Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 100%

20:47

04:41

05 OK
06 OK
07 OK
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 OK
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good

Sun - Rise: 05:18, Set: 20:55, Transit: 13:06. Moon - Rise: 20:47, Set: 04:41. Civil Dark: 21:36 - 04:38. Nautical Dark: 22:33 - 03:42. Astro Dark: 23:58 - 02:19

Total Clouds (% Sky Obscured)

14
31
42
82
91
92
95
97
92
74
83
88
82
82
58
97
77
29
1
2
2
4
2
2

Low Clouds (% Sky Obscured)

0
2
10
12
14
15
20
23
24
38
16
18
16
13
16
6
5
13
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

14
16
42
54
72
87
89
89
80
36
83
85
77
61
26
25
20
6
1
1
0
0
0
0

High Clouds (% Sky Obscured)

14
31
42
39
41
37
30
19
3
2
6
23
2
28
10
96
59
2
0
2
2
4
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 (%)

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)

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

Chance of Frost

Temperature (°C)

16
16
18
20
21
23
24
26
27
28
29
30
30
30
29
28
26
24
22
21
20
19
18
18

Feels Like (°C)

18
18
18
19
20
22
23
25
26
26
28
28
29
29
28
27
24
22
23
23
22
21
20
19

Dew Point (°C)

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

Relative Humidity (%)

93
92
81
74
66
58
52
46
41
37
33
31
30
30
32
37
42
48
56
61
66
69
69
72

Pressure (mb)

1019
1019
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1016
1016
1016
1016
1016
1017
1017
1017
1016
1016
1015
1015

Ozone (du)

322
321
321
321
320
319
318
318
320
322
323
323
323
322
322
323
325
328
329
327
328
329
330
331

Wednesday 29

Full Moon 100%

21:07

No Set

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

Sun - Rise: 05:19, Set: 20:53, Transit: 13:06. Moon - Rise: 21:07, Set: No Set. Civil Dark: 21:34 - 04:40. Nautical Dark: 22:31 - 03:44. Astro Dark: 23:53 - 02:24

Total Clouds (% Sky Obscured)

2
4
0
0
0
0
2
0
19
22
34
36
34
36
41
48
32
62
25
43
40
30
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
15
18
0
0
14
0
15
17
20
29
0
12
9
0
0
0

Medium Clouds (% Sky Obscured)

0
2
0
0
0
0
0
0
0
0
18
15
13
17
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
1
0
0
0
0
2
0
2
0
0
2
1
0
35
30
3
25
25
25
30
30
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
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)

3
3
3
4
5
6
7
8
9
10
9
12
13
14
13
12
10
9
9
9
8
7
6
6

Chance of Frost

Temperature (°C)

17
17
19
22
24
26
28
30
31
33
33
33
33
32
31
28
26
23
22
21
20
19
18
17

Feels Like (°C)

20
19
21
23
25
27
28
29
31
31
32
31
30
28
27
24
23
22
20
19
17
18
17
18

Dew Point (°C)

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

Relative Humidity (%)

74
73
63
52
41
35
30
27
25
23
20
18
18
19
21
25
38
51
56
59
61
67
72
79

Pressure (mb)

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

Ozone (du)

332
332
331
328
326
324
323
323
322
322
323
325
325
325
325
325
324
323
322
322
323
323
325
326

Thursday 30

Waning Gibbous 98%

21:23

05:57

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

Sun - Rise: 05:21, Set: 20:52, Transit: 13:06. Moon - Rise: 21:23, Set: 05:57. Civil Dark: 21:33 - 04:42. Nautical Dark: 22:28 - 03:47. Astro Dark: 23:49 - 02:28

Total Clouds (% Sky Obscured)

7
18
29
47
60
82
97
91
68
71
72
90
63
57
18
21
30
45
23
28
20
9
0
0

Low Clouds (% Sky Obscured)

3
8
13
24
41
56
72
69
45
59
66
39
27
26
12
14
23
6
17
22
16
7
0
0

Medium Clouds (% Sky Obscured)

0
5
15
14
13
29
31
20
9
6
8
20
58
21
1
3
2
19
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
2
2
35
41
52
15
30
30
28
25
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
13
13
12
13
12
13
12
9
9
7
1
-1
-1
2
4
4
7
6
6
6
7
7

Relative Humidity (%)

83
85
77
65
55
53
50
51
47
35
32
29
18
16
18
24
31
37
49
49
52
59
65
70

Pressure (mb)

1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1015
1015
1016
1017
1017
1018
1018
1019
1019
1019

Ozone (du)

326
327
327
329
329
330
331
330
330
332
334
336
339
343
344
343
343
344
344
345
347
347
349
354

Friday 31

Waning Gibbous 94%

21:36

07:13

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

Sun - Rise: 05:22, Set: 20:50, Transit: 13:06. Moon - Rise: 21:36, Set: 07:13. Civil Dark: 21:31 - 04:43. Nautical Dark: 22:26 - 03:49. Astro Dark: 23:44 - 02:33

Total Clouds (% Sky Obscured)

0
0
0
0
0
9
20
30
31
35
58
33
53
55
73
85
96
71
75
72
79
91
100
97

Low Clouds (% Sky Obscured)

0
0
0
0
0
9
20
29
21
10
0
0
2
2
2
2
2
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
6
9
9
7
6
12
25
25
25
22
18
20
22
86
82

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
3
9
57
15
53
55
73
85
94
61
60
52
63
85
100
84

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)

6
6
7
7
6
7
6
6
6
6
6
6
6
5
5
5
4
5
6
7
7
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
12
14
16
18
19
21
22
23
23
21
23
21
21
20
18
16
15
14
12
12
12
11

Dew Point (°C)

7
7
6
4
3
2
2
1
1
0
0
0
-1
-1
-0
2
3
4
5
4
3
4
5
6

Relative Humidity (%)

72
72
61
47
37
32
28
25
22
21
20
19
18
19
20
25
31
37
42
40
41
47
52
57

Pressure (mb)

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

Ozone (du)

352
352
354
356
357
358
358
357
356
350
345
341
337
334
331
330
331
331
331
331
330
329
329
329

Saturday 1

Waning Gibbous 88%

21:47

08:29

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

Sun - Rise: 05:24, Set: 20:48, Transit: 13:06. Moon - Rise: 21:47, Set: 08:29. Civil Dark: 21:29 - 04:45. Nautical Dark: 22:23 - 03:51. Astro Dark: 23:39 - 02:37

Total Clouds (% Sky Obscured)

92
43
46
58
66
52
32
9
16
22
28
39
52
77
34
36
35
44
44
44
42
43
41
58

Low 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

Medium Clouds (% Sky Obscured)

78
0
2
3
3
3
3
2
5
7
9
13
20
22
6
3
0
3
5
6
4
2
1
3

High Clouds (% Sky Obscured)

56
43
46
58
62
41
24
3
5
7
7
7
10
53
34
36
35
30
30
25
26
31
37
54

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

Chance of Frost

Temperature (°C)

14
14
15
17
19
21
23
24
26
26
27
27
27
26
25
23
21
19
18
17
16
16
15
14

Feels Like (°C)

11
11
14
16
19
20
21
22
24
24
24
26
25
24
23
22
21
21
20
19
18
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

64
69
61
51
44
35
26
22
20
20
19
19
19
19
20
24
28
33
38
42
49
54
60
67

Pressure (mb)

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

Ozone (du)

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

Sunday 2

Waning Gibbous 80%

21:58

09:45

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

Sun - Rise: 05:26, Set: 20:47, Transit: 13:06. Moon - Rise: 21:58, Set: 09:45. Civil Dark: 21:27 - 04:47. Nautical Dark: 22:21 - 03:54. Astro Dark: 23:35 - 02:41

Total Clouds (% Sky Obscured)

78
98
87
77
64
61
60
64
59
48
38
45
55
72
47
28
6
4
3
2
2
2
2
10

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
4
6
7
5
1
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
6
9
13
17
15
12
10
13
15
21
19
15
15
11
7
2
2
2
2
1
1
0
0

High Clouds (% Sky Obscured)

75
98
67
35
2
2
7
18
22
18
10
21
31
42
33
20
4
3
2
1
1
1
2
9

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

Chance of Frost

Temperature (°C)

14
14
14
17
19
21
23
24
26
26
27
28
27
26
25
23
21
18
17
17
16
15
15
14

Feels Like (°C)

10
10
10
12
13
15
16
17
19
25
24
24
25
27
28
23
22
20
19
19
18
14
15
15

Dew Point (°C)

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

Relative Humidity (%)

68
69
70
58
47
39
34
30
26
25
23
21
25
30
36
42
50
60
67
73
82
86
89
93

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1017
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

333
334
335
335
335
334
333
332
331
331
330
329
328
327
326
327
328
328
329
329
330
329
329
329

Monday 3

Waning Gibbous 71%

22:10

11:03

05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
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

Sun - Rise: 05:27, Set: 20:45, Transit: 13:06. Moon - Rise: 22:10, Set: 11:03. Civil Dark: 21:25 - 04:49. Nautical Dark: 22:18 - 03:56. Astro Dark: 23:31 - 02:45

Total Clouds (% Sky Obscured)

18
27
35
43
43
41
49
52
61
70
79
88
93
97
98
99
99
99
99
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
5
9
15
17
19
22
23
24
25
32
42
52
65
73
83

Medium Clouds (% Sky Obscured)

0
0
0
0
0
12
30
50
55
50
45
40
40
25
23
22
20
44
62
82

High Clouds (% Sky Obscured)

16
19
35
43
43
41
49
52
61
70
79
88
93
96
92
87
83
78
76
73

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
1
4
6
12
16
19
28
35
42
45
42
25

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
14
13
17
17
17
18
19
21
24
22
20
20
20
20
16
16
16
15
15

Dew Point (°C)

13
13
13
11
10
9
8
8
7
6
5
3
2
2
1
2
4
5
7
9

Relative Humidity (%)

90
85
82
64
50
40
37
33
31
29
28
26
26
26
26
30
36
41
49
56

Pressure (mb)

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

Ozone (du)

328
327
326
326
325
324
324
323
323
322
322
322
322
323
323
324
325
325
327
329

Forecast for Enfield, Greater London, United Kingdom (51.65,-0.08)

Generated: 28/07/26 05:29:58. Forecast: 28/07/26 to 03/08/26. Timezone: UTC+1.00