Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 21

Waxing Gibbous 74%

17:45

01:41

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 OK
16 OK
17 OK
18 OK
19 OK
20 Bad
21 Bad

Sun - Rise: 07:01, Set: 19:12, Transit: 13:06. Moon - Rise: 17:45, Set: 01:41. Civil Dark: 19:44 - 06:28. Nautical Dark: 20:23 - 05:49. Astro Dark: 21:03 - 05:09

Total Clouds (% Sky Obscured)

90
91
89
84
82
80
84
86
91
94
90
88
87
78
74
68
56
40
35
31
30
41
83
97

Low Clouds (% Sky Obscured)

90
88
89
84
82
80
84
86
90
93
89
88
87
78
74
68
56
40
35
31
30
41
64
78

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
42
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
7
7
7
9
9
9
9

Fog (%)

0
0
0
0
25
100
100
100
95
80
83
97
73
0
0
0
0
3
6
12
20
43
100
100

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
1
1
3
0
2
2
0
2
1
1
2
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
3
3
2
2
2
2
2
2
1
1
3
4
6
7
7
7
6
6
4
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
86
87
89
89
89
89
89
89
89
87
82
77
73
69
67
64
63
61
64
71
80
82
82

Pressure (mb)

1031
1031
1031
1031
1030
1030
1030
1029
1030
1030
1030
1030
1030
1030
1029
1029
1029
1028
1027
1027
1027
1027
1027
1027

Ozone (du)

270
269
271
273
274
274
273
273
273
274
273
272
271
271
272
273
273
274
275
274
273
272
271
272

Tuesday 22

Waxing Gibbous 85%

18:02

02:56

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 OK
11 Bad
12 Bad
13 OK
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:02, Set: 19:09, Transit: 13:06. Moon - Rise: 18:02, Set: 02:56. Civil Dark: 19:42 - 06:30. Nautical Dark: 20:20 - 05:51. Astro Dark: 21:00 - 05:11

Total Clouds (% Sky Obscured)

100
99
85
100
83
100
100
100
100
97
91
51
34
47
51
35
33
61
67
75
85
100
83
100

Low Clouds (% Sky Obscured)

63
27
40
40
40
40
45
49
45
31
34
22
20
27
43
24
18
10
9
0
0
0
0
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
99
3
15
20
100
100
67
100
97
66
8
0
0
0
1
3
46
64
74
85
100
83
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 (%)

91
79
83
86
95
100
100
93
99
98
59
20
6
1
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
1
0
1
1
2
2
2
3
2
3
2
4
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)

2
2
1
1
1
1
1
3
2
3
4
6
10
12
12
13
12
13
11
10
9
7
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
89
90
92
92
92
90
93
93
93
92
82
70
59
57
53
50
49
53
56
64
80
87
87

Pressure (mb)

1027
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026
1026

Ozone (du)

272
274
275
276
277
275
275
275
276
276
278
280
287
293
295
296
295
294
294
294
293
293
292
293

Wednesday 23

Waxing Gibbous 92%

18:16

04:11

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: 07:04, Set: 19:07, Transit: 13:05. Moon - Rise: 18:16, Set: 04:11. Civil Dark: 19:40 - 06:31. Nautical Dark: 20:18 - 05:53. Astro Dark: 20:58 - 05:13

Total Clouds (% Sky Obscured)

75
85
100
96
100
96
100
89
75
93
93
75
87
85
69
99
89
99
100
66
49
61
65
71

Low Clouds (% Sky Obscured)

20
24
23
26
23
27
28
27
26
24
18
20
60
60
61
43
22
24
22
12
11
19
29
35

Medium Clouds (% Sky Obscured)

0
0
0
1
0
7
8
7
11
17
9
1
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

48
61
99
85
100
78
100
60
28
60
85
45
66
63
42
99
89
99
100
47
30
35
25
17

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
2
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)

3
4
4
3
3
3
3
2
2
2
2
2
3
7
9
10
10
10
9
8
8
6
5
4

Chance of Frost

Temperature (°C)

11
10
9
8
8
8
7
8
7
7
7
11
14
17
19
20
20
20
20
20
18
16
16
15

Feels Like (°C)

10
8
8
6
6
6
6
6
6
6
6
10
13
16
18
18
19
20
19
19
18
16
15
15

Dew Point (°C)

9
8
7
5
4
4
4
4
3
4
3
5
9
13
14
15
14
14
15
15
15
16
15
14

Relative Humidity (%)

88
90
87
79
78
77
78
78
77
81
75
66
69
74
73
71
68
68
70
75
82
95
95
95

Pressure (mb)

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

Ozone (du)

292
292
291
289
287
286
284
284
284
284
281
280
278
278
277
277
277
277
277
277
277
276
275
275

Thursday 24

Waxing Gibbous 97%

18:29

05:28

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

Sun - Rise: 07:05, Set: 19:05, Transit: 13:05. Moon - Rise: 18:29, Set: 05:28. Civil Dark: 19:37 - 06:33. Nautical Dark: 20:16 - 05:54. Astro Dark: 20:56 - 05:15

Total Clouds (% Sky Obscured)

57
50
47
59
68
77
76
71
72
67
62
60
52
48
40
53
64
99
100
100
100
99
98
98

Low Clouds (% Sky Obscured)

34
30
28
34
42
45
40
40
35
38
35
33
29
25
21
24
27
23
27
28
32
24
12
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
5
4
4
4
9
6
9
27
12
7
3
3
3

High Clouds (% Sky Obscured)

2
2
3
2
2
2
1
2
2
2
0
0
0
0
0
24
50
98
100
100
100
98
96
94

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
3
3
2
6
6
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)

3
3
3
2
2
1
1
1
2
2
2
1
1
3
4
6
7
9
10
8
6
4
5
4

Chance of Frost

Temperature (°C)

14
14
13
12
12
11
11
11
11
10
11
13
15
17
20
22
22
22
22
20
19
16
15
14

Feels Like (°C)

15
15
15
14
14
14
14
13
12
12
13
15
17
20
22
24
24
22
20
19
18
17
15
14

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
93
93
91
90
90
88
86
77
68
59
52
49
46
45
49
56
65
79
83
89

Pressure (mb)

1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1018
1018
1018
1019
1019

Ozone (du)

274
273
274
274
274
274
274
275
276
276
277
278
280
281
282
282
282
282
282
281
280
278
277
277

Friday 25

Waxing Gibbous 99%

18:41

06:45

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: 07:07, Set: 19:03, Transit: 13:05. Moon - Rise: 18:41, Set: 06:45. Civil Dark: 19:35 - 06:34. Nautical Dark: 20:13 - 05:56. Astro Dark: 20:53 - 05:16

Total Clouds (% Sky Obscured)

98
98
85
61
64
68
68
78
95
85
91
98
100
97
95
96
97
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
4
7
12
18
24
27
26
26
18
9
0
1
1
2
18
33
49
51
40
33
34
44
57

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
5
5
10
15
96
74
58
72
85
99
99
100
100
83
66
48

High Clouds (% Sky Obscured)

86
79
50
20
30
40
45
60
91
80
90
98
100
94
93
92
86
79
74
68
59
80
99
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
3
5
9
18
27
31
58
50
35
47
53
59
70
60
45

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.5
0.3
0.2

Wind Speed/Direction (mph)

4
3
3
3
4
4
4
4
3
3
3
3
3
3
5
5
6
6
6
6
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
11
12
12
11
11
10
10
8
11
12
13
14
15
17
16
17
17
18
18
18
13
13

Dew Point (°C)

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

Relative Humidity (%)

92
92
93
93
93
93
95
95
93
95
93
86
78
69
60
54
54
55
56
61
67
71
75
78

Pressure (mb)

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

Ozone (du)

277
277
277
277
277
278
278
279
279
280
282
281
281
282
281
280
280
280
281
283
286
289
290
292

Saturday 26

Full Moon 100%

18:56

08:05

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

Sun - Rise: 07:08, Set: 19:00, Transit: 13:04. Moon - Rise: 18:56, Set: 08:05. Civil Dark: 19:33 - 06:36. Nautical Dark: 20:11 - 05:58. Astro Dark: 20:51 - 05:18

Total Clouds (% Sky Obscured)

100
100
100
94
85
73
58
45
36
31
28
22
35
45
59
73
87
100
100
100
100
86
70
49

Low Clouds (% Sky Obscured)

70
84
96
93
85
73
58
45
36
31
28
22
19
10
0
0
3
35
21
16
0
0
0
0

Medium Clouds (% Sky Obscured)

35
21
7
5
3
0
0
0
0
0
0
0
1
9
17
18
20
22
14
8
4
23
43
49

High Clouds (% Sky Obscured)

89
78
67
46
24
2
1
0
0
2
4
6
21
36
49
67
82
100
100
100
100
86
70
49

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

Precipitation Probability (%)

38
41
23
69
63
30
25
15
9
7
9
4
10
9
2
10
22
20
29
32
15
9
8
2

Precipitation Amount (mm)

0
0
0
0.4
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
4
3
2
2
2
3
3
2
2
2
3
4
6
8
11
11
11
11
9
8
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
82
83
83
84
86
86
89
90
95
86
79
72
63
54
46
47
48
48
57
67
80
84
89

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

294
294
294
294
294
294
294
294
293
293
294
294
295
295
296
297
298
299
301
301
302
302
303
304

Sunday 27

Waning Gibbous 98%

19:13

09:28

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: 07:10, Set: 18:58, Transit: 13:04. Moon - Rise: 19:13, Set: 09:28. Civil Dark: 19:31 - 06:38. Nautical Dark: 20:09 - 05:59. Astro Dark: 20:48 - 05:20

Total Clouds (% Sky Obscured)

56
68
77
79
82
85
91
96
100
96
93
89
80
65
47
51
67
84
84
85
86

Low Clouds (% Sky Obscured)

0
2
6
10
10
10
13
20
23
24
29
29
36
46
47
51
66
79
67
52
38

Medium Clouds (% Sky Obscured)

56
68
77
78
69
58
69
81
95
88
82
74
52
29
3
3
3
4
4
4
4

High Clouds (% Sky Obscured)

36
33
44
35
35
35
38
41
40
45
45
45
27
15
0
25
55
84
84
85
84

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 (%)

4
3
1
3
3
1
4
6
4
21
27
20
21
26
23
25
24
21
21
20
15

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
4
4
5
5
4
4
4
4
4
4
6
10
14
13
13
13
11
9

Chance of Frost

Temperature (°C)

12
12
12
11
11
11
11
11
11
10
11
12
14
16
17
19
19
19
19
18
17

Feels Like (°C)

12
11
11
10
10
10
10
10
9
9
9
10
11
11
12
14
19
18
17
17
18

Dew Point (°C)

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

Relative Humidity (%)

92
93
93
93
93
95
95
93
95
95
84
76
68
60
55
50
51
53
55
63
71

Pressure (mb)

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

Ozone (du)

305
305
305
305
304
303
302
303
303
304
309
313
317
315
313
310
308
306
304
303
302

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 21/09/26 22:20:04. Forecast: 21/09/26 to 27/09/26. Timezone: UTC+1.00