Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waning Crescent 1%

No Rise

15:06

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 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
06 Bad
07 Bad
08 OK

Sun - Rise: 08:18, Set: 16:13, Transit: 12:15. Moon - Rise: No Rise, Set: 15:06. Civil Dark: 16:52 - 07:39. Nautical Dark: 17:35 - 06:56. Astro Dark: 18:15 - 06:16

Total Clouds (% Sky Obscured)

87
80
78
67
41
72
51
49
39
49
49
30
15
18
28
38
37
35
35
48
33
41
51
34

Low Clouds (% Sky Obscured)

44
69
54
45
33
55
51
48
39
49
49
30
15
18
28
38
37
35
35
48
33
41
51
34

Medium Clouds (% Sky Obscured)

26
0
0
21
11
30
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
8
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

Very Light Rain
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 (%)

47
45
34
36
33
30
25
21
10
5
7
7
7
4
7
6
6
4
5
6
12
10
7
5

Precipitation Amount (mm)

0.3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
81
81
81
81
83
83
83
82
84
85
85
85
87
87
88
88
88
87
84
82
82
78

Pressure (mb)

1014
1015
1016
1016
1016
1016
1016
1016
1016
1016
1017
1016
1016
1016
1015
1014
1013
1012
1011
1010
1009
1009
1008
1007

Ozone (du)

374
362
351
329
316
292
287
284
282
280
280
282
288
289
283
283
284
283
281
281
283
286
287
293

Saturday 20

New Moon 0%

09:17

16:01

09 OK
10 OK
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
07 Bad
08 Bad

Sun - Rise: 08:19, Set: 16:13, Transit: 12:16. Moon - Rise: 09:17, Set: 16:01. Civil Dark: 16:53 - 07:39. Nautical Dark: 17:35 - 06:56. Astro Dark: 18:16 - 06:16

Total Clouds (% Sky Obscured)

29
38
89
100
96
96
100
91
94
95
97
100
100
100
100
90
100
58
61
65
96
84
92
100

Low Clouds (% Sky Obscured)

29
38
40
42
24
66
73
68
71
77
82
100
49
41
49
31
26
34
40
15
0
3
37
45

Medium Clouds (% Sky Obscured)

0
0
21
99
72
93
100
78
89
51
54
93
100
98
100
86
100
20
4
55
67
78
85
100

High Clouds (% Sky Obscured)

0
16
70
92
89
35
19
50
60
0
30
45
51
89
100
60
100
42
40
31
89
65
45
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
4
2
5
8
9
9
9
9
9
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
3
3
5
14
60
95
95
95
90
91
95
62
16
8
5
5
10
29
35
28
56
43
39

Precipitation Amount (mm)

0
0
0
0
0
0
0.8
0.6
0.8
0.4
0.4
0.6
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
20
22
23
23
22
23
23
22
21
18
18
18
17
15
12
9
7
7
8
9
11
12
14

Chance of Frost

Temperature (°C)

9
9
9
10
10
10
10
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
76
77
76
76
78
82
85
90
84
87
84
82
81
84
84
84
81
80
79
81
85
84
84

Pressure (mb)

1007
1006
1005
1004
1002
1001
1001
1000
999
999
999
999
999
1000
1000
1000
1000
1001
1001
1001
1001
1000
1000
1000

Ozone (du)

297
300
304
308
312
318
320
320
319
322
317
317
320
315
319
320
315
331
344
354
366
386
400
405

Sunday 21

Waxing Crescent 2%

09:58

17:07

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
07 Bad
08 Bad

Sun - Rise: 08:19, Set: 16:14, Transit: 12:16. Moon - Rise: 09:58, Set: 17:07. Civil Dark: 16:53 - 07:39. Nautical Dark: 17:36 - 06:57. Astro Dark: 18:16 - 06:17

Total Clouds (% Sky Obscured)

100
100
100
95
90
78
96
90
99
99
100
91
87
84
90
94
85
79
97
93
91
93
95
100

Low Clouds (% Sky Obscured)

62
43
34
36
47
49
46
40
38
46
46
45
54
48
51
55
45
35
40
48
51
65
54
42

Medium Clouds (% Sky Obscured)

100
100
93
86
72
47
73
58
94
71
67
73
25
20
56
71
62
60
62
77
76
79
81
79

High Clouds (% Sky Obscured)

100
100
100
72
76
77
94
88
94
98
100
82
68
53
53
65
41
22
64
40
25
54
43
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 (%)

48
46
37
30
37
30
17
14
14
10
7
4
4
3
4
4
4
3
3
6
8
8
13
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)

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

Chance of Frost

Temperature (°C)

8
8
8
9
9
9
9
9
9
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
87
87
84
80
78
78
81
81
81
79
79
79
79
79
79
81
79
81
82
81
81
82

Pressure (mb)

1001
1001
1001
1001
1000
1000
1000
1001
1001
1001
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003

Ozone (du)

407
411
411
410
411
413
413
413
414
416
418
420
421
421
420
420
422
424
427
428
432
437
438
436

Monday 22

Waxing Crescent 6%

10:28

18:21

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 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad
08 OK

Sun - Rise: 08:19, Set: 16:14, Transit: 12:17. Moon - Rise: 10:28, Set: 18:21. Civil Dark: 16:54 - 07:40. Nautical Dark: 17:36 - 06:57. Astro Dark: 18:17 - 06:17

Total Clouds (% Sky Obscured)

84
67
61
60
52
43
38
38
37
37
50
96
64
61
47
49
45
40
30
29
34
99
50
22

Low Clouds (% Sky Obscured)

54
63
61
60
52
43
38
38
37
37
35
31
29
29
30
36
42
40
30
29
34
52
50
22

Medium Clouds (% Sky Obscured)

71
54
60
56
51
43
38
38
37
37
49
46
39
34
31
26
29
25
23
21
21
77
16
11

High Clouds (% Sky Obscured)

60
60
61
60
52
43
38
24
5
5
9
43
16
13
0
3
4
4
7
17
31
62
31
14

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 (%)

13
15
19
21
22
24
26
24
12
20
20
17
17
17
17
16
14
4
7
6
1
3
3
4

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
10
11
11
11
11
11
11
11
11
12
12
13
13
14
13
13
14
14
15
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
80
77
73
72
74
77
78
81
80
81
81
81
82
85
85
87
85
85
85
85
85
82

Pressure (mb)

1003
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1006
1006
1007
1007
1007
1007
1007
1007
1008
1007
1008
1009

Ozone (du)

434
436
438
438
438
433
429
427
417
402
387
381
381
376
372
367
362
354
346
340
340
342
344
345

Tuesday 23

Waxing Crescent 12%

10:50

19:38

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 Bad
18 Bad
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

Sun - Rise: 08:20, Set: 16:15, Transit: 12:17. Moon - Rise: 10:50, Set: 19:38. Civil Dark: 16:54 - 07:40. Nautical Dark: 17:37 - 06:58. Astro Dark: 18:17 - 06:17

Total Clouds (% Sky Obscured)

59
97
98
98
99
99
82
35
42
47
36
43
76
94
92
95
98
100
99
99
98
97
97
97

Low Clouds (% Sky Obscured)

59
76
83
90
94
94
82
35
42
47
36
43
76
87
81
84
86
90
86
81
76
74
72
72

Medium Clouds (% Sky Obscured)

13
22
17
51
58
27
3
2
0
0
0
2
5
8
8
18
20
27
16
13
13
13
12
11

High Clouds (% Sky Obscured)

17
26
20
20
32
29
5
3
2
3
0
0
0
1
2
21
32
42
31
24
13
7
4
1

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
2
1
1
0
0
1
1
1
2
2
0
1
2
1
6
7
8
10
9
4
9
10
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)

18
18
18
18
17
17
17
17
17
17
17
18
19
19
20
20
21
21
22
22
23
23
23
24

Chance of Frost

Temperature (°C)

7
7
7
8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
4
4
4
5
5
5
5
5
5
5
4
4
4
4
4
4
5
5
4
4

Relative Humidity (%)

81
79
77
77
75
75
77
82
88
88
85
90
90
84
78
79
81
82
84
84
85
85
84
84

Pressure (mb)

1010
1010
1010
1011
1011
1011
1012
1013
1013
1014
1015
1016
1016
1017
1017
1017
1018
1019
1019
1020
1020
1021
1022
1023

Ozone (du)

345
345
345
346
348
351
352
354
359
364
365
367
369
367
366
364
361
358
356
357
358
359
359
359

Wednesday 24

Waxing Crescent 19%

11:08

20:55

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
07 Bad
08 Bad

Sun - Rise: 08:20, Set: 16:15, Transit: 12:18. Moon - Rise: 11:08, Set: 20:55. Civil Dark: 16:55 - 07:41. Nautical Dark: 17:37 - 06:58. Astro Dark: 18:18 - 06:18

Total Clouds (% Sky Obscured)

86
79
74
75
74
73
70
67
64
64
60
57
60
67
60
57
55
56
51
56
58
56
52
47

Low Clouds (% Sky Obscured)

75
72
69
70
71
70
67
65
63
60
55
48
56
67
60
57
55
56
51
56
52
43
37
29

Medium Clouds (% Sky Obscured)

7
4
1
0
0
0
1
2
3
4
6
6
24
39
53
55
55
54
28
9
0
0
0
0

High Clouds (% Sky Obscured)

4
7
8
6
5
4
3
1
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
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 (%)

9
7
1
8
11
12
14
13
9
9
7
1
16
21
24
26
29
30
27
22
8
17
17
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)

24
23
23
22
22
22
22
22
22
22
21
21
21
21
20
20
18
17
17
17
16
17
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
0
0
-0
1
1
1
1
1
1
-1
-1
-1
-1
-0
0
-1
-1
-0
-0
-1
-1
-1
-1

Dew Point (°C)

4
4
4
4
4
3
3
3
2
2
2
1
1
1
1
1
1
1
1
1
0
0
0
0

Relative Humidity (%)

82
81
79
78
78
76
78
76
75
75
75
74
72
72
73
73
73
75
73
73
72
72
72
72

Pressure (mb)

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

Ozone (du)

360
360
360
360
360
360
360
361
361
361
361
361
361
360
359
359
356
353
350
348
346
343
341
338

Thursday 25

Waxing Crescent 28%

11:22

22:13

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 OK
04 OK
05 OK

Sun - Rise: 08:20, Set: 16:16, Transit: 12:18. Moon - Rise: 11:22, Set: 22:13. Civil Dark: 16:56 - 07:41. Nautical Dark: 17:38 - 06:58. Astro Dark: 18:18 - 06:18

Total Clouds (% Sky Obscured)

52
56
61
67
76
84
86
84
76
76
71
66
55
54
52
53
50
51
33
28
28

Low Clouds (% Sky Obscured)

32
35
40
44
45
49
55
54
53
54
50
47
40
37
34
46
50
51
33
28
28

Medium Clouds (% Sky Obscured)

0
0
0
9
18
28
26
23
20
19
24
33
39
40
43
46
49
43
30
21
16

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

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

Fog (%)

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

Precipitation Probability (%)

14
13
5
8
7
4
16
19
18
25
27
27
26
23
19
17
14
7
9
9
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

Feels Like (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1

Dew Point (°C)

0
0
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2

Relative Humidity (%)

72
72
73
74
74
72
72
73
75
76
78
76
78
78
79
79
80
80
79
80
82

Pressure (mb)

1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

336
336
336
336
336
336
336
336
336
337
337
337
338
337
336
336
335
333
332
331
330

Forecast for Blagberry, Devon, United Kingdom (50.99,-4.53)

Generated: 19/12/25 09:46:35. Forecast: 19/12/25 to 25/12/25. Timezone: UTC+0.00