Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Gibbous 95%

19:13

03:41

06 OK
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 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:02, Set: 20:02, Transit: 13:02. Moon - Rise: 19:13, Set: 03:41. Civil Dark: 20:37 - 05:28. Nautical Dark: 21:22 - 04:43. Astro Dark: 22:13 - 03:53

Total Clouds (% Sky Obscured)

22
35
41
54
84
83
76
58
79
74
58
74
74
88
82
100
100
100
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

10
20
21
21
33
33
20
6
0
0
0
0
0
0
32
56
62
71
65
52
65
65
64
65

Medium Clouds (% Sky Obscured)

22
27
29
26
22
21
17
16
63
74
58
56
74
88
64
79
71
75
99
100
94
98
91
62

High Clouds (% Sky Obscured)

22
35
41
54
70
55
55
32
58
41
40
39
6
11
56
90
100
100
96
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
6
4
4
5
9
9
9
7

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
1
0
5
9
15
31
61
70
74
58
42
69
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0.3
1.2
1.9

Wind Speed/Direction (mph)

6
7
6
5
14
14
14
14
14
14
13
13
13
11
9
8
8
7
5
5
5
6
6
6

Chance of Frost

Temperature (°C)

14
14
16
18
20
22
23
24
25
25
24
23
22
21
20
19
18
17
17
17
18
18
17
18

Feels Like (°C)

11
12
13
14
16
17
18
19
20
20
20
20
19
18
17
16
16
16
18
18
18
17
17
17

Dew Point (°C)

11
11
11
10
9
9
8
8
9
9
11
11
10
10
10
11
11
14
16
16
17
17
16
16

Relative Humidity (%)

83
80
72
58
49
44
38
35
36
37
44
46
44
48
55
59
62
79
90
93
95
93
92
92

Pressure (mb)

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

Ozone (du)

324
324
324
321
317
315
317
318
321
318
317
319
317
316
314
314
312
314
316
318
320
323
325
326

Wednesday 26

Waxing Gibbous 99%

19:30

04:58

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
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:04, Set: 19:59, Transit: 13:02. Moon - Rise: 19:30, Set: 04:58. Civil Dark: 20:35 - 05:30. Nautical Dark: 21:20 - 04:46. Astro Dark: 22:10 - 03:56

Total Clouds (% Sky Obscured)

66
69
80
80
55
43
37
44
65
70
100
100
100
100
100
82
100
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

66
69
76
73
45
29
18
26
36
30
43
53
24
8
5
5
8
23
30
58
37
39
42
41

Medium Clouds (% Sky Obscured)

20
23
5
6
22
20
17
13
23
2
2
0
0
8
3
56
75
52
91
54
100
91
99
97

High Clouds (% Sky Obscured)

53
57
57
14
3
0
5
3
12
67
100
100
100
100
100
67
100
85
93
93
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
4
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

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

Precipitation Probability (%)

95
89
50
29
28
41
26
22
22
18
55
46
7
2
0
0
0
0
6
18
29
24
41
72

Precipitation Amount (mm)

1
0.5
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
88
84
76
67
57
48
42
39
37
39
44
50
59
64
73
83
82
80
78
76
78
78

Pressure (mb)

1011
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1009
1008
1008

Ozone (du)

326
326
326
326
326
324
321
321
320
319
319
318
318
319
317
319
317
316
317
319
317
315
316
318

Thursday 27

Waxing Gibbous 100%

19:44

No Set

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
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:05, Set: 19:57, Transit: 13:01. Moon - Rise: 19:44, Set: No Set. Civil Dark: 20:33 - 05:31. Nautical Dark: 21:17 - 04:48. Astro Dark: 22:07 - 03:58

Total Clouds (% Sky Obscured)

100
90
100
100
99
100
71
72
53
80
100
100
100
100
100
100
100
100
100
94
90
86
82
78

Low Clouds (% Sky Obscured)

35
36
86
60
27
45
62
32
34
28
28
32
33
22
10
19
29
38
49
60
73
82
42
43

Medium Clouds (% Sky Obscured)

93
89
88
80
92
74
71
0
4
25
16
43
4
8
93
100
99
99
98
94
90
86
30
4

High Clouds (% Sky Obscured)

100
58
100
100
93
99
23
35
17
80
100
100
100
100
100
100
100
100
100
76
43
26
25
18

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

55
59
45
21
17
12
15
2
1
0
0
0
0
3
1
12
38
35
38
45
25
1
3
2

Precipitation Amount (mm)

0
0.5
0.4
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
6
8
8
10
11
10
11
11
12
11
10
9
8
8
8
8
9
8
8
5
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
20
21
22
21
22
24
24
25
23
22
21
20
19
18
16
16
15
15
14
15
14
14

Dew Point (°C)

16
17
17
17
17
16
16
17
14
10
8
8
9
9
11
10
10
12
12
13
12
11
11
13

Relative Humidity (%)

85
86
84
80
73
66
61
63
48
37
33
34
38
42
51
53
56
64
68
79
75
73
72
85

Pressure (mb)

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

Ozone (du)

319
320
321
323
324
326
326
332
335
334
333
334
336
333
331
328
331
334
335
337
339
338
338
338

Friday 28

Full Moon 99%

19:56

06:15

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 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:07, Set: 19:55, Transit: 13:01. Moon - Rise: 19:56, Set: 06:15. Civil Dark: 20:30 - 05:33. Nautical Dark: 21:14 - 04:50. Astro Dark: 22:03 - 04:01

Total Clouds (% Sky Obscured)

74
78
81
84
78
94
100
100
100
100
100
99
98
93
96
94
80
60
41
67
78
71
90
89

Low Clouds (% Sky Obscured)

36
33
27
27
25
28
28
31
37
42
34
46
53
52
58
63
61
44
39
43
43
62
64
44

Medium Clouds (% Sky Obscured)

2
0
0
0
7
13
20
17
24
88
81
17
16
39
62
70
60
7
4
4
8
39
90
83

High Clouds (% Sky Obscured)

15
27
40
52
60
84
100
100
100
100
99
98
94
68
25
24
24
18
0
30
30
1
50
50

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
1
1
11
15
17
30
37
45
41
32
11
6
5
1
2
1
0
0
0
0
0
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
7
8
10
11
12
12
13
13
14
14
14
13
11
9
8
7
7
8
9
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
85
77
67
58
53
47
41
33
30
30
31
35
40
44
47
54
65
71
78
85
90
89
83

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006

Ozone (du)

338
339
339
338
338
337
337
338
338
335
334
332
332
331
330
331
326
321
319
317
317
318
314
312

Saturday 29

Waning Gibbous 96%

20:07

07:32

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 OK
01 OK
02 Good
03 Good
04 OK
05 Bad

Sun - Rise: 06:08, Set: 19:53, Transit: 13:01. Moon - Rise: 20:07, Set: 07:32. Civil Dark: 20:28 - 05:35. Nautical Dark: 21:12 - 04:52. Astro Dark: 22:00 - 04:03

Total Clouds (% Sky Obscured)

52
70
98
100
100
100
100
100
100
100
100
100
100
79
58
37
31
26
20
16
14
12
34
56

Low Clouds (% Sky Obscured)

44
44
69
75
68
45
83
79
75
71
83
92
100
79
58
37
31
26
20
16
14
12
34
55

Medium Clouds (% Sky Obscured)

5
10
87
28
6
60
39
57
72
86
87
81
71
47
25
3
2
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

52
70
77
100
100
100
100
100
100
100
100
100
100
67
33
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
2
2
1
2
4
7
42
60
77
95
95
95
95
95
95
95
67
14
8
3
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.4
0.7
0.8
1
1.4
1.5
1.5
1
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
86
79
73
62
55
46
50
59
72
86
86
86
86
89
90
95
92
89
86
86
86
86
78

Pressure (mb)

1007
1007
1008
1008
1008
1008
1008
1008
1007
1007
1007
1006
1006
1005
1006
1006
1006
1006
1007
1007
1008
1008
1008
1009

Ozone (du)

310
307
305
304
301
299
299
299
300
301
302
304
307
309
309
310
310
309
308
307
307
307
307
307

Sunday 30

Waning Gibbous 91%

20:19

08:50

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
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:10, Set: 19:51, Transit: 13:00. Moon - Rise: 20:19, Set: 08:50. Civil Dark: 20:26 - 05:37. Nautical Dark: 21:09 - 04:53. Astro Dark: 21:57 - 04:06

Total Clouds (% Sky Obscured)

72
78
86
94
93
92
91
78
65
56
52
47
34
31
27
28
31
37
39
46
56
69
69
69

Low Clouds (% Sky Obscured)

72
78
86
94
93
92
91
77
54
31
24
18
11
10
9
10
9
7
6
21
37
52
52
51

Medium Clouds (% Sky Obscured)

0
0
0
3
5
13
19
24
38
45
32
18
10
10
9
8
5
3
0
3
6
9
5
5

High Clouds (% Sky Obscured)

0
3
6
9
6
3
0
3
4
2
0
0
0
2
3
5
13
21
27
20
19
26
26
16

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
17
30
47
71
86
95
88
79
62
46
33
11
9
9
11
13
11

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.8
0.6
0.6
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
14
14
14
14
15
16
18
17
16
18
18
19
16
16
16
16
15
15
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

70
63
59
55
52
49
46
45
43
41
39
44
49
55
61
66
73
74
77
79
78
76
75
76

Pressure (mb)

1009
1009
1010
1010
1010
1010
1009
1009
1008
1008
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004

Ozone (du)

306
306
307
308
309
311
313
315
316
317
319
322
325
328
329
330
330
332
333
334
335
336
337
336

Monday 31

Waning Gibbous 83%

20:32

10:10

Sun - Rise: 06:12, Set: 19:48, Transit: 13:00. Moon - Rise: 20:32, Set: 10:10. Civil Dark: 20:23 - 05:38. Nautical Dark: 21:07 - 04:55. Astro Dark: 21:54 - 04:08

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 25/08/26 06:40:11. Forecast: 25/08/26 to 31/08/26. Timezone: UTC+1.00