Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 13

Waning Crescent 27%

02:19

12:43

14 OK
15 OK
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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:03, Set: 15:49, Transit: 11:56. Moon - Rise: 02:19, Set: 12:43. Civil Dark: 16:30 - 07:23. Nautical Dark: 17:14 - 06:39. Astro Dark: 17:55 - 05:57

Total Clouds (% Sky Obscured)

44
40
57
83
65
57
57
76
65
65
78
76
88
95
97
91
100
92
100
100
98
85
83
81

Low Clouds (% Sky Obscured)

18
29
40
42
47
40
40
48
50
45
41
36
42
38
44
45
46
49
52
53
54
61
80
69

Medium Clouds (% Sky Obscured)

0
0
0
2
9
8
50
67
65
47
26
64
65
79
61
31
38
34
37
91
74
71
32
22

High Clouds (% Sky Obscured)

44
40
57
78
58
48
23
45
45
52
49
6
63
43
33
53
67
46
85
100
64
19
9
18

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
1
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
88
91
93
90
90
90
88
86
88
88
88
88
87
85
84
85
85
84
81
80
77
74

Pressure (mb)

1026
1026
1026
1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1022
1021
1020
1020
1019
1019
1019
1019
1018
1017
1016

Ozone (du)

331
331
327
324
321
316
312
311
307
304
301
300
299
297
298
299
301
300
299
297
295
293
292
291

Sunday 14

Waning Crescent 19%

03:31

12:55

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:04, Set: 15:49, Transit: 11:57. Moon - Rise: 03:31, Set: 12:55. Civil Dark: 16:30 - 07:23. Nautical Dark: 17:14 - 06:40. Astro Dark: 17:55 - 05:58

Total Clouds (% Sky Obscured)

88
92
87
87
91
94
100
100
96
92
90
92
92
80
74
70
88
93
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
76
77
80
84
69
79
77
88
84
82
81
85
75
72
69
88
93
100
100
100
100
80
79

Medium Clouds (% Sky Obscured)

28
15
6
12
7
7
5
2
16
26
29
32
23
2
2
2
2
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

41
62
49
32
60
81
100
100
64
71
50
10
3
13
18
21
1
2
31
55
50
35
35
35

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
1
0
0
1
0
1
6
5
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
76
80
81
84
87
90
90
88
78
77
80
82
82
77
81
87
81
82
77
80
81
82
82

Pressure (mb)

1016
1015
1014
1014
1013
1013
1012
1011
1011
1010
1010
1009
1008
1008
1007
1007
1007
1007
1007
1007
1006
1006
1005
1005

Ozone (du)

290
289
292
292
291
292
291
292
292
292
293
294
295
296
296
297
297
299
301
302
304
306
308
311

Monday 15

Waning Crescent 12%

04:45

13:11

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:05, Set: 15:49, Transit: 11:57. Moon - Rise: 04:45, Set: 13:11. Civil Dark: 16:30 - 07:24. Nautical Dark: 17:14 - 06:40. Astro Dark: 17:55 - 05:59

Total Clouds (% Sky Obscured)

100
100
98
72
77
70
73
73
100
92
98
100
100
100
100
100
100
100
100
97
95
91
94
97

Low Clouds (% Sky Obscured)

93
91
77
70
69
68
69
53
58
55
74
64
62
95
100
89
69
52
38
38
44
49
42
27

Medium Clouds (% Sky Obscured)

0
0
0
5
39
40
51
5
32
41
97
100
84
62
42
41
51
53
56
62
54
58
72
85

High Clouds (% Sky Obscured)

35
36
39
57
49
47
50
53
100
40
59
93
87
93
100
89
89
80
70
61
52
38
31
23

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
2
18
3
0
0
1
1
0
2
1
9
37
47
33
33
11
21
20
3
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
87
88
88
88
90
90
87
85
87
90
90
93
95
90
81
87
88
90
88
88
87
82
78

Pressure (mb)

1004
1004
1004
1004
1004
1005
1005
1005
1005
1004
1004
1004
1004
1004
1005
1006
1007
1008
1009
1011
1012
1013
1013
1014

Ozone (du)

316
322
328
328
328
325
325
323
322
318
315
311
305
301
300
297
294
290
285
286
291
299
303
305

Tuesday 16

Waning Crescent 7%

05:59

13:31

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Bad
23 OK
00 OK
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

Sun - Rise: 08:06, Set: 15:50, Transit: 11:58. Moon - Rise: 05:59, Set: 13:31. Civil Dark: 16:30 - 07:25. Nautical Dark: 17:14 - 06:41. Astro Dark: 17:56 - 06:00

Total Clouds (% Sky Obscured)

100
99
99
66
61
56
45
31
59
14
28
58
61
63
71
74
77
88
100
99
100
100
98
97

Low Clouds (% Sky Obscured)

15
6
3
0
6
13
20
22
23
14
22
20
17
11
4
0
1
2
2
20
45
66
73
76

Medium Clouds (% Sky Obscured)

100
97
83
63
61
56
45
31
13
0
0
0
0
3
6
9
21
36
35
37
38
81
97
94

High Clouds (% Sky Obscured)

15
15
15
1
1
0
0
0
19
2
13
36
37
45
49
54
63
81
100
99
100
100
77
53

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
16
29
40
41
35

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
5
5
5
5
5
4
4
4
4
4
4
4
5
5
6
6
7
8
9
9
10
11
12

Chance of Frost

Temperature (°C)

8
7
6
6
5
5
4
4
3
3
3
3
2
2
2
2
2
2
3
3
4
5
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
87
90
93
91
91
91
91
89
89
91
89
91
91
93
91
91
89
88
83
78
75
74

Pressure (mb)

1014
1015
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1019
1019
1018
1018

Ozone (du)

312
323
328
341
347
352
349
339
333
329
326
319
317
314
313
311
311
307
305
305
303
302
302
300

Wednesday 17

Waning Crescent 3%

07:10

14:00

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:06, Set: 15:50, Transit: 11:58. Moon - Rise: 07:10, Set: 14:00. Civil Dark: 16:31 - 07:25. Nautical Dark: 17:15 - 06:42. Astro Dark: 17:56 - 06:00

Total Clouds (% Sky Obscured)

95
97
98
100
99
100
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
90
95
99
99
99
96
100
99
96
88
75
63
60
58
56
63
70
77
80
85
90
89
88

Medium Clouds (% Sky Obscured)

85
80
78
85
74
69
42
66
49
73
80
81
76
52
29
2
9
13
16
24
28
45
45
50

High Clouds (% Sky Obscured)

35
30
30
17
2
31
5
60
78
100
100
100
100
100
99
99
98
99
99
98
96
94
92
92

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

Precipitation Probability (%)

21
15
11
10
10
9
3
14
23
24
48
54
46
45
35
9
2
0
0
0
1
1
25
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
77
82
82
84
84
84
85
87
87
90
90
91
93
93
93
95
91
91
90
88
87
84
82

Pressure (mb)

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

Ozone (du)

297
296
294
293
289
289
287
287
288
287
289
290
291
292
291
290
289
288
288
287
284
281
279
276

Thursday 18

Waning Crescent 1%

08:15

14:00

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:07, Set: 15:50, Transit: 11:59. Moon - Rise: 08:15, Set: 14:00. Civil Dark: 16:31 - 07:26. Nautical Dark: 17:15 - 06:42. Astro Dark: 17:56 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
96
94
88
80
73
66
70
68
68
65
66
68
69
70

Low Clouds (% Sky Obscured)

89
90
92
92
85
79
73
56
32
7
18
29
41
42
43
40
47
53
61
58
54
54
56
53

Medium Clouds (% Sky Obscured)

55
60
65
55
38
56
74
75
76
74
66
54
44
28
23
23
28
32
29
23
16
10
22
34

High Clouds (% Sky Obscured)

91
94
93
96
98
97
96
97
96
99
86
74
64
46
22
5
5
30
40
27
25
19
25
29

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

Precipitation Probability (%)

50
54
51
57
75
81
75
63
48
34
36
31
20
16
12
0
0
0
0
1
4
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.3
0.4
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
21
22
22
23
22
22
22
22
22
23
22
22
21
21
21
22
20
19
17
17
16
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
78
78
78
80
80
81
83
84
84
84
80
77
73
74
75
74
77
78
81
80
81
80
81

Pressure (mb)

1005
1004
1003
1002
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000
1001
1001
1002
1003
1004
1005
1006
1007
1008
1009

Ozone (du)

273
271
270
269
268
267
265
263
265
266
268
275
281
288
293
298
303
310
317
324
329
335
340
346

Friday 19

Waning Crescent 0%

09:09

14:40

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
02 OK
03 OK
04 Bad
05 Bad

Sun - Rise: 08:08, Set: 15:51, Transit: 11:59. Moon - Rise: 09:09, Set: 14:40. Civil Dark: 16:31 - 07:27. Nautical Dark: 17:15 - 06:43. Astro Dark: 17:57 - 06:01

Total Clouds (% Sky Obscured)

71
73
76
79
70
61
55
51
43
30
25
21
21
35
48
71

Low Clouds (% Sky Obscured)

49
52
55
58
55
51
46
45
42
30
25
21
21
35
35
33

Medium Clouds (% Sky Obscured)

46
56
69
79
65
61
55
48
28
9
6
3
0
8
19
34

High Clouds (% Sky Obscured)

32
37
47
64
47
31
13
8
4
0
0
0
0
15
29
44

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
7
7
7
4
5
5
5
5
5
4
5
4
5
4

Dew Point (°C)

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

Relative Humidity (%)

82
82
87
88
91
90
91
90
91
90
90
90
89
91
91
89

Pressure (mb)

1010
1010
1011
1012
1013
1013
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

353
359
364
368
373
363
354
345
339
333
328
321
315
309
303
297

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

Generated: 13/12/25 13:23:00. Forecast: 13/12/25 to 19/12/25. Timezone: UTC+0.00