Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Crescent 43%

14:08

23:14

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

Sun - Rise: 05:08, Set: 21:03, Transit: 13:05. Moon - Rise: 14:08, Set: 23:14. Civil Dark: 21:46 - 04:25. Nautical Dark: 22:47 - 03:25. Astro Dark: 00:50 - 01:34

Total Clouds (% Sky Obscured)

18
22
28
15
26
37
14
19
34
33
29
17
28
26
37
43
50
71
57
57
43
43
65
36

Low Clouds (% Sky Obscured)

9
0
0
0
0
14
5
8
19
31
29
15
28
25
37
43
46
68
55
55
42
40
55
31

Medium Clouds (% Sky Obscured)

18
22
22
13
24
29
9
10
26
16
0
0
0
0
0
0
0
0
0
0
0
0
19
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
4
4
4
6
6
6
3
6
4
3
2

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)

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

Chance of Frost

Temperature (°C)

22
22
22
20
19
18
17
16
16
15
15
15
14
14
14
15
16
17
19
20
22
23
24
25

Feels Like (°C)

18
20
21
19
18
18
17
18
18
17
16
16
15
14
14
15
16
17
18
20
22
22
23
24

Dew Point (°C)

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

Relative Humidity (%)

41
42
45
53
61
68
72
74
79
82
82
82
82
83
84
79
72
62
54
47
41
36
32
31

Pressure (mb)

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

Ozone (du)

345
344
345
344
344
343
343
343
341
338
337
336
334
334
333
333
334
335
333
332
330
330
329
329

Tuesday 21

First Quarter 53%

15:23

23:29

16 Bad
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
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: 05:09, Set: 21:02, Transit: 13:05. Moon - Rise: 15:23, Set: 23:29. Civil Dark: 21:45 - 04:27. Nautical Dark: 22:45 - 03:27. Astro Dark: 00:36 - 01:43

Total Clouds (% Sky Obscured)

57
47
47
35
36
36
46
33
41
45
52
60
79
84
89
85
93
100
100
100
100
98
97
86

Low Clouds (% Sky Obscured)

37
38
47
35
19
3
20
19
24
37
51
48
49
54
38
72
66
38
48
32
53
49
47
57

Medium Clouds (% Sky Obscured)

28
23
0
0
20
26
29
22
27
38
43
35
34
32
27
33
30
27
24
92
100
93
79
27

High Clouds (% Sky Obscured)

4
2
0
0
0
0
0
0
0
0
8
7
40
26
32
50
47
100
100
100
100
77
37
12

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

34
34
34
47
63
68
70
71
72
72
73
74
77
78
77
72
67
60
53
48
44
42
38
35

Pressure (mb)

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

Ozone (du)

328
329
329
328
328
329
330
334
338
337
335
335
334
334
332
331
331
330
330
331
333
333
334
336

Wednesday 22

Waxing Gibbous 63%

No Rise

23:47

16 Bad
17 OK
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: 05:11, Set: 21:01, Transit: 13:05. Moon - Rise: No Rise, Set: 23:47. Civil Dark: 21:43 - 04:28. Nautical Dark: 22:43 - 03:29. Astro Dark: 00:27 - 01:50

Total Clouds (% Sky Obscured)

80
27
51
64
76
81
89
63
68
69
93
100
64
100
100
94
92
88
75
83
75
69
96
100

Low Clouds (% Sky Obscured)

62
25
35
41
26
39
22
18
26
16
24
1
3
16
19
18
18
34
10
33
34
46
80
84

Medium Clouds (% Sky Obscured)

21
17
19
18
28
21
25
19
14
17
15
3
0
4
0
7
6
11
13
28
40
48
52
50

High Clouds (% Sky Obscured)

2
1
0
0
2
33
35
47
68
68
91
100
64
100
100
92
91
80
57
58
27
15
14
17

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)

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

Chance of Frost

Temperature (°C)

24
22
23
22
21
20
19
18
18
17
17
16
16
15
16
17
18
20
21
23
24
25
25
25

Feels Like (°C)

21
20
23
22
20
19
18
17
19
19
20
17
16
15
16
17
18
19
21
23
23
25
25
24

Dew Point (°C)

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

Relative Humidity (%)

42
52
48
49
53
61
70
76
77
78
78
79
79
79
75
68
61
55
47
41
37
35
34
38

Pressure (mb)

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

Ozone (du)

335
336
339
340
340
337
338
338
336
336
332
330
328
327
326
325
324
323
322
320
319
319
318
317

Thursday 23

Waxing Gibbous 72%

16:37

00:10

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: 05:12, Set: 21:00, Transit: 13:05. Moon - Rise: 16:37, Set: 00:10. Civil Dark: 21:42 - 04:30. Nautical Dark: 22:41 - 03:32. Astro Dark: 00:20 - 01:57

Total Clouds (% Sky Obscured)

97
75
62
68
62
62
54
51
54
81
96
100
100
100
100
95
92
96
68
62
63
58
58
64

Low Clouds (% Sky Obscured)

76
38
21
28
14
16
12
7
3
2
1
0
0
0
0
2
3
4
4
3
3
7
11
14

Medium Clouds (% Sky Obscured)

40
31
26
24
25
21
20
13
6
18
22
30
36
40
47
42
37
29
38
43
46
43
39
43

High Clouds (% Sky Obscured)

17
20
17
37
54
62
54
51
54
81
94
100
100
100
100
95
92
96
68
62
63
54
28
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
42
40
41
46
52
57
60
63
66
68
71
72
71
64
57
49
41
38
33
28
25
23
22

Pressure (mb)

1022
1021
1021
1020
1020
1021
1021
1021
1021
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1017
1016
1016
1015
1014

Ozone (du)

316
316
316
315
314
315
316
316
318
318
319
320
322
325
327
328
328
328
328
328
329
329
330
330

Friday 24

Waxing Gibbous 80%

17:46

00:42

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 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: 05:13, Set: 20:58, Transit: 13:05. Moon - Rise: 17:46, Set: 00:42. Civil Dark: 21:40 - 04:32. Nautical Dark: 22:39 - 03:34. Astro Dark: 00:14 - 02:03

Total Clouds (% Sky Obscured)

61
56
53
49
48
88
50
74
97
71
35
27
89
94
100
98
96
95
95
96
97
96
95
94

Low Clouds (% Sky Obscured)

16
19
23
15
8
59
4
0
0
0
0
0
0
0
0
17
14
10
23
36
50
58
62
68

Medium Clouds (% Sky Obscured)

39
36
36
43
47
53
50
54
49
40
32
25
19
12
9
22
34
47
63
77
91
85
80
75

High Clouds (% Sky Obscured)

3
5
7
5
5
4
19
64
96
65
24
14
83
92
100
96
90
88
83
76
76
60
45
30

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

20
19
19
21
25
30
31
30
34
39
44
48
51
54
55
53
47
41
36
38
40
42
43
45

Pressure (mb)

1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1010
1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1007

Ozone (du)

330
331
332
332
332
331
330
331
332
332
332
333
333
333
334
334
335
337
338
341
343
346
344
342

Saturday 25

Waxing Gibbous 88%

18:48

01:25

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: 05:15, Set: 20:57, Transit: 13:05. Moon - Rise: 18:48, Set: 01:25. Civil Dark: 21:39 - 04:33. Nautical Dark: 22:36 - 03:36. Astro Dark: 00:08 - 02:08

Total Clouds (% Sky Obscured)

96
98
100
99
97
96
97
97
97
98
99
100
91
82
69
73
80
87
82
77
68
60
55
50

Low Clouds (% Sky Obscured)

71
72
73
72
71
70
75
81
85
92
96
100
79
57
42
51
68
83
69
54
41
36
31
27

Medium Clouds (% Sky Obscured)

80
85
90
85
79
73
60
48
35
33
27
22
27
28
32
31
30
33
35
41
38
35
27
21

High Clouds (% Sky Obscured)

37
41
48
38
36
25
23
20
17
14
10
1
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 (%)

9
10
10
15
14
8
10
12
14
14
15
15
15
12
2
7
6
2
5
4
1
3
2
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
10
9
8
9
11
12
12
12
13
12
11
10
10
9
9
8
8
7
6
5
3
4
5

Relative Humidity (%)

45
43
40
38
44
51
60
62
65
69
66
64
62
60
59
57
52
48
44
38
33
28
29
28

Pressure (mb)

1007
1007
1006
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

340
340
340
340
337
335
332
332
332
332
335
337
340
343
346
350
351
352
353
354
355
356
351
346

Sunday 26

Waxing Gibbous 93%

19:38

02:21

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

Sun - Rise: 05:16, Set: 20:55, Transit: 13:05. Moon - Rise: 19:38, Set: 02:21. Civil Dark: 21:37 - 04:35. Nautical Dark: 22:34 - 03:38. Astro Dark: 00:02 - 02:13

Total Clouds (% Sky Obscured)

61
71
82
88
94
100
73
45
19
20
22
25
24
27
29
34
31
26
30
33
39

Low Clouds (% Sky Obscured)

44
61
79
83
88
92
70
45
19
20
22
25
22
19
14
16
16
15
15
17
21

Medium Clouds (% Sky Obscured)

17
13
16
23
29
32
26
16
5
3
1
0
1
2
3
3
4
5
9
13
16

High Clouds (% Sky Obscured)

0
0
0
19
41
61
50
30
6
6
7
7
10
17
21
17
11
4
4
5
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

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 (%)

6
5
4
5
2
5
6
5
0
0
0
0
0
0
0
3
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
24
22
21
21
20
20
19
18
17
17
16
16
16
16
16
18
19
21
22
24

Feels Like (°C)

22
23
24
25
18
17
17
17
17
16
16
16
17
17
16
16
18
19
19
19
20

Dew Point (°C)

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

Relative Humidity (%)

28
38
51
68
69
70
71
73
76
79
79
79
80
78
75
73
62
53
44
40
37

Pressure (mb)

1008
1009
1009
1010
1011
1012
1012
1013
1013
1014
1014
1015
1015
1015
1016
1016
1016
1016
1017
1016
1016

Ozone (du)

341
341
341
340
338
336
335
333
332
330
332
334
336
337
338
339
339
338
338
337
337

Forecast for Sutton at Hone, Kent, United Kingdom (51.41,0.23)

Generated: 20/07/26 16:18:14. Forecast: 20/07/26 to 26/07/26. Timezone: UTC+1.00