Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

First Quarter 53%

15:28

23:35

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

Sun - Rise: 05:15, Set: 21:07, Transit: 13:10. Moon - Rise: 15:28, Set: 23:35. Civil Dark: 21:49 - 04:33. Nautical Dark: 22:49 - 03:34. Astro Dark: 00:35 - 01:53

Total Clouds (% Sky Obscured)

63
53
59
82
70
83
68
25
38
34
44
60
57
46
45
60
84
89
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

15
50
21
50
28
26
25
23
30
27
32
37
44
35
31
34
38
42
35
27
29
63
69
50

Medium Clouds (% Sky Obscured)

38
38
28
40
28
33
27
18
14
18
22
29
5
0
2
0
8
27
48
31
73
69
78
47

High Clouds (% Sky Obscured)

3
2
3
17
55
67
55
3
0
2
3
4
4
2
10
26
58
53
100
100
100
100
100
97

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

Chance of Frost

Temperature (°C)

25
25
25
24
22
20
19
18
17
15
15
14
14
14
16
18
20
22
24
25
26
27
27
27

Feels Like (°C)

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

Dew Point (°C)

5
6
6
9
10
13
13
13
14
13
13
13
13
13
13
13
12
11
11
10
9
11
12
13

Relative Humidity (%)

28
28
30
36
47
64
70
76
83
87
89
90
92
93
82
70
59
50
43
38
34
37
38
41

Pressure (mb)

1026
1026
1026
1026
1026
1026
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1023

Ozone (du)

324
325
325
325
324
326
328
331
332
334
336
335
333
331
331
331
331
331
331
332
333
334
334
335

Wednesday 22

Waxing Gibbous 63%

16:41

23:53

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

Sun - Rise: 05:17, Set: 21:06, Transit: 13:10. Moon - Rise: 16:41, Set: 23:53. Civil Dark: 21:48 - 04:34. Nautical Dark: 22:47 - 03:36. Astro Dark: 00:27 - 02:00

Total Clouds (% Sky Obscured)

75
77
71
65
48
58
50
43
25
51
73
85
89
93
100
96
77
84
95
97
95
97
95
96

Low Clouds (% Sky Obscured)

74
71
66
60
48
43
35
21
13
0
25
36
31
21
24
28
31
40
61
75
73
74
80
73

Medium Clouds (% Sky Obscured)

25
19
20
11
4
13
7
13
3
5
4
8
26
24
28
27
24
31
41
32
33
29
27
34

High Clouds (% Sky Obscured)

3
4
2
3
2
28
36
17
7
26
34
33
45
78
100
87
58
57
58
76
39
32
16
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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
2
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
8
8
8
6
5
4
3
2
2
2
3
3
2
1
2
2
3
4
5
5
5
9
10

Chance of Frost

Temperature (°C)

27
26
24
23
20
18
17
16
15
14
14
13
13
13
15
18
20
22
24
25
26
26
26
27

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
44
47
52
57
60
62
65
79
83
86
89
90
89
79
69
60
53
47
44
42
43
48
50

Pressure (mb)

1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1022
1022
1022
1021

Ozone (du)

336
336
337
338
338
336
335
335
332
331
329
329
328
327
326
325
323
323
322
320
319
318
317
317

Thursday 23

Waxing Gibbous 72%

No Rise

00:16

17 Bad
18 Bad
19 OK
20 OK
21 OK
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
16 Bad

Sun - Rise: 05:18, Set: 21:04, Transit: 13:10. Moon - Rise: No Rise, Set: 00:16. Civil Dark: 21:46 - 04:36. Nautical Dark: 22:45 - 03:38. Astro Dark: 00:21 - 02:06

Total Clouds (% Sky Obscured)

92
51
41
43
39
65
63
58
55
86
76
76
82
77
96
94
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
19
14
18
10
19
16
0
7
12
0
0
0
4
8
0
0
0
0
9
13
18
26
19

Medium Clouds (% Sky Obscured)

34
26
24
22
19
22
26
15
0
9
10
2
15
17
23
29
23
22
19
30
30
31
32
28

High Clouds (% Sky Obscured)

6
14
5
14
8
34
35
36
39
82
74
70
76
70
93
90
98
100
100
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
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
10
11
10
9
9
8
8
7
6
6
6
5
6
7
7
7
7
7
8
8
8
8

Chance of Frost

Temperature (°C)

27
26
24
23
22
20
19
18
17
17
16
16
15
15
17
19
21
23
24
26
27
27
28
28

Feels Like (°C)

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

Dew Point (°C)

16
14
12
13
14
15
15
15
15
15
15
14
14
14
13
11
10
10
10
9
8
7
6
5

Relative Humidity (%)

50
46
45
50
62
74
80
85
89
90
92
92
92
92
76
59
51
44
39
34
30
27
24
22

Pressure (mb)

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

Ozone (du)

317
316
316
316
316
316
316
317
318
318
318
319
320
321
322
324
324
324
324
324
324
325
326
327

Friday 24

Waxing Gibbous 81%

17:51

00:49

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

Sun - Rise: 05:19, Set: 21:03, Transit: 13:10. Moon - Rise: 17:51, Set: 00:49. Civil Dark: 21:45 - 04:38. Nautical Dark: 22:43 - 03:40. Astro Dark: 00:15 - 02:12

Total Clouds (% Sky Obscured)

51
41
33
23
16
13
11
10
17
27
35
31
23
23
25
28
65
75
86
90
72
85
85
66

Low Clouds (% Sky Obscured)

12
6
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
9
17
24
21
53
49
12

Medium Clouds (% Sky Obscured)

22
17
16
14
14
13
11
10
14
14
14
10
5
0
7
14
20
19
61
53
36
28
32
26

High Clouds (% Sky Obscured)

51
41
33
23
13
9
4
0
17
27
35
31
23
23
25
15
45
63
80
62
43
41
49
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
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
9
13
10
7
9
5
8
6
5
6
5
4
4
4
6
7
7
8
8
10
11
13
16

Chance of Frost

Temperature (°C)

28
28
27
25
22
21
20
19
18
17
16
15
15
15
16
18
20
22
23
25
26
26
27
27

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

21
23
33
39
49
50
55
53
60
67
72
76
80
80
67
56
48
41
36
34
29
26
24
24

Pressure (mb)

1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011
1010
1009
1009
1008
1008

Ozone (du)

329
330
330
331
331
333
334
336
336
335
336
337
338
337
336
331
333
337
332
331
329
330
329
327

Saturday 25

Waxing Gibbous 88%

18:52

01:32

17 Bad
18 Bad
19 Bad
20 OK
21 Bad
22 OK
23 OK
00 OK
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

Sun - Rise: 05:21, Set: 21:02, Transit: 13:10. Moon - Rise: 18:52, Set: 01:32. Civil Dark: 21:43 - 04:39. Nautical Dark: 22:40 - 03:43. Astro Dark: 00:09 - 02:17

Total Clouds (% Sky Obscured)

54
66
54
37
56
28
31
37
82
94
93
90
88
82
90
86
81
78
75
70
69
74
79
75

Low Clouds (% Sky Obscured)

6
12
13
7
42
20
28
34
72
83
79
79
79
68
80
73
66
71
75
70
69
74
68
59

Medium Clouds (% Sky Obscured)

21
14
17
23
27
28
28
27
32
33
31
28
27
54
57
47
36
28
19
9
21
32
41
38

High Clouds (% Sky Obscured)

28
41
29
13
3
3
0
0
4
14
15
7
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
2
3
4
5
5
2
25
21
15
18
19
19
19
19
19
15

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)

15
15
14
14
12
11
9
8
8
7
7
8
8
8
9
9
11
13
13
13
13
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
6
8
11
12
11
13
14
14
14
13
13
15
15
14
13
13
14
15
16
16
15
14
12

Relative Humidity (%)

25
29
35
49
57
61
76
82
87
85
77
78
83
83
73
70
67
64
63
63
62
56
51
47

Pressure (mb)

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

Ozone (du)

326
326
325
322
322
321
321
321
322
322
322
323
326
325
325
326
326
327
327
327
327
327
327
327

Sunday 26

Waxing Gibbous 93%

19:42

02:28

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

Sun - Rise: 05:22, Set: 21:00, Transit: 13:10. Moon - Rise: 19:42, Set: 02:28. Civil Dark: 21:41 - 04:41. Nautical Dark: 22:38 - 03:45. Astro Dark: 00:04 - 02:22

Total Clouds (% Sky Obscured)

71
68
59
49
41
36
28
16
22
26
30
17
9
0
6
12
18
21
22
18
15
14
12
16

Low Clouds (% Sky Obscured)

51
42
32
23
14
9
5
1
3
5
4
1
1
0
3
7
12
12
13
12
4
2
1
11

Medium Clouds (% Sky Obscured)

35
28
22
19
14
13
10
7
6
2
0
0
0
0
0
0
0
0
0
0
1
3
4
5

High Clouds (% Sky Obscured)

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

10
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)

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

Chance of Frost

Temperature (°C)

24
23
23
21
20
18
17
16
15
14
14
13
14
14
15
16
18
20
21
23
25
26
27
28

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
38
35
43
52
64
68
75
82
86
90
93
90
86
83
68
56
47
41
35
31
30
29
28

Pressure (mb)

1009
1009
1010
1011
1012
1013
1013
1014
1015
1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1017

Ozone (du)

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

Monday 27

Waxing Gibbous 97%

20:21

03:35

17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
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 Bad

Sun - Rise: 05:24, Set: 20:59, Transit: 13:10. Moon - Rise: 20:21, Set: 03:35. Civil Dark: 21:40 - 04:43. Nautical Dark: 22:36 - 03:47. Astro Dark: 23:59 - 02:26

Total Clouds (% Sky Obscured)

20
25
21
20
20
23
30
33
39
39
38
35
29
21
23
24
26
32
36
55

Low Clouds (% Sky Obscured)

20
25
19
9
0
0
0
0
0
1
1
1
2
2
7
14
19
21
26
32

Medium Clouds (% Sky Obscured)

4
2
6
10
12
14
16
17
18
19
23
24
23
20
17
16
14
25
36
48

High Clouds (% Sky Obscured)

0
0
1
2
3
2
1
0
0
0
0
0
0
0
0
1
1
11
23
49

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
13
14
12
11
9
8
7
5
5
5
4
4
4
4
5
6
7
8
10

Chance of Frost

Temperature (°C)

28
27
27
24
22
20
19
17
16
16
16
15
16
17
17
19
22
24
25
26

Feels Like (°C)

25
25
26
25
23
22
22
21
20
15
16
18
17
16
15
20
21
21
21
22

Dew Point (°C)

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

Relative Humidity (%)

29
30
31
39
48
61
66
72
78
81
83
83
78
72
67
57
48
41
38
34

Pressure (mb)

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

Ozone (du)

320
321
321
320
319
319
318
318
318
317
316
315
315
315
316
316
316
316
317
317

Forecast for Basingstoke, Hampshire, United Kingdom (51.26,-1.09)

Generated: 21/07/26 17:09:58. Forecast: 21/07/26 to 27/07/26. Timezone: UTC+1.00