Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Gibbous 86%

18:27

11:26

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: 07:55, Set: 15:56, Transit: 11:55. Moon - Rise: 18:27, Set: 11:26. Civil Dark: 16:35 - 07:15. Nautical Dark: 17:18 - 06:33. Astro Dark: 17:58 - 05:53

Total Clouds (% Sky Obscured)

83
87
90
91
88
76
74
63
65
61
79
100
83
91
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

83
83
90
69
88
74
73
58
65
61
63
59
71
71
57
56
62
74
69
81
65
66
60
58

Medium Clouds (% Sky Obscured)

83
87
29
42
26
1
0
0
0
0
0
0
13
67
4
18
38
49
100
100
100
100
100
100

High Clouds (% Sky Obscured)

83
87
71
50
43
47
24
12
14
0
63
73
47
72
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

4
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
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

Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
None

Precipitation Probability (%)

74
3
0
5
5
16
2
0
0
0
0
0
0
0
1
2
3
7
23
18
50
87
91
52

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
12
14
15
18
16
16
13
13
12
11
12
13
13
12
13
14
13
13
13
13
16
14
12

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
13
12
12
11
11
10
10
10
10
10
10
10
10
11
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
92
93
84
84
87
84
86
87
88
90
93
90
81
88
91
88
87
87
87
83
84
89
89

Pressure (mb)

999
998
998
999
999
1000
1002
1003
1004
1005
1006
1007
1008
1008
1007
1007
1007
1007
1008
1008
1008
1009
1009
1009

Ozone (du)

286
286
288
291
289
289
290
295
298
302
302
302
301
301
302
305
306
306
311
314
317
322
326
330

Monday 8

Waning Gibbous 77%

19:56

11:47

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: 07:56, Set: 15:56, Transit: 11:56. Moon - Rise: 19:56, Set: 11:47. Civil Dark: 16:35 - 07:16. Nautical Dark: 17:17 - 06:34. Astro Dark: 17:58 - 05:53

Total Clouds (% Sky Obscured)

100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
93

Low Clouds (% Sky Obscured)

55
55
59
61
57
65
65
60
82
64
79
93
89
63
51
67
63
79
86
95
83
99
96
84

Medium Clouds (% Sky Obscured)

97
93
79
60
13
15
43
86
55
100
43
56
87
100
100
100
100
100
86
84
53
58
48
41

High Clouds (% Sky Obscured)

32
42
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
97
80
19
38

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
9
9
7
8
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
Very Light Rain
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

43
40
50
25
6
1
1
8
35
54
29
72
83
61
56
63
77
95
94
71
34
31
33
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
10
13
12
11
11
11
11
12
11
14
14
14
15
17
18
19
22
23
23
22
22
21
21

Chance of Frost

Temperature (°C)

12
12
12
12
11
11
11
11
11
11
11
12
12
12
12
12
12
12
12
12
12
12
12
13

Feels Like (°C)

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

Dew Point (°C)

11
11
10
10
10
9
10
9
10
10
10
10
10
11
11
10
10
9
9
9
9
9
10
10

Relative Humidity (%)

90
93
89
88
90
87
90
88
93
93
93
89
89
90
90
84
84
84
84
84
86
84
86
84

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1010
1011
1010
1010
1010
1009
1009
1008
1008
1007
1006
1006
1005
1005
1005
1004
1004

Ozone (du)

329
331
333
331
329
328
330
328
326
323
320
315
309
307
301
295
291
290
291
292
292
291
289
287

Tuesday 9

Waning Gibbous 67%

21:20

12:02

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: 07:57, Set: 15:56, Transit: 11:56. Moon - Rise: 21:20, Set: 12:02. Civil Dark: 16:35 - 07:17. Nautical Dark: 17:17 - 06:35. Astro Dark: 17:58 - 05:54

Total Clouds (% Sky Obscured)

96
100
95
96
100
99
99
98
97
100
99
100
100
100
100
100
98
100
89
85
86
91
100
96

Low Clouds (% Sky Obscured)

89
100
68
71
69
60
71
75
70
50
67
74
70
75
77
76
65
69
52
45
45
45
47
50

Medium Clouds (% Sky Obscured)

30
41
95
32
100
98
88
83
88
100
28
21
15
30
30
30
30
30
46
35
50
60
70
60

High Clouds (% Sky Obscured)

20
96
42
25
83
14
25
25
20
62
42
99
100
81
85
90
91
89
89
85
86
91
100
96

ISS Passover

Visibility (miles)

9
9
5
9
9
6
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

Light Rain
None
Very Light Rain
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
None

Precipitation Probability (%)

64
38
56
60
64
74
61
48
1
1
13
7
6
2
4
12
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.5
0
0.3
0.4
0.4
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
19
19
18
16
18
17
17
16
17
19
18
19
17
17
17
19
17
14
12
11
11
12
12

Chance of Frost

Temperature (°C)

13
14
14
14
13
13
13
12
12
12
12
12
11
11
11
11
11
10
10
10
10
10
11
11

Feels Like (°C)

9
8
8
8
8
7
7
6
7
6
5
5
4
5
5
5
2
4
4
6
6
7
8
7

Dew Point (°C)

11
11
11
11
11
10
11
10
9
9
9
9
8
9
9
9
7
6
7
8
7
8
8
8

Relative Humidity (%)

84
84
82
84
86
84
89
87
84
83
83
81
81
84
88
87
80
74
78
85
85
83
81
79

Pressure (mb)

1004
1003
1003
1004
1004
1004
1004
1005
1005
1004
1004
1004
1004
1004
1004
1005
1007
1009
1011
1012
1013
1014
1015
1016

Ozone (du)

287
288
286
286
287
285
284
285
286
289
290
290
289
288
286
286
286
289
290
291
293
294
295
297

Wednesday 10

Waning Gibbous 57%

22:40

12:14

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

Sun - Rise: 07:58, Set: 15:55, Transit: 11:57. Moon - Rise: 22:40, Set: 12:14. Civil Dark: 16:35 - 07:18. Nautical Dark: 17:17 - 06:36. Astro Dark: 17:58 - 05:55

Total Clouds (% Sky Obscured)

85
85
63
41
19
32
40
52
46
38
32
36
39
44
50
59
68
69
63
61
62
65
74
83

Low Clouds (% Sky Obscured)

51
49
40
31
19
32
40
52
46
38
32
36
38
37
43
51
57
60
50
44
45
43
44
53

Medium Clouds (% Sky Obscured)

30
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
11
16
32

High Clouds (% Sky Obscured)

85
85
63
30
0
0
0
0
0
0
0
0
1
3
2
1
1
1
0
0
0
1
20
43

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
81
88
93
93
93
95
96
94
96
96
96
98
96
98
98
98
96
93
91
88
87
84

Pressure (mb)

1016
1017
1017
1018
1019
1020
1021
1020
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1019
1018

Ozone (du)

303
303
306
311
312
307
307
307
306
306
306
307
306
307
309
309
309
312
314
316
323
321
320
318

Thursday 11

Third Quarter 46%

23:55

12:25

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: 07:59, Set: 15:55, Transit: 11:57. Moon - Rise: 23:55, Set: 12:25. Civil Dark: 16:35 - 07:19. Nautical Dark: 17:17 - 06:36. Astro Dark: 17:58 - 05:56

Total Clouds (% Sky Obscured)

91
100
99
98
97
98
99
100
100
100
100
99
99
98
99
99
100
96
93
89
90
95
100
100

Low Clouds (% Sky Obscured)

57
64
69
74
76
74
72
69
68
67
66
70
73
77
85
92
100
82
65
47
31
16
20
20

Medium Clouds (% Sky Obscured)

88
100
98
96
89
95
98
88
100
98
96
89
81
66
45
37
30
31
37
42
47
50
54
50

High Clouds (% Sky Obscured)

72
100
73
42
4
27
54
76
51
40
31
33
34
53
67
81
96
95
93
84
84
90
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
6
7
3
20
30
10
9
9
0
6
15
6
27
45
56
49
39
18
16
21
30
23

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
88
91
95
96
95
96
98
95
95
95
95
95
95
93
91
91
91
93
93
91
90
88

Pressure (mb)

1018
1017
1016
1016
1016
1015
1015
1015
1015
1014
1014
1013
1013
1012
1012
1012
1011
1011
1012
1013
1013
1014
1014
1014

Ozone (du)

318
318
319
319
321
319
313
309
311
312
312
312
311
310
309
310
311
312
312
312
312
315
317
319

Friday 12

Waning Crescent 36%

01:07

12:36

13 Bad
14 Bad
15 Bad
16 OK
17 OK
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: 08:00, Set: 15:55, Transit: 11:57. Moon - Rise: 01:07, Set: 12:36. Civil Dark: 16:35 - 07:20. Nautical Dark: 17:18 - 06:37. Astro Dark: 17:58 - 05:57

Total Clouds (% Sky Obscured)

100
100
68
40
25
36
37
33
43
52
61
73
85
98
87
75
60
69
81
85
90
95
100
100

Low Clouds (% Sky Obscured)

24
28
29
34
25
36
37
33
43
45
50
41
38
35
47
59
60
69
74
76
78
80
82
86

Medium Clouds (% Sky Obscured)

55
52
50
40
25
36
37
33
43
52
61
61
68
86
76
66
48
26
12
7
28
48
69
79

High Clouds (% Sky Obscured)

100
100
68
37
5
0
0
0
0
0
0
0
0
0
3
5
7
6
5
4
34
65
95
93

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
5
3
5
7
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
0
1
5
12
32
47
60
66
58
40
17
4
0
1
4
5
14
15
10
12
12
8
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
7
7
7
7
7
6
6
7
7
6
5
6
7
7
9
10
11
11
12
12
13
14
15

Chance of Frost

Temperature (°C)

9
9
9
8
8
8
7
7
8
7
7
6
6
7
7
8
8
8
9
9
9
10
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
87
88
88
88
91
91
91
88
88
88
88
88
88
87
87
87
87
87
84
83
81

Pressure (mb)

1014
1014
1015
1015
1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018

Ozone (du)

320
321
321
320
319
318
318
319
319
320
320
321
323
326
328
329
330
331
333
335
337
336
335
334

Saturday 13

Waning Crescent 27%

02:19

12:47

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: 08:00, Set: 15:55, Transit: 11:58. Moon - Rise: 02:19, Set: 12:47. Civil Dark: 16:35 - 07:21. Nautical Dark: 17:18 - 06:38. Astro Dark: 17:58 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
96
94
88
85
82
81
80
81
85

Low Clouds (% Sky Obscured)

91
96
89
82
75
81
86
85
78
73
69
68
71
77
80
81
85

Medium Clouds (% Sky Obscured)

89
97
83
61
34
29
12
4
19
39
58
62
68
75
75
80
77

High Clouds (% Sky Obscured)

91
88
81
70
57
57
67
77
73
68
77
77
82
81
79
66
57

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

Precipitation Probability (%)

34
42
45
50
56
58
52
46
40
31
3
7
11
10
13
19
19

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
17
19
19
19
19
16
14
12
11
11
11
11
10
10
11
11

Chance of Frost

Temperature (°C)

11
11
11
11
11
10
10
9
7
6
6
6
7
7
7
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
81
84
85
87
88
90
91
91
93
93
93
91
91
91
93

Pressure (mb)

1017
1016
1016
1016
1016
1015
1016
1017
1018
1018
1018
1018
1018
1018
1018
1018
1017

Ozone (du)

336
338
339
339
339
338
338
337
336
338
339
340
336
332
328
326
323

Forecast for Crondall, Hampshire, United Kingdom (51.23,-0.86)

Generated: 07/12/25 13:43:02. Forecast: 07/12/25 to 13/12/25. Timezone: UTC+0.00