Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 0%

09:07

14:30

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

Sun - Rise: 08:05, Set: 15:42, Transit: 11:54. Moon - Rise: 09:07, Set: 14:30. Civil Dark: 16:24 - 07:23. Nautical Dark: 17:08 - 06:38. Astro Dark: 17:50 - 05:57

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
8
12
15
28
29
38
40
38
52
59
57
74
74
59
49

Low Clouds (% Sky Obscured)

17
26
31
38
23
0
9
26
6
8
12
15
28
29
38
40
38
52
59
57
74
74
59
49

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
1
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
0
0
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
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

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
1
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)

15
14
14
12
10
10
10
9
10
10
10
9
8
8
7
7
7
7
7
6
7
7
7
8

Chance of Frost

Temperature (°C)

9
10
10
9
8
8
7
6
6
6
5
5
5
4
4
4
4
4
4
4
4
4
5
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
74
73
76
81
83
88
90
93
93
93
94
94
94
94
94
94
94
94
93
93
93
93
90

Pressure (mb)

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

Ozone (du)

355
360
358
358
338
325
306
296
287
278
276
277
277
280
282
285
285
287
291
291
291
290
286
283

Saturday 20

New Moon 0%

09:47

15:25

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:05, Set: 15:42, Transit: 11:54. Moon - Rise: 09:47, Set: 15:25. Civil Dark: 16:24 - 07:24. Nautical Dark: 17:09 - 06:39. Astro Dark: 17:51 - 05:57

Total Clouds (% Sky Obscured)

62
53
57
89
93
91
93
93
100
99
99
99
96
82
95
93
97
95
84
81
85
97
99
99

Low Clouds (% Sky Obscured)

62
53
57
74
73
64
67
72
72
86
98
99
87
58
86
80
92
88
62
70
71
91
81
95

Medium Clouds (% Sky Obscured)

0
0
0
54
44
40
36
39
41
29
24
16
26
5
18
7
6
15
21
16
24
64
66
70

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
24
15
31
71
78
51
74
39
5
5
5
22
56
36
85

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
2
0
0
0
0
1
3
14
21
4
0
0
0
0
2
1
0
0
9
3
2
16
21

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
90
91
91
91
91
93
93
93
88
91
93
93
94
94
96
96
98
96
98
98
98
98
93

Pressure (mb)

1013
1012
1011
1011
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009

Ozone (du)

280
277
275
273
273
271
273
277
278
275
278
282
281
284
290
297
307
313
317
319
316
311
311
310

Sunday 21

Waxing Crescent 2%

10:16

16:33

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:06, Set: 15:43, Transit: 11:55. Moon - Rise: 10:16, Set: 16:33. Civil Dark: 16:25 - 07:24. Nautical Dark: 17:09 - 06:39. Astro Dark: 17:51 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
98
96
98
99
97
100
100
87
100
93
94
100
99

Low Clouds (% Sky Obscured)

94
81
94
99
96
93
74
63
58
10
22
23
32
33
59
62
61
67
74
65
63
42
61
57

Medium Clouds (% Sky Obscured)

100
100
100
100
91
100
94
88
100
99
93
90
81
94
87
84
88
100
57
27
14
21
33
23

High Clouds (% Sky Obscured)

100
67
100
100
100
100
94
100
100
99
82
62
77
70
74
79
100
100
50
100
85
83
76
77

ISS Passover

Visibility (miles)

9
9
9
9
6
5
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
25
60
92
87
88
42
13
3
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.2
0.7
0.5
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
95
96
96
96
95
96
96
91
90
91
93
93
94
94
93
94
94
93
93
91
87

Pressure (mb)

1009
1008
1008
1008
1008
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1005
1005
1006
1006
1007
1007
1008
1008

Ozone (du)

307
309
311
312
314
317
325
330
341
348
351
355
360
362
363
364
367
367
367
369
367
367
367
369

Monday 22

Waxing Crescent 6%

10:36

17:49

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:06, Set: 15:44, Transit: 11:55. Moon - Rise: 10:36, Set: 17:49. Civil Dark: 16:25 - 07:24. Nautical Dark: 17:10 - 06:40. Astro Dark: 17:52 - 05:58

Total Clouds (% Sky Obscured)

97
94
100
100
98
100
100
100
100
99
98
98
98
99
97
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

60
54
62
77
80
87
84
80
73
75
81
83
92
96
97
100
95
90
85
90
90
90
95
95

Medium Clouds (% Sky Obscured)

21
19
21
18
20
43
73
85
73
84
84
81
77
51
42
83
88
81
92
88
73
77
75
71

High Clouds (% Sky Obscured)

83
59
100
100
88
100
100
100
100
89
78
62
54
52
30
44
41
35
35
35
35
35
40
35

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
5
5
5
4
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
5

Relative Humidity (%)

84
84
87
90
91
91
91
91
93
93
91
93
91
91
93
94
93
94
94
94
94
94
91
88

Pressure (mb)

1008
1008
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1015
1016
1016
1016

Ozone (du)

371
373
375
376
378
378
378
379
380
380
378
376
374
370
366
359
353
350
351
352
351
350
351
350

Tuesday 23

Waxing Crescent 12%

10:51

19:08

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:06, Set: 15:44, Transit: 11:56. Moon - Rise: 10:51, Set: 19:08. Civil Dark: 16:26 - 07:25. Nautical Dark: 17:10 - 06:40. Astro Dark: 17:52 - 05:58

Total Clouds (% Sky Obscured)

100
99
99
85
93
87
74
95
96
94
93
90
93
96
100
96
91
87
77
76
61
70
68
58

Low Clouds (% Sky Obscured)

100
99
99
85
93
87
74
91
91
88
86
83
89
94
100
94
88
82
73
62
49
57
62
58

Medium Clouds (% Sky Obscured)

85
83
82
57
68
55
4
3
18
44
35
2
2
2
2
2
3
4
6
8
4
5
14
4

High Clouds (% Sky Obscured)

40
13
5
6
7
5
3
1
1
1
2
1
2
2
2
1
20
6
12
26
25
32
28
6

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 (%)

5
7
8
8
9
11
11
10
6
7
6
3
8
11
11
8
6
2
8
9
5
17
20
21

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
9
8
8
8
9
9
12
12
12
12
12
12
13
13
14
14
15
14
15
16
16
17

Chance of Frost

Temperature (°C)

7
7
6
6
5
5
5
6
6
6
6
6
6
6
6
6
6
6
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
5
4
4
3
3
3
3
3
3
3
3
3
2
1
1
1
1
1
1

Relative Humidity (%)

85
85
85
88
93
94
93
90
82
81
82
81
81
81
79
81
79
78
75
78
79
79
76
74

Pressure (mb)

1017
1017
1017
1018
1018
1019
1020
1020
1021
1021
1022
1022
1023
1024
1024
1025
1025
1026
1027
1028
1029
1030
1030
1031

Ozone (du)

349
347
344
346
348
351
352
355
356
354
352
349
347
341
340
338
338
337
337
334
336
340
342
346

Wednesday 24

Waxing Crescent 19%

11:03

20:28

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:07, Set: 15:45, Transit: 11:56. Moon - Rise: 11:03, Set: 20:28. Civil Dark: 16:26 - 07:25. Nautical Dark: 17:11 - 06:41. Astro Dark: 17:53 - 05:59

Total Clouds (% Sky Obscured)

54
50
47
57
63
66
66
62
60
64
72
76
80
84
90
95
97
97
98
97
98
98
99
100

Low Clouds (% Sky Obscured)

54
50
47
57
63
66
66
62
60
64
72
76
80
84
90
91
91
91
87
83
79
84
91
100

Medium Clouds (% Sky Obscured)

3
2
0
0
0
0
0
0
0
8
17
25
30
30
40
60
75
75
49
52
55
54
48
47

High Clouds (% Sky Obscured)

3
2
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
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
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
Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

30
20
7
11
12
7
21
27
29
36
33
27
58
76
90
88
87
87
79
71
63
55
46
35

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.7
0.7
0.6
0.7
0.5
0.4
0.3
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
69
69
69
72
73
73
72
72
71
71
69
69
69
69
69
69
70
69
69
68
65
64

Pressure (mb)

1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1030
1030
1029
1029
1028
1028
1029
1029
1028
1028

Ozone (du)

350
350
351
351
352
352
353
353
354
354
352
351
350
349
347
346
345
343
342
342
342
343
342
341

Thursday 25

Waxing Crescent 28%

11:13

21:47

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:07, Set: 15:46, Transit: 11:57. Moon - Rise: 11:13, Set: 21:47. Civil Dark: 16:27 - 07:25. Nautical Dark: 17:12 - 06:41. Astro Dark: 17:54 - 05:59

Total Clouds (% Sky Obscured)

100
100
91
91
91
67
53
48
58
62
71
80
89
95
97
95
95
95
97
98
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
91
91
91
67
53
48
58
61
61
80
85
85
90
88
86
84
86
88
85
85
85
90

Medium Clouds (% Sky Obscured)

42
41
36
20
10
0
0
0
0
0
0
0
1
3
5
27
51
74
77
81
85
82
78
75

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
13
26
46
48
50
50
50
55
60
60
60
64

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 (%)

31
26
20
19
18
16
18
19
18
21
24
25
25
23
20
20
18
16
17
18
17
17
18
19

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)

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

Chance of Frost

Temperature (°C)

4
4
4
4
3
3
3
3
4
4
3
4
3
3
3
3
4
4
3
3
3
3
4
4

Feels Like (°C)

-3
-1
-1
-1
-1
-2
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

62
62
64
64
64
64
64
62
60
57
56
54
52
52
51
50
50
50
50
50
50
50
53
58

Pressure (mb)

1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

340
340
339
338
338
337
336
337
337
338
338
338
338
336
334
331
332
332
332
334
336
337
338
338

Forecast for Yaxham, Norfolk, United Kingdom (52.66,0.96)

Generated: 19/12/25 20:45:12. Forecast: 19/12/25 to 25/12/25. Timezone: UTC+0.00