Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Waxing Crescent 28%

11:05

21:53

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

Sun - Rise: 08:05, Set: 15:55, Transit: 12:00. Moon - Rise: 11:05, Set: 21:53. Civil Dark: 16:36 - 07:25. Nautical Dark: 17:19 - 06:42. Astro Dark: 18:00 - 06:01

Total Clouds (% Sky Obscured)

13
24
18
32
29
41
43
39
47
47
43
70
70
71
79
82
76
78
86
88
94
92
90
85

Low Clouds (% Sky Obscured)

13
24
18
29
29
41
43
39
47
47
43
70
70
71
79
82
76
78
86
88
94
92
90
85

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
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
64
62
61
57
53
52
50
49
48
47
46
45
43
43
43
44
48
49
51
54
57
59
60

Pressure (mb)

1032
1032
1031
1031
1030
1030
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1028
1027
1028

Ozone (du)

347
347
349
351
353
356
358
361
362
362
364
366
367
363
360
360
359
356
354
354
360
368
367
360

Thursday 25

Waxing Crescent 39%

11:17

21:53

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:06, Set: 15:56, Transit: 12:01. Moon - Rise: 11:17, Set: 21:53. Civil Dark: 16:36 - 07:25. Nautical Dark: 17:19 - 06:42. Astro Dark: 18:00 - 06:01

Total Clouds (% Sky Obscured)

79
75
72
71
75
82
80
84
87
87
87
86
87
87
83
83
82
85
70
70
68
66
62
68

Low Clouds (% Sky Obscured)

79
75
72
71
75
82
80
84
87
87
87
86
87
87
83
83
82
85
70
70
68
66
62
68

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
0
0

High Clouds (% Sky Obscured)

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
2
1
1
1
2
2
2
2
2
2
3
3
3
3
3
3
3
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

61
63
63
66
68
69
72
75
76
77
79
77
75
70
65
64
66
67
71
72
74
75
76
75

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1027
1028
1028
1028
1029
1029
1029
1028
1028
1029
1029
1029
1030
1030
1030
1031
1031

Ozone (du)

355
348
346
347
346
346
343
342
343
344
343
344
344
343
341
340
338
336
333
330
328
324
322
320

Friday 26

Waxing Crescent 50%

11:28

23:12

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

Sun - Rise: 08:06, Set: 15:57, Transit: 12:01. Moon - Rise: 11:28, Set: 23:12. Civil Dark: 16:37 - 07:26. Nautical Dark: 17:20 - 06:42. Astro Dark: 18:01 - 06:02

Total Clouds (% Sky Obscured)

74
75
78
75
61
61
57
47
23
0
0
0
29
60
86
100
93
98
100
100
100
91
93
76

Low Clouds (% Sky Obscured)

74
75
78
75
61
61
57
47
23
0
0
0
29
60
86
100
82
94
100
100
100
91
86
76

Medium Clouds (% Sky Obscured)

0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
2
8
2
3
6
4
2
0
0

High Clouds (% Sky Obscured)

3
3
4
2
0
2
0
0
0
0
0
0
0
1
2
1
2
1
1
1
5
5
11
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
2
4
5
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
76
73
71
68
68
69
71
72
75
83
86
82
79
82
85
81
77
77
75
73
73
74
84

Pressure (mb)

1032
1032
1032
1033
1033
1033
1033
1033
1033
1034
1034
1034
1034
1035
1034
1034
1034
1034
1034
1034
1034
1034
1035
1035

Ozone (du)

318
313
312
311
311
311
309
307
306
306
306
306
306
305
305
304
303
302
302
301
301
299
300
299

Saturday 27

First Quarter 61%

11:40

00:33

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:06, Set: 15:58, Transit: 12:02. Moon - Rise: 11:40, Set: 00:33. Civil Dark: 16:38 - 07:26. Nautical Dark: 17:21 - 06:43. Astro Dark: 18:02 - 06:02

Total Clouds (% Sky Obscured)

80
93
94
81
78
74
91
87
87
88
87
87
86
83
83
83
85
82
76
57
60
58
58
63

Low Clouds (% Sky Obscured)

80
81
94
81
78
74
85
76
78
79
81
80
78
77
79
81
83
76
71
57
60
58
57
54

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
0
0

High Clouds (% Sky Obscured)

0
4
4
0
0
12
25
35
23
12
0
2
4
7
4
2
0
2
4
5
5
4
3
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
6
6
6
6
6
5
4
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
4
4
2
1
1
0
0
0
0
0
1
1
1
1
1
1
1
1
1

Relative Humidity (%)

84
84
85
85
87
87
85
74
67
67
67
66
65
62
62
62
64
63
64
65
69
71
72
75

Pressure (mb)

1035
1035
1035
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1034
1033
1033
1032
1032
1032
1032
1032
1032
1032
1032

Ozone (du)

298
298
297
298
299
300
299
299
299
299
298
297
297
296
296
296
295
294
294
293
292
291
290
289

Sunday 28

Waxing Gibbous 72%

11:55

01:57

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
17 Bad
18 OK
19 OK
20 OK
21 Bad

Sun - Rise: 08:06, Set: 15:59, Transit: 12:02. Moon - Rise: 11:55, Set: 01:57. Civil Dark: 16:39 - 07:26. Nautical Dark: 17:22 - 06:43. Astro Dark: 18:03 - 06:02

Total Clouds (% Sky Obscured)

56
58
60
61
62
60
61
65
70
74
79
82
79
77
78
75
67
74
64
53
45
42
45
61

Low Clouds (% Sky Obscured)

50
50
60
61
62
60
61
65
70
74
79
82
79
77
78
75
67
74
64
53
45
42
45
61

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
0
0

High Clouds (% Sky Obscured)

10
13
17
21
24
18
10
2
1
1
0
5
9
14
11
8
5
5
5
4
7
7
9
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 (%)

0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
6

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1

Relative Humidity (%)

76
79
80
82
83
83
86
85
86
88
88
86
83
79
78
78
79
79
82
83
85
83
80
79

Pressure (mb)

1032
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1031
1031
1031
1032
1032

Ozone (du)

288
288
287
286
286
286
286
286
286
285
285
285
285
286
287
289
290
292
291
290
289
287
286
285

Monday 29

Waxing Gibbous 82%

12:14

03:26

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
17 OK
18 OK
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:06, Set: 16:00, Transit: 12:03. Moon - Rise: 12:14, Set: 03:26. Civil Dark: 16:40 - 07:26. Nautical Dark: 17:23 - 06:43. Astro Dark: 18:03 - 06:02

Total Clouds (% Sky Obscured)

77
87
87
88
89
81
73
63
60
58
56
64
70
76
66
59
63
58
51
37
37
51
66
75

Low Clouds (% Sky Obscured)

72
81
83
85
87
81
73
63
59
58
55
61
67
71
56
42
29
34
39
37
37
50
54
54

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
7
10
10
8
6
13
15
4
17

High Clouds (% Sky Obscured)

4
3
2
2
2
2
1
0
0
0
0
0
0
0
4
8
12
8
4
1
1
2
3
4

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 (%)

6
6
6
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
68
65
70
78
83
85
88
89
88
86
85
71
61
51
51
52
52
58
65
73
73
75
76

Pressure (mb)

1032
1032
1032
1032
1032
1033
1033
1033
1033
1033
1034
1034
1034
1034
1034
1033
1033
1033
1033
1033
1032
1032
1032
1032

Ozone (du)

284
284
283
282
281
280
279
278
277
279
282
284
295
306
318
320
323
325
325
325
325
327
329
330

Tuesday 30

Waxing Gibbous 91%

12:42

04:59

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
17 Bad

Sun - Rise: 08:06, Set: 16:01, Transit: 12:03. Moon - Rise: 12:42, Set: 04:59. Civil Dark: 16:41 - 07:26. Nautical Dark: 17:24 - 06:43. Astro Dark: 18:04 - 06:02

Total Clouds (% Sky Obscured)

75
69
73
77
81
82
83
84
83
82
81
77
77
77
81
85
91
80
67
55

Low Clouds (% Sky Obscured)

55
56
63
70
76
73
70
67
61
52
43
51
59
69
75
81
87
78
66
52

Medium Clouds (% Sky Obscured)

11
4
2
12
24
32
24
19
34
49
65
45
24
3
2
1
0
0
1
1

High Clouds (% Sky Obscured)

4
4
4
3
2
7
13
19
33
40
55
52
44
37
19
6
0
1
2
3

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
3
2
1
0
0
0
0
0
0
0
0
0
0
1
1
0
5
8
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
79
79
79
79
80
80
80
79
79
79
80
83
86
83
80
78
79
80

Pressure (mb)

1031
1031
1031
1030
1030
1029
1029
1028
1028
1028
1027
1027
1027
1027
1026
1026
1025
1024
1024
1023

Ozone (du)

334
338
342
339
336
334
334
334
335
340
344
349
352
355
358
357
357
356
366
376

Forecast for Harringay, Greater London, United Kingdom (51.59,-0.10)

Generated: 24/12/25 22:58:28. Forecast: 24/12/25 to 30/12/25. Timezone: UTC+0.00