Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waning Gibbous 98%

21:27

07:15

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 OK
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 OK
13 OK
14 OK
15 OK

Sun - Rise: 05:24, Set: 20:56, Transit: 13:09. Moon - Rise: 21:27, Set: 07:15. Civil Dark: 21:37 - 04:42. Nautical Dark: 22:34 - 03:46. Astro Dark: 23:59 - 02:24

Total Clouds (% Sky Obscured)

56
66
73
76
92
100
78
96
92
92
77
55
25
0
0
0
0
0
0
10
28
28
37
31

Low Clouds (% Sky Obscured)

56
66
73
76
92
61
75
61
54
73
69
46
21
0
0
0
0
0
0
7
18
18
9
3

Medium Clouds (% Sky Obscured)

48
37
34
38
22
22
17
20
20
22
22
18
0
0
0
0
0
0
0
0
0
4
23
25

High Clouds (% Sky Obscured)

0
0
0
0
4
99
46
86
71
68
26
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
None
None
None
None
None

Precipitation Probability (%)

4
1
0
7
3
0
0
0
3
1
1
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)

8
7
7
6
4
3
7
11
10
9
7
7
6
6
5
5
6
7
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

26
25
24
22
21
21
19
18
17
16
15
15
14
13
12
13
15
17
19
20
21
22
23
23

Feels Like (°C)

25
23
22
21
21
20
18
13
13
13
12
13
13
12
11
12
14
16
17
19
20
21
21
21

Dew Point (°C)

14
12
13
12
11
11
10
6
6
7
6
6
6
6
5
4
3
3
3
3
2
2
1
0

Relative Humidity (%)

46
45
49
51
51
52
54
46
49
54
54
54
58
61
62
55
46
39
34
31
28
25
22
21

Pressure (mb)

1015
1015
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017

Ozone (du)

343
343
343
342
339
339
339
340
341
343
344
348
351
354
358
364
362
360
359
359
358
358
358
358

Friday 31

Waning Gibbous 94%

21:39

08:32

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

Sun - Rise: 05:25, Set: 20:54, Transit: 13:09. Moon - Rise: 21:39, Set: 08:32. Civil Dark: 21:36 - 04:44. Nautical Dark: 22:32 - 03:49. Astro Dark: 23:54 - 02:29

Total Clouds (% Sky Obscured)

18
64
42
21
31
24
20
13
20
15
0
0
0
0
0
0
0
0
7
46
50
48
57
51

Low Clouds (% Sky Obscured)

2
2
19
3
2
3
0
0
0
0
0
0
0
0
0
0
0
0
3
12
4
11
6
5

Medium Clouds (% Sky Obscured)

13
48
22
13
21
16
14
9
15
11
0
0
0
0
0
0
0
0
0
14
31
33
28
39

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
24
12
11
37
15

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)

8
7
9
11
10
8
8
6
4
4
4
3
3
3
3
4
5
7
7
8
8
9
9
9

Chance of Frost

Temperature (°C)

24
24
23
23
22
20
18
16
15
14
13
13
12
11
11
12
15
17
19
21
22
23
24
24

Feels Like (°C)

21
22
21
18
18
17
16
16
15
14
13
12
12
11
11
12
14
17
18
20
20
21
22
22

Dew Point (°C)

0
0
-1
-1
1
3
6
7
7
7
7
7
7
8
7
7
7
7
6
6
5
4
3
3

Relative Humidity (%)

21
20
20
21
26
32
44
54
57
60
64
70
75
80
78
69
57
50
42
37
32
28
26
24

Pressure (mb)

1017
1017
1017
1017
1017
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019

Ozone (du)

359
359
360
361
361
360
359
360
360
362
367
371
373
373
369
365
361
357
353
350
347
342
339
338

Saturday 1

Waning Gibbous 88%

21:50

09:48

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

Sun - Rise: 05:27, Set: 20:53, Transit: 13:09. Moon - Rise: 21:50, Set: 09:48. Civil Dark: 21:34 - 04:46. Nautical Dark: 22:29 - 03:51. Astro Dark: 23:49 - 02:34

Total Clouds (% Sky Obscured)

46
68
78
69
70
71
35
43
86
60
74
45
66
78
69
65
73
94
100
99
100
100
100
97

Low Clouds (% Sky Obscured)

3
3
10
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2

Medium Clouds (% Sky Obscured)

37
32
28
21
10
16
5
6
10
7
13
8
49
46
28
52
68
64
78
63
66
94
88
65

High Clouds (% Sky Obscured)

5
68
78
37
51
41
24
34
85
50
57
35
52
62
48
15
29
76
98
96
100
99
98
92

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
1
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
8
8
7
4
5
8
7
6
6
5
5
5
5
5
5
7
8
8
8
7
6
6
6

Chance of Frost

Temperature (°C)

24
24
24
23
22
20
18
17
15
14
14
13
12
12
12
13
15
17
19
21
22
23
24
24

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

22
21
21
21
28
35
46
51
56
56
59
63
66
68
68
62
53
47
44
38
33
27
23
20

Pressure (mb)

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

Ozone (du)

338
338
338
336
334
333
332
333
332
331
332
331
332
333
333
333
333
332
332
331
331
330
330
331

Sunday 2

Waning Gibbous 80%

22:01

11:06

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:28, Set: 20:51, Transit: 13:09. Moon - Rise: 22:01, Set: 11:06. Civil Dark: 21:32 - 04:48. Nautical Dark: 22:27 - 03:53. Astro Dark: 23:44 - 02:38

Total Clouds (% Sky Obscured)

97
95
93
94
96
98
99
99
99
97
100
99
100
100
100
99
98
95
92
87
85
89
95
100

Low Clouds (% Sky Obscured)

2
1
1
22
1
0
0
0
0
7
14
22
20
19
16
14
11
9
7
3
0
0
0
2

Medium Clouds (% Sky Obscured)

44
46
66
93
81
96
97
94
90
52
37
35
39
40
77
91
44
50
52
62
48
27
45
73

High Clouds (% Sky Obscured)

89
82
78
82
87
94
79
69
75
86
100
98
88
78
76
83
86
81
81
67
66
78
89
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 (%)

2
2
0
0
0
1
1
1
0
3
5
6
9
9
3
10
9
2
6
7
6
11
10
2

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)

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

Chance of Frost

Temperature (°C)

24
24
24
23
22
21
20
19
18
17
17
16
16
16
16
16
18
19
21
23
25
26
27
27

Feels Like (°C)

21
21
20
19
19
18
16
16
15
15
15
13
13
13
13
14
15
16
18
20
22
23
24
25

Dew Point (°C)

-1
-1
1
3
5
6
4
6
7
9
11
12
12
12
12
12
12
11
10
9
8
7
6
6

Relative Humidity (%)

19
19
21
27
33
38
36
41
48
59
67
74
79
80
79
73
67
58
47
40
33
29
26
25

Pressure (mb)

1015
1015
1015
1014
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1010
1010

Ozone (du)

331
332
332
332
333
333
336
337
334
332
330
328
326
326
325
325
326
325
326
326
324
323
323
322

Monday 3

Waning Gibbous 71%

22:12

12:27

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:30, Set: 20:49, Transit: 13:09. Moon - Rise: 22:12, Set: 12:27. Civil Dark: 21:30 - 04:50. Nautical Dark: 22:24 - 03:56. Astro Dark: 23:39 - 02:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
96
93
90
89
89
94
95
98
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

20
28
17
12
14
19
26
30
77
49
61
80
62
76
91
95
94
95
93
93
93
94
93
93

Medium Clouds (% Sky Obscured)

90
93
81
95
100
100
100
100
99
96
93
90
76
48
40
22
22
23
30
32
33
29
25
24

High Clouds (% Sky Obscured)

99
99
98
99
99
100
85
70
51
49
21
8
0
9
1
24
42
53
66
85
99
98
97
95

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
4
3
8
9
9
9
8
8
8
8
8
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
Very Light Rain
None
None
None

Precipitation Probability (%)

4
4
2
9
10
16
20
26
34
35
61
72
62
43
40
27
28
29
38
44
48
45
39
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.5
0.8
0.4
0
0
0
0
0
0
0
0.2
0
0
0

Wind Speed/Direction (mph)

9
9
9
10
13
11
11
10
8
8
6
6
5
6
5
6
9
9
9
8
8
7
7
7

Chance of Frost

Temperature (°C)

28
27
27
26
24
22
20
19
18
18
17
17
17
16
16
16
18
19
20
20
21
21
22
23

Feels Like (°C)

25
25
24
23
20
18
17
16
16
15
15
15
15
15
14
14
15
16
16
17
17
16
21
22

Dew Point (°C)

7
8
10
11
12
14
15
15
15
14
14
15
16
15
15
15
16
17
17
17
17
17
16
16

Relative Humidity (%)

26
28
34
39
47
60
71
77
80
79
82
90
93
95
93
92
89
86
84
81
79
75
70
67

Pressure (mb)

1009
1009
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1010
1011
1011
1011
1011
1012
1012
1012

Ozone (du)

324
325
325
324
325
326
328
328
330
331
334
334
334
332
333
330
327
324
321
321
321
320
321
321

Tuesday 4

Waning Gibbous 60%

22:26

13:51

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 05:32, Set: 20:47, Transit: 13:09. Moon - Rise: 22:26, Set: 13:51. Civil Dark: 21:28 - 04:51. Nautical Dark: 22:22 - 03:58. Astro Dark: 23:35 - 02:46

Total Clouds (% Sky Obscured)

96
92
88
76
66
55
52
50
50
53
56
60
64
69
74
68
61
57
55
54
52
65
77
90

Low Clouds (% Sky Obscured)

82
72
61
64
66
55
52
48
37
44
51
55
64
69
74
68
61
57
55
54
52
58
50
48

Medium Clouds (% Sky Obscured)

39
55
72
51
28
7
5
2
0
1
1
2
1
1
0
1
1
2
1
1
0
8
16
24

High Clouds (% Sky Obscured)

67
36
7
5
3
1
0
0
0
0
1
1
3
5
7
5
3
2
2
2
2
2
2
1

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 (%)

28
25
18
22
17
6
5
4
2
2
1
0
1
1
0
1
1
0
1
2
2
4
5
6

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

Chance of Frost

Temperature (°C)

23
23
22
22
20
19
17
16
16
15
14
14
14
14
14
14
15
17
18
19
20
21
22
23

Feels Like (°C)

22
22
23
24
21
20
20
18
18
17
14
14
14
14
13
13
14
15
15
16
16
17
21
22

Dew Point (°C)

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

Relative Humidity (%)

63
65
67
69
75
82
89
90
93
95
95
93
92
89
86
82
78
73
69
65
62
58
55
54

Pressure (mb)

1012
1012
1013
1013
1014
1014
1015
1016
1016
1017
1017
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020

Ozone (du)

322
324
326
327
327
327
327
325
324
322
320
318
315
315
315
315
316
316
317
316
314
313
311
309

Wednesday 5

Waning Gibbous 49%

22:43

15:19

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 OK
09 OK
10 OK
11 OK
12 OK

Sun - Rise: 05:33, Set: 20:46, Transit: 13:08. Moon - Rise: 22:43, Set: 15:19. Civil Dark: 21:26 - 04:53. Nautical Dark: 22:19 - 04:00. Astro Dark: 23:31 - 02:50

Total Clouds (% Sky Obscured)

84
75
68
63
64
65
66
65
65
69
72
74
72
70
63
50
35
19
26
32
39

Low Clouds (% Sky Obscured)

40
34
33
34
39
45
35
25
16
17
17
20
21
22
22
19
16
15
15
16
16

Medium Clouds (% Sky Obscured)

26
28
26
25
23
22
26
30
33
39
41
46
43
37
34
30
25
19
14
9
4

High Clouds (% Sky Obscured)

3
3
3
2
2
1
4
7
13
9
5
0
0
0
0
8
17
19
26
30
32

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

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
None
None
None
None
None
None

Precipitation Probability (%)

13
15
17
23
20
3
8
7
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
22
22
20
19
18
17
16
15
15
14
14
14
14
14
16
18
20
21
23

Feels Like (°C)

21
21
22
22
20
20
20
19
19
18
13
13
14
13
13
12
14
14
14
15
16

Dew Point (°C)

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

Relative Humidity (%)

51
53
53
54
60
65
74
78
81
86
87
89
90
89
87
86
74
64
56
51
46

Pressure (mb)

1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1019

Ozone (du)

306
305
304
303
303
304
304
304
303
303
304
304
305
306
306
307
308
310
311
310
309

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

Generated: 30/07/26 16:42:05. Forecast: 30/07/26 to 05/08/26. Timezone: UTC+1.00