Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 17

Waxing Crescent 49%

15:34

No Set

22 OK
23 OK
00 OK
01 OK
02 Good
03 OK
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

Sun - Rise: 06:47, Set: 19:14, Transit: 13:01. Moon - Rise: 15:34, Set: No Set. Civil Dark: 19:47 - 06:14. Nautical Dark: 20:27 - 05:34. Astro Dark: 21:09 - 04:52

Total Clouds (% Sky Obscured)

45
35
28
19
0
26
89
100
100
100
71
83
92
95
95
99
100
100
100
98
99
99
97
97

Low Clouds (% Sky Obscured)

4
4
0
0
0
5
8
22
22
34
26
27
59
95
83
54
55
57
72
82
94
99
95
64

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
51
21
24
20
22
55
93
97
95
98
89
88
93
49

High Clouds (% Sky Obscured)

0
0
0
0
0
18
86
100
100
100
47
33
48
33
12
94
84
97
100
35
15
14
14
88

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
0
0
0
0
4
2
17
20
28
14
5
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)

7
6
7
7
7
7
6
6
6
7
6
8
10
11
13
16
16
17
15
14
16
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
86
90
93
95
95
95
95
95
93
87
79
70
65
60
58
51
61
63
65
66
66
68
73

Pressure (mb)

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

Ozone (du)

310
314
312
310
309
306
303
301
301
299
299
298
295
292
288
287
287
287
286
288
289
291
290
291

Friday 18

First Quarter 59%

16:21

22:08

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:49, Set: 19:12, Transit: 13:00. Moon - Rise: 16:21, Set: 22:08. Civil Dark: 19:45 - 06:15. Nautical Dark: 20:25 - 05:36. Astro Dark: 21:06 - 04:54

Total Clouds (% Sky Obscured)

100
99
96
94
100
99
100
100
100
100
99
100
100
98
100
100
100
97
100
100
100
98
100
98

Low Clouds (% Sky Obscured)

87
82
86
80
82
48
48
50
29
28
52
89
76
86
91
100
100
83
91
57
55
50
48
40

Medium Clouds (% Sky Obscured)

38
12
21
8
7
9
6
57
92
24
64
99
39
26
33
36
31
30
36
100
97
97
98
96

High Clouds (% Sky Obscured)

89
92
73
61
98
41
100
98
100
100
94
32
95
71
95
85
57
91
87
62
83
19
14
41

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
1
1
0
0
0
0
0
2
2
4
16
19
47
48
33
17
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
82
82
78
78
83
87
87
89
87
81
83
76
77
78
80
85
76
80
80
81
83
87

Pressure (mb)

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

Ozone (du)

292
291
290
290
289
291
292
292
292
292
291
288
288
288
287
288
287
287
287
286
286
288
288
289

Saturday 19

Waxing Gibbous 68%

16:57

23:07

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:50, Set: 19:09, Transit: 13:00. Moon - Rise: 16:57, Set: 23:07. Civil Dark: 19:43 - 06:17. Nautical Dark: 20:22 - 05:37. Astro Dark: 21:04 - 04:56

Total Clouds (% Sky Obscured)

100
99
97
74
99
97
100
100
100
100
94
83
74
82
91
99
97
99
100
100
80
76
70
50

Low Clouds (% Sky Obscured)

52
47
31
21
23
16
40
30
23
13
10
15
59
61
61
52
39
36
38
41
22
11
7
5

Medium Clouds (% Sky Obscured)

59
25
22
15
14
97
28
49
16
7
13
7
65
70
75
42
60
94
90
53
25
22
15
12

High Clouds (% Sky Obscured)

100
88
97
73
99
29
100
100
100
100
94
83
6
43
73
97
89
97
100
98
45
47
41
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 (%)

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
4
3
9
14
19
13
21
4
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)

13
12
11
11
11
10
9
8
8
8
7
7
8
8
9
8
7
8
8
8
7
4
3
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
15
15
14
14
14
14
14
13
13
10
9
8
10
11
10
10
10
10
10
11
10
10

Relative Humidity (%)

89
89
93
96
95
95
95
95
96
95
92
76
65
61
65
66
64
61
64
66
65
73
78
80

Pressure (mb)

1020
1020
1021
1021
1021
1022
1022
1022
1023
1024
1025
1026
1026
1027
1028
1028
1028
1028
1028
1028
1029
1029
1030
1030

Ozone (du)

290
290
290
289
288
285
285
285
285
284
283
282
282
283
283
283
283
282
282
281
280
280
279
277

Sunday 20

Waxing Gibbous 77%

17:22

00:15

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
19 Bad
20 OK
21 OK

Sun - Rise: 06:52, Set: 19:07, Transit: 13:00. Moon - Rise: 17:22, Set: 00:15. Civil Dark: 19:40 - 06:19. Nautical Dark: 20:20 - 05:39. Astro Dark: 21:01 - 04:58

Total Clouds (% Sky Obscured)

58
73
86
88
92
88
85
82
82
77
69
59
61
64
63
58
61
53
55
66
78
71
42
36

Low Clouds (% Sky Obscured)

3
1
0
0
0
0
5
10
28
14
16
13
16
14
16
25
40
43
50
57
67
61
37
31

Medium Clouds (% Sky Obscured)

9
6
4
6
7
9
14
10
10
9
8
7
10
12
16
20
20
16
17
13
12
12
12
9

High Clouds (% Sky Obscured)

45
70
86
84
77
67
48
25
10
15
11
14
11
10
6
3
4
2
2
2
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 (%)

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 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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
11
10
10
9
9
8
8
8
10
12
15
17
18
21
20
21
22
22
21
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

81
81
83
81
83
83
81
81
80
78
73
69
67
64
62
60
59
59
59
60
67
75
80
89

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1032
1032
1031
1031
1031
1031
1030
1030
1029
1029
1029
1030
1030

Ozone (du)

277
276
275
275
276
276
276
274
273
272
272
272
272
272
272
272
273
273
273
274
275
275
275
276

Monday 21

Waxing Gibbous 74%

17:42

01:29

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

Sun - Rise: 06:54, Set: 19:05, Transit: 12:59. Moon - Rise: 17:42, Set: 01:29. Civil Dark: 19:38 - 06:20. Nautical Dark: 20:17 - 05:41. Astro Dark: 20:58 - 05:00

Total Clouds (% Sky Obscured)

37
39
34
36
42
49
59
62
64
60
56
52
58
69
83
79
75
71
77
83
92
95
97
100

Low Clouds (% Sky Obscured)

28
25
23
28
37
47
48
44
37
29
22
19
17
28
39
42
46
48
61
75
90
95
94
97

Medium Clouds (% Sky Obscured)

7
6
4
3
2
0
1
2
0
2
2
2
2
4
4
8
8
9
9
7
8
5
2
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
22
43
65
43
23
0
7
12
17
26
37
43

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
0
0
0
0
0
3
4
1
5
6
6
5
4
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)

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

Chance of Frost

Temperature (°C)

16
16
15
15
15
15
15
14
14
14
15
17
18
19
20
21
21
22
22
21
20
19
19
18

Feels Like (°C)

18
18
18
17
17
17
17
17
17
16
17
19
20
21
22
22
22
22
22
23
23
23
17
17

Dew Point (°C)

14
14
14
14
14
14
13
13
13
14
14
14
14
14
13
13
12
12
12
12
13
13
13
12

Relative Humidity (%)

89
90
90
92
93
93
92
93
93
95
92
83
75
69
63
59
56
54
53
57
61
66
68
70

Pressure (mb)

1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1030
1030
1030
1030
1029
1029
1028
1028
1028
1027
1027
1027
1027
1028

Ozone (du)

275
275
275
276
276
276
276
276
276
275
275
276
276
276
276
277
276
276
276
275
274
274
273
273

Tuesday 22

Waxing Gibbous 85%

17:57

02:45

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:55, Set: 19:02, Transit: 12:59. Moon - Rise: 17:57, Set: 02:45. Civil Dark: 19:36 - 06:22. Nautical Dark: 20:15 - 05:43. Astro Dark: 20:56 - 05:02

Total Clouds (% Sky Obscured)

99
98
95
94
95
97
91
82
72
78
87
94
96
98
100
100
100
100
93
86
80
78
73
67

Low Clouds (% Sky Obscured)

93
89
85
87
89
91
73
55
37
50
62
75
81
86
92
95
97
100
93
86
80
78
73
67

Medium Clouds (% Sky Obscured)

3
7
10
10
5
5
5
10
10
22
24
17
11
6
0
0
0
0
0
0
0
8
18
28

High Clouds (% Sky Obscured)

62
71
61
61
57
66
81
68
68
76
80
89
90
95
100
94
88
82
81
83
80
78
73
67

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
1
0
0
0
0
4
4
5
4
4
0
5
7
8
8
8
9
6
2
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
5
5
4
4
4
4
5
6
7
7
8
8
7
7
6
7
7
6
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
72
74
75
75
75
75
79
83
87
82
78
74
71
67
64
64
62
62
64
65
67
69
71

Pressure (mb)

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

Ozone (du)

272
272
272
271
271
272
272
273
273
274
275
276
278
278
278
279
279
279
279
279
280
280
283
285

Wednesday 23

Waxing Gibbous 92%

18:10

04:02

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: 06:57, Set: 19:00, Transit: 12:58. Moon - Rise: 18:10, Set: 04:02. Civil Dark: 19:33 - 06:24. Nautical Dark: 20:13 - 05:44. Astro Dark: 20:53 - 05:04

Total Clouds (% Sky Obscured)

71
76
84
76
66
59
53
49
54
63
72
80
77
60
74
66
57
49
52
55
58

Low Clouds (% Sky Obscured)

71
70
57
39
21
3
3
2
3
5
7
11
18
25
29
33
38
44
32
21
9

Medium Clouds (% Sky Obscured)

51
72
84
64
39
14
9
4
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

71
72
74
58
42
23
23
24
13
32
34
37
38
39
40
31
21
12
17
25
38

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

Fog (%)

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

Precipitation Probability (%)

0
1
5
2
0
0
0
0
0
0
1
0
0
2
0
0
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
13
13
13
13
13
12
12
12
11
13
14
16
17
18
20
20
20
20
18
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
76
80
84
86
89
90
92
93
93
87
80
75
71
66
62
63
63
63
68
72

Pressure (mb)

1026
1026
1026
1026
1026
1025
1025
1025
1025
1026
1026
1026
1026
1025
1025
1024
1024
1023
1023
1023
1023

Ozone (du)

288
292
295
299
299
298
298
296
295
293
294
294
295
295
294
294
293
292
290
289
288

Forecast for Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 17/09/26 22:50:32. Forecast: 17/09/26 to 23/09/26. Timezone: UTC+1.00