Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 12%

02:08

17:54

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:36, Set: 19:05, Transit: 12:49. Moon - Rise: 02:08, Set: 17:54. Civil Dark: 19:39 - 06:02. Nautical Dark: 20:20 - 05:21. Astro Dark: 21:03 - 04:38

Total Clouds (% Sky Obscured)

89
92
94
95
98
100
100
96
96
98
96
99
94
100
96
97
94
94
94
92
57
96
96
84

Low Clouds (% Sky Obscured)

89
92
94
95
94
84
94
86
80
68
91
71
89
100
90
95
93
88
88
85
57
76
86
52

Medium Clouds (% Sky Obscured)

56
62
61
56
56
53
54
51
50
41
38
45
19
34
30
30
72
33
11
10
0
22
19
18

High Clouds (% Sky Obscured)

0
0
0
0
10
52
80
52
50
41
54
50
44
45
42
27
29
7
14
35
15
60
80
65

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
3
5
6
6
6
13
10
12
1
2
0
6
5
3
2
3
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)

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

Chance of Frost

Temperature (°C)

18
18
18
18
18
18
18
18
18
18
18
17
17
17
17
17
17
18
18
19
20
21
22
22

Feels Like (°C)

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

Dew Point (°C)

16
16
17
16
16
16
16
16
16
16
15
15
16
16
16
16
16
16
16
16
17
16
16
15

Relative Humidity (%)

89
89
92
90
90
89
90
90
89
90
86
88
89
92
92
95
93
90
88
85
80
74
69
65

Pressure (mb)

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

Ozone (du)

263
264
265
267
265
265
264
263
262
261
261
259
259
260
260
261
262
261
261
261
261
261
260
259

Thursday 18

Waning Crescent 6%

03:31

18:11

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
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 OK
13 OK
14 OK

Sun - Rise: 06:38, Set: 19:03, Transit: 12:49. Moon - Rise: 03:31, Set: 18:11. Civil Dark: 19:37 - 06:04. Nautical Dark: 20:18 - 05:23. Astro Dark: 21:01 - 04:40

Total Clouds (% Sky Obscured)

88
90
91
34
31
77
91
100
79
54
77
65
58
47
56
60
69
67
69
52
14
21
31
18

Low Clouds (% Sky Obscured)

47
49
53
34
31
14
27
22
34
43
49
45
48
47
56
53
53
55
47
24
11
13
24
14

Medium Clouds (% Sky Obscured)

17
32
35
0
0
70
10
40
28
0
0
1
4
3
15
5
44
45
43
31
1
0
0
0

High Clouds (% Sky Obscured)

33
22
3
5
16
61
91
97
76
54
62
51
27
6
16
19
17
7
4
4
4
9
14
7

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)

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

Chance of Frost

Temperature (°C)

22
23
22
21
20
19
19
18
17
17
16
16
16
15
15
15
15
16
18
19
21
23
24
25

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
66
61
63
67
70
75
79
82
86
87
89
87
89
90
92
93
86
76
67
58
54
48
44

Pressure (mb)

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

Ozone (du)

257
256
257
258
258
258
259
259
259
258
256
254
253
253
254
255
256
257
257
256
257
258
257
256

Friday 19

Waning Crescent 2%

04:50

18:24

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

Sun - Rise: 06:39, Set: 19:00, Transit: 12:49. Moon - Rise: 04:50, Set: 18:24. Civil Dark: 19:34 - 06:05. Nautical Dark: 20:15 - 05:25. Astro Dark: 20:58 - 04:42

Total Clouds (% Sky Obscured)

51
48
39
25
36
43
43
61
58
80
68
65
82
50
60
71
44
76
87
93
100
94
96
98

Low Clouds (% Sky Obscured)

30
30
26
22
33
27
43
14
11
24
0
0
0
0
0
14
31
41
44
52
33
58
60
62

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
21
16
22
14
22
11
11
15
11
5
7
11
8
16
41
84
59

High Clouds (% Sky Obscured)

30
36
34
25
26
21
16
58
55
49
55
32
71
33
53
55
15
60
55
84
100
55
73
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
1
1
0
0
0
0
0
0
1
3
4
10

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

Chance of Frost

Temperature (°C)

25
25
24
23
21
20
19
18
17
17
16
16
16
15
15
15
15
16
18
19
20
21
22
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
40
44
51
56
56
53
55
59
60
62
64
64
65
68
71
73
70
65
57
51
43
39
44

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1012
1011
1011
1010
1010
1010
1010
1010
1009
1009
1008
1008

Ozone (du)

256
257
258
258
257
257
257
257
256
257
257
258
259
262
261
262
262
263
262
261
260
260
259
258

Saturday 20

Waning Crescent 0%

06:07

18:34

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

Sun - Rise: 06:41, Set: 18:58, Transit: 12:48. Moon - Rise: 06:07, Set: 18:34. Civil Dark: 19:32 - 06:07. Nautical Dark: 20:13 - 05:27. Astro Dark: 20:55 - 04:44

Total Clouds (% Sky Obscured)

100
85
70
55
49
44
42
55
67
78
72
68
67
67
71
29
35
34
31
37
77
97
97
97

Low Clouds (% Sky Obscured)

61
58
59
47
39
36
33
37
42
50
41
39
33
34
31
29
35
34
31
37
69
68
64
60

Medium Clouds (% Sky Obscured)

47
33
50
33
46
32
41
11
14
11
12
9
8
6
6
5
5
8
7
9
15
17
21
39

High Clouds (% Sky Obscured)

100
85
68
55
49
44
34
35
35
31
35
35
35
35
35
4
3
1
0
0
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
5

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
8
6
0
0
0
0
0
0
0
0
1
0
2
2
2
4
4
3
19
26
30
40
44

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)

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

Chance of Frost

Temperature (°C)

22
20
20
19
18
17
16
16
15
14
14
12
12
11
10
10
10
11
12
14
14
15
15
15

Feels Like (°C)

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

Dew Point (°C)

9
10
10
9
10
9
9
9
10
10
10
8
7
7
7
7
7
8
6
6
5
6
6
7

Relative Humidity (%)

42
52
52
53
58
60
63
63
69
75
78
76
75
75
78
80
84
80
67
59
53
53
55
60

Pressure (mb)

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

Ozone (du)

257
259
259
260
262
262
262
264
265
266
268
269
270
271
272
273
274
275
276
277
278
278
280
282

Sunday 21

New Moon 1%

07:21

18:43

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

Sun - Rise: 06:43, Set: 18:56, Transit: 12:48. Moon - Rise: 07:21, Set: 18:43. Civil Dark: 19:30 - 06:09. Nautical Dark: 20:10 - 05:29. Astro Dark: 20:52 - 04:46

Total Clouds (% Sky Obscured)

97
84
88
95
52
52
47
44
66
58
58
61
38
43
31
27
20
24
27
38
44
47
53
57

Low Clouds (% Sky Obscured)

56
51
46
42
39
37
34
37
40
43
46
48
38
43
31
27
20
24
27
38
44
47
52
54

Medium Clouds (% Sky Obscured)

81
25
30
30
30
29
30
21
10
1
1
0
0
0
0
0
6
8
11
7
4
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
25
24
25
25
0
13
0
0
1
0
0
0
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
7
5
4
5

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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

37
33
21
15
5
5
2
3
3
2
5
3
2
6
5
4
23
21
15
31
39
46
51
53

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
0.2
0.2

Wind Speed/Direction (mph)

12
12
12
11
9
8
8
7
6
6
5
5
5
5
4
5
6
9
11
13
15
17
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
61
59
62
68
76
79
80
80
80
78
78
80
82
84
84
84
76
69
62
64
65
67
68

Pressure (mb)

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

Ozone (du)

283
285
287
290
294
296
296
296
296
297
299
299
299
298
300
302
301
301
301
301
302
303
304
305

Monday 22

Waxing Crescent 3%

08:35

18:51

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:45, Set: 18:53, Transit: 12:48. Moon - Rise: 08:35, Set: 18:51. Civil Dark: 19:27 - 06:11. Nautical Dark: 20:08 - 05:30. Astro Dark: 20:50 - 04:48

Total Clouds (% Sky Obscured)

61
60
61
64
65
70
74
73
75
74
64
63
59
74
87
97
94
90
86
90
92
97
91
85

Low Clouds (% Sky Obscured)

59
59
59
58
60
60
61
61
61
61
54
52
50
56
65
74
76
74
73
64
55
51
47
45

Medium Clouds (% Sky Obscured)

0
6
11
16
32
61
74
73
75
74
64
63
59
70
72
75
75
75
75
78
78
73
67
64

High Clouds (% Sky Obscured)

0
5
10
15
20
27
35
39
39
33
33
37
42
58
75
90
78
63
41
52
70
87
65
42

ISS Passover

Visibility (miles)

7
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
9
9
9
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

51
49
43
31
28
24
11
32
38
39
54
60
61
62
59
50
54
51
47
52
54
51
43
31

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
12
11
11
8
8
8
8
8
8
7
8
8
7
7
7
8
8
8
9
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

69
70
73
74
75
76
75
75
77
79
83
84
86
88
83
79
75
75
72
71
73
72
72
68

Pressure (mb)

1020
1020
1020
1021
1021
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019

Ozone (du)

306
308
308
309
309
309
309
310
309
309
309
308
307
307
306
306
306
306
306
306
306
306
306
306

Tuesday 23

Waxing Crescent 7%

09:49

19:01

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:46, Set: 18:51, Transit: 12:47. Moon - Rise: 09:49, Set: 19:01. Civil Dark: 19:25 - 06:12. Nautical Dark: 20:05 - 05:32. Astro Dark: 20:47 - 04:50

Total Clouds (% Sky Obscured)

80
87
94
100
100
100
100
93
85
79
77
76
77
79
76
71
77
86
96
93
90
88

Low Clouds (% Sky Obscured)

44
50
58
63
76
87
97
90
83
77
76
74
73
64
56
49
54
58
63
60
58
58

Medium Clouds (% Sky Obscured)

60
65
69
68
78
89
100
84
67
47
47
52
53
62
69
70
62
56
53
55
50
44

High Clouds (% Sky Obscured)

19
50
76
100
75
57
50
55
49
49
52
57
56
57
52
53
26
19
10
4
4
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
6
5
5
6
7
6
5
4
6
7
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

Precipitation Type

None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

13
28
30
33
54
66
72
69
63
45
61
81
95
95
84
71
65
54
40
43
42
42

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.3
0.3
0.3
0
0.2
0.5
1
0.7
0.5
0.3
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
61
65
67
68
70
70
70
74
77
80
84
87
90
90
89
89
86
83
82
76
74

Pressure (mb)

1019
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1014
1014
1013
1013
1013
1014
1015
1015
1015

Ozone (du)

306
307
307
308
308
309
310
310
312
313
314
316
317
319
318
317
316
315
314
314
315
316

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

Generated: 17/09/25 15:48:55. Forecast: 17/09/25 to 23/09/25. Timezone: UTC+1.00