Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 3

Waning Gibbous 63%

21:52

14:32

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:23, Set: 19:48, Transit: 13:06. Moon - Rise: 21:52, Set: 14:32. Civil Dark: 20:22 - 05:49. Nautical Dark: 21:05 - 05:07. Astro Dark: 21:51 - 04:21

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
98
88
87
86
81
88
93
91
95
96
99
100

Low Clouds (% Sky Obscured)

88
57
59
52
55
59
49
54
76
62
67
52
54
39
49
56
62
70
59
54
21
54
80
89

Medium Clouds (% Sky Obscured)

68
55
87
76
87
94
14
93
90
96
72
11
18
6
0
2
3
5
7
17
18
22
31
13

High Clouds (% Sky Obscured)

99
100
100
99
100
100
100
100
100
100
100
100
83
66
84
64
51
62
69
59
95
61
51
95

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 (%)

7
0
0
1
0
0
1
8
4
2
4
5
3
8
2
3
9
8
1
0
0
0
2
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
92
93
95
95
90
86
76
69
63
60
57
52
54
59
63
70
80
83
81
76
82
92
93

Pressure (mb)

1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1016
1017
1016
1017
1016
1016
1015
1014
1013

Ozone (du)

293
293
291
291
292
293
294
294
292
293
292
292
292
292
292
291
291
290
290
290
289
291
290
290

Friday 4

Third Quarter 51%

22:39

15:52

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

Sun - Rise: 06:25, Set: 19:46, Transit: 13:05. Moon - Rise: 22:39, Set: 15:52. Civil Dark: 20:20 - 05:51. Nautical Dark: 21:02 - 05:09. Astro Dark: 21:48 - 04:23

Total Clouds (% Sky Obscured)

100
100
95
100
100
100
97
100
100
100
100
96
99
100
100
100
100
100
94
9
15
20
99
85

Low Clouds (% Sky Obscured)

91
86
93
97
100
88
29
62
57
21
18
19
19
20
24
11
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

10
9
31
98
100
100
97
100
100
100
100
85
98
96
100
100
100
89
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
9
100
100
100
23
86
68
91
99
65
93
100
100
84
100
100
94
3
5
19
99
85

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

Precipitation Probability (%)

25
43
57
77
46
17
21
8
2
5
11
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.2
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
19
20
19
18
17
16
17
16
16
16
16
17
16
15
14
13
11
10
9
8
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
16
17
17
17
16
14
12
9
5
4
4
5
6
7
8
9
10
10
11
11
11
11

Relative Humidity (%)

88
85
86
88
88
86
84
74
65
53
43
38
38
42
47
53
59
65
74
76
83
86
92
93

Pressure (mb)

1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1015
1015
1015
1016
1016
1017
1017
1018
1019
1019
1020
1020
1021
1021

Ozone (du)

292
293
293
292
294
295
296
296
296
296
295
295
295
297
299
299
299
301
303
304
304
303
302
302

Saturday 5

Waning Crescent 39%

23:46

16:57

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

Sun - Rise: 06:26, Set: 19:43, Transit: 13:05. Moon - Rise: 23:46, Set: 16:57. Civil Dark: 20:18 - 05:52. Nautical Dark: 20:59 - 05:11. Astro Dark: 21:45 - 04:25

Total Clouds (% Sky Obscured)

54
33
69
66
78
49
78
71
73
63
71
55
31
49
58
76
70
51
9
21
18
20
20
20

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
10
14
12
10
11
14
17
23
44
43
34
38
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
1
0
6
4
6
7
7
4
2
15
9
52
70
40
6
5
9
4
1
7

High Clouds (% Sky Obscured)

49
21
62
65
75
48
72
50
39
26
36
25
6
3
4
29
22
10
1
16
5
20
20
15

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
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
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
10
9
10
10
14
15
17
18
19
18
20
19
19
19
17
16
15
15
13
13
11
11

Dew Point (°C)

11
10
10
10
9
9
9
9
8
7
7
6
5
5
4
5
7
7
7
7
7
8
7
7

Relative Humidity (%)

93
93
93
93
93
84
74
65
58
50
46
41
38
37
35
38
46
51
55
63
68
70
70
70

Pressure (mb)

1021
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1024
1024
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023

Ozone (du)

302
300
299
298
298
297
295
293
292
291
289
288
288
288
289
290
291
291
291
290
290
289
288
287

Sunday 6

Waning Crescent 28%

01:07

17:44

03 OK
04 OK
05 OK
06 OK
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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:28, Set: 19:41, Transit: 13:05. Moon - Rise: 01:07, Set: 17:44. Civil Dark: 20:15 - 05:54. Nautical Dark: 20:57 - 05:12. Astro Dark: 21:42 - 04:27

Total Clouds (% Sky Obscured)

25
30
35
35
53
64
57
57
61
83
83
83
82
88
94
99
97
75
70
70
72
72
58
52

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
15
28
41
47
45
48
47
47

Medium Clouds (% Sky Obscured)

25
30
35
35
10
64
30
9
2
4
2
3
12
13
87
81
34
0
0
6
13
18
10
5

High Clouds (% Sky Obscured)

15
15
15
10
27
31
39
49
61
80
74
67
65
78
88
99
95
55
50
50
50
45
30
15

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
4
2
1
6
8
3
11
8
0
2
2
0
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)

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

Chance of Frost

Temperature (°C)

12
13
13
13
13
15
17
19
21
22
24
24
24
24
23
22
21
20
19
17
17
17
16
16

Feels Like (°C)

10
11
11
10
11
12
13
16
19
20
20
20
19
19
19
19
17
17
18
18
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

71
72
76
76
75
69
63
54
45
39
36
34
33
34
39
44
48
53
57
68
76
81
86
95

Pressure (mb)

1023
1022
1021
1021
1020
1020
1020
1019
1019
1018
1017
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

286
286
286
286
288
290
290
290
288
288
288
290
291
292
294
294
297
299
300
300
302
304
307
308

Monday 7

Waning Crescent 18%

02:36

18:16

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:30, Set: 19:39, Transit: 13:04. Moon - Rise: 02:36, Set: 18:16. Civil Dark: 20:13 - 05:56. Nautical Dark: 20:54 - 05:14. Astro Dark: 21:39 - 04:30

Total Clouds (% Sky Obscured)

45
49
89
95
95
94
94
95
98
100
100
100
100
100
100
100
99
100
100
100
100
100
95
87

Low Clouds (% Sky Obscured)

45
43
47
69
73
84
67
56
29
17
18
18
21
12
9
0
7
6
3
35
66
98
75
53

Medium Clouds (% Sky Obscured)

0
2
3
3
3
4
3
7
5
73
37
97
56
98
97
97
98
99
100
100
99
99
80
60

High Clouds (% Sky Obscured)

0
6
55
55
55
50
54
67
83
100
100
100
100
100
100
100
99
99
100
100
100
100
73
46

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
1
2
1
6
5
4
8
3
0
1
0
0
0
0
0
2
10
23
45
60
68
61
61

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.2
0.2

Wind Speed/Direction (mph)

9
9
8
8
8
9
10
12
12
13
14
15
15
16
15
13
12
13
12
12
12
12
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
15
15
15
15
15
14
12
8
7
8
8
9
9
9
9
11
11
11
11
12
12
11

Relative Humidity (%)

96
95
95
96
95
93
83
77
65
50
47
50
50
54
56
59
63
67
70
75
79
82
86
86

Pressure (mb)

1014
1014
1014
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1015
1015
1014
1014
1014
1014
1014

Ozone (du)

307
305
304
303
302
300
299
300
299
299
298
298
297
296
296
295
295
296
297
298
300
302
304
307

Tuesday 8

Waning Crescent 9%

No Rise

18:39

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

Sun - Rise: 06:31, Set: 19:37, Transit: 13:04. Moon - Rise: No Rise, Set: 18:39. Civil Dark: 20:11 - 05:57. Nautical Dark: 20:52 - 05:16. Astro Dark: 21:36 - 04:32

Total Clouds (% Sky Obscured)

81
61
42
27
19
12
10
22
37
52
45
39
35
33
31
28
28
29
29
39
46
54
60
65

Low Clouds (% Sky Obscured)

30
21
11
3
4
3
3
20
36
52
43
34
25
20
15
11
10
11
10
9
8
7
8
9

Medium Clouds (% Sky Obscured)

41
31
20
10
3
2
0
0
0
0
0
0
0
2
2
2
2
1
0
1
1
4
22
40

High Clouds (% Sky Obscured)

19
18
14
1
1
0
0
0
0
0
2
4
5
3
3
2
1
1
0
0
1
1
10
18

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

Very 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 (%)

63
54
47
35
33
27
6
11
15
13
10
8
1
10
15
17
17
16
9
8
5
0
10
11

Precipitation Amount (mm)

0.2
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
11
9
8
7
10
12
15
16
18
19
19
20
20
18
17
15
13
11
10
10
10
10
10

Chance of Frost

Temperature (°C)

13
13
12
12
11
13
14
15
16
17
18
18
18
18
17
16
15
14
13
12
11
11
10
10

Feels Like (°C)

11
12
12
11
10
9
10
9
10
10
11
15
13
13
13
13
13
10
10
11
11
10
10
8

Dew Point (°C)

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

Relative Humidity (%)

86
87
87
89
88
79
71
63
56
49
43
44
45
46
53
59
68
71
77
83
81
81
80
82

Pressure (mb)

1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

311
314
319
323
328
332
337
341
340
339
338
338
337
337
338
339
341
344
347
350
348
345
343
345

Wednesday 9

Waning Crescent 4%

04:05

18:56

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
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:33, Set: 19:34, Transit: 13:04. Moon - Rise: 04:05, Set: 18:56. Civil Dark: 20:08 - 05:59. Nautical Dark: 20:49 - 05:18. Astro Dark: 21:33 - 04:34

Total Clouds (% Sky Obscured)

70
69
68
71
77
69
61
69
78
86
83
80
77
79
77
79
77
78
79
74
69
64

Low Clouds (% Sky Obscured)

14
16
23
20
21
24
25
26
26
26
18
10
6
11
12
13
10
7
3
3
2
1

Medium Clouds (% Sky Obscured)

59
40
28
20
15
10
3
7
10
18
18
14
8
9
8
6
2
1
0
21
42
64

High Clouds (% Sky Obscured)

24
33
47
71
57
29
0
0
0
0
0
0
0
4
13
25
34
44
45
40
40
40

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

Fog (%)

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

Precipitation Probability (%)

0
7
10
0
1
3
0
6
12
15
14
18
22
15
9
8
7
5
0
1
1
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

Wind Speed/Direction (mph)

10
9
9
9
9
11
13
16
16
16
16
15
16
16
15
14
14
12
10
8
7
6

Chance of Frost

Temperature (°C)

10
9
9
9
9
11
12
14
14
15
15
16
17
18
17
16
15
14
13
12
11
11

Feels Like (°C)

8
9
8
8
8
8
9
8
9
10
10
14
14
14
14
15
16
11
11
11
10
9

Dew Point (°C)

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

Relative Humidity (%)

85
88
90
91
93
77
65
54
51
49
46
43
41
38
43
49
55
61
66
72
75
79

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1014
1014
1014
1015
1015
1015
1015
1015

Ozone (du)

346
348
344
340
337
335
333
331
330
329
329
325
321
317
313
310
306
304
302
301
299
298

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

Generated: 03/09/26 03:39:02. Forecast: 03/09/26 to 09/09/26. Timezone: UTC+1.00