Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 6

Waning Gibbous 87%

21:52

07:28

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:33, Set: 17:53, Transit: 12:13. Moon - Rise: 21:52, Set: 07:28. Civil Dark: 18:27 - 06:00. Nautical Dark: 19:06 - 05:21. Astro Dark: 19:45 - 04:41

Total Clouds (% Sky Obscured)

100
99
98
97
100
100
98
98
99
97
97
95
100
96
100
100
100
97
97
100
97
98
97
100

Low Clouds (% Sky Obscured)

88
93
92
97
100
100
97
96
98
94
93
89
100
94
100
100
97
93
88
92
81
89
87
65

Medium Clouds (% Sky Obscured)

95
92
87
88
69
49
46
28
22
16
15
21
35
30
25
28
35
30
29
28
28
27
85
97

High Clouds (% Sky Obscured)

4
1
1
0
2
0
0
0
0
0
0
0
3
3
2
22
4
6
7
9
33
20
81
100

ISS Passover

Visibility (miles)

8
9
9
7
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

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 (%)

65
58
25
23
10
1
0
0
0
0
0
0
0
0
0
1
1
1
1
2
1
0
0
0

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
96
96
96
96
96
96
96
94
96
94
93
91
90
87
85
82
81
81
82
85
87

Pressure (mb)

1025
1026
1026
1026
1027
1027
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1026
1026
1025
1025
1025
1025
1025

Ozone (du)

375
371
367
365
364
364
364
364
366
370
372
371
370
370
370
369
370
375
380
379
377
378
377
377

Saturday 7

Waning Gibbous 79%

23:07

07:44

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:31, Set: 17:55, Transit: 12:13. Moon - Rise: 23:07, Set: 07:44. Civil Dark: 18:28 - 05:57. Nautical Dark: 19:07 - 05:19. Astro Dark: 19:47 - 04:39

Total Clouds (% Sky Obscured)

94
95
98
96
98
99
98
97
98
98
99
100
100
99
92
82
74
73
82
57
65
77
78
65

Low Clouds (% Sky Obscured)

56
85
93
91
98
99
98
97
98
98
99
100
100
97
85
81
72
71
82
54
63
77
78
63

Medium Clouds (% Sky Obscured)

68
83
87
76
79
33
25
33
45
38
51
62
25
13
9
1
0
0
0
0
0
2
3
3

High Clouds (% Sky Obscured)

85
70
75
18
9
43
16
8
5
5
3
2
2
2
2
3
3
6
6
3
2
2
2
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
2
7
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
7
20
100
100
100
100
100
100
100
100
100
100
1
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
3
4
3
8
7
3
2
1
1
1
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
6
5
4
5
5
5
6
6
6
8
8
9
9
9
8
8
8
7
7
6
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
93
94
94
94
94
94
96
98
98
96
91
91
88
85
81
81
79
79
79
81
81
80

Pressure (mb)

1025
1026
1026
1025
1025
1025
1025
1024
1024
1024
1023
1024
1024
1024
1024
1023
1023
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

377
376
376
376
375
375
375
374
375
375
376
375
374
373
373
373
371
369
365
363
362
360
360
358

Sunday 8

Waning Gibbous 71%

00:23

08:04

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:28, Set: 17:57, Transit: 12:13. Moon - Rise: 00:23, Set: 08:04. Civil Dark: 18:30 - 05:55. Nautical Dark: 19:09 - 05:16. Astro Dark: 19:49 - 04:37

Total Clouds (% Sky Obscured)

71
83
98
95
91
88
92
89
95
100
100
100
100
98
95
100
100
76
70
68
72
70
52
45

Low Clouds (% Sky Obscured)

71
83
97
95
91
88
92
89
95
100
100
100
100
97
92
100
100
75
62
59
64
65
48
42

Medium Clouds (% Sky Obscured)

3
3
11
10
15
19
16
12
13
14
9
4
5
4
4
20
49
29
29
5
2
1
1
2

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
1
1
5
5
3
1
0
0
0
0
0
0
21
20
13
7

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
100
100
100
100
100
100
100
100
100
100
100
100
100
62
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
18
19
9
7
11
29
37
45
32
11
16
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
91
94
93
93
93
93
93
91
90
90
91
88
88
88
87
81
74
75
83
87
90
95

Pressure (mb)

1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1020
1019
1019
1019
1018
1017
1017
1017
1018
1018

Ozone (du)

356
355
354
353
354
356
358
360
362
364
367
370
373
375
378
382
385
387
387
387
387
387
389
392

Monday 9

Waning Gibbous 61%

01:35

08:32

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:26, Set: 17:59, Transit: 12:12. Moon - Rise: 01:35, Set: 08:32. Civil Dark: 18:32 - 05:53. Nautical Dark: 19:11 - 05:14. Astro Dark: 19:51 - 04:34

Total Clouds (% Sky Obscured)

38
54
58
55
52
67
80
64
63
63
72
75
87
93
96
93
100
99
82
80
76
73
86
91

Low Clouds (% Sky Obscured)

30
42
58
55
45
59
71
56
61
63
72
75
87
88
81
72
77
78
59
54
52
47
48
50

Medium Clouds (% Sky Obscured)

2
1
1
1
3
9
11
8
5
1
0
1
3
0
0
0
9
21
32
29
26
17
14
14

High Clouds (% Sky Obscured)

2
6
3
8
0
0
0
0
1
0
1
1
4
37
56
79
98
95
52
42
31
23
56
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
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 (%)

2
0
0
0
2
1
1
1
0
0
1
3
6
9
12
6
3
0
0
1
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
5
6
5
4
4
5
5
5
5
5
5
7
8
9
11
11
11
12
12
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
91
90
93
93
91
94
96
94
96
93
87
82
80
73
70
67
64
70
73
78
84

Pressure (mb)

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

Ozone (du)

388
385
384
382
381
379
375
374
377
383
387
391
398
401
403
405
405
405
405
404
400
395
391
386

Tuesday 10

Waning Gibbous 52%

02:40

09:11

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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:24, Set: 18:00, Transit: 12:12. Moon - Rise: 02:40, Set: 09:11. Civil Dark: 18:34 - 05:51. Nautical Dark: 19:13 - 05:12. Astro Dark: 19:53 - 04:32

Total Clouds (% Sky Obscured)

99
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

53
52
55
53
58
64
71
77
79
81
85
88
93
93
93
94
96
98
100
86
72
57
72
86

Medium Clouds (% Sky Obscured)

11
23
65
91
100
100
100
100
100
100
100
100
100
99
98
93
95
96
98
91
87
79
68
58

High Clouds (% Sky Obscured)

99
98
100
100
99
100
100
100
100
100
100
100
100
100
82
90
90
90
88
88
85
80
73
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
5
4
4
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
4
20
41
64
75
87
95
85
87
94
95
95
73
62
49
34
23
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.4
0.5
0.8
0.5
0.5
0.7
1.2
0.7
0.4
0.3
0.2
0
0
0

Wind Speed/Direction (mph)

12
12
12
13
13
14
15
16
16
17
17
17
17
17
14
14
14
13
11
10
8
7
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
2
2
2
2
2
2
2
2
2
3
3
5
5
5
5
5
5
6
7
7
5

Dew Point (°C)

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

Relative Humidity (%)

88
90
91
90
88
84
82
81
74
84
93
95
93
96
90
78
71
71
71
71
73
77
82
85

Pressure (mb)

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

Ozone (du)

383
378
375
372
370
367
365
360
358
356
357
355
352
353
352
347
349
350
352
353
358
362
366
379

Wednesday 11

Third Quarter 42%

03:35

10:03

20 Bad
21 Bad
22 Bad
23 Good
00 OK
01 OK
02 OK
03 OK
04 OK
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

Sun - Rise: 06:22, Set: 18:02, Transit: 12:12. Moon - Rise: 03:35, Set: 10:03. Civil Dark: 18:35 - 05:48. Nautical Dark: 19:14 - 05:09. Astro Dark: 19:54 - 04:29

Total Clouds (% Sky Obscured)

100
69
39
8
18
28
38
39
39
35
38
36
35
36
42
57
70
76
78
80
84
85
88
93

Low Clouds (% Sky Obscured)

100
68
36
4
15
27
36
37
39
35
38
36
35
36
42
57
67
69
71
73
74
75
81
88

Medium Clouds (% Sky Obscured)

50
34
18
2
1
1
0
0
0
0
0
0
0
0
0
0
12
27
44
32
18
0
18
29

High Clouds (% Sky Obscured)

81
64
39
8
18
7
0
0
0
0
0
0
0
0
0
1
28
56
78
80
72
64
75
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 (%)

3
8
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
0
6
10

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
4
3
3
2
2
3
3
3
3
4
5
7
8
11
13
15
16
17
18
18
18
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
5
4
4
3
3
3
2
3
4
4
4
3
3
3
4
4
5
5
5
5

Relative Humidity (%)

87
90
91
94
96
96
96
96
94
96
96
91
88
85
77
69
62
63
65
66
72
77
82
85

Pressure (mb)

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

Ozone (du)

392
406
411
416
422
416
411
405
400
394
389
386
383
379
376
373
369
366
362
358
356
354
352
353

Thursday 12

Waning Crescent 32%

04:18

11:08

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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:19, Set: 18:04, Transit: 12:12. Moon - Rise: 04:18, Set: 11:08. Civil Dark: 18:37 - 05:46. Nautical Dark: 19:16 - 05:07. Astro Dark: 19:56 - 04:27

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

94
96
97
94
91
89
91
90
85
83
82
81
80
76
69
58
52
52
51
38
25
26

Medium Clouds (% Sky Obscured)

43
29
20
20
21
26
32
33
27
24
46
66
93
95
93
90
91
95
100
100
100
100

High Clouds (% Sky Obscured)

90
93
96
100
99
99
99
99
100
100
100
100
100
95
91
91
96
98
100
92
84
77

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

5
52
56
56
78
95
95
95
90
64
49
36
26
61
90
95
95
95
95
94
63
16

Precipitation Amount (mm)

0
0
0
0.2
0.4
0.7
1.1
0.8
0.6
0.3
0
0
0
0.2
0.6
1
1.1
1.1
1.1
0.7
0.3
0

Wind Speed/Direction (mph)

18
19
19
19
19
18
18
18
16
14
13
14
15
16
16
16
17
14
12
12
10
9

Chance of Frost

Temperature (°C)

8
8
8
8
7
7
7
7
6
6
6
6
7
7
7
7
8
7
7
6
6
6

Feels Like (°C)

3
3
3
3
2
2
2
2
0
0
-1
-0
-0
-0
0
0
0
1
1
2
2
1

Dew Point (°C)

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

Relative Humidity (%)

87
88
87
87
87
87
87
88
85
83
80
83
85
87
90
91
94
94
96
94
94
94

Pressure (mb)

1008
1007
1006
1005
1004
1003
1002
1000
1000
1000
999
999
999
998
998
997
997
997
997
997
997
997

Ozone (du)

353
354
358
361
365
366
368
369
370
370
370
374
377
380
386
392
398
407
415
424
427
430

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

Generated: 06/03/26 20:40:09. Forecast: 06/03/26 to 12/03/26. Timezone: UTC+0.00