Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 30%

23:21

17:29

20 Bad
21 Bad
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

Sun - Rise: 06:33, Set: 19:08, Transit: 12:50. Moon - Rise: 23:21, Set: 17:29. Civil Dark: 19:42 - 05:59. Nautical Dark: 20:25 - 05:18. Astro Dark: 21:09 - 04:34

Total Clouds (% Sky Obscured)

74
73
75
90
77
87
81
69
50
52
64
63
60
55
86
70
58
99
98
95
100
100
55
91

Low Clouds (% Sky Obscured)

53
73
74
67
67
71
74
59
50
52
53
58
47
43
75
64
38
40
57
27
35
33
10
0

Medium Clouds (% Sky Obscured)

45
37
42
46
26
21
25
8
1
3
9
4
10
18
27
6
0
24
41
14
16
17
18
16

High Clouds (% Sky Obscured)

0
2
2
2
0
0
0
0
0
0
0
0
0
0
0
3
11
39
31
35
60
100
55
91

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
4
6
14
4
12
3
2
2
4
3
1
2
1
1
0
3
8
1
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
0
0
0

Wind Speed/Direction (mph)

20
19
21
23
22
22
20
20
20
20
20
20
20
19
19
19
19
19
17
18
18
16
14
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
9
8
7
8
7
7
7
6
6
6
6
8
9
9
11
12
13
13
12
13
12
11

Dew Point (°C)

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

Relative Humidity (%)

69
69
69
70
70
69
67
65
63
63
63
63
64
64
64
65
59
54
54
48
47
51
55
57

Pressure (mb)

1003
1004
1005
1006
1007
1007
1008
1009
1009
1010
1010
1011
1012
1013
1014
1014
1015
1015
1015
1015
1015
1015
1016
1016

Ozone (du)

302
303
303
302
303
302
302
303
307
305
301
301
298
297
297
297
297
297
298
296
290
285
282
279

Tuesday 16

Waning Crescent 20%

00:43

17:54

20 Bad
21 Bad
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 OK
19 Bad

Sun - Rise: 06:34, Set: 19:05, Transit: 12:50. Moon - Rise: 00:43, Set: 17:54. Civil Dark: 19:39 - 06:00. Nautical Dark: 20:23 - 05:19. Astro Dark: 21:06 - 04:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
72
62
53
57
12
9
61

Low Clouds (% Sky Obscured)

0
0
0
0
34
64
64
85
88
92
94
86
100
100
100
89
100
58
45
33
17
0
2
16

Medium Clouds (% Sky Obscured)

18
21
36
47
93
81
99
83
95
99
99
100
100
92
74
69
29
39
25
30
20
12
1
35

High Clouds (% Sky Obscured)

100
90
100
100
100
90
100
100
100
100
100
40
79
24
10
6
9
6
2
0
18
1
1
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
4
4
3
4
3
9
8
9
9
9
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
Very Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
3
38
78
95
95
90
95
95
95
95
95
95
71
38
43
22
54
55
24
0
2

Precipitation Amount (mm)

0
0
0
0
0
0.5
0.8
1
0.6
1.2
0.8
1.3
0.7
0.9
1.1
0.5
0
0.2
0
0.2
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
7
7
8
8
9
9
9
10
10
11
12
12
13
14
15
16
17
18
19
18
17
16

Relative Humidity (%)

61
65
66
69
73
76
83
80
86
86
87
92
93
93
93
95
95
90
92
89
92
92
89
89

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1011
1012

Ozone (du)

276
273
270
267
266
263
262
260
259
260
258
258
259
258
259
257
261
261
264
266
267
266
266
266

Wednesday 17

Waning Crescent 12%

02:08

18:11

20 Bad
21 Bad
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

Sun - Rise: 06:36, Set: 19:03, Transit: 12:49. Moon - Rise: 02:08, Set: 18:11. Civil Dark: 19:37 - 06:02. Nautical Dark: 20:20 - 05:21. Astro Dark: 21:03 - 04:38

Total Clouds (% Sky Obscured)

85
54
69
83
91
84
66
65
93
86
92
83
90
99
97
100
95
85
76
71
70
73
73
79

Low Clouds (% Sky Obscured)

42
49
62
41
42
33
42
32
31
27
32
27
58
77
90
96
53
56
60
62
57
51
46
54

Medium Clouds (% Sky Obscured)

51
5
4
64
90
39
6
2
12
17
8
10
15
14
16
29
21
25
25
40
30
27
24
23

High Clouds (% Sky Obscured)

2
0
1
10
25
19
0
0
0
1
3
0
0
10
47
68
43
30
18
8
18
41
55
55

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 (%)

2
4
1
3
0
0
0
0
1
0
0
0
17
14
2
0
4
3
3
1
3
4
2
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)

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

Chance of Frost

Temperature (°C)

17
17
16
16
15
15
15
15
15
15
15
15
15
16
16
17
18
20
21
22
22
22
21
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
90
90
92
93
93
93
92
92
93
92
89
87
83
81
74
67
58
56
55
57
62
67

Pressure (mb)

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

Ozone (du)

266
265
265
264
263
262
261
261
262
263
262
263
263
263
261
260
259
259
259
259
259
258
257
256

Thursday 18

Waning Crescent 6%

03:31

18:24

20 Bad
21 Bad
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 OK

Sun - Rise: 06:38, Set: 19:00, Transit: 12:49. Moon - Rise: 03:31, Set: 18:24. Civil Dark: 19:34 - 06:04. Nautical Dark: 20:18 - 05:23. Astro Dark: 21:01 - 04:40

Total Clouds (% Sky Obscured)

86
92
84
77
71
71
75
79
84
84
91
81
63
89
67
83
79
75
73
74
72
69
60
38

Low Clouds (% Sky Obscured)

63
75
69
59
46
47
49
47
54
55
58
53
48
43
47
51
54
51
49
46
41
38
33
22

Medium Clouds (% Sky Obscured)

40
66
64
72
71
70
69
72
84
62
90
73
41
83
9
7
3
0
0
0
0
0
3
0

High Clouds (% Sky Obscured)

50
35
39
44
48
30
48
48
42
45
48
21
26
32
33
38
30
30
30
30
30
30
30
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

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
1
2
1
0
0
0
0
7
11
13
12
9
3
4
3
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)

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

Chance of Frost

Temperature (°C)

19
19
19
18
18
17
17
17
16
16
16
16
17
18
19
21
22
23
24
24
24
24
22
21

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
14
13
13
13
13
13
13
13
13
13
12
11
11
10
9
10
11
11
12
11

Relative Humidity (%)

72
75
76
79
78
77
78
81
82
82
83
83
79
70
60
54
48
43
40
39
41
44
51
54

Pressure (mb)

1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016

Ozone (du)

255
255
255
255
256
256
257
258
258
258
258
258
258
258
259
258
259
259
258
258
258
258
258
258

Friday 19

Waning Crescent 2%

04:50

18:34

20 OK
21 Good
22 Good
23 OK
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

Sun - Rise: 06:39, Set: 18:58, Transit: 12:49. Moon - Rise: 04:50, Set: 18:34. Civil Dark: 19:32 - 06:05. Nautical Dark: 20:15 - 05:25. Astro Dark: 20:58 - 04:42

Total Clouds (% Sky Obscured)

33
11
17
26
33
43
61
62
82
91
100
98
97
95
96
96
96
97
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

11
0
8
16
25
34
43
52
65
84
100
55
48
42
44
46
46
41
36
32
39
47
54
53

Medium Clouds (% Sky Obscured)

2
2
2
3
2
6
45
10
82
90
95
66
54
41
36
32
30
50
69
86
79
73
68
72

High Clouds (% Sky Obscured)

20
7
9
13
15
17
18
31
67
81
100
95
90
85
86
89
90
91
95
100
100
100
100
99

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
9
1
3
8
8
1
1
1
0
33
43
43
35
24
11
8

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

Chance of Frost

Temperature (°C)

20
19
18
17
17
16
16
15
15
15
15
14
17
18
20
21
22
24
23
22
22
21
20
19

Feels Like (°C)

19
18
18
18
17
17
16
14
14
14
13
13
15
15
16
16
17
17
24
23
22
22
20
18

Dew Point (°C)

11
11
11
11
11
11
11
11
11
11
10
11
12
12
11
11
11
11
13
16
18
18
17
16

Relative Humidity (%)

56
59
63
65
68
69
72
74
75
76
75
79
72
64
58
52
47
43
53
66
81
81
80
81

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1015
1015
1015
1014
1014
1013
1013
1012
1011
1011
1011
1011

Ozone (du)

260
260
260
261
262
263
263
263
263
262
263
263
263
263
263
263
262
261
262
262
262
263
263
264

Saturday 20

Waning Crescent 0%

06:07

18:43

20 Bad
21 Bad
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

Sun - Rise: 06:41, Set: 18:56, Transit: 12:48. Moon - Rise: 06:07, Set: 18:43. Civil Dark: 19:30 - 06:07. Nautical Dark: 20:13 - 05:27. Astro Dark: 20:55 - 04:44

Total Clouds (% Sky Obscured)

100
100
99
99
99
97
95
92
92
89
89
81
74
67
76
94
98
99
99
98
92
87
76
87

Low Clouds (% Sky Obscured)

53
53
57
61
65
69
72
74
69
60
45
38
34
30
60
82
98
94
89
85
82
80
74
84

Medium Clouds (% Sky Obscured)

79
77
82
87
91
74
63
52
44
36
27
28
29
30
30
35
48
50
49
51
42
40
19
16

High Clouds (% Sky Obscured)

99
98
89
80
75
62
51
46
59
73
83
72
65
67
76
80
80
74
68
62
64
65
70
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
6
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

5
2
8
10
10
8
6
1
4
7
14
47
67
77
83
95
95
95
95
61
54
40
11
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.4
0.8
0.9
0.9
0.7
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
6
7
7
7
7
6
6
7
7
8
10
11
11
11
13
12
12
12
11
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
89
85
82
79
83
86
90
92
92
92
82
73
65
63
60
58
61
64
68
65
63
59

Pressure (mb)

1011
1011
1012
1011
1011
1011
1011
1010
1010
1010
1010
1010
1009
1009
1009
1008
1008
1008
1008
1008
1008
1009
1009
1010

Ozone (du)

265
267
268
269
270
272
275
278
281
284
286
289
292
294
297
301
306
310
311
311
311
312
313
314

Sunday 21

New Moon 1%

07:21

18:51

20 Bad
21 Bad
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

Sun - Rise: 06:43, Set: 18:53, Transit: 12:48. Moon - Rise: 07:21, Set: 18:51. Civil Dark: 19:27 - 06:09. Nautical Dark: 20:10 - 05:29. Astro Dark: 20:52 - 04:46

Total Clouds (% Sky Obscured)

93
94
96
98
99
95
90
77
70
77
87
93
93
94
98
98
98

Low Clouds (% Sky Obscured)

91
94
96
98
99
91
83
74
70
68
63
61
58
56
56
57
61

Medium Clouds (% Sky Obscured)

21
31
35
34
36
37
34
34
29
25
29
29
34
38
48
46
44

High Clouds (% Sky Obscured)

65
50
31
19
3
15
17
15
25
40
45
70
75
85
95
95
95

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
32
29
22
8
8
5
0
1
1
0
1
1
0
10
14
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
6
6
6
7
8
8
8
9
9
9
9
9
9
8
8
8

Relative Humidity (%)

59
58
57
61
64
69
72
76
81
83
84
84
80
75
70
68
66

Pressure (mb)

1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016

Ozone (du)

314
314
314
314
314
314
314
313
313
314
315
315
314
313
312
311
310

Forecast for Great Ellingham, Norfolk, United Kingdom (52.53,0.98)

Generated: 15/09/25 19:20:55. Forecast: 15/09/25 to 21/09/25. Timezone: UTC+1.00