Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 22

Waxing Crescent 28%

08:47

00:27

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:59, Set: 17:30, Transit: 12:16. Moon - Rise: 08:47, Set: 00:27. Civil Dark: 18:04 - 06:25. Nautical Dark: 18:43 - 05:46. Astro Dark: 19:22 - 05:07

Total Clouds (% Sky Obscured)

63
72
78
59
74
73
72
83
86
96
100
83
85
84
77
86
68
93
92
100
100
95
100
100

Low Clouds (% Sky Obscured)

54
64
78
57
73
71
71
68
76
72
72
69
84
69
58
85
68
70
75
71
94
59
82
96

Medium Clouds (% Sky Obscured)

31
72
78
38
50
0
1
0
3
3
0
0
0
0
0
0
18
80
86
95
100
95
99
87

High Clouds (% Sky Obscured)

63
72
50
59
57
2
3
21
25
84
97
83
70
84
72
79
51
78
71
100
87
71
59
58

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
5
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
3
3
6
4
0
15
10
20
36
45
50
59

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
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
85
85
87
90
88
77
78
79
82
78
75
75
78
84
84
84
82
85
84
84
87
90
90

Pressure (mb)

1014
1015
1015
1015
1015
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

371
384
399
405
397
387
374
372
373
376
374
371
371
365
362
363
364
362
358
357
357
353
352
351

Monday 23

Waxing Crescent 41%

09:17

01:56

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:57, Set: 17:32, Transit: 12:15. Moon - Rise: 09:17, Set: 01:56. Civil Dark: 18:06 - 06:23. Nautical Dark: 18:45 - 05:44. Astro Dark: 19:24 - 05:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
94
98
100
100
99
88
90
93
87
86
90
82
92
86
91
79
85
75
64

Low Clouds (% Sky Obscured)

100
100
100
100
100
94
95
100
98
97
87
88
92
84
83
87
79
88
80
81
73
75
74
62

Medium Clouds (% Sky Obscured)

87
96
95
82
57
51
79
20
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0

High Clouds (% Sky Obscured)

81
76
72
75
72
66
19
28
52
38
46
41
50
60
63
56
44
33
22
35
20
25
3
11

ISS Passover

Visibility (miles)

9
4
4
9
9
1
8
9
9
9
9
9
2
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
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

Precipitation Probability (%)

68
89
55
20
2
0
0
0
3
1
3
0
1
2
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.8
0.3
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
8
10
11
12
13
14
12
10
8
8
10
10
11
12
11
12
13
13
14
14
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
96
96
96
96
96
95
95
93
95
98
96
96
91
87
90
90
85
78
73
75
76
75
79

Pressure (mb)

1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1014

Ozone (du)

350
347
346
347
349
349
349
347
347
346
346
345
344
345
344
348
351
353
353
355
355
356
357
358

Tuesday 24

First Quarter 53%

10:01

03:19

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 OK
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:55, Set: 17:34, Transit: 12:15. Moon - Rise: 10:01, Set: 03:19. Civil Dark: 18:08 - 06:21. Nautical Dark: 18:47 - 05:42. Astro Dark: 19:25 - 05:03

Total Clouds (% Sky Obscured)

73
61
64
61
59
59
59
56
54
54
51
51
53
54
58
50
44
38
39
51
59
71
57
71

Low Clouds (% Sky Obscured)

72
61
64
61
59
59
59
56
54
54
51
51
53
54
58
50
44
38
38
35
32
29
24
21

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
20
29
20
26

High Clouds (% Sky Obscured)

5
4
5
6
3
2
2
2
2
4
2
3
3
3
4
0
2
1
2
10
18
28
18
14

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
9
9
9
8
8
8
8
9
8
8
8
8
8
8
8
8
9
9
10
10
10
10
10

Relative Humidity (%)

85
93
95
96
95
95
93
95
96
96
95
96
96
96
98
98
93
88
83
79
74
71
74
78

Pressure (mb)

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

Ozone (du)

359
361
361
360
361
362
365
365
363
361
361
360
359
357
354
355
355
355
354
351
352
352
354
359

Wednesday 25

Waxing Gibbous 65%

11:03

04:27

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:53, Set: 17:36, Transit: 12:15. Moon - Rise: 11:03, Set: 04:27. Civil Dark: 18:09 - 06:19. Nautical Dark: 18:48 - 05:40. Astro Dark: 19:27 - 05:01

Total Clouds (% Sky Obscured)

53
64
77
86
90
95
95
79
75
85
87
89
92
94
97
100
98
100
100
98
97
96
93
90

Low Clouds (% Sky Obscured)

19
21
22
26
35
42
58
58
69
73
82
82
82
82
79
60
74
78
80
80
89
92
89
83

Medium Clouds (% Sky Obscured)

14
42
65
66
72
70
49
34
32
54
66
30
22
30
56
100
63
99
99
84
62
34
41
68

High Clouds (% Sky Obscured)

8
22
35
50
67
84
86
57
28
0
0
0
0
0
44
45
0
0
20
31
20
17
27
41

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
7
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
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
1
9
9
7
7
12
7
8
11
15
34
47
57
47
34
27
25
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

8
6
6
7
6
7
8
10
11
12
14
15
15
15
15
16
17
16
16
17
18
17
18
18

Chance of Frost

Temperature (°C)

13
11
10
10
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
11
11
11
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
91
95
95
93
93
93
91
91
95
95
85
87
87
87
87
85
85
84
84
84
84
84
78

Pressure (mb)

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

Ozone (du)

360
363
366
369
372
377
385
392
395
399
406
424
424
412
406
400
396
393
386
380
377
375
370
366

Thursday 26

Waxing Gibbous 76%

12:22

05:17

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:50, Set: 17:38, Transit: 12:15. Moon - Rise: 12:22, Set: 05:17. Civil Dark: 18:11 - 06:17. Nautical Dark: 18:50 - 05:38. Astro Dark: 19:29 - 04:59

Total Clouds (% Sky Obscured)

87
91
96
100
100
100
100
100
100
100
100
100
100
95
89
83
81
80
76
71
66
61
59
57

Low Clouds (% Sky Obscured)

78
84
92
100
100
100
100
100
100
100
100
100
100
85
73
61
66
71
76
71
66
61
59
56

Medium Clouds (% Sky Obscured)

66
72
86
100
100
100
100
100
100
100
100
100
100
90
83
76
77
79
76
66
49
31
19
10

High Clouds (% Sky Obscured)

50
67
82
100
100
100
100
100
100
100
100
100
100
59
39
18
17
20
28
19
10
1
1
0

ISS Passover

Visibility (miles)

9
8
6
4
5
6
3
4
9
1
0
2
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

24
40
51
53
54
58
69
76
94
95
95
95
88
38
34
14
13
15
17
19
22
29
30
28

Precipitation Amount (mm)

0
0
0.2
0.2
0.2
0.2
0.4
0.4
0.7
1
0.8
0.8
0.6
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
9
9
9
9
9
9
9
9
9
9
9
9
10
9
10
10
10
10
10
11
11
11
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
88
91
95
95
95
95
95
96
96
98
96
93
90
91
90
90
85
81
77
74
72
69
76

Pressure (mb)

1010
1010
1010
1009
1009
1008
1007
1006
1005
1004
1003
1002
1002
1001
1006
1006
1006
1007
1007
1008
1009
1009
1010
1011

Ozone (du)

363
362
357
354
351
348
346
346
347
348
348
348
348
348
351
355
358
364
371
377
384
392
400
398

Friday 27

Waxing Gibbous 85%

13:49

05:50

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 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:48, Set: 17:39, Transit: 12:15. Moon - Rise: 13:49, Set: 05:50. Civil Dark: 18:13 - 06:15. Nautical Dark: 18:52 - 05:36. Astro Dark: 19:31 - 04:57

Total Clouds (% Sky Obscured)

56
64
73
81
77
72
67
63
59
55
48
41
34
49
64
79
86
93
95
96
93
95
96
95

Low Clouds (% Sky Obscured)

51
60
70
79
71
65
58
57
48
44
39
34
26
36
46
56
58
60
60
64
69
74
82
92

Medium Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
0
2
4
6
9
10
11
13
8
15
20
25
25
20
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
3
4
8
10
13
31
48
60
55
50
50
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

28
26
17
2
3
5
0
1
0
0
0
0
0
0
0
0
0
0
0
34
51
62
65
74

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
14
13
12
10
9
8
7
6
5
4
3
3
3
5
6
7
8
9
11
11
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
4
4
3
3
2
1
1
0
1
0
-0
-0
-1
-1
0
0
1
1
1
1
1

Relative Humidity (%)

79
87
88
90
91
91
89
89
89
89
88
88
86
85
80
76
72
70
66
64
64
64
64
69

Pressure (mb)

1012
1013
1014
1015
1016
1017
1017
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1019
1018
1018
1017
1016
1014
1013

Ozone (du)

397
396
398
399
401
405
409
412
412
411
411
409
407
405
405
406
406
404
401
399
398
396
395
393

Saturday 28

Waxing Gibbous 92%

15:17

06:13

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 OK
06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 OK

Sun - Rise: 06:46, Set: 17:41, Transit: 12:15. Moon - Rise: 15:17, Set: 06:13. Civil Dark: 18:15 - 06:13. Nautical Dark: 18:53 - 05:34. Astro Dark: 19:32 - 04:55

Total Clouds (% Sky Obscured)

95
91
90
86
78
69
63
70
66
50
40
39
38
42
53
50
43
35
26

Low Clouds (% Sky Obscured)

95
91
89
86
78
69
61
65
66
50
40
39
26
22
22
25
23
23
18

Medium Clouds (% Sky Obscured)

20
14
14
13
9
4
0
0
0
0
6
14
17
14
9
2
2
1
0

High Clouds (% Sky Obscured)

40
37
22
1
3
4
3
2
2
1
1
1
1
2
2
2
2
3
9

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

83
91
94
91
79
65
44
29
19
0
0
0
0
0
0
1
0
0
0

Precipitation Amount (mm)

0.5
0.6
0.6
0.6
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
2
2
3
2
3
3
1
1
2
2
2
1
2
2
2
3
2

Dew Point (°C)

2
2
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2

Relative Humidity (%)

75
80
85
88
93
93
93
94
93
89
89
89
89
89
86
82
78
70
63

Pressure (mb)

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

Ozone (du)

390
388
386
383
381
381
382
382
383
384
384
387
389
391
391
391
391
391
391

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

Generated: 22/02/26 17:40:01. Forecast: 22/02/26 to 28/02/26. Timezone: UTC+0.00