Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

First Quarter 49%

15:35

22:22

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:56, Set: 19:21, Transit: 13:08. Moon - Rise: 15:35, Set: 22:22. Civil Dark: 19:53 - 06:23. Nautical Dark: 20:32 - 05:44. Astro Dark: 21:13 - 05:04

Total Clouds (% Sky Obscured)

89
91
93
97
95
100
100
100
100
100
100
99
91
77
91
91
72
92
89
99
99
87
95
78

Low Clouds (% Sky Obscured)

40
17
28
33
44
35
57
88
86
93
100
52
52
47
76
84
69
72
65
84
25
22
27
15

Medium Clouds (% Sky Obscured)

13
91
93
97
82
96
100
91
99
98
96
60
75
66
26
14
4
21
24
12
15
10
79
66

High Clouds (% Sky Obscured)

81
48
83
58
63
99
85
98
100
100
100
35
2
3
2
14
22
28
54
91
98
64
85
36

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 (%)

3
4
1
2
3
7
6
12
13
2
0
0
3
1
1
2
4
2
1
8
4
3
5
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)

6
5
6
10
12
13
14
14
12
12
11
11
11
10
9
9
9
9
9
10
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
83
74
65
59
52
48
54
63
66
65
66
73
79
83
83
82
81
82
86
82
86
87
85

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

296
295
292
290
288
286
286
284
283
285
287
287
289
288
287
288
289
289
289
288
287
286
287
288

Saturday 19

Waxing Gibbous 59%

16:22

23:20

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:58, Set: 19:18, Transit: 13:07. Moon - Rise: 16:22, Set: 23:20. Civil Dark: 19:51 - 06:25. Nautical Dark: 20:30 - 05:46. Astro Dark: 21:11 - 05:06

Total Clouds (% Sky Obscured)

97
100
98
97
99
96
95
100
99
99
100
100
100
100
100
97
100
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

27
27
36
63
98
90
92
100
83
57
34
40
42
96
89
35
47
53
78
77
70
79
78
78

Medium Clouds (% Sky Obscured)

68
10
6
17
14
17
50
36
49
32
76
83
23
29
9
29
82
92
96
95
97
13
12
13

High Clouds (% Sky Obscured)

71
100
95
83
56
35
29
47
92
80
100
100
83
100
100
73
100
100
100
100
100
96
88
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
2
1
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 (%)

2
4
3
5
14
17
17
16
23
35
32
8
10
8
12
7
9
4
1
3
4
6
8
5

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
9
12
15
16
16
15
14
14
15
14
11
9
9
9
8
7
8
8
7
7
7
6
5

Chance of Frost

Temperature (°C)

15
16
17
19
20
20
21
21
21
20
20
19
19
18
18
18
18
18
17
16
16
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
85
79
75
74
74
81
87
85
67
61
67
73
80
75
76
88
88
85
83
87
85
83
83

Pressure (mb)

1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1019
1019
1020
1021
1021
1021
1022
1022
1022
1023
1023
1023
1024
1024

Ozone (du)

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

Sunday 20

Waxing Gibbous 68%

16:58

00:28

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

Sun - Rise: 06:59, Set: 19:16, Transit: 13:07. Moon - Rise: 16:58, Set: 00:28. Civil Dark: 19:49 - 06:26. Nautical Dark: 20:28 - 05:48. Astro Dark: 21:08 - 05:07

Total Clouds (% Sky Obscured)

99
100
100
92
97
100
95
100
100
87
48
22
42
45
25
49
25
98
89
90
81
67
71
78

Low Clouds (% Sky Obscured)

82
28
27
16
32
64
26
13
12
13
6
0
0
0
0
0
0
20
22
28
30
33
32
34

Medium Clouds (% Sky Obscured)

18
24
65
29
42
88
12
4
4
4
4
8
5
0
0
0
1
1
3
6
8
7
7
8

High Clouds (% Sky Obscured)

91
100
100
82
83
100
95
100
100
70
25
12
34
32
20
48
20
93
68
55
29
6
12
19

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 (%)

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

Chance of Frost

Temperature (°C)

14
15
16
16
17
18
18
19
19
19
18
17
15
13
12
11
10
9
8
8
8
8
8
8

Feels Like (°C)

13
14
14
14
15
16
16
17
17
18
17
17
15
12
11
11
9
9
7
7
7
7
9
9

Dew Point (°C)

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

Relative Humidity (%)

84
83
77
68
61
56
57
52
47
45
46
56
74
77
79
80
84
85
87
88
88
90
91
90

Pressure (mb)

1025
1026
1027
1027
1028
1028
1029
1029
1029
1029
1029
1029
1030
1031
1031
1032
1032
1032
1032
1032
1032
1032
1032
1032

Ozone (du)

284
283
282
281
281
280
280
279
279
280
279
280
280
279
279
279
278
277
276
276
276
275
275
276

Monday 21

Waxing Gibbous 77%

17:25

01:41

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

Sun - Rise: N/A, Set: 19:14, Transit: 13:06. Moon - Rise: 17:25, Set: 01:41. Civil Dark: 19:46 - 06:28. Nautical Dark: 20:25 - 05:49. Astro Dark: 21:06 - 05:09

Total Clouds (% Sky Obscured)

73
74
64
64
60
58
52
46
41
51
57
64
64
59
59
52
49
43
47
47
50
47
48
54

Low Clouds (% Sky Obscured)

27
23
17
20
24
25
27
25
24
34
28
30
29
28
20
22
20
21
27
31
35
37
44
51

Medium Clouds (% Sky Obscured)

10
9
11
9
8
4
3
1
0
1
3
4
6
4
4
4
4
4
2
3
3
0
0
0

High Clouds (% Sky Obscured)

9
12
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
7
7
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)

2
2
2
2
2
2
2
3
4
4
3
2
2
1
1
2
2
2
3
2
3
2
2
2

Chance of Frost

Temperature (°C)

8
10
12
15
17
19
21
21
22
22
21
20
19
17
16
15
14
14
13
13
13
12
12
13

Feels Like (°C)

9
11
13
17
19
21
23
24
23
23
22
22
21
20
19
17
16
16
15
15
14
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

91
88
79
70
63
56
54
51
52
54
61
67
82
88
89
92
92
90
92
92
92
92
90
92

Pressure (mb)

1032
1033
1033
1033
1033
1032
1032
1032
1031
1031
1031
1030
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030

Ozone (du)

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

Tuesday 22

Waxing Gibbous 85%

17:45

02:56

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

Sun - Rise: 07:01, Set: 19:12, Transit: 13:06. Moon - Rise: 17:45, Set: 02:56. Civil Dark: 19:44 - 06:30. Nautical Dark: 20:23 - 05:51. Astro Dark: 21:03 - 05:11

Total Clouds (% Sky Obscured)

58
62
66
67
77
77
82
89
85
85
85
80
67
46
33
52
72
92
94
97
100
100
100
100

Low Clouds (% Sky Obscured)

45
44
43
47
43
42
41
39
34
33
31
33
18
13
8
8
8
11
16
22
24
22
16
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
3
7
7
11
10
10
0
0
0
2
3
5
5
5
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
2
1
0
23
51
77
77
78
78
52
46
33
52
72
91
92
95
99
99
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
7
7
7
7
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
3
3
0
2
1
0
0
0
0
2
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
79
71
64
58
53
53
53
54
57
64
81
82
85
87
87
89
89
89
90
90
90
90

Pressure (mb)

1030
1030
1030
1030
1030
1029
1029
1029
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026

Ozone (du)

276
276
275
275
276
277
277
277
278
277
277
277
277
278
279
280
280
279
279
280
281
282
282
281

Wednesday 23

Waxing Gibbous 92%

18:02

04:11

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

Sun - Rise: 07:02, Set: 19:09, Transit: 13:06. Moon - Rise: 18:02, Set: 04:11. Civil Dark: 19:42 - 06:31. Nautical Dark: 20:20 - 05:53. Astro Dark: 21:00 - 05:13

Total Clouds (% Sky Obscured)

97
95
87
90
94
100
97
92
85
69
52
35
43
51
60
60
61
60
69
78
87
83
78
70

Low Clouds (% Sky Obscured)

6
2
0
1
3
7
10
15
17
14
10
9
8
7
6
4
4
3
4
8
10
7
8
8

Medium Clouds (% Sky Obscured)

0
3
2
11
19
26
28
31
33
22
12
0
1
0
2
3
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

94
86
78
86
93
100
95
86
77
60
45
30
32
34
29
34
38
43
52
60
64
65
67
70

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 (%)

4
2
0
0
0
0
1
4
1
4
0
0
0
0
0
0
0
0
0
2
1
4
10
7

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

Chance of Frost

Temperature (°C)

15
16
17
18
19
19
20
21
21
22
20
18
16
16
14
13
12
12
12
12
12
11
12
12

Feels Like (°C)

15
15
15
15
15
16
17
22
22
21
21
22
22
16
17
16
16
16
16
13
13
13
14
14

Dew Point (°C)

14
14
14
15
14
14
14
14
14
14
14
14
14
14
13
11
11
11
10
10
10
10
10
11

Relative Humidity (%)

90
87
83
81
75
71
66
64
61
59
68
77
87
89
89
89
89
90
92
90
90
88
90
90

Pressure (mb)

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

Ozone (du)

281
281
280
280
279
279
278
281
283
286
288
290
293
292
291
290
289
288
287
286
285
285
284
283

Thursday 24

Waxing Gibbous 97%

18:16

05:28

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: 07:04, Set: 19:07, Transit: 13:05. Moon - Rise: 18:16, Set: 05:28. Civil Dark: 19:40 - 06:33. Nautical Dark: 20:18 - 05:54. Astro Dark: 20:58 - 05:15

Total Clouds (% Sky Obscured)

63
54
48
58
68
80
76
72
67
72
79
88
87
87
88
84
74
67

Low Clouds (% Sky Obscured)

7
7
3
6
6
10
9
9
8
8
7
7
8
9
9
10
11
12

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

51
27
5
8
18
23
22
14
18
44
67
88
87
86
84
59
37
15

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 (%)

2
8
8
3
2
2
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
84
79
75
69
66
63
61
60
58
67
76
89
90
90
92
92
92

Pressure (mb)

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

Ozone (du)

282
282
281
281
280
280
279
279
279
280
279
278
278
278
278
278
277
277

Welcome to Clear Outside

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

Generated: 18/09/26 07:01:20. Forecast: 18/09/26 to 24/09/26. Timezone: UTC+1.00