Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 24

Waxing Gibbous 81%

18:00

01:07

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

Sun - Rise: 05:36, Set: 21:13, Transit: 13:24. Moon - Rise: 18:00, Set: 01:07. Civil Dark: 21:54 - 04:55. Nautical Dark: 22:50 - 04:00. Astro Dark: 00:12 - 02:40

Total Clouds (% Sky Obscured)

3
10
29
19
22
3
11
35
35
30
29
13
16
29
4
5
15
25
32
42
100
100
98
86

Low Clouds (% Sky Obscured)

3
10
29
16
16
0
0
0
0
0
0
0
0
0
0
4
15
25
32
40
35
14
26
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
35

High Clouds (% Sky Obscured)

0
0
1
2
5
3
11
35
35
30
29
13
16
29
2
1
0
0
0
7
100
100
95
38

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
7
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
2
3
6
8
11
12
13
14
13
13
12
8
8
7
7
7
7
6
5
5
5
6
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
46
42
39
38
38
40
40
47
53
61
70
89
95
95
95
95
96
96
96
93
92
87
77

Pressure (mb)

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

Ozone (du)

337
336
335
333
332
332
331
331
330
330
330
330
330
331
332
333
334
335
337
337
333
332
333
333

Saturday 25

Waxing Gibbous 88%

19:01

01:51

09 Bad
10 Bad
11 Bad
12 OK
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

Sun - Rise: 05:37, Set: 21:12, Transit: 13:24. Moon - Rise: 19:01, Set: 01:51. Civil Dark: 21:52 - 04:57. Nautical Dark: 22:48 - 04:02. Astro Dark: 00:08 - 02:44

Total Clouds (% Sky Obscured)

93
96
68
38
53
63
67
74
89
82
99
100
95
87
86
82
73
95
94
99
98
95
83
88

Low Clouds (% Sky Obscured)

42
38
35
35
36
27
31
24
44
53
75
100
95
86
86
82
69
91
89
99
98
95
83
88

Medium Clouds (% Sky Obscured)

34
80
28
3
17
33
67
74
79
46
52
18
2
3
3
0
3
12
20
16
0
0
0
0

High Clouds (% Sky Obscured)

82
45
32
4
8
18
3
4
6
5
1
0
0
0
0
0
0
1
2
2
3
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
3
1
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
4
7
3
4
6
6
6
8
8
12
24
30
17
12
13

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)

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

Chance of Frost

Temperature (°C)

18
19
20
20
20
20
20
20
20
19
18
17
16
16
17
17
17
17
17
17
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

11
9
7
6
2
3
5
7
10
11
13
14
15
15
16
16
16
16
16
16
16
16
15
14

Relative Humidity (%)

63
51
42
38
30
31
37
42
53
60
74
85
89
92
95
93
95
95
95
95
95
93
90
82

Pressure (mb)

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

Ozone (du)

332
327
326
326
324
324
324
323
323
324
324
323
326
326
325
325
322
321
322
320
319
321
322
321

Sunday 26

Waxing Gibbous 93%

19:51

02:47

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

Sun - Rise: 05:38, Set: 21:10, Transit: 13:24. Moon - Rise: 19:51, Set: 02:47. Civil Dark: 21:51 - 04:58. Nautical Dark: 22:46 - 04:04. Astro Dark: 00:04 - 02:48

Total Clouds (% Sky Obscured)

67
66
65
63
58
47
52
48
24
29
16
14
10
0
29
21
26
31
24
25
40
46
49
55

Low Clouds (% Sky Obscured)

63
66
65
63
58
47
51
44
23
24
15
11
8
0
27
20
22
25
21
20
31
39
43
49

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
5
2
0
2
0
2
0
1
0
0
0
0
0
0
0
1
1
2
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 (%)

13
19
20
22
22
15
1
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)

19
20
20
21
21
21
21
20
19
19
18
15
13
11
11
11
9
7
6
6
6
6
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
60
66
63
64
65
62
59
57
58
61
66
81
93
96
95
95
95
93
95
95
96
92
79

Pressure (mb)

1011
1011
1011
1012
1012
1013
1013
1014
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1018
1019
1019
1020
1020
1021

Ozone (du)

322
323
326
325
323
322
322
320
320
320
320
320
320
320
321
321
322
322
322
320
319
319
319
320

Monday 27

Waxing Gibbous 97%

20:30

03:53

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

Sun - Rise: 05:40, Set: 21:09, Transit: 13:24. Moon - Rise: 20:30, Set: 03:53. Civil Dark: 21:49 - 05:00. Nautical Dark: 22:43 - 04:06. Astro Dark: 00:00 - 02:52

Total Clouds (% Sky Obscured)

58
56
53
55
48
36
28
32
36
41
41
41
40
44
41
38
57
78
99
69
40
11
31
47

Low Clouds (% Sky Obscured)

54
52
53
55
42
29
13
23
34
41
37
28
24
15
7
0
0
0
0
0
0
0
11
21

Medium Clouds (% Sky Obscured)

0
0
0
2
5
8
11
5
4
3
6
9
12
44
41
38
57
68
77
39
24
11
19
25

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
2
0
3
4
6
32
62
90
60
30
0
7
14

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
1
3
5
3
4
5

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
8
9
9
10
11
11
11
11
10
11
9
6
4
3
3
2
2
1
1
1
1
1
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
9
7
7
6
6
7
7
9
8
10
11
13
13
13
13
12
12
12
11
11
11
11
11

Relative Humidity (%)

65
52
44
39
35
35
36
37
42
44
50
62
83
90
92
92
90
87
87
86
86
86
76
65

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1022
1022
1021
1021
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020

Ozone (du)

321
321
322
323
324
324
324
324
325
325
323
322
321
320
319
320
321
323
323
323
323
322
322
323

Tuesday 28

Waxing Gibbous 100%

20:59

05:05

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

Sun - Rise: 05:41, Set: 21:08, Transit: 13:24. Moon - Rise: 20:59, Set: 05:05. Civil Dark: 21:48 - 05:02. Nautical Dark: 22:41 - 04:08. Astro Dark: 23:56 - 02:56

Total Clouds (% Sky Obscured)

64
67
65
58
53
40
37
32
26
20
13
6
1
1
0
3
13
23
37
41
30
17
29
40

Low Clouds (% Sky Obscured)

32
28
23
21
24
28
33
29
23
18
12
6
0
0
0
0
7
13
20
12
7
0
19
38

Medium Clouds (% Sky Obscured)

19
18
15
14
9
5
0
0
0
0
3
0
0
0
0
0
0
0
0
7
14
17
12
5

High Clouds (% Sky Obscured)

21
20
21
20
32
5
5
3
2
4
1
0
1
1
0
3
13
23
37
27
6
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 (%)

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

Chance of Frost

Temperature (°C)

20
22
23
24
25
26
26
26
25
24
23
21
17
15
15
14
14
14
14
14
14
15
15
18

Feels Like (°C)

20
22
22
22
23
23
26
26
26
25
23
21
18
16
15
15
14
14
14
14
13
13
13
16

Dew Point (°C)

9
8
8
8
8
7
7
9
10
11
12
12
14
14
13
13
12
12
13
13
13
13
14
13

Relative Humidity (%)

49
41
36
34
32
30
31
34
38
43
49
58
81
92
92
90
90
90
92
92
90
92
90
74

Pressure (mb)

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

Ozone (du)

323
323
324
326
326
327
328
331
332
332
332
333
333
334
332
332
330
333
336
338
337
336
334
331

Wednesday 29

Full Moon 100%

21:20

06:20

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 OK
03 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:43, Set: 21:06, Transit: 13:24. Moon - Rise: 21:20, Set: 06:20. Civil Dark: 21:46 - 05:03. Nautical Dark: 22:39 - 04:10. Astro Dark: 23:52 - 02:59

Total Clouds (% Sky Obscured)

55
63
71
77
84
91
98
94
90
86
76
69
58
64
67
67
53
42
33
40
50
62
64
66

Low Clouds (% Sky Obscured)

55
63
70
77
82
87
92
65
53
28
26
25
23
29
35
42
34
25
21
22
22
23
21
19

Medium Clouds (% Sky Obscured)

0
0
0
0
7
14
22
20
12
8
5
3
3
2
1
0
0
0
0
2
5
8
12
8

High Clouds (% Sky Obscured)

0
0
0
0
25
48
76
80
82
78
63
53
45
35
35
20
18
8
8
16
23
31
34
34

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
2
2
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)

6
7
7
6
7
8
9
10
10
11
12
10
8
7
6
6
5
5
4
3
3
2
2
3

Chance of Frost

Temperature (°C)

20
23
24
26
27
27
27
26
25
23
22
20
18
16
16
16
15
15
15
14
15
15
15
16

Feels Like (°C)

17
18
19
20
21
28
27
26
26
26
26
20
19
19
18
17
15
14
14
14
14
13
11
15

Dew Point (°C)

13
12
11
10
9
10
10
10
10
11
11
11
11
12
11
10
9
10
10
10
9
8
7
4

Relative Humidity (%)

62
50
43
37
32
33
35
37
39
44
48
56
65
75
72
70
67
69
71
74
68
62
58
44

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017

Ozone (du)

328
325
324
323
322
322
322
322
322
322
322
321
320
319
319
318
318
317
317
316
316
315
315
315

Thursday 30

Waning Gibbous 98%

21:37

07:35

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
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:44, Set: 21:05, Transit: 13:24. Moon - Rise: 21:37, Set: 07:35. Civil Dark: 21:44 - 05:05. Nautical Dark: 22:37 - 04:13. Astro Dark: 23:48 - 03:03

Total Clouds (% Sky Obscured)

68
80
90
100
100
100
100
97
93
90
93
97
100
100
99
100
89
77
70
60
57
47

Low Clouds (% Sky Obscured)

18
38
59
80
71
63
54
63
71
80
74
68
60
60
53
41
29
29
32
35
38
44

Medium Clouds (% Sky Obscured)

8
8
11
12
17
21
13
12
7
3
3
2
5
10
17
18
13
7
0
0
0
0

High Clouds (% Sky Obscured)

32
43
52
59
48
44
35
23
8
0
19
37
56
65
81
100
80
59
47
34
21
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
9
18
25
23
22
23
18
12
1
2
2
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)

5
7
8
10
12
12
12
12
11
10
10
8
6
5
4
4
4
4
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
0
-0
-0
0
-1
-1
-2
0
1
2
6
9
12
13
13
14
13
13
13
13
13

Relative Humidity (%)

34
26
24
23
22
21
22
21
25
29
33
44
59
78
81
85
89
89
90
92
92
90

Pressure (mb)

1017
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

315
315
315
314
314
315
315
316
315
315
314
315
315
316
315
314
313
311
310
309
308
308

Forecast for Upton, Cornwall, United Kingdom (50.54,-4.43)

Generated: 24/07/26 09:36:44. Forecast: 24/07/26 to 30/07/26. Timezone: UTC+1.00