Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

New Moon 2%

09:26

15:58

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

Sun - Rise: 07:38, Set: 16:02, Transit: 11:50. Moon - Rise: 09:26, Set: 15:58. Civil Dark: 16:41 - 06:59. Nautical Dark: 17:23 - 06:16. Astro Dark: 18:04 - 05:36

Total Clouds (% Sky Obscured)

16
20
26
36
35
41
52
39
35
27
23
22
11
29
20
27
55
18
27
37
27
32
22
30

Low Clouds (% Sky Obscured)

16
20
26
36
35
41
52
39
35
27
23
22
11
16
15
9
17
4
0
0
0
10
8
0

Medium Clouds (% Sky Obscured)

0
2
3
0
0
0
0
0
2
1
3
2
1
0
3
3
4
15
18
10
0
0
3
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
6
29
20
27
55
18
27
37
27
32
22
30

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)

9
9
10
9
9
9
9
10
9
8
7
6
5
4
4
5
6
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
77
81
87
89
87
87
86
86
86
87
87
89
87
83
78
74
73
72
76
80
86
88
91

Pressure (mb)

1017
1018
1019
1020
1020
1021
1022
1022
1023
1023
1024
1024
1025
1026
1027
1027
1027
1027
1027
1026
1026
1026
1027
1027

Ozone (du)

318
325
326
325
318
312
308
302
299
296
292
289
288
286
281
281
279
278
276
274
272
271
268
267

Friday 21

Waxing Crescent 5%

10:29

16:42

19 OK
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
18 Bad

Sun - Rise: 07:39, Set: 16:01, Transit: 11:50. Moon - Rise: 10:29, Set: 16:42. Civil Dark: 16:40 - 07:00. Nautical Dark: 17:23 - 06:18. Astro Dark: 18:03 - 05:37

Total Clouds (% Sky Obscured)

25
91
98
100
100
100
100
100
100
100
100
98
100
100
93
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
17
0
0
0
0
52
71
96
80
94
81
99
100
99
100
100
100
88
95
79

Medium Clouds (% Sky Obscured)

25
13
94
97
89
100
100
100
100
100
96
96
100
99
63
75
70
86
78
80
75
75
70
60

High Clouds (% Sky Obscured)

25
91
97
97
100
100
100
100
100
100
100
66
87
91
50
55
51
91
100
50
43
37
98
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
4
6
8
9
9
9
9
9
9
8
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
6
25
77
95
83
79
79
91
82
58
42
15
9
7
5
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.4
0.3
0.5
0.6
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
7
7
8
10
10
12
13
13
12
14
15
16
15
16
14
12
9
7
6
5
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-2
-2
-2
-2
-2
-2
-3
-2
-2
0
1
2
2
3
5
5
5
6
6
6
6
6

Relative Humidity (%)

91
89
91
87
88
84
83
78
77
78
80
89
91
93
93
93
94
94
93
96
98
96
94
93

Pressure (mb)

1026
1026
1026
1025
1024
1024
1023
1022
1021
1021
1020
1019
1018
1017
1017
1016
1016
1015
1014
1013
1012
1011
1011
1011

Ozone (du)

268
267
264
258
251
252
255
260
267
270
273
284
287
290
284
281
286
286
285
286
280
277
276
275

Saturday 22

Waxing Crescent 10%

11:18

17:41

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
18 Bad

Sun - Rise: 07:41, Set: 16:00, Transit: 11:50. Moon - Rise: 11:18, Set: 17:41. Civil Dark: 16:39 - 07:02. Nautical Dark: 17:22 - 06:19. Astro Dark: 18:03 - 05:38

Total Clouds (% Sky Obscured)

100
99
92
94
100
100
99
98
99
75
82
82
83
64
57
59
68
96
99
81
57
45
76
96

Low Clouds (% Sky Obscured)

64
68
71
69
51
64
67
97
99
73
70
77
68
52
57
59
68
89
93
81
57
45
62
90

Medium Clouds (% Sky Obscured)

80
77
48
85
100
94
97
90
77
0
63
65
11
32
43
45
50
56
47
43
32
23
42
61

High Clouds (% Sky Obscured)

100
91
40
65
92
42
47
40
0
0
2
0
0
0
0
0
0
0
0
0
0
0
7
3

ISS Passover

Visibility (miles)

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

Fog (%)

1
5
7
56
100
100
34
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
Light Rain
Light Rain
None
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
23
94
84
23
88
82
61
16
14
13
20
35
44
50
40
35
64
67

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.5
0.6
0
0.7
0.4
0.3
0
0
0
0
0
0.2
0.3
0
0
0.3
0.4

Wind Speed/Direction (mph)

4
2
4
4
5
6
7
8
10
13
15
14
14
14
14
15
16
16
15
14
14
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
94
93
94
94
94
93
90
91
93
93
85
85
84
81
78
75
74
74
75
74
80

Pressure (mb)

1010
1009
1009
1008
1007
1006
1005
1003
1002
1000
998
997
996
995
995
995
994
993
992
991
990
990
990
989

Ozone (du)

275
274
272
271
269
269
270
269
269
270
269
269
271
273
275
278
278
279
280
283
285
287
285
284

Sunday 23

Waxing Crescent 17%

11:54

18:51

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
18 OK

Sun - Rise: 07:43, Set: 15:59, Transit: 11:51. Moon - Rise: 11:54, Set: 18:51. Civil Dark: 16:38 - 07:03. Nautical Dark: 17:21 - 06:20. Astro Dark: 18:02 - 05:40

Total Clouds (% Sky Obscured)

97
99
99
99
99
79
100
100
91
99
99
99
100
100
87
79
66
49
34
20
20
15
10
25

Low Clouds (% Sky Obscured)

93
97
96
93
92
79
97
99
87
83
75
68
61
60
39
74
66
49
34
20
20
15
10
25

Medium Clouds (% Sky Obscured)

12
43
68
81
95
48
44
38
44
70
68
46
52
100
73
54
40
21
8
2
20
15
5
10

High Clouds (% Sky Obscured)

0
2
1
0
0
0
0
0
0
0
0
20
43
100
62
60
35
16
0
3
2
2
2
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

47
85
83
68
44
57
72
83
82
79
76
60
42
19
17
46
31
8
3
1
1
2
10
4

Precipitation Amount (mm)

0
0.9
0.6
0.4
0
0
0.4
0.6
0.6
0.5
0.5
0.3
0
0
0
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
91
93
93
93
93
86
86
88
93
85
86
83
88
88
91
89
85
80
82
83
82
82
79

Pressure (mb)

989
989
989
989
989
989
989
989
989
990
991
992
993
994
995
996
996
997
997
998
999
999
1000
1001

Ozone (du)

286
289
294
296
296
298
300
299
298
299
302
305
309
306
303
301
302
303
302
305
309
311
313
316

Monday 24

Waxing Crescent 25%

12:19

No Set

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
18 Bad

Sun - Rise: 07:44, Set: 15:58, Transit: 11:51. Moon - Rise: 12:19, Set: No Set. Civil Dark: 16:37 - 07:05. Nautical Dark: 17:20 - 06:22. Astro Dark: 18:01 - 05:41

Total Clouds (% Sky Obscured)

46
67
77
84
92
93
95
96
94
99
100
95
89
86
75
64
53
59
65
71
67
63
57
54

Low Clouds (% Sky Obscured)

39
52
50
45
44
47
51
55
64
75
85
79
78
77
69
61
53
59
64
69
66
60
55
51

Medium Clouds (% Sky Obscured)

16
67
76
58
79
84
53
56
79
90
100
73
56
37
31
29
25
18
10
8
5
2
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
17
15
4
7
4
1
1
1
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 (%)

4
2
3
15
27
7
13
10
8
15
26
35
33
33
30
28
25
21
16
10
7
4
1
3

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
15
15
14
14
14
14
14
15
14
15
14
13
13
12
13
14
15
15
14
14
13
13
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
79
79
80
88
88
80
80
80
80
89
88
86
85
85
86
86
83
79
76
78
78
79

Pressure (mb)

1001
1002
1003
1003
1004
1004
1004
1005
1006
1006
1007
1008
1007
1008
1009
1010
1011
1012
1012
1013
1014
1015
1016
1017

Ozone (du)

319
317
310
305
302
299
297
299
300
301
301
306
306
306
307
310
312
315
312
309
306
303
300
297

Tuesday 25

Waxing Crescent 34%

12:38

20:08

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

Sun - Rise: 07:46, Set: 15:57, Transit: 11:51. Moon - Rise: 12:38, Set: 20:08. Civil Dark: 16:36 - 07:06. Nautical Dark: 17:20 - 06:23. Astro Dark: 18:01 - 05:42

Total Clouds (% Sky Obscured)

49
43
42
42
43
49
55
60
58
55
61
66
71
76
77
78
72
71
75
75
70
65
61
60

Low Clouds (% Sky Obscured)

46
42
41
42
41
41
39
39
35
25
19
19
19
20
24
31
40
51
57
63
61
60
58
50

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
12
19
32
37
38
35
49
55
56
53
42
43
53
54
60
60

High Clouds (% Sky Obscured)

0
0
1
1
1
8
17
29
44
47
39
30
35
35
35
35
40
45
50
50
55
55
61
52

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 (%)

2
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
10
9
9
8
8
7
7
6
6
6
6
5
5
5
6
7
8
8
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
80
82
83
83
85
85
86
86
86
85
85
86
88
86
86
83
85
85
86
86
88
88

Pressure (mb)

1017
1018
1018
1019
1019
1020
1020
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1023
1023
1023

Ozone (du)

294
291
289
288
286
285
284
282
280
279
278
277
277
276
275
274
273
271
271
270
269
269
269
269

Wednesday 26

Waxing Crescent 44%

12:52

21:27

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

Sun - Rise: 07:47, Set: 15:56, Transit: 11:52. Moon - Rise: 12:52, Set: 21:27. Civil Dark: 16:36 - 07:08. Nautical Dark: 17:19 - 06:24. Astro Dark: 18:00 - 05:43

Total Clouds (% Sky Obscured)

58
56
60
65
70
84
94
97
95
94
85
66
49
39
30
25
30

Low Clouds (% Sky Obscured)

41
32
30
28
24
25
25
27
42
61
83
66
49
39
30
25
30

Medium Clouds (% Sky Obscured)

58
56
60
65
64
71
81
86
79
68
60
56
49
39
30
25
30

High Clouds (% Sky Obscured)

50
43
41
38
45
35
35
25
5
0
5
0
0
4
4
4
9

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
7
6
7
8
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
10
17
21
31
34
36
27
19
14
34
37
31

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
6
7
7
8
10
12
12
13
13
14
14
13
12
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
89
89
89
91
89
91
93
93
93
93
91
93
91
93
91

Pressure (mb)

1023
1023
1023
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

268
266
265
265
266
266
265
264
263
262
261
260
260
260
260
260
260

Forecast for Oadby, Leicestershire, United Kingdom (52.60,-1.08)

Generated: 20/11/25 18:32:15. Forecast: 20/11/25 to 26/11/25. Timezone: UTC+0.00