Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 29

Waning Gibbous 86%

19:24

10:50

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
03 Bad

Sun - Rise: 07:05, Set: 18:49, Transit: 12:57. Moon - Rise: 19:24, Set: 10:50. Civil Dark: 19:22 - 06:32. Nautical Dark: 20:01 - 05:53. Astro Dark: 20:41 - 05:13

Total Clouds (% Sky Obscured)

92
95
99
96
84
99
100
100
99
80
93
99
98
90
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

92
95
93
95
75
93
82
61
28
18
16
17
38
11
51
83
33
26
19
14
71
75
85
90

Medium Clouds (% Sky Obscured)

0
0
17
9
7
13
1
0
6
17
25
37
36
31
55
98
87
96
69
88
90
96
97
97

High Clouds (% Sky Obscured)

0
28
5
4
10
60
90
100
98
58
83
94
90
50
100
100
100
98
100
87
100
94
96
100

ISS Passover

Visibility (miles)

8
9
9
9
9
5
9
9
9
9
9
9
9
9
5
9
9
9
9
9
9
9
9
8

Fog (%)

0
0
0
1
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
Very Light Rain
None
Light Rain
Very Light Rain
None
None
None
None
Light Rain
None

Precipitation Probability (%)

0
0
17
9
15
31
0
0
2
11
11
3
5
38
45
35
77
70
35
4
4
22
65
48

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
15
17
19
21
22
23
23
23
21
20
19
19
19
19
19
19
19
19
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
93
93
93
89
88
81
70
62
60
58
58
67
77
84
80
82
84
86
91
90
86
89

Pressure (mb)

1017
1016
1016
1015
1015
1015
1014
1013
1012
1012
1011
1011
1011
1010
1010
1010
1009
1009
1009
1008
1008
1007
1007
1007

Ozone (du)

304
303
302
302
302
299
298
296
294
292
291
286
282
282
280
279
279
279
279
278
278
278
278
278

Wednesday 30

Waning Gibbous 83%

19:53

12:18

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

Sun - Rise: 07:07, Set: 18:46, Transit: 12:56. Moon - Rise: 19:53, Set: 12:18. Civil Dark: 19:19 - 06:33. Nautical Dark: 19:58 - 05:55. Astro Dark: 20:38 - 05:15

Total Clouds (% Sky Obscured)

100
100
100
97
71
75
74
34
31
27
40
40
39
23
40
89
57
54
84
82
88
60
48
80

Low Clouds (% Sky Obscured)

100
99
90
68
71
75
54
21
20
17
24
26
28
17
28
27
47
43
81
76
88
32
30
79

Medium Clouds (% Sky Obscured)

100
100
68
93
60
60
60
8
3
0
0
0
0
6
22
79
21
17
48
32
6
26
4
65

High Clouds (% Sky Obscured)

100
100
100
55
50
50
0
0
0
0
3
3
0
0
3
52
0
0
0
0
0
0
1
0

ISS Passover

Visibility (miles)

9
8
9
9
4
8
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
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

64
69
58
54
56
22
1
2
0
0
0
0
4
6
19
54
30
5
2
4
3
30
2
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
90
89
93
95
89
78
65
57
50
48
50
55
62
68
70
79
84
78
78
78
90
93

Pressure (mb)

1007
1007
1008
1008
1009
1010
1011
1011
1012
1012
1012
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1017
1017

Ozone (du)

279
277
277
278
281
283
285
288
289
291
290
290
289
290
291
290
292
293
296
298
301
303
307
310

Thursday 1

Waning Gibbous 76%

20:36

13:42

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

Sun - Rise: 07:08, Set: 18:44, Transit: 12:56. Moon - Rise: 20:36, Set: 13:42. Civil Dark: 19:17 - 06:35. Nautical Dark: 19:56 - 05:56. Astro Dark: 20:36 - 05:16

Total Clouds (% Sky Obscured)

73
36
37
39
30
29
24
26
25
27
46
39
54
47
60
53
60
63
81
80
73
85
100
100

Low Clouds (% Sky Obscured)

19
21
23
25
22
19
17
19
15
16
34
25
41
14
12
0
14
15
20
18
19
19
20
20

Medium Clouds (% Sky Obscured)

70
7
3
0
0
0
0
0
0
0
6
10
5
8
20
25
29
5
26
22
21
19
14
41

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
13
34
59
49
60
62
76
72
51
68
100
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
93
91
90
80
73
63
56
50
46
45
46
48
59
67
70
72
75
79
84
86
87
88

Pressure (mb)

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

Ozone (du)

311
313
314
315
311
310
311
312
313
315
314
310
308
306
305
303
302
302
301
300
300
301
300
299

Friday 2

Waning Gibbous 66%

21:37

14:52

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

Sun - Rise: 07:10, Set: 18:42, Transit: 12:56. Moon - Rise: 21:37, Set: 14:52. Civil Dark: 19:15 - 06:37. Nautical Dark: 19:54 - 05:58. Astro Dark: 20:33 - 05:18

Total Clouds (% Sky Obscured)

100
100
100
95
91
84
80
81
56
24
24
22
34
46
57
58
95
92
92
94
94
91
93
91

Low Clouds (% Sky Obscured)

20
18
21
15
14
15
16
17
19
19
16
15
10
5
0
5
9
12
14
19
21
25
33
33

Medium Clouds (% Sky Obscured)

73
82
84
60
38
75
71
72
42
4
4
4
4
3
3
12
20
56
92
48
28
30
26
25

High Clouds (% Sky Obscured)

100
100
100
84
66
29
6
9
3
3
4
4
18
36
57
42
60
40
40
45
43
42
47
50

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
2
4
7
19
24
17

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)

6
6
6
6
7
8
11
12
12
12
12
12
12
10
8
6
6
6
6
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
86
87
89
79
70
60
52
48
44
41
43
47
59
69
79
83
86
87
89
89
87
87

Pressure (mb)

1028
1028
1028
1029
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

299
301
303
304
304
304
305
304
303
303
303
303
304
303
302
301
302
302
302
302
302
302
301
301

Saturday 3

Third Quarter 54%

22:53

15:44

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

Sun - Rise: 07:12, Set: 18:39, Transit: 12:55. Moon - Rise: 22:53, Set: 15:44. Civil Dark: 19:13 - 06:38. Nautical Dark: 19:51 - 06:00. Astro Dark: 20:31 - 05:20

Total Clouds (% Sky Obscured)

70
82
73
72
88
42
68
86
82
79
74
72
48
21
11
36
38
37
45
50
55
56
58
60

Low Clouds (% Sky Obscured)

32
36
31
33
33
31
30
32
30
31
62
72
48
15
9
17
11
9
6
2
0
1
4
6

Medium Clouds (% Sky Obscured)

18
12
3
4
5
2
4
4
3
3
4
3
0
0
0
9
10
11
11
11
10
9
8
7

High Clouds (% Sky Obscured)

29
46
38
45
70
21
45
72
60
45
45
36
3
0
0
1
2
3
13
22
35
37
38
37

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 (%)

27
24
14
10
7
1
1
0
0
3
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
87
86
80
71
63
56
55
54
54
55
58
63
74
83
86
89
92
92
93
92
92
91

Pressure (mb)

1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1029
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

301
302
302
301
301
300
300
301
302
304
305
307
308
309
306
302
301
300
299
300
300
300
301
301

Sunday 4

Waning Crescent 42%

00:19

16:20

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

Sun - Rise: 07:13, Set: 18:37, Transit: 12:55. Moon - Rise: 00:19, Set: 16:20. Civil Dark: 19:10 - 06:40. Nautical Dark: 19:49 - 06:01. Astro Dark: 20:29 - 05:22

Total Clouds (% Sky Obscured)

64
68
75
79
81
81
63
47
34
31
30
30
46
61
80
77
71
69
64
56
48
54
59
66

Low Clouds (% Sky Obscured)

6
6
7
6
7
9
11
10
11
13
14
16
16
15
12
9
5
0
1
2
2
5
7
13

Medium Clouds (% Sky Obscured)

5
5
5
13
20
26
19
11
4
4
4
4
3
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

39
40
39
34
34
34
24
14
6
4
3
2
28
54
80
77
71
69
64
48
35
36
40
44

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)

4
4
3
4
4
4
4
4
4
4
4
3
3
3
3
3
3
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
10
9
10
11
11
11
12
20
20
20
20
21
21
15
14
15
14
14
14
12
12

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
93
87
82
76
69
63
57
55
54
51
56
62
67
70
71
74
75
77
79
80
83

Pressure (mb)

1030
1030
1030
1030
1031
1031
1031
1031
1030
1030
1030
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028

Ozone (du)

302
303
303
303
303
303
302
301
300
298
296
295
293
292
291
290
289
289
288
289
289
289
289
288

Monday 5

Waning Crescent 31%

01:47

16:45

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

Sun - Rise: 07:15, Set: 18:35, Transit: 12:55. Moon - Rise: 01:47, Set: 16:45. Civil Dark: 19:08 - 06:42. Nautical Dark: 19:47 - 06:03. Astro Dark: 20:26 - 05:24

Total Clouds (% Sky Obscured)

68
68
70
54
42
31
24
16
8
6
3
1
1
1
2
3
4
5
17
31
51

Low Clouds (% Sky Obscured)

15
16
21
19
16
14
10
6
2
1
1
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
1
1
2
3
4
4
4
4
3
1
0
1
1
2
3
4
4
14
23
33

High Clouds (% Sky Obscured)

45
43
43
31
18
6
6
5
4
3
2
1
1
1
0
1
2
3
17
31
51

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
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
11
12
12
13
13
14
15
16
21
21
20
21
21
21
15
15
14
15
14

Dew Point (°C)

8
8
8
8
9
9
10
10
10
10
9
9
9
9
9
9
9
9
9
9
9

Relative Humidity (%)

84
84
85
85
80
75
69
64
59
55
51
49
47
52
58
65
69
75
80
83
84

Pressure (mb)

1028
1028
1028
1028
1027
1027
1027
1027
1026
1026
1025
1024
1023
1023
1023
1023
1023
1023
1023
1022
1021

Ozone (du)

288
288
288
288
288
288
287
287
286
285
285
285
284
284
283
283
284
285
286
287
287

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

Generated: 29/09/26 03:29:21. Forecast: 29/09/26 to 05/10/26. Timezone: UTC+1.00