance of Frost

Temperature (°C)

9
9
9
9
8
8
8
8
8
8
8
8
9
12
13
14
14
14
15
14
14
13
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
90
91
93
93
93
93
95
95
95
88
83
79
74
74
73
73
74
76
77
81
84

Pressure (mb)

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

Ozone (du)

293
292
293
293
292
292
290
291
293
294
294
294
292
291
290
289
289
288
287
286
285
284
284
284

Friday 2

Waning Gibbous 55%

No Rise

17:26

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 Bad
17 Bad
18 Bad
19 Bad
20 Bad

Sun - Rise: 07:33, Set: 18:48, Transit: 13:11. Moon - Rise: No Rise, Set: 17:26. Civil Dark: 19:30 - 06:52. Nautical Dark: 20:19 - 06:03. Astro Dark: 21:13 - 05:12

Total Clouds (% Sky Obscured)

97
97
97
96
98
100
100
100
100
99
99
98
88
77
67
74
80
87
75
62
49
60
74
90

Low Clouds (% Sky Obscured)

33
35
36
40
44
48
57
64
64
73
77
81
75
66
60
63
68
69
60
49
38
40
44
47

Medium Clouds (% Sky Obscured)

71
68
65
66
66
70
71
68
66
67
64
66
44
22
2
1
1
0
3
7
10
14
19
22

High Clouds (% Sky Obscured)

80
79
77
81
86
93
78
56
36
32
28
28
22
20
17
38
56
79
62
46
28
27
34
53

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
1
1
6
6
1
3
3
2
9
15
12
17
16
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
9
10
10
10
10
10
10
10
10
10
10
10
12
12
13
13
13
14
16
15
15
14
14

Dew Point (°C)

10
10
10
10
10
10
10
11
11
11
11
11
11
11
11
11
11
10
10
10
10
11
10
10

Relative Humidity (%)

87
89
90
91
91
95
95
96
96
96
96
98
96
89
82
75
70
67
64
68
73
78
83
89

Pressure (mb)

1031
1031
1031
1031
1030
1030
1030
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1028
1028
1028
1028
1028

Ozone (du)

284
283
282
281
281
281
280
281
281
282
282
283
284
285
285
286
289
292
294
298
302
305
305
305

Saturday 3

Third Quarter 43%

21:34

17:40

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: 07:36, Set: 18:45, Transit: 13:11. Moon - Rise: 21:34, Set: 17:40. Civil Dark: 19:27 - 06:54. Nautical Dark: 20:15 - 06:06. Astro Dark: 21:10 - 05:15

Total Clouds (% Sky Obscured)

80
66
53
62
68
73
68
59
61
66
72
82
84
85
84
87
91
96

Low Clouds (% Sky Obscured)

47
47
45
49
48
45
40
35
39
36
33
34
32
30
31
32
34
41

Medium Clouds (% Sky Obscured)

15
7
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

37
24
7
6
5
3
18
33
47
57
66
75
74
74
72
77
83
89

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

7
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
95
93
95
93
93
93
95
95
93
91
84
78
71
69
69

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1025
1025
1025
1024
1024

Ozone (du)

305
302
298
295
293
292
291
290
289
288
288
289
290
290
290
289
289
288

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

Generated: 27/09/26 21:41:44. Forecast: 27/09/26 to 03/10/26. Timezone: UTC+3.00