Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

New Moon 2%

09:20

15:34

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

Sun - Rise: 07:35, Set: 16:08, Transit: 11:51. Moon - Rise: 09:20, Set: 15:34. Civil Dark: 16:46 - 06:57. Nautical Dark: 17:27 - 06:15. Astro Dark: 18:07 - 05:35

Total Clouds (% Sky Obscured)

62
66
60
31
39
44
41
36
33
33
34
36
46
36
30
30
30
17
0
0
1
1
1
13

Low Clouds (% Sky Obscured)

45
39
54
31
39
44
41
36
33
33
34
36
46
36
30
30
30
17
0
0
0
0
0
13

Medium Clouds (% Sky Obscured)

2
3
8
31
17
0
0
0
3
2
0
0
0
0
0
0
0
0
0
0
0
1
1
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
13

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-4
-4
-4
-4
-5
-5
-5
-4
-4
-4
-3
-4
-4
-4
-3
-3
-3
-3
-3
-4
-4
-3
-3

Relative Humidity (%)

62
59
60
64
64
65
65
69
71
74
75
77
77
77
78
80
83
84
86
84
78
73
69
67

Pressure (mb)

1015
1015
1016
1016
1017
1017
1018
1018
1019
1020
1020
1021
1022
1022
1023
1023
1024
1025
1026
1026
1027
1027
1028
1027

Ozone (du)

325
322
317
312
310
313
317
320
323
324
321
318
312
304
300
300
296
293
291
288
285
284
283
281

Friday 21

Waxing Crescent 1%

10:22

16:06

13 OK
14 OK
15 Good
16 Good
17 OK
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

Sun - Rise: 07:36, Set: 16:07, Transit: 11:51. Moon - Rise: 10:22, Set: 16:06. Civil Dark: 16:45 - 06:58. Nautical Dark: 17:26 - 06:16. Astro Dark: 18:06 - 05:37

Total Clouds (% Sky Obscured)

29
33
5
0
15
33
66
98
81
87
100
100
100
100
100
100
97
98
92
96
90
94
100
100

Low Clouds (% Sky Obscured)

29
19
5
0
15
23
27
20
0
0
0
0
0
31
50
66
69
75
74
70
77
89
82
100

Medium Clouds (% Sky Obscured)

3
3
0
0
0
11
31
56
79
60
100
89
100
100
100
98
97
98
92
96
90
26
39
88

High Clouds (% Sky Obscured)

29
10
5
0
15
6
55
95
66
87
94
100
91
98
100
100
35
35
25
13
25
56
97
98

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
8
65
90
95
78
72
43
29
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.6
0.3
0.4
0
0
0.3

Wind Speed/Direction (mph)

5
6
4
4
4
4
4
4
5
6
7
8
8
10
10
11
11
12
13
14
15
13
11
11

Chance of Frost

Temperature (°C)

4
4
4
2
1
0
-0
-0
-1
-0
0
0
0
1
1
2
3
3
4
4
5
6
6
7

Feels Like (°C)

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

Dew Point (°C)

-2
-1
-0
-1
-1
-2
-2
-2
-3
-3
-2
-3
-3
-3
-3
-2
0
1
2
3
3
4
6
7

Relative Humidity (%)

67
68
76
83
88
87
89
89
84
83
84
81
80
77
74
76
83
85
89
91
89
91
94
96

Pressure (mb)

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

Ozone (du)

279
276
275
275
274
274
265
251
250
254
261
263
265
269
275
285
286
288
288
284
285
289
292
292

Saturday 22

Waxing Crescent 5%

11:11

16:51

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:38, Set: 16:06, Transit: 11:51. Moon - Rise: 11:11, Set: 16:51. Civil Dark: 16:44 - 07:00. Nautical Dark: 17:25 - 06:18. Astro Dark: 18:05 - 05:38

Total Clouds (% Sky Obscured)

100
99
89
86
99
100
97
99
100
93
91
93
100
100
100
78
85
91
96
100
93
89
71
68

Low Clouds (% Sky Obscured)

100
99
89
77
61
45
54
54
76
77
59
52
100
97
90
75
77
85
92
100
91
85
64
68

Medium Clouds (% Sky Obscured)

84
49
25
25
58
100
24
94
100
93
91
93
100
98
100
34
28
80
37
38
34
37
35
40

High Clouds (% Sky Obscured)

97
61
61
72
97
78
96
89
40
50
0
16
30
40
56
10
1
2
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
9
9
6
9
9
9
7
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
Light Rain
Light Rain
None
None
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

38
5
5
9
8
4
15
19
23
25
14
9
54
95
91
48
53
75
57
78
65
61
28
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
1.5
0.5
0
0
0.3
0
0.3
0.2
0.2
0
0

Wind Speed/Direction (mph)

13
13
12
9
7
6
5
6
5
6
6
7
8
9
10
12
13
14
15
18
17
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
93
94
94
93
93
93
93
94
94
94
93
94
94
93
88
88
88
90
93
85
78
78

Pressure (mb)

1013
1013
1012
1012
1011
1011
1011
1010
1010
1009
1008
1007
1006
1004
1003
1001
999
998
997
996
995
995
994
994

Ozone (du)

291
285
277
272
270
272
273
271
271
272
274
274
273
271
269
269
269
269
270
271
271
273
275
277

Sunday 23

Waxing Crescent 10%

11:48

17:49

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:39, Set: 16:05, Transit: 11:51. Moon - Rise: 11:48, Set: 17:49. Civil Dark: 16:43 - 07:01. Nautical Dark: 17:25 - 06:19. Astro Dark: 18:04 - 05:39

Total Clouds (% Sky Obscured)

73
81
84
82
82
77
68
63
93
99
76
84
89
100
100
100
99
99
89
84
83
87
80
86

Low Clouds (% Sky Obscured)

73
81
84
82
82
77
68
63
81
79
68
73
68
93
88
84
79
74
36
31
34
43
34
42

Medium Clouds (% Sky Obscured)

49
60
65
55
50
45
45
40
39
37
45
61
85
100
98
96
98
89
57
52
50
54
45
30

High Clouds (% Sky Obscured)

0
0
30
60
82
60
35
10
6
3
0
23
43
65
61
52
43
34
25
11
18
27
32
42

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
5
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
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

39
40
57
69
83
78
73
61
57
50
41
50
58
60
62
68
66
56
33
19
17
13
4
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
18
17
16
16
17
16
16
16
16
16
16
16
16
17
16
16
15
13
12
13
14
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
73
74
76
78
76
76
78
79
75
74
78
76
78
82
91
91
93
85
88
85
83
82
82

Pressure (mb)

994
993
993
993
994
994
994
994
994
994
994
994
993
993
992
992
992
992
993
994
994
995
995
996

Ozone (du)

281
282
281
280
281
282
284
287
295
297
296
295
291
291
293
296
297
302
305
306
309
309
310
312

Monday 24

Waxing Crescent 17%

12:15

18:58

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

Sun - Rise: 07:41, Set: 16:04, Transit: 11:52. Moon - Rise: 12:15, Set: 18:58. Civil Dark: 16:42 - 07:02. Nautical Dark: 17:24 - 06:21. Astro Dark: 18:04 - 05:40

Total Clouds (% Sky Obscured)

85
84
82
78
76
50
29
35
29
26
27
51
70
97
91
85
80
84
89
94
91
87
83
73

Low Clouds (% Sky Obscured)

30
17
15
12
15
2
1
6
10
14
19
39
64
90
82
76
69
76
83
91
89
87
83
73

Medium Clouds (% Sky Obscured)

46
10
10
4
2
0
1
32
2
18
3
17
28
36
20
16
6
8
12
15
13
10
7
5

High Clouds (% Sky Obscured)

49
54
60
65
68
50
29
9
6
3
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
Very Light Rain
None
None
None
None

Precipitation Probability (%)

7
13
8
10
5
1
1
1
14
15
4
10
13
16
18
17
15
18
26
37
23
13
7
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
85
86
88
76
76
82
83
82
85
83
83
86
86
86
86
85
85
85
83
80
76
74

Pressure (mb)

996
997
998
999
1000
1000
1001
1002
1003
1004
1004
1004
1005
1005
1006
1007
1007
1008
1009
1010
1011
1012
1012
1013

Ozone (du)

312
311
314
313
315
316
319
322
323
321
305
302
301
301
300
301
302
303
306
309
311
311
310
310

Tuesday 25

Waxing Crescent 25%

12:35

20:14

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
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 OK
10 OK
11 OK
12 OK

Sun - Rise: 07:42, Set: 16:03, Transit: 11:52. Moon - Rise: 12:35, Set: 20:14. Civil Dark: 16:41 - 07:04. Nautical Dark: 17:23 - 06:22. Astro Dark: 18:03 - 05:42

Total Clouds (% Sky Obscured)

64
58
63
66
69
57
47
36
45
55
60
63
61
59
65
68
70
67
64
55
47
44
44
45

Low Clouds (% Sky Obscured)

61
51
57
65
69
55
43
30
37
43
50
52
54
56
50
44
41
41
44
48
45
42
39
43

Medium Clouds (% Sky Obscured)

3
2
1
1
0
0
0
0
0
1
1
3
6
7
6
5
4
17
33
47
47
44
44
45

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
2
2
2
2
2
1
1
3
6
14
23
39
55
47
44
44
45

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 (%)

7
6
9
11
11
8
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
74
78
79
82
85
88
91
89
89
88
89
89
91
91
91
89
88
88
86
82
79
75

Pressure (mb)

1014
1015
1015
1016
1017
1018
1019
1019
1020
1020
1021
1021
1021
1022
1022
1022
1022
1023
1023
1023
1024
1024
1024
1023

Ozone (du)

307
305
303
300
296
293
292
291
289
288
286
284
282
279
276
274
273
271
270
269
268
268
267
266

Wednesday 26

Waxing Crescent 34%

12:50

21:32

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: 07:44, Set: 16:02, Transit: 11:52. Moon - Rise: 12:50, Set: 21:32. Civil Dark: 16:40 - 07:05. Nautical Dark: 17:22 - 06:23. Astro Dark: 18:03 - 05:43

Total Clouds (% Sky Obscured)

52
54
56
60
62
67
71
77
65
54
46
48
60
76
80
75
67

Low Clouds (% Sky Obscured)

47
52
54
56
58
59
60
60
53
39
29
28
27
26
23
21
17

Medium Clouds (% Sky Obscured)

51
42
41
34
27
22
15
6
7
8
9
9
10
13
20
26
32

High Clouds (% Sky Obscured)

52
37
33
38
48
49
49
55
65
54
40
24
14
14
14
15
35

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
82
85
88
91
93
93
93
93
93
91
91
91
91
91
91
89

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1024
1023
1023
1023
1023
1023
1022
1022
1022

Ozone (du)

265
264
263
261
260
259
259
260
261
262
263
264
264
263
263
262
262

Forecast for Culham, Oxfordshire, United Kingdom (51.66,-1.27)

Generated: 20/11/25 13:43:11. Forecast: 20/11/25 to 26/11/25. Timezone: UTC+0.00