Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waxing Crescent 50%

11:33

23:17

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

Sun - Rise: 08:11, Set: 16:01, Transit: 12:06. Moon - Rise: 11:33, Set: 23:17. Civil Dark: 16:41 - 07:31. Nautical Dark: 17:24 - 06:47. Astro Dark: 18:05 - 06:06

Total Clouds (% Sky Obscured)

98
95
92
94
88
82
56
0
0
44
73
76
78
67
83
81
83
88
86
79
93
89
76
90

Low Clouds (% Sky Obscured)

86
86
91
93
88
82
56
0
0
44
73
76
78
67
83
81
83
87
85
79
93
85
73
88

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)

7
5
6
6
3
3
0
0
0
0
3
5
5
0
2
1
1
3
8
0
0
6
4
10

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
93
93
91
89
86
84
83
86
86
86
85
84
88
90
88
84
82
79
78
78
76

Pressure (mb)

1034
1034
1034
1034
1034
1034
1034
1034
1035
1035
1035
1036
1036
1035
1035
1034
1034
1034
1035
1035
1035
1035
1035
1035

Ozone (du)

334
331
330
328
325
323
321
319
315
312
309
308
307
305
304
303
303
302
302
304
304
304
302
300

Saturday 27

First Quarter 61%

11:45

00:38

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 OK
22 OK

Sun - Rise: 08:11, Set: 16:02, Transit: 12:06. Moon - Rise: 11:45, Set: 00:38. Civil Dark: 16:42 - 07:31. Nautical Dark: 17:25 - 06:48. Astro Dark: 18:06 - 06:07

Total Clouds (% Sky Obscured)

92
99
100
80
67
83
74
73
77
93
85
82
75
80
85
87
89
85
91
75
76
68
34
33

Low Clouds (% Sky Obscured)

87
87
84
69
58
81
69
64
63
79
72
80
71
74
79
79
80
80
86
60
57
48
12
18

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)

15
40
84
39
52
33
9
15
20
33
25
10
8
10
12
17
24
13
22
24
31
26
17
14

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
85
94
96
94
96
96
94
96
96
96
88
78
76
75
74
75
74
72
75
83
83
76
75

Pressure (mb)

1035
1035
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1034
1033
1032
1032
1031
1031
1030
1030
1030
1030
1030
1030

Ozone (du)

300
300
300
301
301
301
301
302
304
306
307
308
309
310
309
310
310
309
307
308
309
306
305
305

Sunday 28

Waxing Gibbous 72%

11:59

02:02

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

Sun - Rise: 08:11, Set: 16:03, Transit: 12:07. Moon - Rise: 11:59, Set: 02:02. Civil Dark: 16:43 - 07:31. Nautical Dark: 17:26 - 06:48. Astro Dark: 18:07 - 06:07

Total Clouds (% Sky Obscured)

41
39
39
34
30
34
36
35
40
39
34
19
12
34
56
68
86
87
95
94
94
92
88
87

Low Clouds (% Sky Obscured)

25
32
30
31
30
34
36
35
40
39
34
19
12
34
56
68
86
86
95
92
89
85
78
70

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)

12
10
10
7
3
4
2
0
0
0
0
0
0
0
0
0
0
0
0
8
18
26
33
38

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
85
91
91
94
94
93
94
94
94
96
91
86
80
79
79
79
75
73
71
73
71
71
68

Pressure (mb)

1029
1029
1029
1029
1029
1029
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1029
1029
1030
1030
1030

Ozone (du)

308
308
309
310
311
309
309
307
305
304
303
301
299
300
301
299
297
295
293
289
288
285
285
282

Monday 29

Waxing Gibbous 82%

12:18

03:32

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 OK
16 OK
17 OK
18 Good
19 Good
20 OK
21 OK
22 OK

Sun - Rise: 08:11, Set: 16:04, Transit: 12:07. Moon - Rise: 12:18, Set: 03:32. Civil Dark: 16:44 - 07:31. Nautical Dark: 17:27 - 06:48. Astro Dark: 18:08 - 06:07

Total Clouds (% Sky Obscured)

84
81
75
67
72
67
76
80
92
92
87
82
77
73
67
59
44
31
19
14
18
21
20
14

Low Clouds (% Sky Obscured)

63
61
63
62
67
67
76
80
85
86
80
72
67
67
63
59
44
31
9
2
2
1
1
1

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)

44
31
17
3
16
28
39
28
20
13
6
9
17
6
15
12
12
31
19
14
18
21
20
14

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
2
1
0
1
2
2
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
70
71
75
88
89
94
94
89
79
72
68
69
65
66
67
68
68
72
81
83
83
84
88

Pressure (mb)

1030
1030
1031
1031
1031
1031
1032
1032
1032
1033
1033
1034
1034
1034
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033

Ozone (du)

279
277
278
280
281
281
280
278
279
280
280
281
283
285
289
291
297
301
303
304
308
308
307
309

Tuesday 30

Waxing Gibbous 91%

12:46

05:04

23 OK
00 OK
01 OK
02 OK
03 OK
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
22 Bad

Sun - Rise: 08:11, Set: 16:05, Transit: 12:08. Moon - Rise: 12:46, Set: 05:04. Civil Dark: 16:45 - 07:31. Nautical Dark: 17:28 - 06:48. Astro Dark: 18:09 - 06:07

Total Clouds (% Sky Obscured)

10
20
28
37
40
45
46
60
73
87
73
62
49
52
62
63
70
74
75
82
93
100
100
96

Low Clouds (% Sky Obscured)

1
8
16
26
25
24
23
25
29
33
33
32
32
38
42
45
57
64
74
74
79
79
81
84

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
6
11
16
16
15

High Clouds (% Sky Obscured)

10
18
16
12
15
20
24
49
72
87
69
47
25
25
24
19
14
8
3
15
30
58
67
76

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
2
3
3
4
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
91
94
94
92
92
94
94
94
91
79
76
72
72
72
73
76
79
82
83
82
82
83

Pressure (mb)

1033
1033
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

310
311
312
314
315
313
315
318
318
318
318
321
324
325
327
330
333
329
325
321
318
314
310
307

Wednesday 31

Waxing Gibbous 97%

13:28

06:35

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 OK
22 OK

Sun - Rise: 08:11, Set: 16:06, Transit: 12:08. Moon - Rise: 13:28, Set: 06:35. Civil Dark: 16:46 - 07:31. Nautical Dark: 17:29 - 06:48. Astro Dark: 18:10 - 06:07

Total Clouds (% Sky Obscured)

95
95
91
87
82
82
82
91
95
100
93
90
87
94
96
95
89
81
74
72
70
66
44
26

Low Clouds (% Sky Obscured)

86
73
60
45
40
33
30
25
18
11
21
33
46
45
44
44
46
47
44
44
40
37
29
21

Medium Clouds (% Sky Obscured)

20
25
30
35
35
35
30
20
20
25
20
27
33
52
70
86
83
77
73
71
68
62
44
25

High Clouds (% Sky Obscured)

75
80
80
80
72
56
36
58
79
100
68
37
5
10
10
10
10
10
15
20
25
24
20
17

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 (%)

3
9
9
6
4
2
0
0
0
0
0
0
0
1
1
0
4
6
3
5
5
2
6
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
85
85
85
83
85
84
84
84
80
76
72
73
73
76
78
80
83
82
82
82
82

Pressure (mb)

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

Ozone (du)

305
302
300
299
297
302
306
310
312
313
315
312
310
307
309
311
313
315
318
320
318
317
315
312

Thursday 1

Waxing Gibbous 95%

14:30

07:52

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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:11, Set: 16:07, Transit: 12:09. Moon - Rise: 14:30, Set: 07:52. Civil Dark: 16:47 - 07:31. Nautical Dark: 17:30 - 06:48. Astro Dark: 18:11 - 06:07

Total Clouds (% Sky Obscured)

13
35
64
90
92
94
96
98
99
100
100
100
100
99
98
95
97
99
100

Low Clouds (% Sky Obscured)

13
24
35
46
51
55
60
59
56
54
56
58
61
66
72
77
83
90
96

Medium Clouds (% Sky Obscured)

5
16
30
45
44
49
53
59
65
70
50
33
18
40
50
69
83
93
100

High Clouds (% Sky Obscured)

13
21
28
26
42
62
82
86
89
92
90
90
92
73
45
19
28
38
59

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

11
10
9
1
5
5
0
1
1
0
3
5
6
17
28
36
43
43
36

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
85
86
86
86
86
86
88
88
89
86
85
83
84
84
84
85
87

Pressure (mb)

1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020
1019
1019
1018
1018

Ozone (du)

308
305
295
285
275
273
271
268
268
269
269
267
265
263
264
266
267
267
266

Forecast for Oxford, Oxfordshire, United Kingdom (51.75,-1.26)

Generated: 26/12/25 23:59:37. Forecast: 26/12/25 to 01/01/26. Timezone: UTC+0.00