Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 2

Waning Gibbous 98%

22:03

05:36

13 OK
14 OK
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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:28, Set: 20:28, Transit: 12:59. Moon - Rise: 22:03, Set: 05:36. Civil Dark: 21:07 - 04:50. Nautical Dark: 21:58 - 03:58. Astro Dark: 23:02 - 02:53

Total Clouds (% Sky Obscured)

27
48
64
100
100
100
100
100
99
100
100
100
100
100
100
84
93
98
97
92
100
97
98
98

Low Clouds (% Sky Obscured)

17
48
64
53
57
56
73
96
78
76
91
97
100
100
100
79
93
88
84
76
88
92
71
62

Medium Clouds (% Sky Obscured)

27
48
64
92
100
100
100
97
97
63
87
92
46
71
73
80
80
95
94
54
7
12
29
23

High Clouds (% Sky Obscured)

11
26
64
100
100
100
100
100
64
77
100
95
56
59
48
76
19
92
67
21
36
30
25
33

ISS Passover

Visibility (miles)

9
9
9
6
5
5
7
9
6
9
9
9
8
9
4
1
0
9
9
0
9
9
8
4

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
8
42
39
58
77
95
100
26
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
19
55
95
95
95
95
75
83
95
80
39
17
21
15
7
4
0
4
15
10
37
65

Precipitation Amount (mm)

0
0
0
0.3
0.8
1.2
2
2.4
0
0.4
0.8
0.5
0
0
0
0
0
0
0
0
0
0
0
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
19
19
18
16
14
13
13
13
13
12
12
12
12
12
12
11
11
12
13
14
15
15

Feels Like (°C)

17
18
18
18
17
14
13
13
13
12
12
12
11
11
11
11
10
9
9
9
10
11
14
14

Dew Point (°C)

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

Relative Humidity (%)

60
59
58
59
70
86
95
95
96
96
96
96
96
98
100
96
98
96
98
96
93
84
80
73

Pressure (mb)

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

Ozone (du)

372
371
370
369
369
369
370
371
373
374
373
374
375
377
379
380
383
384
384
385
386
388
391
388

Sunday 3

Waning Gibbous 95%

23:13

06:07

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:27, Set: 20:30, Transit: 12:59. Moon - Rise: 23:13, Set: 06:07. Civil Dark: 21:09 - 04:47. Nautical Dark: 22:00 - 03:56. Astro Dark: 23:05 - 02:49

Total Clouds (% Sky Obscured)

97
98
88
98
100
79
62
38
47
48
61
82
84
81
98
100
100
100
100
100
100
95
82
83

Low Clouds (% Sky Obscured)

67
96
67
66
54
63
60
37
44
48
61
82
84
81
98
100
100
100
100
100
100
93
67
70

Medium Clouds (% Sky Obscured)

29
18
15
11
16
16
4
1
2
2
1
14
4
0
0
0
0
0
0
1
0
1
19
11

High Clouds (% Sky Obscured)

47
32
19
38
48
9
39
0
0
1
2
21
29
0
0
0
0
0
0
0
1
2
30
35

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
93
92
70
31
9
2
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

73
77
95
95
95
95
86
75
55
22
13
11
3
1
4
3
3
5
16
18
20
21
20
9

Precipitation Amount (mm)

0.5
0.4
1.2
0.9
0.9
1
0.3
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
72
71
77
83
85
87
87
90
92
95
96
98
98
100
98
98
98
96
95
95
93
92
90

Pressure (mb)

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

Ozone (du)

388
387
386
385
385
382
382
382
383
384
383
384
384
385
386
387
387
386
385
382
382
382
381
382

Monday 4

Waning Gibbous 90%

00:16

06:49

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:25, Set: 20:31, Transit: 12:59. Moon - Rise: 00:16, Set: 06:49. Civil Dark: 21:11 - 04:45. Nautical Dark: 22:02 - 03:53. Astro Dark: 23:09 - 02:45

Total Clouds (% Sky Obscured)

79
81
80
79
82
70
73
77
85
74
82
94
98
100
100
83
86
90
87
85
83
86
89
92

Low Clouds (% Sky Obscured)

65
56
48
45
56
63
60
68
78
59
65
83
82
84
65
57
65
76
64
54
46
62
73
86

Medium Clouds (% Sky Obscured)

19
20
17
12
43
10
6
4
69
5
36
34
25
11
30
26
24
24
26
27
42
68
55
41

High Clouds (% Sky Obscured)

55
1
53
40
8
0
0
0
35
1
51
50
79
100
100
55
25
25
22
15
4
1
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
7
4

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
Very Light Rain
Light Rain

Precipitation Probability (%)

15
26
13
14
23
8
5
16
7
5
17
7
6
7
9
12
11
11
20
20
18
28
46
56

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
0.2
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
87
86
83
84
86
89
89
90
90
88
88
88
90
90
91
91
87
82
81
81
80
79

Pressure (mb)

1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014
1014
1013
1013

Ozone (du)

382
382
380
380
379
379
378
378
377
378
377
377
379
381
382
383
385
387
387
385
385
386
387
386

Tuesday 5

Waning Gibbous 83%

01:08

07:44

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:23, Set: 20:33, Transit: 12:59. Moon - Rise: 01:08, Set: 07:44. Civil Dark: 21:12 - 04:43. Nautical Dark: 22:05 - 03:51. Astro Dark: 23:13 - 02:41

Total Clouds (% Sky Obscured)

87
82
77
73
71
69
68
71
70
79
88
97
98
97
97
98
98
100
100
100
100
97
94
90

Low Clouds (% Sky Obscured)

80
76
69
64
61
57
54
51
53
64
79
91
89
81
80
83
83
89
91
91
91
87
83
79

Medium Clouds (% Sky Obscured)

44
64
76
72
52
29
33
63
53
75
80
82
85
84
81
80
69
70
84
89
52
45
46
42

High Clouds (% Sky Obscured)

0
0
0
0
0
1
0
10
17
6
1
1
1
2
2
22
44
68
81
92
92
65
39
14

ISS Passover

Visibility (miles)

4
6
8
6
5
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

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

Precipitation Probability (%)

60
56
53
65
54
34
31
29
20
23
23
16
17
12
9
13
15
17
21
27
26
40
46
51

Precipitation Amount (mm)

0.4
0.2
0.2
0.4
0.2
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
7
7
7
7
7
7
9
10
10
9
9
8
7
6
7
7
8
9
10
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
12
12
11
11
11
10
8
5
5
5
5
6
6
6
6
5
5
6
6
6
6
7

Dew Point (°C)

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

Relative Humidity (%)

82
82
82
86
90
92
90
92
90
90
91
93
93
96
96
98
98
96
96
93
96
93
90
83

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

386
385
385
385
385
388
390
392
393
391
388
387
387
388
385
382
381
383
384
383
383
384
385
387

Wednesday 6

Waning Gibbous 75%

01:46

08:50

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:21, Set: 20:35, Transit: 12:59. Moon - Rise: 01:46, Set: 08:50. Civil Dark: 21:14 - 04:41. Nautical Dark: 22:07 - 03:48. Astro Dark: 23:16 - 02:37

Total Clouds (% Sky Obscured)

92
92
95
96
98
99
97
95
98
92
85
77
73
70
66
71
75
79
86
93
100
100
100
100

Low Clouds (% Sky Obscured)

80
82
86
82
78
73
68
63
60
44
27
10
22
33
45
52
58
65
62
59
56
53
50
47

Medium Clouds (% Sky Obscured)

51
53
52
52
47
44
51
52
62
55
57
45
34
28
19
19
24
25
37
50
64
52
39
27

High Clouds (% Sky Obscured)

25
34
44
57
70
84
77
70
74
49
36
13
11
9
9
12
16
22
47
66
85
85
84
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
8
6

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

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

Precipitation Probability (%)

56
62
66
60
50
34
37
33
21
23
21
3
12
11
1
12
14
10
18
21
23
40
49
54

Precipitation Amount (mm)

0.2
0.3
0.3
0.2
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
11
11
11
11
10
10
10
9
9
8
7
6
5
5
4
4
4
4
4
6
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
72
68
67
73
71
69
71
73
79
82
85
88
90
91
93
91
90
88
85
82
80
77
77

Pressure (mb)

1013
1012
1012
1011
1011
1011
1011
1011
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1009

Ozone (du)

387
387
388
390
389
388
385
383
383
382
383
384
386
386
385
385
387
388
390
390
391
391
392
394

Thursday 7

Waning Gibbous 66%

02:14

10:03

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

Sun - Rise: 05:20, Set: 20:36, Transit: 12:59. Moon - Rise: 02:14, Set: 10:03. Civil Dark: 21:16 - 04:40. Nautical Dark: 22:09 - 03:46. Astro Dark: 23:20 - 02:33

Total Clouds (% Sky Obscured)

100
100
100
99
99
97
75
52
29
40
44
42
52
63
66
71
80
85
84
84
80
86
93
99

Low Clouds (% Sky Obscured)

54
61
67
53
42
29
21
11
2
12
22
30
48
63
66
71
80
85
84
76
66
55
44
31

Medium Clouds (% Sky Obscured)

39
57
73
70
70
70
47
31
18
15
13
10
7
4
1
12
28
33
26
17
13
23
37
53

High Clouds (% Sky Obscured)

81
81
77
70
57
41
28
16
3
3
2
2
1
1
0
0
0
1
8
19
40
63
83
99

ISS Passover

Visibility (miles)

5
6
8
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

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

Precipitation Probability (%)

57
62
70
58
47
34
29
22
13
14
11
0
1
2
1
7
8
7
9
7
0
1
0
0

Precipitation Amount (mm)

0.2
0.3
0.4
0.2
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
9
10
9
8
8
7
6
5
5
5
5
5
5
5
4
4
4
4
5
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
71
65
62
65
70
75
80
85
93
91
90
90
90
88
88
87
87
85
77
72
66
61
57

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1013
1012
1012

Ozone (du)

395
396
396
397
394
392
389
390
390
390
391
392
393
391
390
388
385
381
377
378
378
379
379
379

Friday 8

Waning Gibbous 56%

02:35

11:19

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: 05:18, Set: 20:38, Transit: 12:59. Moon - Rise: 02:35, Set: 11:19. Civil Dark: 21:18 - 04:38. Nautical Dark: 22:12 - 03:43. Astro Dark: 23:24 - 02:29

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

32
32
34
26
22
21
22
28
30
37
35
29
29
38
47
51
55
66

Medium Clouds (% Sky Obscured)

59
67
76
85
92
100
100
100
100
87
73
62
53
44
37
49
52
50

High Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
83
69
68
77
81
85
86
87
83

ISS Passover

Visibility (miles)

9
9
9
9
8
7
5
7
8
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

Precipitation Type

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

Precipitation Probability (%)

10
15
17
35
45
52
51
48
45
45
42
32
41
44
42
43
39
27

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
54
54
53
62
74
86
86
88
90
91
91
91
91
91
91
93
93

Pressure (mb)

1012
1012
1012
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011

Ozone (du)

380
381
382
384
386
388
390
391
392
393
392
392
392
391
390
389
388
387

Forecast for Great Missenden, Buckinghamshire, United Kingdom (51.70,-0.70)

Generated: 02/05/26 13:10:02. Forecast: 02/05/26 to 08/05/26. Timezone: UTC+1.00