Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 4

Full Moon 100%

15:31

09:03

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

Sun - Rise: 07:50, Set: 15:43, Transit: 11:46. Moon - Rise: 15:31, Set: 09:03. Civil Dark: 16:24 - 07:09. Nautical Dark: 17:08 - 06:26. Astro Dark: 17:49 - 05:44

Total Clouds (% Sky Obscured)

96
95
82
79
57
47
48
47
34
29
28
23
18
0
41
92
65
90
52
53
88
95
98
100

Low Clouds (% Sky Obscured)

89
80
74
68
57
47
48
47
34
29
28
23
18
0
0
0
0
0
29
0
34
39
41
52

Medium Clouds (% Sky Obscured)

93
60
44
27
2
0
3
9
3
2
1
0
0
0
0
0
31
55
52
53
64
89
90
100

High Clouds (% Sky Obscured)

42
1
0
0
0
0
0
0
0
0
0
0
0
0
22
90
65
50
46
4
71
71
84
96

ISS Passover

Visibility (miles)

3
2
5
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

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

Precipitation Probability (%)

95
95
62
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.9
1.2
0.4
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
14
12
10
10
10
9
8
7
7
6
6
6
6
6
7
8
9
10
11
12
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
2
2
2
3
2
2
2
1
1
1
0
0
0
0
-1
-0
1
2
2
2
2
2

Dew Point (°C)

6
7
5
5
4
3
3
3
2
2
1
1
0
0
0
0
1
1
2
2
2
3
4
4

Relative Humidity (%)

93
96
90
91
90
91
93
93
93
91
91
91
89
91
91
91
89
85
80
78
75
78
81
81

Pressure (mb)

995
996
997
999
1000
1001
1002
1002
1003
1004
1005
1005
1006
1006
1007
1007
1007
1007
1007
1007
1006
1005
1004
1003

Ozone (du)

319
329
333
334
335
339
344
345
344
347
347
349
354
355
347
341
343
339
332
328
325
319
316
313

Friday 5

Waning Gibbous 98%

16:44

10:11

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
15 Bad
16 Bad

Sun - Rise: 07:51, Set: 15:42, Transit: 11:47. Moon - Rise: 16:44, Set: 10:11. Civil Dark: 16:23 - 07:11. Nautical Dark: 17:07 - 06:27. Astro Dark: 17:49 - 05:45

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
84
84
81
76
73
96
100
84
91
96
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

58
75
100
100
100
100
100
100
72
68
55
65
50
40
67
50
54
82
83
100
83
82
85
85

Medium Clouds (% Sky Obscured)

100
100
100
100
38
100
47
48
74
72
38
55
55
93
70
44
79
89
86
93
100
94
100
95

High Clouds (% Sky Obscured)

99
100
97
35
3
20
3
66
58
50
1
35
30
84
84
30
36
51
61
100
91
97
100
55

ISS Passover

Visibility (miles)

9
9
9
5
9
4
5
9
9
9
9
9
9
9
9
9
9
9
7
9
9
8
5
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
Light Rain
None
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

12
68
95
95
88
89
75
13
18
15
4
3
4
17
14
16
14
72
45
66
71
79
52
52

Precipitation Amount (mm)

0
0.3
1.3
0.9
0.3
0.7
0.4
0
0
0
0
0
0
0
0
0
0
0.6
0
0.4
0.4
0.6
0.2
0.2

Wind Speed/Direction (mph)

17
19
21
23
24
25
23
21
17
15
14
12
13
12
14
14
15
17
18
18
17
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
0
0
-1
-2
-1
0
1
3
4
4
5
4
4
3
3
3
3
3
3
4
4
4
5

Dew Point (°C)

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

Relative Humidity (%)

81
78
84
82
81
88
91
91
93
91
88
88
87
84
84
87
84
80
81
80
84
87
90
83

Pressure (mb)

1003
1001
1000
999
998
996
996
995
994
993
993
993
993
993
993
994
994
994
994
994
994
994
994
995

Ozone (du)

310
307
308
308
308
310
310
308
307
308
310
305
301
303
304
302
300
297
294
294
294
296
293
292

Saturday 6

Waning Gibbous 93%

No Rise

10:56

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
15 Bad
16 Bad

Sun - Rise: 07:53, Set: 15:42, Transit: 11:47. Moon - Rise: No Rise, Set: 10:56. Civil Dark: 16:23 - 07:12. Nautical Dark: 17:07 - 06:28. Astro Dark: 17:49 - 05:46

Total Clouds (% Sky Obscured)

87
100
88
90
99
86
98
94
63
78
86
63
53
78
97
67
100
95
87
91
95
100
100
100

Low Clouds (% Sky Obscured)

82
73
63
79
74
70
81
71
59
52
48
48
38
35
27
22
6
10
44
46
49
54
66
78

Medium Clouds (% Sky Obscured)

77
100
73
58
99
28
32
25
14
18
7
0
0
69
84
67
64
43
58
72
85
100
100
100

High Clouds (% Sky Obscured)

40
40
45
57
0
0
0
0
0
0
66
55
53
76
97
67
100
93
72
87
94
100
100
100

ISS Passover

Visibility (miles)

9
9
9
6
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
1
0

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

Precipitation Probability (%)

23
23
38
43
46
22
6
6
3
1
0
0
0
0
0
0
1
4
9
28
48
93
95
73

Precipitation Amount (mm)

0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.9
1.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
78
80
82
84
84
84
82
84
84
85
87
90
93
93
93
91
91
93
98
98
98
96
98

Pressure (mb)

996
996
997
998
998
999
1000
1000
1001
1001
1002
1002
1003
1003
1003
1003
1004
1004
1003
1003
1002
1001
1001
1000

Ozone (du)

291
293
295
295
294
295
288
285
284
286
288
286
286
286
287
286
286
287
288
288
289
291
291
294

Sunday 7

Waning Gibbous 86%

18:11

11:25

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
15 Bad
16 Bad

Sun - Rise: 07:54, Set: 15:42, Transit: 11:48. Moon - Rise: 18:11, Set: 11:25. Civil Dark: 16:23 - 07:13. Nautical Dark: 17:07 - 06:29. Astro Dark: 17:48 - 05:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
97
95
93
81
74
67
70
76
84
88
93
100
94
87
83
88
92

Low Clouds (% Sky Obscured)

90
88
86
83
82
82
79
78
81
79
65
47
33
39
45
53
58
61
65
64
64
64
59
51

Medium Clouds (% Sky Obscured)

100
94
61
54
39
21
8
10
11
14
7
5
67
59
3
6
5
17
100
92
18
27
78
84

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
78
57
35
35
34
35
30
30
30
53
76
100
76
53
30
46
61

ISS Passover

Visibility (miles)

0
4
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

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

Precipitation Probability (%)

71
74
74
64
47
28
4
5
6
11
13
7
1
3
1
0
0
0
0
11
23
33
31
20

Precipitation Amount (mm)

0.4
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
95
95
93
92
90
90
92
80
79
81
85
88
90
91
88
87
84
84
87
90
93
91

Pressure (mb)

999
999
998
998
998
998
998
998
999
1000
1000
1001
1002
1003
1003
1003
1004
1005
1005
1005
1005
1005
1006
1006

Ozone (du)

298
300
299
298
297
298
296
296
297
297
296
296
297
298
300
301
306
311
313
315
315
318
319
317

Monday 8

Waning Gibbous 77%

19:42

11:44

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
15 Bad
16 Bad

Sun - Rise: 07:55, Set: 15:42, Transit: 11:48. Moon - Rise: 19:42, Set: 11:44. Civil Dark: 16:23 - 07:14. Nautical Dark: 17:07 - 06:30. Astro Dark: 17:48 - 05:48

Total Clouds (% Sky Obscured)

96
89
80
72
80
89
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

43
48
52
57
55
53
50
51
51
52
46
44
40
71
72
72
78
83
87
90
93
95
95
94

Medium Clouds (% Sky Obscured)

94
82
68
45
45
50
60
63
65
70
83
93
99
98
97
97
98
99
100
100
100
100
99
99

High Clouds (% Sky Obscured)

77
61
46
30
50
75
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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
Very Light Rain
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
Light Rain

Precipitation Probability (%)

2
7
19
23
42
32
23
1
0
0
2
3
2
17
26
37
64
85
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8
0.9
0.9
1.1
1
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
7
7
7
7
7
7
6
7
7
7
7
7
7
7
7
7
7
9
9
9
9

Dew Point (°C)

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

Relative Humidity (%)

90
90
91
91
93
91
88
90
87
85
87
90
90
90
91
90
90
90
88
90
91
95
96
95

Pressure (mb)

1007
1007
1008
1008
1009
1009
1009
1010
1010
1010
1011
1011
1011
1011
1010
1010
1009
1008
1007
1006
1005
1004
1003
1002

Ozone (du)

322
326
328
332
334
337
335
334
333
332
331
326
315
307
304
301
297
295
294
292
291
291
291
290

Tuesday 9

Waning Gibbous 67%

21:09

11:57

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
15 Bad
16 Bad

Sun - Rise: 07:56, Set: 15:41, Transit: 11:49. Moon - Rise: 21:09, Set: 11:57. Civil Dark: 16:23 - 07:15. Nautical Dark: 17:07 - 06:31. Astro Dark: 17:48 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
98
97
96
93
92
91
85
77
71
69
66
63
65
59
61
63
66
72
71
68

Low Clouds (% Sky Obscured)

94
90
85
81
76
72
67
70
76
81
76
67
52
51
52
54
47
47
47
50
50
47
49
46

Medium Clouds (% Sky Obscured)

99
98
97
96
75
52
31
33
29
26
24
23
22
34
46
58
62
59
50
48
51
51
48
40

High Clouds (% Sky Obscured)

100
99
99
98
80
62
39
34
32
29
20
11
0
1
1
1
1
2
3
7
11
14
20
26

ISS Passover

Visibility (miles)

4
4
6
8
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

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

Precipitation Probability (%)

95
95
95
95
88
59
13
10
9
3
7
6
3
4
3
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.9
0.9
1.1
0.9
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
20
20
20
20
19
19
19
19
19
20
20
20
21
21
22
22
23
23
24
22
21
20
19

Chance of Frost

Temperature (°C)

12
13
13
13
12
12
13
13
13
13
13
12
12
11
11
11
11
11
12
12
12
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
92
89
87
83
79
76
77
80
83
83
86
87
87
86
84
81
79
76
76
77
77
80

Pressure (mb)

1002
1001
1001
1000
1000
999
999
998
998
998
998
998
999
999
1000
1000
1001
1001
1002
1002
1003
1003
1004
1005

Ozone (du)

289
288
288
289
289
289
290
290
290
289
288
288
289
289
291
292
294
296
298
300
302
304
307
309

Wednesday 10

Waning Gibbous 57%

22:30

12:08

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

Sun - Rise: 07:57, Set: 15:41, Transit: 11:49. Moon - Rise: 22:30, Set: 12:08. Civil Dark: 16:23 - 07:16. Nautical Dark: 17:07 - 06:32. Astro Dark: 17:48 - 05:50

Total Clouds (% Sky Obscured)

67
73
83
94
82
69
53
55
58
55
50
51
51
65
78
91
95
95
91

Low Clouds (% Sky Obscured)

41
49
56
62
61
57
53
53
51
49
46
40
33
31
28
25
29
33
33

Medium Clouds (% Sky Obscured)

38
41
45
55
39
20
1
5
9
12
11
10
12
20
31
45
60
60
60

High Clouds (% Sky Obscured)

29
20
20
18
13
6
0
2
4
7
16
22
28
36
56
85
95
95
91

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
5
5
5
6
5
5
5
5
5
5
4
4
4
4
4
4
4

Dew Point (°C)

7
7
7
7
7
7
7
6
6
6
6
6
6
6
6
6
6
7
7

Relative Humidity (%)

80
82
84
85
87
88
88
88
88
88
90
90
93
93
93
93
93
90
87

Pressure (mb)

1005
1006
1007
1008
1008
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012

Ozone (du)

312
315
319
323
327
322
318
313
314
315
315
314
313
312
311
309
308
305
303

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

Generated: 04/12/25 16:19:19. Forecast: 04/12/25 to 10/12/25. Timezone: UTC+0.00