Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 6%

03:59

18:24

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: 06:59, Set: 19:22, Transit: 13:09. Moon - Rise: 03:59, Set: 18:24. Civil Dark: 19:55 - 06:26. Nautical Dark: 20:33 - 05:47. Astro Dark: 21:14 - 05:07

Total Clouds (% Sky Obscured)

100
96
100
90
100
100
96
99
98
95
94
97
96
93
98
99
97
94
92
88
83
83
100
94

Low Clouds (% Sky Obscured)

85
87
88
81
86
88
83
87
85
87
84
87
78
79
84
93
94
87
85
88
83
81
82
82

Medium Clouds (% Sky Obscured)

0
8
2
7
16
1
1
2
36
45
59
35
34
21
39
22
8
19
56
55
55
41
5
5

High Clouds (% Sky Obscured)

100
76
91
90
96
66
94
99
68
61
83
78
89
83
94
90
51
50
45
40
40
49
99
73

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
1
3
0
0
1
1
1
1
2
9
9
9
9

Fog (%)

0
46
1
86
86
86
84
86
86
86
86
84
84
66
84
0
84
63
85
84
72
16
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
9
1
5
1
6
0
3
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)

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

Chance of Frost

Temperature (°C)

19
19
18
17
16
16
16
16
16
16
15
15
15
15
14
14
14
14
14
14
15
15
15
16

Feels Like (°C)

17
17
15
15
15
15
15
14
14
15
14
14
14
15
14
14
14
14
14
14
14
14
13
14

Dew Point (°C)

18
18
17
17
16
16
16
15
15
15
15
15
15
15
14
14
14
14
14
14
12
11
10
9

Relative Humidity (%)

95
96
95
96
96
98
98
98
98
96
98
98
98
100
100
100
98
98
98
95
86
78
70
66

Pressure (mb)

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

Ozone (du)

264
262
259
258
258
258
258
258
257
256
256
257
258
260
262
261
261
261
262
264
265
266
269
269

Friday 19

Waning Crescent 2%

05:15

18:39

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: 07:00, Set: 19:20, Transit: 13:09. Moon - Rise: 05:15, Set: 18:39. Civil Dark: 19:52 - 06:28. Nautical Dark: 20:31 - 05:49. Astro Dark: 21:11 - 05:09

Total Clouds (% Sky Obscured)

91
95
100
100
100
96
95
96
100
100
100
100
100
100
99
100
98
98
100
100
100
99
99
100

Low Clouds (% Sky Obscured)

82
82
80
73
67
61
68
76
77
90
94
93
89
85
82
84
95
92
100
92
76
85
99
91

Medium Clouds (% Sky Obscured)

1
0
37
35
0
0
0
0
36
6
23
1
65
86
35
42
54
63
79
82
87
83
98
74

High Clouds (% Sky Obscured)

75
87
100
100
100
83
81
74
100
100
100
100
100
100
94
100
77
83
89
76
100
94
61
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
2
9
9
9
9

Fog (%)

0
0
0
0
0
7
0
0
84
84
84
86
86
84
84
84
84
88
84
86
83
0
84
52

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
1
0
1
0
0
5
5
13
23
63
95
95
63
51

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
1
1
0
0

Wind Speed/Direction (mph)

10
10
10
8
6
5
3
3
4
4
5
6
7
6
7
6
6
5
5
7
9
10
12
15

Chance of Frost

Temperature (°C)

16
16
16
16
15
15
14
14
14
14
14
15
15
15
15
14
15
15
15
15
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
67
70
77
85
93
95
96
95
96
95
96
98
96
96
96
98
98
98
95
89
82
78
79

Pressure (mb)

1017
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1013
1012
1012
1011
1011
1010
1010
1010
1010
1008
1008

Ozone (du)

270
270
269
271
271
270
270
271
270
270
270
272
272
271
270
270
271
271
272
273
272
272
273
274

Saturday 20

Waning Crescent 0%

06:29

18:52

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: 19:18, Transit: 13:09. Moon - Rise: 06:29, Set: 18:52. Civil Dark: 19:50 - 06:29. Nautical Dark: 20:29 - 05:51. Astro Dark: 21:09 - 05:11

Total Clouds (% Sky Obscured)

84
100
83
61
65
74
77
84
85
77
74
84
84
84
85
68
72
79
81
80
50
71
46
72

Low Clouds (% Sky Obscured)

84
100
80
58
62
72
75
83
84
75
73
82
82
80
78
58
60
62
65
64
44
58
45
54

Medium Clouds (% Sky Obscured)

45
56
18
0
0
0
0
0
0
0
0
0
0
0
4
32
20
19
20
21
23
20
16
35

High Clouds (% Sky Obscured)

0
34
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5

ISS Passover

Visibility (miles)

9
7
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
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 (%)

66
35
8
13
4
13
8
31
27
9
21
22
26
26
16
11
29
27
32
10
12
21
12
16

Precipitation Amount (mm)

0.4
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)

16
17
20
22
22
19
19
21
21
21
18
20
19
17
16
14
13
13
14
14
16
17
18
17

Chance of Frost

Temperature (°C)

15
15
12
12
12
12
12
12
11
11
11
11
11
10
10
10
10
10
10
10
11
12
12
12

Feels Like (°C)

13
13
7
6
6
5
6
5
4
4
5
4
4
4
4
5
5
4
5
6
6
7
5
6

Dew Point (°C)

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

Relative Humidity (%)

84
87
93
87
89
90
93
90
86
84
85
87
87
83
80
80
82
81
87
88
84
77
71
71

Pressure (mb)

1007
1006
1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1010
1011
1011
1011
1012

Ozone (du)

275
277
286
289
289
290
291
292
296
300
301
304
306
306
307
309
309
310
314
318
319
318
315
315

Sunday 21

New Moon 1%

07:41

19:03

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: 07:03, Set: 19:15, Transit: 13:08. Moon - Rise: 07:41, Set: 19:03. Civil Dark: 19:48 - 06:31. Nautical Dark: 20:26 - 05:52. Astro Dark: 21:06 - 05:12

Total Clouds (% Sky Obscured)

92
97
97
98
95
98
97
95
89
82
78
77
78
76
68
69
63
61
69
71
74
82
82
74

Low Clouds (% Sky Obscured)

60
59
56
52
44
51
52
56
51
48
37
43
39
39
40
42
40
44
45
50
59
68
75
63

Medium Clouds (% Sky Obscured)

62
87
92
92
87
66
93
55
83
77
70
71
73
74
68
64
24
3
5
40
19
15
5
4

High Clouds (% Sky Obscured)

32
50
50
48
6
2
19
3
38
45
45
37
70
70
19
18
2
18
35
29
7
1
1
2

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

28
24
31
32
25
17
17
12
18
18
7
8
35
60
53
37
34
26
36
36
40
15
16
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
15
14
12
11
10
10
11
11
11
11
10
11
12
13
14
15
15
16
18
19
19
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
90
93
93
91
90
91
90
90
87
87
87
87
93
95
93
95
93
91
93
95
95
95
95

Pressure (mb)

1012
1011
1011
1012
1012
1013
1014
1014
1015
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017
1018
1018
1018
1019
1019

Ozone (du)

314
313
311
312
313
313
314
313
315
316
317
317
315
314
315
317
319
319
319
318
318
319
317
316

Monday 22

Waxing Crescent 0%

08:52

19:14

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

Sun - Rise: 07:05, Set: 19:13, Transit: 13:08. Moon - Rise: 08:52, Set: 19:14. Civil Dark: 19:46 - 06:32. Nautical Dark: 20:24 - 05:54. Astro Dark: 21:04 - 05:14

Total Clouds (% Sky Obscured)

71
65
60
44
36
27
30
19
18
27
34
31
24
23
14
9
3
16
20
14
13
7
11
20

Low Clouds (% Sky Obscured)

55
46
36
20
7
4
7
3
1
3
4
4
4
4
3
2
0
0
0
0
11
7
11
20

Medium Clouds (% Sky Obscured)

32
0
8
17
24
20
15
8
14
18
20
19
16
14
7
3
0
12
20
14
13
7
11
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
16
20
14
13
7
11
20

ISS Passover

Visibility (miles)

5
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 (%)

10
14
7
5
1
2
2
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

19
18
18
17
16
15
14
13
12
11
10
10
9
9
9
8
8
7
8
8
9
10
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
90
86
83
81
78
76
77
80
78
77
79
81
82
84
85
86
77
69
61
58
57
54

Pressure (mb)

1019
1019
1019
1020
1020
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1023

Ozone (du)

315
315
314
312
311
311
311
310
309
307
306
305
305
304
303
303
303
302
303
303
303
303
303
303

Tuesday 23

Waxing Crescent 3%

10:04

19:26

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

Sun - Rise: 07:06, Set: 19:11, Transit: 13:07. Moon - Rise: 10:04, Set: 19:26. Civil Dark: 19:43 - 06:34. Nautical Dark: 20:22 - 05:56. Astro Dark: 21:01 - 05:16

Total Clouds (% Sky Obscured)

28
32
36
54
66
72
57
40
59
78
97
87
80
80
87
94
98
99
99
100
98
97
95
97

Low Clouds (% Sky Obscured)

28
32
36
29
9
7
5
5
35
64
95
84
71
60
65
69
70
68
66
65
68
71
74
83

Medium Clouds (% Sky Obscured)

28
25
35
34
23
38
37
32
44
57
67
62
55
49
40
38
31
24
20
20
19
18
16
26

High Clouds (% Sky Obscured)

15
1
4
8
11
8
4
0
14
31
46
34
22
10
30
51
71
74
86
95
64
33
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 (%)

2
1
6
5
5
9
7
3
8
9
7
12
12
11
15
15
8
28
38
47
42
39
38
35

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
6
6
7
7
7
7
7
7
7
7
7
7
7
7
6
6
6
5
5
5
5
5
5

Relative Humidity (%)

56
57
58
65
72
80
82
85
88
88
88
90
88
87
85
82
82
81
74
71
65
62
58
55

Pressure (mb)

1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025

Ozone (du)

302
301
301
301
300
300
300
300
301
300
299
299
299
299
299
299
299
300
300
300
300
300
300
299

Wednesday 24

Waxing Crescent 7%

11:16

19:39

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: 07:08, Set: 19:09, Transit: 13:07. Moon - Rise: 11:16, Set: 19:39. Civil Dark: 19:41 - 06:35. Nautical Dark: 20:19 - 05:57. Astro Dark: 20:59 - 05:18

Total Clouds (% Sky Obscured)

98
100
95
90
78
72
66
53
53
59
59
69
73
73
68
54
41

Low Clouds (% Sky Obscured)

84
86
79
77
70
69
66
53
53
59
56
61
73
73
68
54
41

Medium Clouds (% Sky Obscured)

28
35
32
24
14
15
21
28
36
45
50
55
55
40
25
20
20

High Clouds (% Sky Obscured)

0
0
0
1
1
20
29
38
34
38
53
67
73
73
68
54
41

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 (%)

36
35
31
26
33
39
29
8
14
16
7
15
19
23
31
37
44

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
4
4
3
3
3
3
4
5
5
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
14
15
15
9
10
10
10
10
10
8
8
7
7
8

Dew Point (°C)

5
5
6
6
6
7
6
6
6
5
5
5
5
5
5
5
5

Relative Humidity (%)

54
55
56
63
71
80
80
80
80
78
78
78
78
79
81
79
79

Pressure (mb)

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

Ozone (du)

298
297
296
295
294
293
293
293
293
293
293
294
294
294
294
294
295

Forecast for Shaugh Prior, Devon, United Kingdom (50.45,-4.05)

Generated: 18/09/25 14:46:30. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00