Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 30

Waxing Crescent 40%

11:52

00:04

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

Sun - Rise: 04:43, Set: 21:23, Transit: 13:03. Moon - Rise: 11:52, Set: 00:04. Civil Dark: 22:12 - 03:54. Nautical Dark: 23:30 - 02:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
53
93
69
71
94
65
43
100
98
95
97
90
61
86
67
88
67
35
46
56
39

Low Clouds (% Sky Obscured)

0
0
0
0
29
56
51
43
4
0
0
33
55
40
43
38
43
42
29
17
28
36
50
39

Medium Clouds (% Sky Obscured)

0
0
0
53
52
63
37
31
22
12
53
95
94
86
89
61
52
8
14
16
13
12
8
0

High Clouds (% Sky Obscured)

0
0
0
53
79
15
3
51
8
18
100
96
85
81
54
35
48
23
39
25
3
0
1
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
9
23
3
1
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
6
5
4
5
3
3
3
6
7
7
7
7
7
7
9
9
7
8
14
12
9
7

Chance of Frost

Temperature (°C)

23
22
21
20
20
20
20
20
20
22
23
24
26
27
28
29
30
30
30
29
26
25
24
22

Feels Like (°C)

24
23
22
22
22
21
20
22
23
24
24
24
26
27
28
29
29
30
32
30
24
24
25
23

Dew Point (°C)

18
18
16
16
16
16
17
18
17
17
16
16
16
16
16
15
15
14
13
12
18
19
18
17

Relative Humidity (%)

70
76
75
74
75
79
84
88
81
73
64
59
53
49
45
42
40
37
35
35
59
68
68
73

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1014
1014
1014
1014
1013
1013
1014
1014
1014
1015

Ozone (du)

290
290
289
289
288
287
287
289
289
291
290
293
293
294
294
294
293
294
294
294
294
294
294
296

Tuesday 1

Waxing Crescent 50%

13:04

00:13

22 Good
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
19 Bad
20 Bad
21 Bad

Sun - Rise: 04:44, Set: 21:23, Transit: 13:03. Moon - Rise: 13:04, Set: 00:13. Civil Dark: 22:12 - 03:55. Nautical Dark: 23:29 - 02:39. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
28
44
88
96
100
98
99
99
100
100
100
100
100
100
100
76
52
55
90
70
75
81
60

Low Clouds (% Sky Obscured)

0
0
0
73
86
83
91
97
92
94
92
87
88
95
100
89
50
44
5
44
58
60
65
53

Medium Clouds (% Sky Obscured)

0
4
24
12
40
54
77
79
52
76
98
100
100
100
100
98
68
0
0
6
25
24
31
11

High Clouds (% Sky Obscured)

0
13
4
34
71
60
81
82
35
87
44
56
100
100
100
100
34
6
30
70
2
30
32
0

ISS Passover

Visibility (miles)

9
9
9
9
9
2
5
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
3
6
22
64
91
95
95
86
43
32
30
22
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.7
1.1
1.3
0.6
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
6
6
7
7
7
7
7
7
7
7
7
8
8
6
7
6
10
13
10
15
15
13
10

Chance of Frost

Temperature (°C)

20
19
17
16
15
15
16
15
16
16
17
17
17
17
18
18
18
20
21
22
23
22
21
19

Feels Like (°C)

21
20
19
17
16
15
15
14
15
15
16
16
16
16
17
17
17
17
16
18
18
17
17
16

Dew Point (°C)

17
17
17
16
15
15
15
14
14
14
14
13
12
11
10
9
9
4
7
5
3
2
1
2

Relative Humidity (%)

82
90
95
98
98
100
96
92
86
85
82
77
70
66
62
58
53
36
41
32
27
26
27
32

Pressure (mb)

1015
1016
1016
1016
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1021
1022
1022

Ozone (du)

297
297
298
297
298
299
300
302
302
304
304
305
306
308
310
313
318
321
323
325
326
328
333
334

Wednesday 2

First Quarter 59%

14:16

00:23

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

Sun - Rise: 04:44, Set: 21:23, Transit: 13:04. Moon - Rise: 14:16, Set: 00:23. Civil Dark: 22:11 - 03:56. Nautical Dark: 23:28 - 02:40. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

17
0
0
0
0
0
0
1
3
2
0
0
3
0
3
24
46
43
66
60
78
68
59
52

Low Clouds (% Sky Obscured)

17
0
0
0
0
0
0
0
0
0
0
0
0
0
3
24
40
0
1
6
7
16
15
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
3
2
0
0
0
0
0
1
8
12
24
21
20
21
27
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
0
1
2
0
2
55
2
47
47
43
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 (%)

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)

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

Chance of Frost

Temperature (°C)

17
15
14
13
12
11
11
10
11
13
15
17
18
20
21
23
23
24
24
24
24
23
21
19

Feels Like (°C)

15
13
13
12
11
11
11
10
11
13
15
17
18
20
21
22
23
23
24
23
22
20
18
17

Dew Point (°C)

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

Relative Humidity (%)

41
49
58
65
72
80
85
88
80
66
57
48
40
34
30
28
25
24
23
22
22
24
28
38

Pressure (mb)

1023
1024
1025
1025
1026
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1027
1027
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

333
331
332
331
331
330
330
330
330
330
332
329
328
327
327
327
327
328
329
331
333
336
339
343

Thursday 3

Waxing Gibbous 69%

15:28

00:33

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

Sun - Rise: 04:45, Set: 21:22, Transit: 13:04. Moon - Rise: 15:28, Set: 00:33. Civil Dark: 22:11 - 03:57. Nautical Dark: 23:27 - 02:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

46
13
3
2
2
2
2
3
5
42
48
43
72
86
99
89
78
68
79
89
100
98
96
94

Low Clouds (% Sky Obscured)

11
1
0
0
0
0
0
0
0
0
0
0
8
17
26
17
9
0
12
21
28
17
9
0

Medium Clouds (% Sky Obscured)

14
8
2
1
1
0
0
0
0
1
2
3
12
20
29
28
54
68
74
89
98
97
94
45

High Clouds (% Sky Obscured)

40
0
0
0
1
1
1
1
2
16
22
17
43
69
94
68
48
25
50
77
100
93
86
77

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
2
8
11
12

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
3
4
3
2
2
2
2
2
3
4
5
7
9
11
11
11
12
13
14
14
13
10

Chance of Frost

Temperature (°C)

17
15
13
13
12
11
11
11
12
14
17
19
21
22
23
24
24
25
25
25
24
23
21
20

Feels Like (°C)

14
13
14
13
13
12
12
12
13
15
16
17
18
19
19
19
20
20
21
20
19
19
16
15

Dew Point (°C)

8
9
10
9
8
8
8
8
8
8
7
6
5
4
4
3
2
2
2
1
1
1
0
2

Relative Humidity (%)

54
68
78
79
79
79
80
81
75
63
54
44
36
31
27
25
23
22
21
20
21
23
24
29

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1025
1024
1023
1022
1022
1021
1020
1020
1020
1020

Ozone (du)

347
358
361
353
349
344
340
337
335
332
330
330
329
328
328
328
329
329
328
328
327
327
327
326

Friday 4

Waxing Gibbous 77%

16:42

00:44

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 04:46, Set: 21:21, Transit: 13:04. Moon - Rise: 16:42, Set: 00:44. Civil Dark: 22:10 - 03:58. Nautical Dark: 23:25 - 02:44. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
98
100
100
100
100
97
100
100
100
100
100
100
99
99
96
94
95
96
95
96
97
98
100

Low Clouds (% Sky Obscured)

12
25
38
48
60
81
86
94
100
92
85
77
79
82
85
81
76
72
74
77
79
86
92
99

Medium Clouds (% Sky Obscured)

95
97
99
99
98
92
50
79
78
82
86
45
39
41
47
64
77
90
93
89
84
87
88
87

High Clouds (% Sky Obscured)

82
92
100
70
50
6
25
53
79
81
97
98
81
64
48
36
28
15
10
5
10
20
20
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

12
11
6
28
41
48
49
44
34
27
19
5
5
4
5
18
21
27
39
46
57
64
72
80

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
17
17
16
15
14
15
15
15
15
16
17
18
19
20
20
21
21
21
20
20
19
18
17

Feels Like (°C)

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

Dew Point (°C)

2
3
4
5
6
8
8
8
8
11
11
12
11
11
12
13
14
14
15
15
16
16
16
16

Relative Humidity (%)

34
38
41
48
54
63
62
61
64
76
74
74
66
60
60
64
64
66
66
71
77
84
85
89

Pressure (mb)

1020
1019
1019
1019
1018
1017
1016
1016
1015
1015
1014
1014
1013
1012
1012
1011
1010
1009
1008
1008
1007
1006
1005
1005

Ozone (du)

326
324
324
325
328
330
333
332
330
331
328
327
326
325
324
326
326
327
327
329
331
332
341
350

Saturday 5

Waxing Gibbous 85%

17:57

01:00

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 04:47, Set: 21:21, Transit: 13:04. Moon - Rise: 17:57, Set: 01:00. Civil Dark: 22:09 - 03:59. Nautical Dark: 23:24 - 02:45. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
99
99
99
93
88
82
75
69
63
73
83
92
91
91
96
88
78
70
76
75
69

Low Clouds (% Sky Obscured)

96
92
89
92
95
97
92
88
82
75
69
63
59
52
43
46
49
52
55
57
60
55
50
46

Medium Clouds (% Sky Obscured)

73
50
31
29
21
20
18
13
7
11
20
24
40
56
71
72
71
69
61
57
58
38
24
17

High Clouds (% Sky Obscured)

27
31
35
27
17
0
0
0
0
1
1
2
2
3
3
6
5
5
3
2
0
3
8
13

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

75
71
71
75
72
66
55
41
36
39
45
51
53
50
46
44
45
49
56
61
63
52
43
32

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
15
15
15
14
14
13
13
13
14
14
15
15
15
15
14
14
13
12
11
10
10
9

Chance of Frost

Temperature (°C)

17
16
16
16
15
15
14
14
15
15
15
15
15
16
16
17
17
17
18
18
17
17
16
16

Feels Like (°C)

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

Dew Point (°C)

15
15
14
14
14
13
13
13
13
13
13
13
14
14
15
15
15
15
15
13
11
8
8
8

Relative Humidity (%)

90
90
89
87
90
90
90
90
89
89
89
89
90
89
89
89
86
86
85
74
65
57
59
59

Pressure (mb)

1004
1003
1002
1002
1001
1001
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001

Ozone (du)

359
358
357
356
356
357
357
359
361
363
362
361
360
360
361
361
363
365
367
368
370
371
370
368

Sunday 6

Waxing Gibbous 82%

19:10

01:21

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: 04:48, Set: 21:20, Transit: 13:04. Moon - Rise: 19:10, Set: 01:21. Civil Dark: 22:09 - 04:01. Nautical Dark: 23:23 - 02:47. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

74
83
91
90
88
87
89
92
95
90
85
81
84
83
90
92
96
99
96
94
92

Low Clouds (% Sky Obscured)

57
67
80
77
75
72
78
85
91
83
75
64
68
76
83
83
82
82
84
86
87

Medium Clouds (% Sky Obscured)

36
52
66
64
58
55
53
51
44
42
31
22
27
36
45
50
54
62
65
66
70

High Clouds (% Sky Obscured)

22
39
65
51
31
19
13
9
2
4
4
7
9
10
11
9
6
1
1
1
0

ISS Passover

Visibility (miles)

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

Fog (%)

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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

23
14
3
4
4
1
7
9
11
29
39
36
40
44
49
69
83
93
80
70
65

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.8
0.5
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
67
73
79
80
82
83
77
71
67
59
53
47
47
47
46
53
60
68
69
70

Pressure (mb)

1001
1001
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
1001
1001
1001
1001
1001
1001
1002
1002
1002

Ozone (du)

367
370
372
375
377
378
380
380
379
379
379
380
380
383
387
390
390
390
390
390
389

Forecast for Castle, Cambridgeshire, United Kingdom (52.21,0.10)

Generated: 30/06/25 22:50:12. Forecast: 30/06/25 to 06/07/25. Timezone: UTC+1.00