Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 22

Waxing Crescent 6%

10:32

20:21

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

Sun - Rise: 08:29, Set: 18:11, Transit: 13:20. Moon - Rise: 10:32, Set: 20:21. Civil Dark: 18:39 - 08:00. Nautical Dark: 19:12 - 07:28. Astro Dark: 19:43 - 06:57

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
41
30
15
0
0
36
31
51
89
100
100
99
96
85
62

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
38
28
13
0
0
0
0
0
2
1
7
2
13
41
9

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
36
31
51
89
100
100
97
96
42
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
36
6
37
32
100
81
69
5
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 (%)

0
0
1
1
0
0
0
0
0
0
1
2
2
2
3
5
4
6
7
7
11
18
20
16

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)

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

Chance of Frost

Temperature (°C)

6
6
5
6
7
9
10
11
11
11
11
11
10
9
8
7
7
6
6
7
7
8
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
94
90
81
71
65
63
62
63
69
81
88
90
90
90
87
87
87
90
90
87
93

Pressure (mb)

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

Ozone (du)

344
333
323
320
321
321
323
322
319
317
316
314
315
316
316
314
315
316
316
315
317
318
317
317

Tuesday 23

Waxing Crescent 12%

11:06

21:25

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:29, Set: 18:11, Transit: 13:20. Moon - Rise: 11:06, Set: 21:25. Civil Dark: 18:40 - 08:01. Nautical Dark: 19:12 - 07:28. Astro Dark: 19:43 - 06:57

Total Clouds (% Sky Obscured)

78
72
59
73
100
100
100
100
100
100
100
100
100
100
96
70
55
56
57
40
54
84
75
58

Low Clouds (% Sky Obscured)

4
6
2
2
4
2
18
28
65
66
80
68
77
90
80
48
18
16
15
12
14
17
16
19

Medium Clouds (% Sky Obscured)

78
60
35
73
87
100
100
100
93
86
100
100
100
100
80
19
55
3
1
4
6
7
14
25

High Clouds (% Sky Obscured)

2
16
43
50
100
100
100
100
100
82
100
90
84
98
51
8
2
56
34
13
41
77
64
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
3
5
3
2
5
9
9
9
9
9
9
9
9
9
9

Fog (%)

6
3
11
12
0
0
0
0
0
0
0
0
0
0
0
6
6
1
0
1
2
21
56
77

Precipitation Type

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

Precipitation Probability (%)

13
12
5
3
4
4
12
34
86
95
95
95
95
74
62
55
50
47
29
28
25
23
18
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.9
0.9
1.2
2.7
1.2
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
4
6
8
10
12
7
6
5
5
4
4
3
4
4
4
4
4
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
91
85
79
75
72
76
93
93
96
98
96
96
96
96
96
96
96
95
95
95
96

Pressure (mb)

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

Ozone (du)

315
316
317
315
316
320
323
325
325
324
325
329
332
335
337
338
337
337
340
340
340
338
339
338

Wednesday 24

Waxing Crescent 19%

11:37

22:29

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:30, Set: 18:12, Transit: 13:21. Moon - Rise: 11:37, Set: 22:29. Civil Dark: 18:41 - 08:01. Nautical Dark: 19:13 - 07:29. Astro Dark: 19:44 - 06:58

Total Clouds (% Sky Obscured)

61
88
72
100
100
100
95
100
100
100
100
99
100
94
100
100
100
100
100
97
100
99
96
99

Low Clouds (% Sky Obscured)

4
51
30
24
27
33
25
33
83
97
92
91
94
85
85
87
79
70
70
55
68
32
33
30

Medium Clouds (% Sky Obscured)

29
42
43
100
100
100
76
94
76
85
97
99
89
85
99
100
100
99
100
80
69
79
44
80

High Clouds (% Sky Obscured)

1
0
4
38
33
33
22
30
30
35
42
23
65
41
91
71
81
70
60
60
60
86
86
91

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
4
4
3
3
2
2
2
2
2
3
8
8
5
9
8

Fog (%)

100
99
99
100
99
26
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

38
32
23
32
46
45
64
87
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.5
0.9
1.1
1.4
1.9
2.3
2.3
2.4
2.1
1.8
1.3
1.2
1.6
2
0.9
0.9
0.4

Wind Speed/Direction (mph)

2
2
1
2
2
3
5
7
8
9
6
7
8
6
5
3
2
4
2
1
2
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
95
96
91
87
84
82
82
84
90
92
93
96
96
98
96
98
96
96
96
95
93
93

Pressure (mb)

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

Ozone (du)

338
337
339
344
352
358
364
363
357
352
351
352
355
359
361
364
369
375
379
379
380
378
377
376

Thursday 25

Waxing Crescent 28%

12:04

23:32

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

Sun - Rise: 08:30, Set: 18:13, Transit: 13:21. Moon - Rise: 12:04, Set: 23:32. Civil Dark: 18:41 - 08:01. Nautical Dark: 19:13 - 07:29. Astro Dark: 19:45 - 06:58

Total Clouds (% Sky Obscured)

100
100
100
100
85
68
49
34
22
10
15
17
2
1
1
0
3
4
5
11
16
22
16
10

Low Clouds (% Sky Obscured)

27
39
55
59
61
60
49
34
22
10
15
17
2
1
1
0
2
2
0
4
8
12
9
5

Medium Clouds (% Sky Obscured)

69
75
78
82
77
54
49
34
19
10
1
0
0
0
0
0
1
2
3
4
5
6
4
2

High Clouds (% Sky Obscured)

100
100
100
100
80
59
34
25
16
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
8
8
8
9
9
8
8
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
Very Light Rain
Light Rain
Light Rain
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

Precipitation Probability (%)

84
82
87
88
93
89
93
95
91
64
41
34
36
21
17
10
12
9
5
5
6
2
8
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
8
8
10
11
12
13
12
14
13
12
10
9
9
8
8
8
7
7
6
6
6

Dew Point (°C)

8
7
8
8
8
8
9
10
10
10
10
11
11
10
9
8
8
7
7
7
6
6
6
6

Relative Humidity (%)

93
93
93
93
88
85
81
80
82
80
80
87
93
95
96
95
96
95
95
93
91
91
91
91

Pressure (mb)

1006
1006
1007
1007
1008
1008
1008
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1010

Ozone (du)

374
373
369
365
364
364
365
364
363
362
358
352
350
348
346
346
345
344
346
347
344
337
334
332

Friday 26

Waxing Crescent 39%

12:29

00:36

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

Sun - Rise: 08:30, Set: 18:13, Transit: 13:22. Moon - Rise: 12:29, Set: 00:36. Civil Dark: 18:42 - 08:02. Nautical Dark: 19:14 - 07:30. Astro Dark: 19:45 - 06:58

Total Clouds (% Sky Obscured)

4
6
6
8
5
2
0
13
28
48
48
43
40
68
73
77
73
68
60
65
65
60
60
55

Low Clouds (% Sky Obscured)

3
3
4
4
3
2
0
0
0
0
9
20
30
25
25
26
26
26
26
28
30
32
30
28

Medium Clouds (% Sky Obscured)

0
0
1
1
1
0
0
10
22
36
24
12
0
23
28
32
31
30
30
38
46
55
55
45

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
29
36
43
31
16
0
2
3
5
23
42

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

10
16
16
8
10
8
4
3
3
1
4
4
1
64
72
75
68
60
54
56
56
56
61
65

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.9
0.5
0.4
0.4
0.3
0.3
0.3
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
6
7
7
8
10
11
13
13
13
13
12
10
9
10
10
10
10
10
9
9
9
9
9

Feels Like (°C)

6
6
6
7
8
9
11
13
12
11
11
11
10
9
10
10
11
10
10
9
8
9
8
8

Dew Point (°C)

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

Relative Humidity (%)

91
93
90
88
87
76
73
71
69
66
65
70
81
88
88
87
87
87
84
84
82
82
81
81

Pressure (mb)

1010
1010
1011
1011
1011
1012
1011
1011
1010
1010
1010
1010
1011
1011
1013
1013
1014
1014
1014
1014
1014
1013
1013
1013

Ozone (du)

332
334
333
332
332
333
332
331
328
326
325
324
325
326
325
324
324
323
322
322
322
322
322
321

Saturday 27

First Quarter 50%

12:54

01:42

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:31, Set: 18:14, Transit: 13:22. Moon - Rise: 12:54, Set: 01:42. Civil Dark: 18:42 - 08:02. Nautical Dark: 19:15 - 07:30. Astro Dark: 19:46 - 06:59

Total Clouds (% Sky Obscured)

50
45
45
45
40
45
45
45
50
55
60
61
66
61
61
56
51
50
50
45
45
45
52
63

Low Clouds (% Sky Obscured)

23
23
27
31
34
37
37
40
41
41
41
37
33
29
22
22
23
20
18
21
17
17
18
19

Medium Clouds (% Sky Obscured)

50
45
45
45
40
45
45
45
50
35
25
16
17
17
16
21
26
35
45
45
45
45
52
63

High Clouds (% Sky Obscured)

50
45
45
45
40
45
45
45
45
40
30
25
30
40
50
55
51
50
50
45
45
45
48
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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

68
70
73
77
75
73
71
68
64
60
63
61
56
64
70
72
70
66
64
63
61
56
64
69

Precipitation Amount (mm)

0.5
0.5
0.6
0.8
0.7
0.7
0.7
0.6
0.5
0.5
0.5
0.5
0.4
0.5
0.6
0.8
0.7
0.6
0.7
0.5
0.5
0.5
0.5
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
8
9
9
8
7
6
14
14
13
14
16
18
12
13
13
14
14
14
13
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

82
82
80
77
75
66
60
53
53
53
52
60
70
80
83
87
89
89
87
86
83
83
80
79

Pressure (mb)

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

Ozone (du)

321
320
322
323
325
327
329
331
334
337
340
342
345
348
349
350
352
352
352
352
351
350
349
344

Sunday 28

Waxing Gibbous 61%

13:21

02:50

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 08:31, Set: 18:15, Transit: 13:23. Moon - Rise: 13:21, Set: 02:50. Civil Dark: 18:43 - 08:03. Nautical Dark: 19:15 - 07:30. Astro Dark: 19:46 - 06:59

Total Clouds (% Sky Obscured)

70
84
92
99
96
93
87
89
91
94
96
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

21
36
47
54
56
58
60
53
47
41
54
68
83
71
61
57
58
59
60

Medium Clouds (% Sky Obscured)

70
84
92
99
95
91
83
80
78
78
85
94
99
96
90
84
84
85
85

High Clouds (% Sky Obscured)

63
71
76
82
80
78
70
79
82
84
89
95
100
100
100
100
97
96
92

ISS Passover

Visibility (miles)

9
9
8
6
4
6
8
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

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

70
81
89
94
91
88
90
77
65
58
62
69
75
74
62
46
54
59
63

Precipitation Amount (mm)

0.6
0.7
0.8
1
0.8
0.8
1.1
0.6
0.4
0.3
0.4
0.5
0.9
0.7
0.5
0.3
0.3
0.4
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
10
10
10
9
8
6
13
12
12
12
12
13
10
10
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

77
77
80
84
90
87
84
82
82
80
79
81
84
86
88
90
93
93
93

Pressure (mb)

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

Ozone (du)

339
334
330
326
323
325
326
328
325
322
319
316
313
310
310
311
312
310
309

Forecast for Gibraltar, Gibraltar (36.14,-5.35)

Generated: 22/12/25 06:22:55. Forecast: 22/12/25 to 28/12/25. Timezone: UTC+1.00