Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 13

Waxing Crescent 13%

10:52

19:48

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
17 Bad
18 Bad

Sun - Rise: 06:41, Set: 19:25, Transit: 13:02. Moon - Rise: 10:52, Set: 19:48. Civil Dark: 19:59 - 06:07. Nautical Dark: 20:39 - 05:27. Astro Dark: 21:22 - 04:44

Total Clouds (% Sky Obscured)

100
100
100
99
97
94
100
100
100
93
91
93
93
95
77
70
79
87
78
86
93
74
72
65

Low Clouds (% Sky Obscured)

94
88
84
79
82
82
59
68
80
81
76
70
74
83
70
67
74
78
67
78
83
60
61
44

Medium Clouds (% Sky Obscured)

69
6
13
4
1
1
4
0
0
1
11
18
18
25
29
22
17
21
13
12
17
13
7
4

High Clouds (% Sky Obscured)

100
100
91
99
88
77
100
100
100
66
35
21
22
2
0
0
0
0
0
0
0
0
1
1

ISS Passover

Visibility (miles)

9
2
0
1
1
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

1
0
0
1
1
1
0
7
1
1
2
1
4
2
1
19
29
14
37
27
7
16
6
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
18
18
18
18
18
17
17
17
17
17
17
18
19
19
20
21
22
22
23
23
22
21

Feels Like (°C)

19
19
18
18
17
17
17
17
17
17
16
17
16
18
19
21
21
21
21
20
21
22
21
21

Dew Point (°C)

18
18
18
18
17
17
17
17
17
16
16
17
16
16
17
16
16
16
16
16
16
17
17
17

Relative Humidity (%)

95
98
98
98
98
96
95
98
96
92
93
98
92
92
88
80
76
73
67
67
66
69
71
76

Pressure (mb)

1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1020

Ozone (du)

288
287
285
283
281
280
279
278
276
276
278
279
279
280
281
282
284
285
285
287
288
289
290
289

Monday 14

Waxing Crescent 21%

12:09

20:03

19 OK
20 OK
21 OK
22 Bad
23 OK
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 OK
18 OK

Sun - Rise: 06:42, Set: 19:23, Transit: 13:01. Moon - Rise: 12:09, Set: 20:03. Civil Dark: 19:56 - 06:09. Nautical Dark: 20:37 - 05:29. Astro Dark: 21:19 - 04:46

Total Clouds (% Sky Obscured)

39
29
29
43
34
45
51
78
99
100
96
98
90
82
59
47
43
60
45
45
49
45
28
40

Low Clouds (% Sky Obscured)

27
24
27
40
24
23
27
33
31
51
56
47
70
74
59
47
23
21
29
30
23
18
24
40

Medium Clouds (% Sky Obscured)

0
0
0
0
0
5
5
50
85
18
24
32
23
52
0
0
0
17
0
0
13
12
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
25
95
54
53
20
15
13
0
0
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
2
0
0
0
0
0
0
0
0
9
25
13
6
5
5
1
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)

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

Chance of Frost

Temperature (°C)

21
19
18
17
16
16
16
16
15
15
15
15
15
16
17
17
18
18
19
19
19
18
18
17

Feels Like (°C)

22
21
20
19
18
18
18
18
16
14
13
14
13
14
15
14
14
15
16
16
15
14
14
14

Dew Point (°C)

17
17
16
16
16
15
15
15
15
14
14
15
14
14
15
15
11
10
9
8
8
8
7
7

Relative Humidity (%)

81
88
90
93
95
95
95
96
96
93
93
95
93
87
87
87
64
57
52
47
48
50
48
52

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

287
284
284
285
286
287
288
288
287
288
288
289
289
290
293
298
303
309
314
314
317
323
328
330

Tuesday 15

Waxing Crescent 30%

13:24

20:22

19 OK
20 Good
21 Good
22 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad
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

Sun - Rise: 06:44, Set: 19:21, Transit: 13:01. Moon - Rise: 13:24, Set: 20:22. Civil Dark: 19:54 - 06:10. Nautical Dark: 20:34 - 05:31. Astro Dark: 21:17 - 04:48

Total Clouds (% Sky Obscured)

22
0
0
30
41
40
47
54
48
32
29
22
28
32
61
80
85
70
82
90
98
94
78
90

Low Clouds (% Sky Obscured)

13
0
0
13
17
14
9
17
27
23
27
22
28
32
61
58
52
63
64
68
67
70
44
80

Medium Clouds (% Sky Obscured)

0
0
0
2
0
0
0
0
0
0
0
0
0
3
0
0
0
13
13
13
14
14
10
11

High Clouds (% Sky Obscured)

0
0
0
0
1
5
13
5
1
1
1
0
0
0
25
53
51
0
27
57
85
58
31
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 (%)

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
0
0
0
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
64
71
77
84
87
89
90
90
90
91
93
93
83
70
64
57
52
49
50
48
49
48
46

Pressure (mb)

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

Ozone (du)

330
330
331
330
331
332
331
332
332
334
335
335
335
334
335
334
333
336
337
331
328
321
317
314

Wednesday 16

Waxing Crescent 39%

14:33

20:48

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
17 Bad
18 Bad

Sun - Rise: 06:45, Set: 19:18, Transit: 13:01. Moon - Rise: 14:33, Set: 20:48. Civil Dark: 19:52 - 06:12. Nautical Dark: 20:32 - 05:32. Astro Dark: 21:14 - 04:50

Total Clouds (% Sky Obscured)

95
98
100
100
100
100
99
98
97
98
99
100
95
100
100
91
81
72
83
91
100
96
89
44

Low Clouds (% Sky Obscured)

79
12
5
17
29
35
36
34
82
48
97
99
81
81
71
66
67
63
48
39
35
36
30
25

Medium Clouds (% Sky Obscured)

11
11
11
12
64
99
98
98
95
96
96
96
21
20
20
13
9
0
51
88
100
96
89
11

High Clouds (% Sky Obscured)

44
71
100
70
37
10
32
48
69
81
90
97
55
57
100
87
73
64
76
88
100
85
15
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
2
0
1
3
0
4
6
9
11
16
11
15
18
35
43
31
40
24
2
3
12
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)

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

Chance of Frost

Temperature (°C)

15
14
13
12
12
11
11
11
12
12
12
12
13
14
14
15
16
17
18
17
17
17
16
15

Feels Like (°C)

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

Dew Point (°C)

4
5
7
7
7
8
8
9
9
9
9
10
11
12
12
13
14
15
12
10
7
8
9
8

Relative Humidity (%)

49
55
67
72
72
77
81
84
83
83
80
84
87
89
84
86
92
89
71
61
50
56
65
60

Pressure (mb)

1018
1018
1019
1019
1018
1017
1017
1016
1015
1014
1013
1013
1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1010
1011

Ozone (du)

311
309
306
304
303
302
301
302
304
304
304
306
308
306
306
306
307
308
308
308
310
311
312
312

Thursday 17

Waxing Crescent 49%

15:33

21:23

19 Bad
20 Good
21 Good
22 Good
23 Good
00 Good
01 OK
02 OK
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

Sun - Rise: 06:47, Set: 19:16, Transit: 13:00. Moon - Rise: 15:33, Set: 21:23. Civil Dark: 19:49 - 06:14. Nautical Dark: 20:29 - 05:34. Astro Dark: 21:11 - 04:52

Total Clouds (% Sky Obscured)

73
17
7
7
7
8
19
32
44
55
72
84
82
79
75
67
59
44
54
65
80
78
79
83

Low Clouds (% Sky Obscured)

51
9
0
4
6
8
8
10
12
18
17
15
8
12
13
10
8
5
14
23
32
29
25
25

Medium Clouds (% Sky Obscured)

72
7
7
7
4
6
5
4
0
2
7
10
0
1
1
1
1
1
5
9
13
12
12
11

High Clouds (% Sky Obscured)

0
0
3
3
0
0
7
15
24
39
62
76
62
49
31
23
15
8
33
57
80
78
77
81

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
0
0
0
0
2
2
0
2
4
4
6
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
11
11
11
10
10
9
9
10
9
9
8
9
9
9
9
10
10
10
17
15
13
15
15

Dew Point (°C)

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

Relative Humidity (%)

67
70
76
86
90
93
93
93
95
93
95
95
95
85
76
69
62
57
50
50
49
48
55
61

Pressure (mb)

1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

313
315
316
317
317
314
309
307
305
303
302
302
301
299
296
293
292
291
290
292
295
298
298
299

Friday 18

First Quarter 46%

16:20

22:09

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
17 Bad
18 Bad

Sun - Rise: 06:49, Set: 19:14, Transit: 13:00. Moon - Rise: 16:20, Set: 22:09. Civil Dark: 19:47 - 06:15. Nautical Dark: 20:27 - 05:36. Astro Dark: 21:08 - 04:54

Total Clouds (% Sky Obscured)

88
93
100
100
99
99
99
98
98
99
99
100
100
100
100
94
88
82
79
76
73
73
70
72

Low Clouds (% Sky Obscured)

18
7
0
25
49
74
83
91
98
99
99
99
99
98
98
78
58
39
29
19
12
16
26
26

Medium Clouds (% Sky Obscured)

29
51
73
72
71
69
78
88
97
78
60
42
32
22
12
9
10
15
14
13
11
17
17
21

High Clouds (% Sky Obscured)

87
91
100
97
93
85
82
75
69
77
88
100
96
92
87
81
75
67
55
43
28
32
39
56

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
5
3
5
7
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
6
6
15
18
19
31
39
45
41
32
22
26
28
32
29
26
24
21
18
11
10
8
2

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)

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

Chance of Frost

Temperature (°C)

15
15
15
15
15
15
15
15
16
16
16
16
16
16
17
17
17
18
19
19
20
20
19
18

Feels Like (°C)

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

Dew Point (°C)

10
10
10
11
12
13
13
14
15
15
16
16
15
16
16
16
14
12
10
9
9
9
10
11

Relative Humidity (%)

72
73
75
79
82
85
89
90
93
96
96
96
95
95
93
92
78
65
55
52
50
48
54
64

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1011
1011
1010
1011
1011
1011
1012
1012
1012
1013
1013
1014
1014
1014
1014
1015
1015

Ozone (du)

299
298
296
294
293
291
289
288
286
285
284
283
282
281
281
280
279
278
277
277
277
277
277
277

Saturday 19

Waxing Gibbous 59%

16:55

23:08

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 OK
12 OK

Sun - Rise: 06:50, Set: 19:11, Transit: 13:00. Moon - Rise: 16:55, Set: 23:08. Civil Dark: 19:45 - 06:17. Nautical Dark: 20:24 - 05:38. Astro Dark: 21:06 - 04:56

Total Clouds (% Sky Obscured)

85
86
86
86
86
85
86
86
87
86
77
67
57
52
52
49
47
45

Low Clouds (% Sky Obscured)

29
37
42
31
21
10
5
0
0
4
4
3
2
1
0
0
1
1

Medium Clouds (% Sky Obscured)

19
17
12
12
11
14
19
22
19
19
14
9
5
4
4
4
4
2

High Clouds (% Sky Obscured)

42
21
0
1
1
2
15
28
42
48
49
49
39
30
25
26
26
27

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
7
4
6
6
5
7
8
7
9
12
15
12
8
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)

15
14
14
13
11
10
8
8
7
7
6
5
5
5
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
77
79
83
87
90
93
93
90
90
90
90
91
80
71
63
55
49

Pressure (mb)

1016
1017
1017
1018
1019
1019
1020
1021
1021
1022
1023
1024
1025
1025
1026
1027
1027
1028

Ozone (du)

278
278
278
278
278
278
278
278
278
278
277
276
275
275
275
275
275
275

Forecast for Marlborough, Wiltshire, United Kingdom (51.42,-1.73)

Generated: 13/09/26 19:51:27. Forecast: 13/09/26 to 19/09/26. Timezone: UTC+1.00