Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 7%

07:54

13:17

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

Sun - Rise: 08:41, Set: 15:39, Transit: 12:09. Moon - Rise: 07:54, Set: 13:17. Civil Dark: 16:26 - 07:54. Nautical Dark: 17:15 - 07:04. Astro Dark: 18:01 - 06:19

Total Clouds (% Sky Obscured)

100
100
100
100
96
100
100
100
100
100
100
100
100
100
95
60
25
29
51
76
73
61
43
100

Low Clouds (% Sky Obscured)

100
100
100
92
88
82
100
51
23
52
49
38
49
38
50
44
25
29
45
57
60
52
43
23

Medium Clouds (% Sky Obscured)

30
34
26
19
11
38
42
44
38
40
41
92
100
100
83
16
4
6
28
20
9
0
0
34

High Clouds (% Sky Obscured)

100
73
5
23
22
37
79
100
100
100
100
100
100
100
94
47
0
0
0
0
0
0
2
100

ISS Passover

Visibility (miles)

8
9
9
9
9
9
7
9
9
7
9
9
8
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
1
0
0
0
0
0
0
0
0
0
0
1
5
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

52
79
30
23
16
54
94
95
70
70
48
35
25
5
3
1
2
5
24
11
22
4
4
1

Precipitation Amount (mm)

0
0.6
0
0
0
0
0.5
0.9
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
19
21
22
21
20
16
15
13
12
12
10
10
9
9
9
10
12
13
15
17
16
14
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
2
3
4
4
5
5
5
6
5
5
5
5
4
5
5
5
4
3
2
2
2
3

Dew Point (°C)

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

Relative Humidity (%)

84
84
87
87
90
90
90
88
87
84
87
87
85
82
82
84
82
82
81
84
81
79
82
84

Pressure (mb)

1000
1000
999
998
998
997
997
996
996
995
995
995
996
996
996
996
996
996
996
996
997
997
998
999

Ozone (du)

274
275
275
282
285
286
290
296
297
296
298
299
298
302
309
320
320
322
325
328
337
334
331
335

Thursday 18

Waning Crescent 3%

09:04

13:39

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

Sun - Rise: 08:41, Set: 15:39, Transit: 12:10. Moon - Rise: 09:04, Set: 13:39. Civil Dark: 16:26 - 07:54. Nautical Dark: 17:15 - 07:05. Astro Dark: 18:01 - 06:20

Total Clouds (% Sky Obscured)

100
65
71
85
92
99
97
99
100
100
100
100
62
35
2
33
82
72
71
70
67
65
75
93

Low Clouds (% Sky Obscured)

13
1
0
0
36
57
50
77
72
100
88
44
34
27
0
5
73
60
52
52
45
46
48
71

Medium Clouds (% Sky Obscured)

17
37
13
82
86
98
93
95
100
100
100
100
42
0
0
0
0
12
9
3
5
4
30
67

High Clouds (% Sky Obscured)

100
55
55
50
50
50
50
52
100
50
0
51
0
0
0
0
0
26
4
2
2
4
7
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
2
9
9
9
9
9
9
9
9
9
9
9
6

Fog (%)

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

Precipitation Probability (%)

1
1
0
0
5
11
14
26
81
95
95
95
10
1
2
6
6
12
24
17
38
34
55
82

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
1.5
1.6
0.5
0
0
0
0
0
0
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

11
10
8
8
9
9
10
11
12
15
15
16
15
15
16
16
17
18
20
21
23
24
22
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
82
81
79
78
80
81
82
84
84
85
90
84
85
79
79
78
76
76
81
82
81
84
85

Pressure (mb)

999
999
998
998
997
996
995
993
992
991
991
991
992
993
994
994
994
994
994
994
995
995
996
997

Ozone (du)

347
356
350
348
358
364
357
349
347
342
343
347
365
370
368
370
362
366
372
369
371
376
366
351

Friday 19

Waning Crescent 1%

09:04

14:16

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: 08:42, Set: 15:40, Transit: 12:10. Moon - Rise: 09:04, Set: 14:16. Civil Dark: 16:27 - 07:55. Nautical Dark: 17:16 - 07:06. Astro Dark: 18:01 - 06:20

Total Clouds (% Sky Obscured)

90
72
80
59
83
81
86
70
72
76
85
98
84
78
84
57
64
68
89
100
100
98
97
96

Low Clouds (% Sky Obscured)

77
62
80
59
81
81
77
68
62
61
72
63
57
36
15
1
4
5
28
13
23
43
67
91

Medium Clouds (% Sky Obscured)

48
58
45
43
44
31
13
0
0
0
4
10
29
23
57
40
57
51
56
59
67
67
62
58

High Clouds (% Sky Obscured)

13
1
0
0
0
0
0
0
0
15
49
94
50
51
69
55
50
52
77
100
100
85
70
55

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

55
55
55
43
51
51
16
19
4
2
2
2
2
1
0
0
1
1
1
2
4
10
11
8

Precipitation Amount (mm)

0
0
0.3
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

25
23
23
24
22
22
22
20
18
16
15
15
15
14
12
10
9
8
7
8
8
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
85
85
80
81
87
78
74
77
79
81
84
84
84
82
84
84
82
81
82
85
87
84
79

Pressure (mb)

998
1000
1001
1002
1002
1003
1004
1005
1005
1006
1006
1007
1007
1007
1007
1007
1007
1007
1006
1006
1005
1005
1005
1005

Ozone (du)

350
363
359
338
313
299
293
287
286
283
284
283
286
285
282
281
282
284
284
286
287
289
286
289

Saturday 20

New Moon 0%

09:57

15:11

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: 08:42, Set: 15:40, Transit: 12:11. Moon - Rise: 09:57, Set: 15:11. Civil Dark: 16:27 - 07:55. Nautical Dark: 17:16 - 07:06. Astro Dark: 18:02 - 06:21

Total Clouds (% Sky Obscured)

86
78
72
80
89
98
98
99
100
100
100
100
100
100
100
100
100
92
98
99
100
98
97
96

Low Clouds (% Sky Obscured)

78
65
52
45
42
41
41
47
51
53
58
59
72
85
95
94
92
77
72
70
72
73
73
76

Medium Clouds (% Sky Obscured)

59
59
60
67
76
87
90
93
99
100
100
100
100
99
99
95
91
86
87
79
76
76
67
62

High Clouds (% Sky Obscured)

54
54
60
66
70
84
82
73
72
66
57
50
62
70
75
80
69
76
94
98
100
88
77
67

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 (%)

10
21
9
10
9
4
14
27
26
40
53
58
59
54
43
40
39
39
37
36
33
38
41
38

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
5
6
6
5
5
5
4
3
3
3
2
3
3
2
3
3
3
2
1
2
2
1

Dew Point (°C)

4
4
4
5
5
5
5
5
4
4
4
3
3
3
3
3
3
4
4
3
3
3
3
4

Relative Humidity (%)

81
79
78
79
79
81
82
84
82
81
82
79
79
81
81
82
82
85
86
83
82
85
88
90

Pressure (mb)

1005
1005
1005
1004
1004
1004
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1006
1006
1007
1007

Ozone (du)

293
296
296
290
294
297
303
308
315
318
322
332
337
340
341
340
342
342
342
342
341
341
344
345

Sunday 21

Waxing Crescent 2%

10:33

16:23

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: 08:43, Set: 15:41, Transit: 12:11. Moon - Rise: 10:33, Set: 16:23. Civil Dark: 16:28 - 07:56. Nautical Dark: 17:17 - 07:07. Astro Dark: 18:02 - 06:21

Total Clouds (% Sky Obscured)

90
85
78
87
93
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

70
66
61
60
63
66
66
56
52
70
79
87
88
87
85
86
87
89
85
82
79
83
87
91

Medium Clouds (% Sky Obscured)

55
49
42
41
48
56
99
85
85
50
48
60
100
86
100
100
100
100
94
88
81
69
56
49

High Clouds (% Sky Obscured)

57
51
30
53
75
100
100
79
100
100
100
100
100
100
100
100
100
100
99
99
97
99
99
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
3
0
0
0
0
0
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
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

33
29
28
21
27
23
14
13
19
20
17
23
44
44
95
95
87
70
75
76
73
63
58
49

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
85
88
85
86
90
90
91
91
91
91
93
93
94
94
94
96
98
98
98
100
100
100

Pressure (mb)

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

Ozone (du)

345
347
348
350
350
351
351
353
356
359
364
368
371
373
372
371
371
372
373
374
376
378
378
379

Monday 22

Waxing Crescent 6%

10:56

17:45

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: 08:43, Set: 15:41, Transit: 12:12. Moon - Rise: 10:56, Set: 17:45. Civil Dark: 16:28 - 07:56. Nautical Dark: 17:17 - 07:07. Astro Dark: 18:03 - 06:21

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
92
90
87
80
64
45
57
76
100
100
100
100
98
97
95

Low Clouds (% Sky Obscured)

87
82
78
82
84
87
75
63
51
48
45
41
36
35
27
38
52
65
64
60
58
59
60
61

Medium Clouds (% Sky Obscured)

66
78
88
92
96
100
92
86
80
62
44
26
30
31
34
30
27
24
32
34
32
46
60
74

High Clouds (% Sky Obscured)

100
100
100
100
100
99
97
96
93
67
42
16
17
4
5
36
68
100
100
100
100
89
78
67

ISS Passover

Visibility (miles)

0
3
6
9
6
3
0
3
6
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
Very Light Rain
Very Light Rain
Very Light Rain
Very 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 (%)

56
57
56
65
68
70
70
71
73
61
45
11
15
16
14
15
15
14
15
16
14
15
14
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
3
3
3
4
4
5
5
5
5
5
5
5
5
4
4
3
3
3
4
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
94
96
96
96
94
91
90
88
88
86
88
89
93
93
94
94
94
94
94
94
93

Pressure (mb)

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

Ozone (du)

380
381
382
383
385
387
389
386
384
382
382
381
381
381
381
380
381
382
383
383
383
382
382
381

Tuesday 23

Waxing Crescent 12%

11:10

19:10

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: 08:43, Set: 15:42, Transit: 12:12. Moon - Rise: 11:10, Set: 19:10. Civil Dark: 16:29 - 07:56. Nautical Dark: 17:18 - 07:07. Astro Dark: 18:03 - 06:22

Total Clouds (% Sky Obscured)

85
77
74
77
76
76
78
79
82
82
84
86
86
86
84
85
85
86
84
86
83

Low Clouds (% Sky Obscured)

60
60
62
65
69
74
76
78
82
82
84
82
80
77
74
71
71
70
67
66
66

Medium Clouds (% Sky Obscured)

54
38
32
42
47
48
45
33
18
9
5
0
0
0
0
14
29
47
59
71
80

High Clouds (% Sky Obscured)

52
25
5
5
5
5
10
15
15
14
19
18
19
19
20
25
35
40
45
40
40

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

13
13
14
16
18
21
21
21
20
22
22
19
21
21
22
31
38
45
49
54
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

3
3
3
3
3
4
4
4
4
3
3
3
2
2
2
2
2
2
2
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
89
89
88
88
88
88
89
89
89
88
86
88
89
93
93
91
91
91
91

Pressure (mb)

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

Ozone (du)

381
379
377
376
376
377
377
378
378
379
380
380
381
382
384
385
385
385
385
383
382

Forecast for Ratho, Edinburgh, United Kingdom (55.92,-3.38)

Generated: 17/12/25 09:40:03. Forecast: 17/12/25 to 23/12/25. Timezone: UTC+0.00