Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 26

Waxing Gibbous 76%

11:03

05:17

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:50, Set: 17:38, Transit: 12:15. Moon - Rise: 11:03, 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)

90
92
94
95
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
69
69
53
64
77
72
78
70
62
70
90
93
94
96
100
95
97
93
100
100
100
100
100

Medium Clouds (% Sky Obscured)

88
92
94
92
100
100
95
94
99
98
99
100
99
100
100
100
95
58
88
100
100
100
98
62

High Clouds (% Sky Obscured)

90
92
90
82
100
100
50
80
100
100
100
100
92
86
100
100
100
100
100
100
100
99
97
81

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
5
9
9
9
9
9
9
9
0
0
0

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

Precipitation Probability (%)

1
4
3
5
12
9
15
13
21
34
43
51
81
82
78
95
95
93
77
61
53
63
65
70

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.6
0.6
0.6
1
0.9
0.7
0.5
0.3
0
0.3
0.4
0.4

Wind Speed/Direction (mph)

14
17
16
18
19
19
19
18
18
16
16
16
16
16
16
16
16
16
15
14
13
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
84
84
87
86
84
83
85
85
87
88
88
91
91
91
90
91
91
93
93
96
96
96
96

Pressure (mb)

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

Ozone (du)

365
364
358
353
349
347
345
344
341
339
338
337
337
337
336
335
334
333
332
333
335
338
340
343

Friday 27

Waxing Gibbous 85%

12:22

05:50

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:48, Set: 17:39, Transit: 12:15. Moon - Rise: 12:22, 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)

100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
89
79
90
90
84
68
90
81
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
95
69
70
88
88
80
70
62
69
76
77
76
62
81
84
68
89
78
100

Medium Clouds (% Sky Obscured)

76
35
22
28
19
27
40
40
50
50
45
55
55
45
45
19
1
40
66
32
49
58
56
60

High Clouds (% Sky Obscured)

96
70
7
34
36
46
52
100
100
100
90
64
100
100
100
60
50
50
18
0
0
0
0
0

ISS Passover

Visibility (miles)

2
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

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

Precipitation Probability (%)

36
64
54
45
14
46
66
81
84
65
60
45
6
15
17
31
30
26
16
19
17
14
13
14

Precipitation Amount (mm)

0
0.3
0.2
0
0
0.2
0.4
0.7
0.7
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
93
93
90
90
90
88
85
84
87
88
90
91
91
88
90
88
90
91
90
90
82

Pressure (mb)

1009
1009
1010
1010
1010
1010
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1015

Ozone (du)

344
347
349
349
349
350
352
352
354
358
360
365
371
381
386
390
392
396
399
401
404
407
407
408

Saturday 28

Waxing Gibbous 92%

13:49

06:13

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

Sun - Rise: 06:46, Set: 17:41, Transit: 12:15. Moon - Rise: 13:49, 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)

84
80
94
61
67
82
46
19
86
70
72
71
63
51
54
60
62
87
98
100
99
99
99
99

Low Clouds (% Sky Obscured)

84
69
60
57
64
59
37
0
31
30
49
71
63
51
54
60
62
50
59
59
64
67
67
77

Medium Clouds (% Sky Obscured)

60
73
74
26
49
18
0
0
21
15
19
21
9
4
0
0
0
16
96
100
99
40
54
44

High Clouds (% Sky Obscured)

0
0
1
3
3
0
0
0
0
2
0
2
0
0
0
3
11
45
27
84
80
70
63
69

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
6
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 (%)

15
10
22
9
20
8
17
3
0
0
9
39
49
32
6
1
0
0
0
0
2
3
4
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
2
2
3
2
2
2
1
2
2
3
3
3
4
4
4
4
4
4
4
5
4
5

Relative Humidity (%)

78
74
69
67
64
62
63
66
67
75
78
85
89
89
91
91
93
94
94
96
96
96
88
90

Pressure (mb)

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

Ozone (du)

410
415
418
420
420
416
415
412
413
414
416
418
416
415
411
405
400
398
394
392
390
390
389
388

Sunday 1

Waxing Gibbous 97%

15:17

06:30

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:44, Set: 17:43, Transit: 12:15. Moon - Rise: 15:17, Set: 06:30. Civil Dark: 18:16 - 06:10. Nautical Dark: 18:55 - 05:32. Astro Dark: 19:34 - 04:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
95
94
92
94
79
65
57
49

Low Clouds (% Sky Obscured)

84
92
87
94
94
88
81
73
74
74
77
79
83
86
79
72
64
56
34
28
25
22
19
19

Medium Clouds (% Sky Obscured)

45
46
48
52
52
96
92
90
92
92
96
87
70
45
61
82
89
83
49
63
77
65
57
41

High Clouds (% Sky Obscured)

86
100
75
45
20
47
75
99
100
100
100
97
94
92
81
44
59
62
61
73
55
35
15
12

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

Precipitation Probability (%)

16
18
31
42
52
48
42
34
35
33
34
33
33
29
23
23
18
9
4
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
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)

13
14
14
15
14
14
13
13
13
13
13
13
13
14
14
14
13
13
13
12
12
12
12
12

Chance of Frost

Temperature (°C)

7
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
7
7
7
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
85
82
81
91
93
95
93
93
95
95
95
95
95
91
90
87
84
88
90
88
87
85
85

Pressure (mb)

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

Ozone (du)

387
386
385
386
386
389
387
386
384
383
384
384
384
383
384
383
384
385
386
385
382
382
384
384

Monday 2

Waxing Gibbous 100%

16:41

06:43

10 Bad
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 Good
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:42, Set: 17:45, Transit: 12:14. Moon - Rise: 16:41, Set: 06:43. Civil Dark: 18:18 - 06:08. Nautical Dark: 18:57 - 05:30. Astro Dark: 19:36 - 04:50

Total Clouds (% Sky Obscured)

45
36
32
24
22
19
14
14
17
11
8
12
20
28
34
39
45
61
77
93
95
98
100
100

Low Clouds (% Sky Obscured)

20
19
18
19
18
19
14
9
7
6
6
2
1
0
11
22
34
39
44
50
46
43
40
47

Medium Clouds (% Sky Obscured)

20
27
32
16
2
0
1
14
17
11
8
12
20
28
34
39
45
59
66
75
75
75
76
59

High Clouds (% Sky Obscured)

19
20
17
6
3
2
13
14
17
5
1
0
2
2
7
12
20
14
10
9
27
38
55
42

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
2
0
0
0
0
0
0
0
0
1
6
11

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)

13
15
15
15
14
14
12
11
9
8
7
6
6
5
5
5
4
4
4
4
3
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
73
73
73
75
76
79
83
90
93
95
91
88
90
87
87
85
87
87
88
91
88
87
84

Pressure (mb)

1014
1014
1013
1013
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019

Ozone (du)

385
385
385
386
386
385
385
387
388
386
387
389
390
390
390
393
395
397
402
408
413
423
433
442

Tuesday 3

Full Moon 100%

18:02

06:54

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
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:40, Set: 17:46, Transit: 12:14. Moon - Rise: 18:02, Set: 06:54. Civil Dark: 18:20 - 06:06. Nautical Dark: 18:59 - 05:27. Astro Dark: 19:38 - 04:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
99
97
96
94
83
78
80
86
87
85
80
77
71
81
91
100
96

Low Clouds (% Sky Obscured)

55
62
66
70
75
76
76
77
82
88
94
83
78
77
84
87
85
80
77
71
81
91
100
93

Medium Clouds (% Sky Obscured)

42
25
24
33
41
37
37
37
19
10
10
12
9
13
15
8
0
0
0
1
1
2
2
2

High Clouds (% Sky Obscured)

28
15
31
52
69
56
30
1
1
0
0
1
1
2
2
2
2
0
0
2
9
20
39
51

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 (%)

22
34
40
41
35
21
13
7
6
8
3
10
14
5
6
4
3
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
5
5
5
4
4
4
4
4
5
5
5
5
5
5
6
6
5
6
6
6

Relative Humidity (%)

80
73
69
68
67
66
65
65
63
68
73
78
82
85
90
90
91
91
90
88
87
87
84
84

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1024
1024
1025

Ozone (du)

442
441
441
429
417
405
402
398
394
393
393
392
390
388
387
386
385
383
382
380
378
376
375
374

Wednesday 4

Waning Gibbous 97%

19:20

07:05

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: 06:37, Set: 17:48, Transit: 12:14. Moon - Rise: 19:20, Set: 07:05. Civil Dark: 18:22 - 06:04. Nautical Dark: 19:00 - 05:25. Astro Dark: 19:40 - 04:46

Total Clouds (% Sky Obscured)

92
88
80
71
63
56
49
42
55
67
81
70
59
51
56
62
74
74
73
74

Low Clouds (% Sky Obscured)

86
80
75
71
63
53
48
41
52
64
74
61
47
35
42
47
52
56
60
53

Medium Clouds (% Sky Obscured)

1
0
7
14
19
13
8
2
6
9
8
3
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

62
75
61
47
37
32
35
42
43
50
58
57
51
35
24
19
14
13
12
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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
86
84
83
81
86
90
93
91
91
90
91
93
93
94
93
94
93
93

Pressure (mb)

1025
1025
1025
1024
1024
1023
1023
1023
1023
1023
1023
1023
1022
1021
1021
1020
1019
1019
1018
1018

Ozone (du)

373
372
371
369
367
366
365
364
363
362
362
361
362
362
363
363
363
364
365
366

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

Generated: 26/02/26 10:19:22. Forecast: 26/02/26 to 04/03/26. Timezone: UTC+0.00