Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 6%

03:37

18:42

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
13 Bad

Sun - Rise: 06:54, Set: 19:22, Transit: 13:07. Moon - Rise: 03:37, Set: 18:42. Civil Dark: 19:59 - 06:17. Nautical Dark: 20:44 - 05:32. Astro Dark: 21:31 - 04:45

Total Clouds (% Sky Obscured)

76
81
86
100
100
98
100
100
99
100
100
96
96
95
91
79
66
60
62
80
64
48
69
97

Low Clouds (% Sky Obscured)

48
56
49
43
45
76
100
100
85
80
71
85
83
70
54
51
66
52
53
58
44
42
43
36

Medium Clouds (% Sky Obscured)

0
5
4
25
73
31
36
24
50
17
20
25
23
14
34
23
31
24
22
57
53
34
66
93

High Clouds (% Sky Obscured)

61
67
77
100
100
31
35
24
96
69
100
52
87
87
56
33
23
11
5
14
15
5
3
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
9
6
9
9
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
9
2
22
47
53
28
32
39
38
24
27
15
16
15
17
14
3
4
7
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

25
23
21
16
14
10
6
2
2
3
3
5
10
12
14
15
15
14
14
14
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
68
70
74
80
84
83
86
89
93
93
93
90
90
89
90
90
89
92
87
83
73
63
57

Pressure (mb)

1008
1008
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011

Ozone (du)

268
271
270
270
270
269
268
266
267
267
267
268
268
267
267
268
269
270
271
272
273
272
272
271

Friday 19

Waning Crescent 2%

05:02

18:50

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
13 Bad

Sun - Rise: 06:56, Set: 19:19, Transit: 13:06. Moon - Rise: 05:02, Set: 18:50. Civil Dark: 19:56 - 06:19. Nautical Dark: 20:41 - 05:35. Astro Dark: 21:28 - 04:47

Total Clouds (% Sky Obscured)

99
100
99
100
100
100
100
97
94
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

46
45
39
54
37
4
0
24
43
58
63
58
54
39
0
0
0
17
9
0
0
36
25
29

Medium Clouds (% Sky Obscured)

98
100
97
100
100
100
100
54
82
75
85
81
16
17
49
100
100
75
100
83
100
100
100
100

High Clouds (% Sky Obscured)

29
40
36
85
16
60
62
61
39
100
100
100
100
100
98
100
100
100
100
100
100
100
100
47

ISS Passover

Visibility (miles)

9
9
9
8
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 (%)

25
26
36
36
8
2
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
1
2
7

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)

13
12
12
11
9
7
5
4
4
3
3
3
2
4
3
3
3
3
3
3
4
3
3
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
66
67
67
78
80
84
81
87
89
87
88
92
92
93
93
91
93
90
87
81
78
70
66

Pressure (mb)

1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1009

Ozone (du)

271
271
272
271
272
273
272
275
276
278
279
279
279
279
280
281
281
281
283
285
287
287
287
289

Saturday 20

Waning Crescent 0%

06:23

18:55

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
13 Bad

Sun - Rise: 06:58, Set: 19:16, Transit: 13:06. Moon - Rise: 06:23, Set: 18:55. Civil Dark: 19:53 - 06:21. Nautical Dark: 20:38 - 05:37. Astro Dark: 21:25 - 04:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
91
83
78
77
77
78
79

Low Clouds (% Sky Obscured)

24
29
42
94
84
100
100
100
100
100
67
52
50
65
60
46
41
36
35
34
39
43
48
40

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
77
66
68
71
73
39

High Clouds (% Sky Obscured)

50
50
53
45
80
100
60
50
50
60
72
100
93
68
100
100
100
87
74
61
58
56
60
48

ISS Passover

Visibility (miles)

9
9
9
7
3
3
2
1
1
2
2
6
6
3
2
3
9
8
4
4
6
8
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
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

8
23
64
95
95
95
95
95
95
95
95
95
93
95
95
77
58
61
65
63
50
47
39
33

Precipitation Amount (mm)

0
0
0
1.7
1.2
1.5
2.8
3.8
3
1.8
2.1
1.2
0.4
0.6
0.7
0.3
0
0
0.3
0.3
0
0
0
0

Wind Speed/Direction (mph)

4
7
11
11
16
20
20
20
21
23
22
22
20
16
15
16
17
18
18
18
18
17
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
11
10
8
5
5
4
3
2
1
0
0
2
1
2
2
2
2
3
3
5
5
6

Dew Point (°C)

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

Relative Humidity (%)

61
60
63
72
92
93
93
91
93
91
91
90
90
91
90
90
88
88
88
87
87
88
86
84

Pressure (mb)

1009
1009
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1011
1012
1013
1014
1014
1015
1016

Ozone (du)

289
290
292
292
295
298
299
301
302
305
307
309
316
317
316
316
317
315
312
313
314
315
315
315

Sunday 21

New Moon 1%

07:42

19:00

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

Sun - Rise: 07:00, Set: 19:14, Transit: 13:05. Moon - Rise: 07:42, Set: 19:00. Civil Dark: 19:51 - 06:23. Nautical Dark: 20:35 - 05:39. Astro Dark: 21:22 - 04:52

Total Clouds (% Sky Obscured)

79
85
79
74
26
16
12
26
55
45
30
16
2
3
6
10
15
17
21
23
15
9
5
22

Low Clouds (% Sky Obscured)

30
33
30
31
26
16
12
10
20
20
17
12
2
2
2
1
1
0
1
0
0
0
0
18

Medium Clouds (% Sky Obscured)

53
67
48
14
0
0
0
0
0
0
0
0
0
0
4
8
12
17
19
21
14
7
1
2

High Clouds (% Sky Obscured)

28
33
40
40
3
0
0
0
0
0
0
0
0
0
0
2
3
2
2
2
1
2
2
2

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 (%)

33
29
21
7
4
2
5
12
6
10
5
3
2
2
1
1
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)

18
18
17
15
14
13
10
8
7
6
5
5
5
5
4
5
5
5
5
6
7
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
6
6
6
6
6
4
3
3
3
4
5
4
4
4
4
5
7
7
8
9
10

Dew Point (°C)

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

Relative Humidity (%)

76
75
75
73
72
73
76
78
75
74
74
79
83
88
88
88
88
88
85
75
65
57
52
51

Pressure (mb)

1016
1017
1017
1018
1019
1020
1021
1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

314
314
315
319
324
323
321
320
318
316
316
316
317
316
314
312
310
309
307
305
304
303
303
301

Monday 22

Waxing Crescent 0%

09:00

19:05

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
13 Bad

Sun - Rise: 07:02, Set: 19:11, Transit: 13:05. Moon - Rise: 09:00, Set: 19:05. Civil Dark: 19:48 - 06:25. Nautical Dark: 20:32 - 05:41. Astro Dark: 21:19 - 04:55

Total Clouds (% Sky Obscured)

50
68
67
50
75
81
85
83
86
89
92
93
93
93
89
85
81
74
64
56
61
66
70
79

Low Clouds (% Sky Obscured)

41
60
60
48
47
40
40
20
15
15
10
10
5
9
24
40
56
64
64
56
61
66
70
79

Medium Clouds (% Sky Obscured)

2
2
6
9
21
57
76
83
79
47
30
42
52
61
41
23
6
18
23
34
43
47
51
54

High Clouds (% Sky Obscured)

1
2
2
2
30
16
7
27
56
42
20
19
4
8
3
1
0
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 (%)

1
0
0
0
0
0
0
1
1
2
2
5
5
3
7
7
3
10
11
10
13
15
17
18

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)

9
9
9
9
8
7
6
6
5
4
4
4
3
3
3
3
2
2
2
2
2
1
1
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
53
54
58
66
76
76
72
77
81
82
82
84
82
84
85
87
88
82
78
73
69
65
60

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026

Ozone (du)

300
299
299
299
299
300
300
301
300
299
298
297
297
296
296
297
297
297
298
299
299
299
298
298

Tuesday 23

Waxing Crescent 3%

10:19

19:10

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
13 Bad

Sun - Rise: 07:04, Set: 19:08, Transit: 13:05. Moon - Rise: 10:19, Set: 19:10. Civil Dark: 19:45 - 06:27. Nautical Dark: 20:29 - 05:43. Astro Dark: 21:16 - 04:57

Total Clouds (% Sky Obscured)

90
98
92
87
81
65
62
58
66
72
83
77
75
74
79
87
96
96
95
94
91
84
68
68

Low Clouds (% Sky Obscured)

90
98
92
87
81
55
27
0
28
56
78
73
69
68
62
58
52
56
60
64
73
81
68
68

Medium Clouds (% Sky Obscured)

58
61
40
21
2
1
1
0
0
0
0
6
11
17
14
8
0
19
38
56
52
46
36
23

High Clouds (% Sky Obscured)

0
1
1
0
0
0
0
0
0
0
0
0
0
0
32
64
95
87
79
71
62
66
64
68

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 (%)

19
20
19
19
20
18
15
3
7
7
2
9
10
5
17
20
15
17
18
17
12
6
2
6

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
5
5
6
4
3
3
3
3
3
3
3
3
3
3
3
4
4
5
6
8
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
64
65
68
73
79
77
77
77
78
80
80
82
87
88
90
88
90
84
78
73
71
67
63

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

298
298
298
297
297
296
296
295
294
293
292
291
291
291
291
291
290
290
291
291
292
292
292
292

Wednesday 24

Waxing Crescent 7%

11:40

19:16

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

Sun - Rise: 07:06, Set: 19:06, Transit: 13:04. Moon - Rise: 11:40, Set: 19:16. Civil Dark: 19:43 - 06:29. Nautical Dark: 20:26 - 05:45. Astro Dark: 21:13 - 04:59

Total Clouds (% Sky Obscured)

76
82
88
93
98
95
92
90
94
97
100
93
86
78
75
69
71

Low Clouds (% Sky Obscured)

60
50
51
52
61
41
26
7
23
40
56
50
43
36
27
20
13

Medium Clouds (% Sky Obscured)

15
8
13
20
34
34
27
19
29
39
46
35
23
12
11
7
3

High Clouds (% Sky Obscured)

76
82
88
87
87
84
79
77
85
92
100
85
71
57
62
69
71

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

5
2
4
4
3
7
4
0
4
2
0
3
3
0
2
2
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
11
11
9
8
8
6
5
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
13
14
14
15
10
10
10
9
9
8
9
9
9
8
9

Dew Point (°C)

6
6
6
7
8
8
8
8
8
8
8
8
8
8
8
8
8

Relative Humidity (%)

62
61
61
65
71
77
80
83
85
87
88
88
90
91
93
95
95

Pressure (mb)

1028
1027
1027
1027
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029

Ozone (du)

292
291
291
290
290
290
291
291
292
293
294
294
297
299
301
301
301

Forecast for Ratho, Edinburgh, United Kingdom (55.92,-3.38)

Generated: 18/09/25 14:13:24. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00