Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 30%

23:56

16:53

17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
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

Sun - Rise: 06:52, Set: 19:27, Transit: 13:08. Moon - Rise: 23:56, Set: 16:53. Civil Dark: 19:59 - 06:20. Nautical Dark: 20:39 - 05:41. Astro Dark: 21:20 - 05:00

Total Clouds (% Sky Obscured)

64
58
58
58
55
56
50
42
40
92
100
58
100
100
100
100
100
100
100
100
100
100
97
100

Low Clouds (% Sky Obscured)

32
42
49
52
55
56
50
42
40
55
51
55
25
39
51
41
35
52
48
61
66
36
26
89

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
74
28
6
62
72
62
66
93
63
52
70
94

High Clouds (% Sky Obscured)

2
0
0
0
0
0
2
4
40
51
100
58
100
100
100
100
100
100
100
100
100
100
84
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
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 (%)

5
1
0
0
0
0
0
9
3
13
4
4
2
2
2
3
4
8
10
13
9
10
19
21

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)

21
20
18
17
19
18
17
17
16
15
14
13
12
12
10
10
11
12
14
13
14
14
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
78
80
83
80
78
79
83
84
83
83
83
83
80
84
84
79
70
66
63
60
58
65
69

Pressure (mb)

1012
1013
1013
1015
1016
1016
1017
1017
1018
1018
1018
1018
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

310
310
307
308
306
305
304
301
299
295
295
294
293
293
291
289
286
286
283
281
279
278
277
275

Tuesday 16

Waning Crescent 20%

01:15

17:34

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:54, Set: 19:25, Transit: 13:08. Moon - Rise: 01:15, Set: 17:34. Civil Dark: 19:57 - 06:21. Nautical Dark: 20:36 - 05:42. Astro Dark: 21:17 - 05:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
96
96
97
99
100
100
97
98
92
96
100
100
100
98
91
91

Low Clouds (% Sky Obscured)

51
94
81
53
61
46
56
73
84
92
83
79
99
100
97
98
92
96
100
100
100
96
75
83

Medium Clouds (% Sky Obscured)

89
94
96
82
95
94
94
100
93
71
89
97
100
69
65
65
62
54
53
52
54
49
42
17

High Clouds (% Sky Obscured)

100
100
100
100
100
98
100
52
50
36
35
2
5
2
0
0
0
0
0
0
1
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
9
9
9
9
8
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

19
13
29
32
31
46
61
88
62
59
57
47
23
25
18
4
4
1
1
2
1
3
14
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
10
8
8
9
10
13
15
17
19
21
22
23
22
22
22
21
21
21
21
20
19
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
74
78
86
89
87
92
95
92
95
95
95
95
95
96
96
96
95
95
95
93
92
92
92

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1016
1015
1015
1015
1014
1015
1015
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

273
272
271
270
269
267
265
264
264
263
264
264
266
267
267
267
267
267
267
267
267
266
265
263

Wednesday 17

Waning Crescent 12%

02:37

18:02

17 Bad
18 OK
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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:55, Set: 19:22, Transit: 13:08. Moon - Rise: 02:37, Set: 18:02. Civil Dark: 19:55 - 06:23. Nautical Dark: 20:34 - 05:44. Astro Dark: 21:14 - 05:04

Total Clouds (% Sky Obscured)

60
28
49
59
69
75
83
54
72
86
86
81
95
85
70
75
80
51
50
63
67
79
97
93

Low Clouds (% Sky Obscured)

49
9
12
22
12
54
81
54
72
86
82
77
95
85
70
73
80
48
46
58
57
50
46
46

Medium Clouds (% Sky Obscured)

3
2
14
16
31
24
21
1
25
0
7
5
0
0
0
0
0
1
3
4
4
6
6
14

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
3
4
26
54
89
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 (%)

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

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
1
5
2
1
3
2
2
6
20
19
4
3
2
2
0
0
0
3
2
2
0
1

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)

16
15
13
11
11
11
11
11
12
11
10
12
15
15
14
16
17
19
20
21
21
21
20
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
14
13
13
13
13
13
13
13
14
14
14
14
14
14
14
14
14
14
15
15
15
15

Dew Point (°C)

17
16
16
15
15
15
15
15
15
15
15
16
16
16
16
15
16
16
16
16
16
15
15
15

Relative Humidity (%)

93
93
96
96
95
95
96
95
96
95
93
95
96
96
95
90
92
90
88
85
83
80
81
81

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1018
1018
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019

Ozone (du)

260
260
262
263
262
262
262
261
261
261
261
261
261
263
264
263
262
261
262
262
262
263
262
262

Thursday 18

Waning Crescent 6%

03:57

18:22

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:57, Set: 19:20, Transit: 13:07. Moon - Rise: 03:57, Set: 18:22. Civil Dark: 19:53 - 06:24. Nautical Dark: 20:31 - 05:46. Astro Dark: 21:12 - 05:05

Total Clouds (% Sky Obscured)

90
88
90
94
98
99
99
100
100
93
100
100
100
100
94
88
81
88
93
100
92
85
77
64

Low Clouds (% Sky Obscured)

46
44
43
42
41
44
47
47
50
52
54
55
56
54
60
62
60
63
69
75
63
56
52
36

Medium Clouds (% Sky Obscured)

23
34
33
30
29
32
38
57
34
38
32
3
3
1
2
0
0
0
0
0
0
0
2
4

High Clouds (% Sky Obscured)

54
45
60
74
89
93
96
100
100
93
100
100
100
100
78
63
45
30
30
30
30
25
25
25

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
0
1
1
1
2
1
0
1
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)

17
15
13
12
11
11
10
9
8
8
7
6
5
5
5
5
6
8
8
9
11
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
88
93
96
98
96
96
96
96
96
98
98
98
98
98
96
90
85
78
72
69
67
69
69

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1018
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

262
262
263
265
264
264
263
263
263
265
265
265
266
267
267
268
268
268
269
268
267
268
268
269

Friday 19

Waning Crescent 2%

05:13

18:37

17 Bad
18 Good
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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:58, Set: 19:18, Transit: 13:07. Moon - Rise: 05:13, Set: 18:37. Civil Dark: 19:50 - 06:26. Nautical Dark: 20:29 - 05:47. Astro Dark: 21:09 - 05:07

Total Clouds (% Sky Obscured)

49
12
42
46
50
56
63
69
75
87
100
100
100
100
100
100
100
81
62
43
42
41
51
70

Low Clouds (% Sky Obscured)

23
4
3
2
0
11
23
33
33
35
35
43
50
60
34
35
33
27
22
16
20
28
35
40

Medium Clouds (% Sky Obscured)

3
3
42
45
37
43
40
40
5
20
4
2
1
0
21
39
59
66
62
43
42
41
49
64

High Clouds (% Sky Obscured)

25
6
40
45
50
45
40
35
46
71
99
99
100
100
99
100
100
80
58
37
34
31
30
19

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 (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
3
4
3
8
8
9
17
22
25
27
29
29
29
22
5
13

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
18
17
15
16
15
14
13
13
13
13
13
14
14
13
13
14
15
16
16
17
17
15
14

Dew Point (°C)

14
14
15
14
14
14
14
14
13
14
13
13
13
13
14
14
15
15
16
16
17
16
15
13

Relative Humidity (%)

73
78
92
93
95
95
95
95
95
96
96
96
96
95
96
93
90
88
88
86
86
86
87
86

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014
1015
1014
1014
1014
1014
1013
1013
1013
1012

Ozone (du)

269
269
268
268
269
271
273
273
272
271
271
272
272
272
272
272
271
271
271
271
272
272
273
274

Saturday 20

Waning Crescent 0%

06:27

18:50

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:00, Set: 19:16, Transit: 13:07. Moon - Rise: 06:27, Set: 18:50. Civil Dark: 19:48 - 06:27. Nautical Dark: 20:27 - 05:49. Astro Dark: 21:07 - 05:09

Total Clouds (% Sky Obscured)

78
80
86
93
100
85
80
76
80
80
76
71
66
62
62
61
72
72
72
83
91
95
100
85

Low Clouds (% Sky Obscured)

45
48
47
44
42
43
44
45
53
57
68
71
66
62
62
61
72
68
48
28
44
58
72
49

Medium Clouds (% Sky Obscured)

71
78
82
84
83
65
54
55
63
71
75
71
66
60
43
36
21
22
24
20
19
22
20
22

High Clouds (% Sky Obscured)

13
12
39
64
96
85
80
76
80
80
76
71
66
62
62
54
33
42
56
65
65
65
70
80

ISS Passover

Visibility (miles)

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

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

18
19
20
19
14
22
29
36
70
94
95
95
95
95
95
95
90
70
46
14
16
18
16
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
0.7
1.1
0.8
1
1.2
0.9
0.8
0.7
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
14
14
14
13
14
14
14
14
15
14
15
14
14
14
13
13
13
14
13
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
87
87
89
89
90
89
89
87
87
89
90
90
89
89
84
80
75
72
69
65
65
64
62

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1010
1010
1009
1009
1008
1008
1008
1008
1008
1009
1010
1010
1011
1011
1011
1011
1012

Ozone (du)

275
276
277
280
283
286
294
301
308
309
309
310
312
313
315
315
314
314
316
318
321
322
323
325

Sunday 21

New Moon 1%

07:39

19:01

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

Sun - Rise: 07:01, Set: 19:13, Transit: 13:06. Moon - Rise: 07:39, Set: 19:01. Civil Dark: 19:46 - 06:29. Nautical Dark: 20:24 - 05:51. Astro Dark: 21:04 - 05:11

Total Clouds (% Sky Obscured)

66
49
41
32
32
41
49
58
46
30
21
15
11
11
12
9
10
12
15
18

Low Clouds (% Sky Obscured)

27
7
15
22
30
36
43
50
46
30
21
15
11
11
12
9
10
12
15
18

Medium Clouds (% Sky Obscured)

23
30
33
32
32
41
45
42
35
29
21
15
11
11
12
9
10
12
15
18

High Clouds (% Sky Obscured)

66
49
41
32
32
41
38
30
23
12
0
5
10
11
10
3
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

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

20
21
21
23
20
21
23
16
18
17
9
22
23
24
42
59
73
72
71
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.3
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
71
76
77
78
81
84
88
91
90
90
88
90
92
93
86
77
72
70
67

Pressure (mb)

1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015

Ozone (du)

325
325
325
323
322
320
320
320
320
321
322
323
322
321
320
318
317
316
316
316

Forecast for Dartmouth, Devon, United Kingdom (50.35,-3.58)

Generated: 15/09/25 17:54:45. Forecast: 15/09/25 to 21/09/25. Timezone: UTC+1.00