Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 6

Waning Gibbous 87%

21:52

07:28

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
13 Bad

Sun - Rise: 06:33, Set: 17:52, Transit: 12:13. Moon - Rise: 21:52, Set: 07:28. Civil Dark: 18:25 - 06:00. Nautical Dark: 19:04 - 05:21. Astro Dark: 19:43 - 04:41

Total Clouds (% Sky Obscured)

94
95
100
98
96
100
100
98
96
94
96
95
100
100
100
100
100
99
95
96
89
87
88
85

Low Clouds (% Sky Obscured)

94
93
84
89
92
100
100
92
91
76
81
92
100
100
100
100
99
97
88
92
78
72
79
75

Medium Clouds (% Sky Obscured)

93
95
100
97
96
94
82
87
38
88
78
28
18
10
8
5
15
20
58
20
24
20
23
65

High Clouds (% Sky Obscured)

62
61
68
65
10
6
8
9
3
23
5
3
0
3
15
7
11
4
5
31
72
70
70
49

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

5
45
52
56
55
38
30
30
30
18
7
13
13
27
19
7
0
0
0
0
1
0
0
0

Precipitation Amount (mm)

0
0.2
0.2
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
4
4
3
3
3
3
3
3
3
3
3
3
2
3
3
3
4
5
7
8

Dew Point (°C)

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

Relative Humidity (%)

91
90
91
91
93
94
94
94
94
96
96
94
96
96
96
96
96
94
94
93
91
90
90
87

Pressure (mb)

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

Ozone (du)

395
394
392
390
388
387
382
379
376
373
370
369
369
369
368
367
369
368
368
368
368
368
368
369

Saturday 7

Waning Gibbous 79%

23:07

07:44

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
13 Bad

Sun - Rise: 06:31, Set: 17:53, Transit: 12:13. Moon - Rise: 23:07, Set: 07:44. Civil Dark: 18:27 - 05:57. Nautical Dark: 19:06 - 05:19. Astro Dark: 19:45 - 04:39

Total Clouds (% Sky Obscured)

79
86
88
85
95
97
97
100
100
100
98
83
77
91
94
94
97
99
100
100
100
75
64
53

Low Clouds (% Sky Obscured)

64
76
78
82
89
91
94
100
100
100
98
83
77
91
94
93
96
99
100
100
100
75
64
49

Medium Clouds (% Sky Obscured)

71
72
66
59
57
41
26
67
87
76
53
15
6
3
3
3
4
3
1
0
0
0
0
0

High Clouds (% Sky Obscured)

66
66
43
42
22
53
23
35
38
35
26
9
6
6
3
2
2
4
4
18
11
13
11
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
0
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
7
20
100
100
100
100
100
100
100
100
100
100
1
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
7
6
6
6
7
7
7
7
6
6
6
6
6
6
6
6
6
7
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
88
88
90
91
93
93
91
91
91
93
94
94
96
98
96
98
98
98
93
90
87
83
77

Pressure (mb)

1026
1025
1025
1025
1025
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1022

Ozone (du)

373
376
377
378
378
378
378
376
374
373
373
373
372
371
371
372
372
372
373
373
373
373
373
372

Sunday 8

Waning Gibbous 71%

00:23

08:04

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
13 Bad

Sun - Rise: 06:28, Set: 17:55, Transit: 12:13. Moon - Rise: 00:23, Set: 08:04. Civil Dark: 18:28 - 05:55. Nautical Dark: 19:07 - 05:16. Astro Dark: 19:47 - 04:37

Total Clouds (% Sky Obscured)

83
60
86
83
81
54
55
71
91
81
81
84
78
80
81
96
98
95
87
70
69
77
79
77

Low Clouds (% Sky Obscured)

83
50
83
78
76
54
55
71
91
81
81
84
78
80
81
81
75
68
65
58
58
60
64
74

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
4
17
52
16
6
8
5
7
10
55
61
56
37
3
3
4
21
33

High Clouds (% Sky Obscured)

4
2
2
2
2
2
4
2
3
1
0
0
0
2
3
6
3
1
0
0
0
1
5
4

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
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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 (%)

1
4
1
1
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
7
6
4
5
6
6
6
6
5
5
5
5
5
5
5
4
5
4
5
7
8
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
74
76
80
80
83
90
93
94
96
94
93
91
93
91
93
94
94
95
88
80
76
70
69

Pressure (mb)

1022
1021
1021
1021
1020
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

370
370
369
369
368
364
360
359
357
356
355
357
358
361
366
369
372
375
378
382
384
385
384
384

Monday 9

Waning Gibbous 61%

01:35

08:32

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

Sun - Rise: 06:26, Set: 17:57, Transit: 12:12. Moon - Rise: 01:35, Set: 08:32. Civil Dark: 18:30 - 05:53. Nautical Dark: 19:09 - 05:14. Astro Dark: 19:49 - 04:34

Total Clouds (% Sky Obscured)

69
57
51
41
36
36
28
44
50
56
67
72
79
93
89
88
96
100
100
100
100
99
99
99

Low Clouds (% Sky Obscured)

60
41
34
34
28
19
19
28
40
49
57
67
78
92
84
71
70
75
83
64
59
50
56
61

Medium Clouds (% Sky Obscured)

49
32
14
4
2
2
1
8
13
18
11
6
0
0
0
2
5
10
14
75
78
63
84
82

High Clouds (% Sky Obscured)

2
3
10
1
0
0
0
0
1
2
2
2
1
1
0
3
41
73
100
100
81
94
61
43

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 (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
2
1
1
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
2
1
5
4
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
78
81
87
88
91
90
91
95
96
96
98
96
94
94
96
96
91
85
78
71
63
63

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1014
1013

Ozone (du)

384
383
383
384
386
389
391
388
384
386
385
380
381
387
391
393
398
402
410
412
409
408
403
396

Tuesday 10

Waning Gibbous 52%

02:40

09:11

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
13 Bad

Sun - Rise: 06:24, Set: 17:59, Transit: 12:12. Moon - Rise: 02:40, Set: 09:11. Civil Dark: 18:32 - 05:51. Nautical Dark: 19:11 - 05:12. Astro Dark: 19:51 - 04:32

Total Clouds (% Sky Obscured)

98
91
84
77
81
83
85
89
93
98
99
99
100
100
100
100
100
99
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

68
65
64
62
66
65
65
66
68
70
70
71
71
77
82
88
90
91
93
95
98
100
82
65

Medium Clouds (% Sky Obscured)

92
80
70
59
59
61
57
63
65
74
85
93
100
100
100
100
95
89
84
64
44
25
24
33

High Clouds (% Sky Obscured)

15
15
15
15
31
46
59
70
81
91
94
96
99
94
89
85
82
78
70
72
73
75
76
81

ISS Passover

Visibility (miles)

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

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

18
9
9
2
3
1
1
25
42
51
65
70
75
73
70
65
56
49
48
46
55
66
59
63

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.4
0.4
0.3
0.3
0.2
0
0.2
0
0.2
0.4
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
77
81
85
85
84
84
78
75
84
90
91
91
93
91
90
87
87
85
85
80
77
73
73

Pressure (mb)

1013
1012
1011
1011
1011
1011
1010
1010
1009
1008
1008
1007
1006
1005
1005
1005
1005
1006
1006
1007
1007
1007
1008
1008

Ozone (du)

390
385
381
376
372
369
368
364
361
357
358
356
355
354
356
357
359
361
363
365
366
367
368
381

Wednesday 11

Third Quarter 42%

03:35

10:03

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

Sun - Rise: 06:22, Set: 18:00, Transit: 12:12. Moon - Rise: 03:35, Set: 10:03. Civil Dark: 18:34 - 05:48. Nautical Dark: 19:13 - 05:09. Astro Dark: 19:53 - 04:29

Total Clouds (% Sky Obscured)

100
98
93
78
87
88
88
62
44
30
51
67
76
74
76
73
72
73
71
78
85
92
93
94

Low Clouds (% Sky Obscured)

48
49
50
47
34
19
3
12
21
30
43
53
62
61
61
60
56
53
49
52
54
54
60
67

Medium Clouds (% Sky Obscured)

42
39
41
43
26
21
25
19
11
3
1
1
0
14
33
40
28
19
14
25
33
41
30
20

High Clouds (% Sky Obscured)

81
89
91
78
87
85
79
53
26
0
32
63
76
70
41
11
19
31
48
59
70
80
68
57

ISS Passover

Visibility (miles)

9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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
None
None

Precipitation Probability (%)

67
57
47
31
23
15
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
1
10
13

Precipitation Amount (mm)

0.4
0.3
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
9
10
10
9
9
9
9
9
8
8
8
8
8
8
9
9
10
11
12
14
16
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
7
7
6
5
5
4
4
4
3
3
3
4
4
3
4
4
5
5
5
5
5

Relative Humidity (%)

74
74
78
82
88
88
90
90
90
91
93
93
93
93
94
93
93
90
87
82
75
69
64
65

Pressure (mb)

1008
1009
1009
1010
1011
1012
1013
1014
1014
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1018
1017
1017
1016
1016

Ozone (du)

395
409
415
420
426
430
435
439
441
443
445
439
433
426
419
411
404
396
388
381
377
374
371
367

Thursday 12

Waning Crescent 32%

04:18

11:08

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: 06:19, Set: 18:02, Transit: 12:12. Moon - Rise: 04:18, Set: 11:08. Civil Dark: 18:35 - 05:46. Nautical Dark: 19:14 - 05:07. Astro Dark: 19:54 - 04:27

Total Clouds (% Sky Obscured)

94
96
98
99
99
99
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

76
73
64
56
63
68
76
72
71
72
83
92
100
96
93
85

Medium Clouds (% Sky Obscured)

10
19
24
35
31
31
16
29
53
77
84
88
90
90
94
100

High Clouds (% Sky Obscured)

46
65
78
90
92
93
93
95
98
100
93
85
76
84
92
100

ISS Passover

Visibility (miles)

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

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

16
14
12
7
7
5
2
11
25
46
72
86
89
84
75
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.6
0.5
0.4
0.2

Wind Speed/Direction (mph)

19
20
20
20
20
20
21
22
23
24
25
24
24
23
22
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
7
3
2
2
2
2
2
0
0
0
1
2

Dew Point (°C)

5
6
6
5
5
5
5
5
5
5
5
6
6
7
6
6

Relative Humidity (%)

66
67
71
73
78
79
81
84
84
84
85
88
91
95
91
91

Pressure (mb)

1015
1014
1014
1013
1013
1012
1012
1011
1010
1010
1009
1008
1007
1006
1006
1006

Ozone (du)

362
357
355
353
351
356
361
366
371
376
381
384
387
390
395
399

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

Generated: 06/03/26 13:30:46. Forecast: 06/03/26 to 12/03/26. Timezone: UTC+0.00