Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

First Quarter 50%

11:41

00:35

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:10, Set: 15:56, Transit: 12:03. Moon - Rise: 11:41, Set: 00:35. Civil Dark: 16:37 - 07:29. Nautical Dark: 17:21 - 06:45. Astro Dark: 18:02 - 06:04

Total Clouds (% Sky Obscured)

91
89
89
93
98
89
90
71
75
77
75
75
94
98
99
93
91
84
82
72
91
92
92
85

Low Clouds (% Sky Obscured)

83
80
89
93
95
75
86
64
74
77
75
73
92
95
91
83
87
75
82
69
78
79
80
71

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)

3
3
30
10
80
65
54
53
40
20
19
37
70
67
87
70
40
21
15
64
82
81
79
82

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
76
75
76
78
88
93
94
94
96
96
96
94
96
86
75
74
74
72
72
72
72
72
72

Pressure (mb)

1035
1036
1036
1036
1036
1036
1036
1036
1035
1035
1035
1035
1035
1035
1035
1034
1034
1034
1033
1032
1032
1031
1031
1031

Ozone (du)

298
296
295
295
294
294
296
296
294
293
293
292
291
291
291
292
292
292
293
294
297
297
295
297

Sunday 28

Waxing Gibbous 61%

11:55

02:00

18 Bad
19 Bad
20 Bad
21 OK
22 OK
23 OK
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: 08:10, Set: 15:57, Transit: 12:04. Moon - Rise: 11:55, Set: 02:00. Civil Dark: 16:38 - 07:29. Nautical Dark: 17:22 - 06:46. Astro Dark: 18:02 - 06:04

Total Clouds (% Sky Obscured)

72
71
51
26
28
28
49
73
79
67
59
63
68
55
79
71
81
86
83
89
89
75
88
88

Low Clouds (% Sky Obscured)

33
15
0
0
0
0
13
36
44
51
52
61
66
50
77
69
81
86
83
89
89
75
86
87

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)

72
55
51
26
28
28
49
48
65
56
50
50
40
40
46
25
5
1
1
2
2
10
41
9

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
1
2
0
0
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
73
75
75
74
76
72
72
72
72
70
72
70
69
69
69
69
68
67
67
70
71
72
68

Pressure (mb)

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

Ozone (du)

298
297
295
296
298
298
298
298
297
298
298
297
296
294
292
292
290
290
287
283
282
280
279
278

Monday 29

Waxing Gibbous 72%

12:13

03:30

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
12 Bad
13 OK
14 OK
15 OK
16 OK
17 OK

Sun - Rise: 08:10, Set: 15:58, Transit: 12:04. Moon - Rise: 12:13, Set: 03:30. Civil Dark: 16:39 - 07:29. Nautical Dark: 17:23 - 06:46. Astro Dark: 18:03 - 06:04

Total Clouds (% Sky Obscured)

65
88
89
73
96
100
82
65
93
91
81
80
75
89
61
48
77
70
49
38
25
41
38
20

Low Clouds (% Sky Obscured)

65
87
88
57
96
100
82
62
90
88
74
76
68
87
56
44
76
68
49
38
24
38
36
19

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)

4
5
7
15
27
25
22
40
23
31
23
14
8
7
9
6
1
0
0
0
0
0
0
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 (%)

0
1
3
3
3
1
0
0
0
0
0
1
0
5
19
2
14
5
0
3
14
5
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
67
66
73
78
66
62
61
63
63
63
63
69
67
68
73
75
70
68
67
66
69
77
79

Pressure (mb)

1028
1029
1029
1029
1030
1030
1031
1031
1031
1032
1032
1032
1032
1033
1033
1034
1034
1034
1034
1034
1033
1033
1033
1033

Ozone (du)

279
281
279
279
280
281
283
285
284
284
280
282
282
281
283
283
288
294
294
293
296
298
306
318

Tuesday 30

Waxing Gibbous 82%

12:40

05:03

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

Sun - Rise: 08:10, Set: 15:59, Transit: 12:05. Moon - Rise: 12:40, Set: 05:03. Civil Dark: 16:40 - 07:29. Nautical Dark: 17:24 - 06:46. Astro Dark: 18:04 - 06:05

Total Clouds (% Sky Obscured)

28
35
42
28
15
4
4
5
8
7
6
3
8
14
21
16
9
2
12
24
36
26
12
0

Low Clouds (% Sky Obscured)

25
34
41
28
15
1
1
1
1
0
0
0
8
14
21
16
9
1
10
19
29
23
12
0

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
84
86
88
91
91
91
91
87
84
84
83
83
84
84
81
77
73
68
68
73
83
91
93

Pressure (mb)

1033
1033
1033
1033
1033
1033
1032
1032
1031
1031
1030
1030
1030
1030
1030
1030
1029
1029
1029
1028
1028
1028
1027
1027

Ozone (du)

324
328
328
330
334
333
327
321
318
317
317
317
317
315
314
314
316
317
319
320
320
320
317
314

Wednesday 31

Waxing Gibbous 91%

13:22

06:34

18 OK
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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:10, Set: 16:00, Transit: 12:05. Moon - Rise: 13:22, Set: 06:34. Civil Dark: 16:41 - 07:29. Nautical Dark: 17:25 - 06:46. Astro Dark: 18:05 - 06:05

Total Clouds (% Sky Obscured)

22
44
66
76
93
100
100
90
96
93
84
76
99
98
96
97
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

22
44
66
76
93
100
100
90
96
88
76
64
84
90
95
85
75
67
69
71
70
70
64
59

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
17
7
0
13
23
40
45
55
80
85
80
65

High Clouds (% Sky Obscured)

0
0
0
0
2
14
15
3
5
9
46
20
40
21
5
9
13
17
44
72
99
99
100
100

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
1
1
0
6
7
7
6
4
0
2
3
1
5
8
10
16
18
18
17
19
20

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
9
10
11
13
11
12
13
13
13
14
13
14
14
14
15
16
16
17
18
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
94
96
89
82
85
82
75
73
75
72
73
75
76
78
80
82
79
76
74
75
76

Pressure (mb)

1027
1026
1026
1025
1025
1024
1023
1022
1022
1021
1020
1019
1018
1019
1018
1018
1017
1016
1015
1015
1014
1013
1013
1013

Ozone (du)

312
313
315
314
316
317
317
316
314
313
316
312
310
313
316
318
319
320
320
327
335
342
356
370

Thursday 1

Waxing Gibbous 97%

14:23

07:52

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

Sun - Rise: 08:10, Set: 16:02, Transit: 12:06. Moon - Rise: 14:23, Set: 07:52. Civil Dark: 16:42 - 07:29. Nautical Dark: 17:25 - 06:46. Astro Dark: 18:06 - 06:05

Total Clouds (% Sky Obscured)

83
70
56
43
29
16
15
10
7
5
7
8
4
3
3
13
24
34
39
44
51
62
76
89

Low Clouds (% Sky Obscured)

49
42
34
23
12
0
0
0
0
1
1
2
2
1
1
9
16
25
34
43
51
62
76
89

Medium Clouds (% Sky Obscured)

37
15
0
0
0
0
0
0
0
0
0
0
0
0
0
4
8
11
8
4
0
8
15
20

High Clouds (% Sky Obscured)

75
50
20
13
15
9
8
9
7
5
7
8
4
3
3
2
1
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 (%)

33
37
37
29
19
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
18
20

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
13
13
13
13
13
13
13
14
14
14
14
14
14
13
14
15
16
15
14
13
12
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
76
77
77
79
79
78
78
80
78
78
78
77
75
74
73
70
67
64
64
64
64
67
69

Pressure (mb)

1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1014
1014
1014
1015
1016
1016
1016
1017
1017
1017
1018
1018
1018

Ozone (du)

385
384
384
383
383
383
382
379
376
372
367
362
357
355
352
350
343
337
331
321
311
301
301
301

Friday 2

Waxing Gibbous 100%

15:44

08:48

18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 08:09, Set: 16:03, Transit: 12:06. Moon - Rise: 15:44, Set: 08:48. Civil Dark: 16:43 - 07:29. Nautical Dark: 17:26 - 06:46. Astro Dark: 18:07 - 06:05

Total Clouds (% Sky Obscured)

78
68
58
47
35
24
28
30
31
30
32
45
51
61
56
56
53
49

Low Clouds (% Sky Obscured)

77
62
44
36
28
20
24
26
29
27
22
16
13
9
8
5
9
8

Medium Clouds (% Sky Obscured)

19
14
13
7
4
0
0
0
0
6
13
19
19
18
27
23
16
8

High Clouds (% Sky Obscured)

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

Fog (%)

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

Precipitation Probability (%)

21
19
16
11
7
1
1
0
0
0
0
0
2
4
5
6
5
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-2
-2
-2
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3

Relative Humidity (%)

73
73
74
76
76
77
78
78
77
77
77
77
77
77
75
75
72
67

Pressure (mb)

1019
1019
1020
1020
1021
1021
1021
1021
1022
1022
1022
1022
1021
1022
1022
1022
1022
1022

Ozone (du)

301
297
293
289
288
287
286
288
290
292
300
309
318
317
316
316
315
314

Forecast for Bedford, Bedford, United Kingdom (52.14,-0.46)

Generated: 27/12/25 18:54:53. Forecast: 27/12/25 to 02/01/26. Timezone: UTC+0.00