Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

Waning Gibbous 60%

23:19

13:17

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

Sun - Rise: 05:15, Set: 20:58, Transit: 13:06. Moon - Rise: 23:19, Set: 13:17. Civil Dark: 21:40 - 04:32. Nautical Dark: 22:39 - 03:34. Astro Dark: 00:15 - 02:04

Total Clouds (% Sky Obscured)

21
29
32
36
48
46
34
38
27
36
51
98
100
97
93
66
75
56
27
7
2
0
0
0

Low Clouds (% Sky Obscured)

24
25
32
38
16
26
31
37
33
31
43
68
59
76
27
20
35
33
2
7
2
0
0
0

Medium Clouds (% Sky Obscured)

36
36
37
35
35
32
18
21
2
17
8
70
100
85
81
58
34
21
17
2
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
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 (%)

0
0
0
0
0
0
0
0
0
0
0
1
2
13
22
11
3
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)

3
3
2
2
4
6
6
7
8
8
9
8
8
7
9
11
9
6
5
4
4
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
92
92
86
78
69
60
54
51
48
46
52
55
54
69
71
75
77
83
83
83
84
84

Pressure (mb)

1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1016
1016
1017
1018
1019
1020
1020
1021
1021

Ozone (du)

378
377
375
374
372
367
366
364
363
364
368
370
374
378
383
391
388
386
386
387
380
381
379
368

Sunday 28

Third Quarter 49%

23:35

14:45

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 OK
16 OK
17 Bad
18 Bad
19 Good
20 Good
21 Good
22 Good
23 Bad
00 OK
01 OK
02 OK

Sun - Rise: 05:16, Set: 20:56, Transit: 13:06. Moon - Rise: 23:35, Set: 14:45. Civil Dark: 21:38 - 04:34. Nautical Dark: 22:36 - 03:36. Astro Dark: 00:08 - 02:10

Total Clouds (% Sky Obscured)

0
0
0
0
0
1
3
12
18
19
24
21
47
44
74
70
6
4
7
7
50
45
40
40

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
9
21
21
29
22
33
37
16
20
4
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
4
15
13
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
2
3
4
2
2
2
3
21
12
65
65
3
4
4
4
45
45
45
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)

4
4
3
3
2
2
2
3
2
2
2
2
3
3
4
3
4
8
9
8
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
13
12
14
17
19
20
22
23
24
25
25
24
25
23
24
22
19
17
16
14
13
12

Dew Point (°C)

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

Relative Humidity (%)

84
87
88
87
80
74
66
61
58
52
49
45
44
43
43
44
52
65
73
74
74
74
74
74

Pressure (mb)

1022
1023
1023
1024
1025
1025
1026
1026
1026
1026
1026
1025
1025
1025
1025
1024
1024
1024
1025
1025
1025
1025
1024
1024

Ozone (du)

363
361
360
359
358
357
357
357
355
355
355
354
352
352
350
348
343
338
335
333
332
331
329
329

Monday 29

Waning Crescent 37%

23:58

16:13

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

Sun - Rise: 05:18, Set: 20:55, Transit: 13:06. Moon - Rise: 23:58, Set: 16:13. Civil Dark: 21:36 - 04:36. Nautical Dark: 22:34 - 03:38. Astro Dark: 00:02 - 02:15

Total Clouds (% Sky Obscured)

42
83
30
69
66
69
74
39
43
38
28
28
18
18
18
6
1
8
8
16
49
67
68
67

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
9
22
28
20
16
18
17
5
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
11
17
22
26
0
2
0
0
9
0
0
0
0
0
0
0
0
8
13
11
10

High Clouds (% Sky Obscured)

51
85
38
64
50
45
45
35
32
19
5
3
3
1
0
0
1
7
8
19
40
55
59
61

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
12
13
15
17
20
22
23
25
26
26
27
27
26
26
24
21
20
18
17
15
16

Dew Point (°C)

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

Relative Humidity (%)

75
77
79
79
76
69
64
62
57
52
47
46
44
43
43
44
54
67
72
75
76
76
75
73

Pressure (mb)

1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1021
1021
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018

Ozone (du)

328
328
328
328
327
326
326
325
324
323
323
323
323
323
323
323
324
324
323
323
322
321
320
319

Tuesday 30

Waning Crescent 27%

00:30

17:37

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:19, Set: 20:53, Transit: 13:06. Moon - Rise: 00:30, Set: 17:37. Civil Dark: 21:35 - 04:38. Nautical Dark: 22:31 - 03:41. Astro Dark: 23:57 - 02:21

Total Clouds (% Sky Obscured)

68
69
63
76
73
75
74
81
87
94
83
80
84
97
100
100
94
80
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
15
32
48
50
46
43
38
32
26
18
17
33
12
25

Medium Clouds (% Sky Obscured)

12
15
19
23
17
12
4
4
4
6
6
8
10
31
81
92
40
42
59
94
93
91
87
84

High Clouds (% Sky Obscured)

60
64
48
73
69
76
80
84
87
92
71
55
54
86
100
100
85
59
99
100
100
100
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
7
9
11
31
44
53
58
64

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
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
15
15
15
18
20
21
23
25
26
27
28
28
28
28
27
25
23
22
21
20
19
18

Feels Like (°C)

15
15
15
16
16
18
20
21
23
24
26
28
29
30
28
27
27
26
25
21
20
19
18
18

Dew Point (°C)

11
11
10
11
10
11
12
13
13
14
14
14
14
14
14
15
18
19
18
16
14
13
11
11

Relative Humidity (%)

74
75
73
77
70
65
60
58
54
51
47
44
42
42
42
47
59
69
72
69
66
62
61
62

Pressure (mb)

1018
1018
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1014
1014
1014
1014
1015
1014
1014
1014
1013

Ozone (du)

318
319
319
320
318
318
317
319
320
322
323
324
323
321
319
318
317
317
314
313
312
311
313
314

Wednesday 31

Waning Crescent 17%

01:16

18:51

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:21, Set: 20:51, Transit: 13:06. Moon - Rise: 01:16, Set: 18:51. Civil Dark: 21:33 - 04:39. Nautical Dark: 22:29 - 03:43. Astro Dark: 23:52 - 02:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
74
98
57
46
42
35
49
65
79
86
93

Low Clouds (% Sky Obscured)

63
74
82
91
92
92
93
92
92
91
93
95
97
70
67
48
56
51
42
47
52
54
41
30

Medium Clouds (% Sky Obscured)

81
86
94
100
100
100
100
100
64
67
58
47
32
21
11
0
39
22
5
9
12
16
28
39

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
89
75
70
65
62
56
57
92
44
29
22
12
20
23
25
47
63

ISS Passover

Visibility (miles)

9
9
7
5
7
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

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

Precipitation Probability (%)

65
95
95
95
95
95
95
95
95
95
95
93
54
43
24
5
58
62
62
57
53
47
47
41

Precipitation Amount (mm)

0.3
0.7
1.2
1.3
1.4
1.7
2.3
2
2
2.4
1.5
0.7
0
0
0
0
0.2
0.2
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
18
17
17
18
18
18
18
19
19
20
21
21
21
21
21
21
20
20
20
19
19

Feels Like (°C)

18
18
18
17
17
17
18
17
18
18
18
19
20
21
22
20
23
24
24
24
24
23
23
20

Dew Point (°C)

11
12
13
15
16
16
16
16
16
16
16
16
16
16
16
15
16
17
18
19
19
18
19
18

Relative Humidity (%)

63
66
73
82
89
92
89
88
86
85
84
80
75
74
70
69
71
77
84
91
92
92
95
93

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011

Ozone (du)

314
315
317
317
317
320
322
323
324
324
326
327
325
321
320
323
325
325
325
324
325
325
326
329

Thursday 1

Waning Crescent 10%

02:18

19:48

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 05:22, Set: 20:50, Transit: 13:06. Moon - Rise: 02:18, Set: 19:48. Civil Dark: 21:31 - 04:41. Nautical Dark: 22:26 - 03:46. Astro Dark: 23:47 - 02:30

Total Clouds (% Sky Obscured)

99
93
87
81
75
67
57
66
75
83
88
91
96
97
98
99
99
100
100
95
90
85
75
69

Low Clouds (% Sky Obscured)

32
46
53
58
54
51
46
52
57
61
57
57
56
59
62
62
54
49
41
42
42
43
28
12

Medium Clouds (% Sky Obscured)

50
54
57
65
55
45
28
20
12
7
14
19
24
30
32
43
53
59
60
57
44
29
31
31

High Clouds (% Sky Obscured)

82
67
53
42
28
14
0
2
3
5
20
33
47
57
67
74
79
89
100
70
43
30
28
24

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

23
31
37
42
45
43
31
27
20
16
20
20
15
20
22
20
51
74
90
86
69
28
20
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
3
4
6
7
8
8
8
9
9
10
10
9
8
9
11
13
11
10
9
9
9
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
19
19
18
19
20
19
21
22
23
23
24
23
23
23
23
21
20
19
18
18
18
13

Dew Point (°C)

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

Relative Humidity (%)

92
91
91
91
90
84
77
71
73
74
74
69
64
59
61
63
65
70
73
78
79
81
82
83

Pressure (mb)

1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

332
336
336
337
338
338
339
340
340
339
338
338
338
339
340
341
343
346
348
351
352
352
352
354

Friday 2

Waning Crescent 4%

No Rise

20:29

03 Bad
04 Bad
05 OK
06 OK
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
22 Bad
23 OK
00 Good

Sun - Rise: 05:24, Set: 20:48, Transit: 13:06. Moon - Rise: No Rise, Set: 20:29. Civil Dark: 21:29 - 04:43. Nautical Dark: 22:24 - 03:48. Astro Dark: 23:42 - 02:35

Total Clouds (% Sky Obscured)

65
58
45
34
33
32
33
46
55
65
58
54
50
56
64
75
79
85
93
69
43
17

Low Clouds (% Sky Obscured)

0
9
19
30
38
46
53
54
53
52
35
18
0
6
12
17
31
45
63
58
52
43

Medium Clouds (% Sky Obscured)

35
28
23
16
11
7
2
7
13
18
19
20
20
20
16
15
9
5
2
2
2
1

High Clouds (% Sky Obscured)

17
11
6
0
0
1
1
0
0
0
0
1
1
1
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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
10
14
15
12
9
3
3
2
1
1
1
0
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
84
84
84
80
77
73
62
54
45
45
44
43
49
53
59
60
62
63
68
77

Pressure (mb)

1008
1008
1008
1008
1008
1009
1009
1009
1008
1008
1008
1008
1008
1007
1007
1007
1007
1008
1008
1008
1008
1008

Ozone (du)

357
359
356
354
351
347
343
339
337
334
332
332
331
331
330
330
329
329
328
328
327
326

Forecast for Bourn, Cambridgeshire, United Kingdom (52.20,-0.05)

Generated: 27/07/24 03:43:26. Forecast: 27/07/24 to 02/08/24. Timezone: UTC+1.00