Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 30

Waxing Crescent 40%

11:55

00:08

23 Good
00 OK
01 OK
02 OK
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 OK
19 Good
20 Good
21 Good
22 OK

Sun - Rise: 04:47, Set: 21:26, Transit: 13:07. Moon - Rise: 11:55, Set: 00:08. Civil Dark: 22:14 - 03:59. Nautical Dark: 23:31 - 02:44. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
35
34
34
73
72
79
62
86
96
91
95
98
82
89
97
92
98
49
15
4
2
14
38

Low Clouds (% Sky Obscured)

0
9
28
34
66
66
58
49
48
61
28
47
39
48
45
56
60
53
44
10
0
0
13
38

Medium Clouds (% Sky Obscured)

0
24
23
34
36
30
32
11
12
68
72
86
85
65
86
90
83
55
49
15
4
2
3
2

High Clouds (% Sky Obscured)

0
22
9
9
2
2
3
6
43
88
79
67
96
72
81
94
81
94
48
5
4
2
3
5

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
1
3
6
4
7
10
15
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)

5
5
5
5
4
3
3
4
5
6
6
5
3
4
6
5
7
8
10
9
6
5
4
7

Chance of Frost

Temperature (°C)

23
22
21
21
20
20
19
20
21
23
24
25
26
27
28
29
30
30
29
28
27
26
25
23

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
75
80
85
88
91
91
89
80
72
65
60
54
49
45
41
39
36
35
40
51
59
61
71

Pressure (mb)

1014
1014
1014
1015
1014
1014
1014
1014
1015
1015
1014
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

292
292
293
292
290
289
289
290
292
292
293
294
295
296
295
295
296
295
295
295
295
296
298
299

Tuesday 1

Waxing Crescent 50%

13:07

00:17

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 Good
18 Good
19 Good
20 Good
21 Good
22 Good

Sun - Rise: 04:48, Set: 21:25, Transit: 13:07. Moon - Rise: 13:07, Set: 00:17. Civil Dark: 22:13 - 04:00. Nautical Dark: 23:30 - 02:45. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

76
86
92
99
97
99
97
99
100
100
100
100
100
100
99
100
53
90
3
0
0
0
0
0

Low Clouds (% Sky Obscured)

41
45
59
61
60
75
86
83
80
84
88
95
95
89
45
36
44
26
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

38
63
85
93
95
85
63
71
100
100
100
100
100
85
57
0
5
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
39
77
98
91
55
44
11
61
48
100
100
100
100
99
50
3
60
2
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
1
8
30
53
71
50
22
10
18
2
3
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
21
19
17
16
16
16
16
16
15
15
15
15
16
16
17
17
18
20
19
18
17
15
14

Dew Point (°C)

18
18
17
17
16
16
16
15
14
14
13
13
12
9
6
4
7
7
5
5
4
4
3
3

Relative Humidity (%)

82
88
92
95
95
98
98
93
89
87
81
77
70
60
46
35
36
35
31
30
30
34
35
41

Pressure (mb)

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

Ozone (du)

299
300
300
301
301
303
304
305
305
306
307
309
311
314
316
320
322
326
327
330
334
337
334
332

Wednesday 2

First Quarter 59%

14:19

00:26

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

Sun - Rise: 04:49, Set: 21:25, Transit: 13:07. Moon - Rise: 14:19, Set: 00:26. Civil Dark: 22:13 - 04:01. Nautical Dark: 23:29 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
0
1
0
6
19
29
47
78
78
77
58
53
57
57
25

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
6
19
29
36
0
0
1
2
8
1
1
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
13
31
27
39
28
41
22
19
12

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
2
2
2
1
40
35
11
35
30
25
20
6

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

Chance of Frost

Temperature (°C)

15
14
13
12
11
10
10
10
12
15
17
19
20
21
22
23
24
24
24
24
23
21
19
17

Feels Like (°C)

13
12
11
11
11
10
9
10
12
15
17
19
20
21
22
22
23
23
23
22
20
19
17
14

Dew Point (°C)

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

Relative Humidity (%)

50
56
61
65
72
77
80
77
65
57
49
43
37
34
31
29
28
26
25
25
27
35
40
45

Pressure (mb)

1025
1025
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1026
1027

Ozone (du)

332
332
331
331
330
330
330
331
330
329
329
328
327
327
327
328
328
331
332
334
336
339
345
352

Thursday 3

Waxing Gibbous 69%

15:31

00:37

23 Good
00 Good
01 Good
02 OK
03 Good
04 Good
05 Good
06 Good
07 OK
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: 04:50, Set: 21:25, Transit: 13:07. Moon - Rise: 15:31, Set: 00:37. Civil Dark: 22:12 - 04:02. Nautical Dark: 23:27 - 02:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

9
0
1
21
3
3
4
4
42
60
82
88
94
100
99
97
95
96
98
99
99
100
100
100

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
11
22
29
18
8
0
0
0
0
17

Medium Clouds (% Sky Obscured)

6
0
0
0
0
0
0
0
10
20
24
25
28
35
33
79
76
82
91
98
96
90
87
95

High Clouds (% Sky Obscured)

0
0
1
12
3
2
2
1
13
16
25
53
78
100
95
90
85
89
92
96
97
98
100
100

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
6
11
17
17
16
18

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)

5
5
5
4
4
4
4
3
3
3
3
6
7
9
10
10
11
12
12
13
13
12
10
9

Chance of Frost

Temperature (°C)

16
14
13
12
12
11
11
12
14
16
18
20
21
22
23
24
24
24
23
22
21
19
18
16

Feels Like (°C)

14
13
12
12
9
11
10
12
14
15
18
18
19
20
20
20
20
20
19
17
16
14
13
12

Dew Point (°C)

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

Relative Humidity (%)

54
58
60
63
64
67
69
67
58
52
45
41
36
31
27
25
24
23
23
22
27
31
34
41

Pressure (mb)

1027
1027
1028
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1024
1024
1023
1022
1022
1021
1021
1021
1021
1020

Ozone (du)

364
357
351
348
342
339
336
334
333
331
330
328
327
327
327
327
327
327
327
326
326
327
327
325

Friday 4

Waxing Gibbous 77%

16:45

00:49

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
22 Bad

Sun - Rise: 04:51, Set: 21:24, Transit: 13:07. Moon - Rise: 16:45, Set: 00:49. Civil Dark: 22:11 - 04:03. Nautical Dark: 23:26 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
98
100
99
94
99
100
100
100
100
100
100
100
100
97
95
90
89
92
94
96
97
98
99

Low Clouds (% Sky Obscured)

36
58
67
89
94
99
99
100
97
94
91
87
84
81
75
70
64
72
80
88
87
85
84
89

Medium Clouds (% Sky Obscured)

94
73
83
92
54
84
72
57
66
54
59
63
66
100
94
91
88
87
83
80
73
64
53
44

High Clouds (% Sky Obscured)

100
97
81
57
15
39
59
80
100
100
100
87
74
62
49
37
30
29
33
32
30
18
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
5
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

27
39
48
51
50
43
35
28
16
8
5
6
8
10
29
34
41
51
63
73
81
82
84
81

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
10
10
11
11
12
11
12
12
13
14
15
16
16
17
17
18
17
17
17
15
16
16

Dew Point (°C)

5
7
9
10
9
9
10
11
11
12
12
12
13
13
13
14
15
16
16
17
17
17
16
16

Relative Humidity (%)

48
59
74
81
74
74
71
76
79
79
73
66
65
69
66
70
74
77
82
89
95
95
95
95

Pressure (mb)

1020
1019
1019
1018
1017
1017
1016
1016
1015
1014
1014
1013
1012
1012
1011
1010
1009
1008
1008
1007
1006
1005
1005
1004

Ozone (du)

323
324
325
328
330
331
330
329
327
326
324
323
321
322
323
324
324
325
329
332
336
343
351
358

Saturday 5

Waxing Gibbous 85%

18:00

01:04

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
22 Bad

Sun - Rise: 04:52, Set: 21:23, Transit: 13:08. Moon - Rise: 18:00, Set: 01:04. Civil Dark: 22:11 - 04:04. Nautical Dark: 23:25 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
100
99
98
97
95
95
94
90
85
82
88
94
98
95
94
92
92
91
89
90
90
92
89

Low Clouds (% Sky Obscured)

95
100
97
94
91
90
89
87
81
78
74
71
68
63
65
66
68
64
61
58
57
54
56
53

Medium Clouds (% Sky Obscured)

35
25
28
30
34
40
46
52
46
41
36
43
48
56
46
42
35
34
32
31
34
33
35
52

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
1
0
0
0
0
3
14
27
36

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

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

Precipitation Probability (%)

89
95
92
81
65
55
40
20
24
32
40
39
37
30
40
47
52
51
46
37
35
30
23
20

Precipitation Amount (mm)

0.6
0.8
0.6
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
14
13
11
10
10
10
12
12
13
14
14
14
14
14
13
13
12
12
11
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
12
12
12
11
11
11
12
12
12
11
11
9
14
13
13
12
12
12
13
14
14

Dew Point (°C)

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

Relative Humidity (%)

93
92
90
92
95
96
95
95
92
95
95
95
87
81
73
67
62
57
52
49
44
50
56
66

Pressure (mb)

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

Ozone (du)

358
357
356
357
357
358
359
360
362
360
359
358
360
362
364
366
367
369
369
369
368
368
367
366

Sunday 6

Waxing Gibbous 91%

19:12

01:26

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: 04:53, Set: 21:23, Transit: 13:08. Moon - Rise: 19:12, Set: 01:26. Civil Dark: 22:10 - 04:05. Nautical Dark: 23:23 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

85
82
80
78
76
83
90
94
94
96
98
98
96
93
90
83
79
78
78
87

Low Clouds (% Sky Obscured)

50
48
52
53
54
64
74
84
83
82
78
78
77
78
82
83
79
78
78
65

Medium Clouds (% Sky Obscured)

69
82
80
78
75
68
57
42
60
78
97
77
57
37
39
43
47
62
74
83

High Clouds (% Sky Obscured)

52
70
45
25
11
25
39
49
45
41
34
42
50
60
47
23
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

16
10
10
9
5
16
20
20
37
38
44
53
63
72
78
80
79
74
74
79

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
76
82
84
87
89
84
80
78
69
62
56
58
60
61
59
55
52
61
71

Pressure (mb)

1002
1002
1002
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1003
1003

Ozone (du)

369
371
374
375
377
378
378
379
379
380
381
382
385
388
391
391
391
391
390
388

Forecast for Loughton, Milton Keynes, United Kingdom (52.03,-0.77)

Generated: 30/06/25 23:27:09. Forecast: 30/06/25 to 06/07/25. Timezone: UTC+1.00