Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 9

Waning Gibbous 54%

00:04

10:52

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

Sun - Rise: 08:05, Set: 16:14, Transit: 12:10. Moon - Rise: 00:04, Set: 10:52. Civil Dark: 16:53 - 07:26. Nautical Dark: 17:35 - 06:44. Astro Dark: 18:16 - 06:03

Total Clouds (% Sky Obscured)

90
92
94
95
100
100
100
100
100
93
84
77
73
55
50
47
43
28
57
77
71
50
72
23

Low Clouds (% Sky Obscured)

85
72
80
79
68
68
74
76
80
84
74
62
60
55
50
47
43
28
21
30
38
39
60
23

Medium Clouds (% Sky Obscured)

90
92
94
95
100
100
100
100
100
84
31
22
16
7
4
4
4
4
16
23
19
16
9
0

High Clouds (% Sky Obscured)

90
92
94
95
100
100
100
71
65
70
30
17
11
8
4
3
0
0
0
0
0
0
1
8

ISS Passover

Visibility (miles)

5
9
9
7
7
8
3
3
3
3
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
3
3
7
16
15
19
19
16
13
2
0
0
0
0
0
0
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)

17
17
16
15
18
18
17
17
16
15
15
14
14
13
12
11
9
8
6
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
93
89
91
93
93
93
93
93
88
84
80
80
80
77
84
91
92
91
91
87
83
81

Pressure (mb)

996
996
997
998
999
1000
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1011
1012
1013
1014
1015
1016
1016
1017

Ozone (du)

396
401
399
402
400
402
403
392
386
387
388
382
382
379
387
385
388
383
378
375
374
371
367
365

Saturday 10

Third Quarter 44%

01:17

11:04

13 OK
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: 08:04, Set: 16:15, Transit: 12:10. Moon - Rise: 01:17, Set: 11:04. Civil Dark: 16:54 - 07:25. Nautical Dark: 17:36 - 06:43. Astro Dark: 18:17 - 06:03

Total Clouds (% Sky Obscured)

38
84
55
85
91
89
100
100
96
90
85
97
97
93
91
87
93
97
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
51
37
67
72
68
95
95
90
75
70
77
70
62
57
51
71
71
67
65
81
80
83
94

Medium Clouds (% Sky Obscured)

0
8
14
31
33
38
33
29
18
17
58
92
92
90
89
86
81
94
97
89
98
98
100
100

High Clouds (% Sky Obscured)

25
67
35
55
65
65
48
50
61
60
74
76
61
37
50
38
39
45
40
100
100
83
100
100

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
8

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
1
8
6
3
7
4
0
0
0
0
0
0
0
0
0
1
3
12
32
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
0.3

Wind Speed/Direction (mph)

5
4
3
4
3
3
3
3
4
5
6
7
7
7
8
9
10
11
12
13
14
16
16
18

Chance of Frost

Temperature (°C)

2
2
1
1
0
0
1
1
1
1
1
1
0
0
0
0
0
0
1
1
1
2
2
4

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-1
-2
1

Relative Humidity (%)

81
84
86
92
92
92
91
91
89
91
91
92
94
94
92
89
91
88
86
84
83
81
76
82

Pressure (mb)

1017
1018
1018
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1019
1018
1018
1017
1016
1016
1015
1013

Ozone (du)

361
358
352
349
345
341
339
337
333
327
320
318
318
314
313
318
313
312
310
310
311
311
312
313

Sunday 11

Waning Crescent 35%

02:31

11:18

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: 08:04, Set: 16:16, Transit: 12:11. Moon - Rise: 02:31, Set: 11:18. Civil Dark: 16:55 - 07:25. Nautical Dark: 17:38 - 06:43. Astro Dark: 18:18 - 06:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100
100
100
96
100
91

Low Clouds (% Sky Obscured)

86
100
100
100
100
100
100
100
100
97
69
73
66
78
77
82
69
75
70
70
73
62
84
66

Medium Clouds (% Sky Obscured)

100
99
41
98
100
100
100
100
52
29
20
19
41
31
47
33
39
75
53
100
94
70
89
85

High Clouds (% Sky Obscured)

100
100
100
95
100
100
100
100
61
39
73
100
100
100
100
94
100
100
100
99
97
92
82
54

ISS Passover

Visibility (miles)

9
9
9
5
1
0
0
2
0
0
6
9
9
9
9
9
9
9
9
9
9
9
8
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
None
None
None
None
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

Precipitation Probability (%)

64
46
26
7
16
95
95
82
64
95
77
12
6
1
13
4
6
2
5
15
6
30
29
42

Precipitation Amount (mm)

0.4
0
0
0
0
1.5
0.9
0.4
0.2
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
94
96
98
96
96
96
98
96
96
93
90
87
87
85
87
87
88
91
91
90
85
84

Pressure (mb)

1012
1010
1010
1008
1008
1006
1005
1004
1003
1002
1001
1001
1001
1002
1001
1001
1001
1001
1001
1001
1001
1001
1001
1000

Ozone (du)

313
313
308
308
309
310
310
313
318
322
321
322
321
322
320
318
318
318
320
321
324
326
328
330

Monday 12

Waning Crescent 26%

03:44

11:37

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: 08:03, Set: 16:18, Transit: 12:11. Moon - Rise: 03:44, Set: 11:37. Civil Dark: 16:57 - 07:24. Nautical Dark: 17:39 - 06:42. Astro Dark: 18:19 - 06:02

Total Clouds (% Sky Obscured)

83
66
74
75
62
78
82
83
89
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

80
65
74
73
62
61
64
62
63
63
66
66
75
85
88
91
91
90
89
88
90
91
92
94

Medium Clouds (% Sky Obscured)

22
4
0
0
0
4
7
13
66
63
54
68
83
100
83
62
53
65
74
92
94
86
100
100

High Clouds (% Sky Obscured)

31
0
3
6
9
27
30
37
63
80
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

6
9
8
9
9
9
9
9
9
9
9
9
9
6
2
0
4
2
0
0
1
7
4
2

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
Very Light Rain
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

49
35
23
10
1
0
1
0
1
1
0
0
1
2
2
4
14
47
46
55
48
33
33
46

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
17
16
15
13
13
12
12
11
10
9
8
8
9
9
9
10
10
11
12
12
13
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
84
82
84
87
93
95
95
95
96
96
98
98
98
98
98
98
96
98
96
96
96
96

Pressure (mb)

1000
1001
1001
1002
1002
1003
1003
1004
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1003
1003
1003
1002
1002

Ozone (du)

334
335
331
329
325
323
325
322
320
320
321
322
324
325
322
322
322
323
324
325
327
330
333
333

Tuesday 13

Waning Crescent 18%

04:56

12:03

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: 08:02, Set: 16:19, Transit: 12:12. Moon - Rise: 04:56, Set: 12:03. Civil Dark: 16:58 - 07:24. Nautical Dark: 17:40 - 06:41. Astro Dark: 18:20 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
98
96
94
78
62
46
44
42
40
60
80
100
92

Low Clouds (% Sky Obscured)

95
97
97
97
96
93
90
87
85
84
83
86
88
90
75
60
46
44
42
40
43
46
49
47

Medium Clouds (% Sky Obscured)

100
59
100
96
100
100
100
99
99
100
90
74
59
38
30
26
20
35
42
40
45
29
12
14

High Clouds (% Sky Obscured)

100
100
94
87
81
61
44
30
30
30
16
15
14
16
13
14
17
21
19
13
27
41
55
41

ISS Passover

Visibility (miles)

5
9
9
9
9
9
5
9
9
9
9
9
9
9
9
6
3
1
2
4
6
7
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

67
83
82
84
83
79
65
57
53
54
55
75
56
28
32
40
50
62
78
80
63
48
27
20

Precipitation Amount (mm)

0.3
0.5
0.5
0.5
0.5
0.5
0.3
0.2
0
0
0.2
0.4
0.2
0
0
0
0.2
0.3
0.7
0.6
0.3
0
0
0

Wind Speed/Direction (mph)

15
14
14
13
13
13
13
12
12
10
10
12
12
12
11
10
9
9
7
6
6
7
8
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
95
95
96
96
96
95
96
95
94
94
94
96
96
98
96
96
94
94
93
91

Pressure (mb)

1001
1001
1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1002
1003
1003
1004
1004
1005
1005
1006
1007
1008
1008
1008

Ozone (du)

335
337
340
343
344
346
351
354
354
354
354
354
351
349
346
345
343
342
353
364
375
370
364
358

Wednesday 14

Waning Crescent 11%

06:04

12:40

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: 08:01, Set: 16:21, Transit: 12:12. Moon - Rise: 06:04, Set: 12:40. Civil Dark: 16:59 - 07:23. Nautical Dark: 17:42 - 06:41. Astro Dark: 18:22 - 06:01

Total Clouds (% Sky Obscured)

85
77
86
93
100
100
100
99
99
100
100
99
99
99
97
95
93
95
97
99
99
100
100
100

Low Clouds (% Sky Obscured)

45
46
51
53
57
51
49
46
56
66
82
87
91
95
92
90
87
86
86
86
91
95
99
95

Medium Clouds (% Sky Obscured)

20
29
26
26
25
14
7
7
28
46
70
81
83
83
67
45
41
62
82
96
96
95
93
91

High Clouds (% Sky Obscured)

25
2
30
61
95
96
96
97
98
99
100
92
84
76
60
45
32
26
16
4
21
35
40
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
6
8
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
Very Light Rain
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

16
12
16
15
11
13
8
2
4
9
10
33
47
52
44
36
46
70
94
95
89
64
29
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0.4
0.9
1.2
0.7
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1008
1008
1008
1008
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

351
343
336
335
334
333
338
343
347
351
355
359
363
367
371
376
381
386
388
389
391
390
390
390

Thursday 15

Waning Crescent 6%

07:01

No Set

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: 08:00, Set: 16:22, Transit: 12:12. Moon - Rise: 07:01, Set: No Set. Civil Dark: 17:01 - 07:22. Nautical Dark: 17:43 - 06:40. Astro Dark: 18:23 - 06:00

Total Clouds (% Sky Obscured)

100
100
99
99
98
97
96
91
86
86
80
80
75
56
65
80
89

Low Clouds (% Sky Obscured)

91
88
90
85
80
76
69
66
63
69
80
80
75
56
65
80
70

Medium Clouds (% Sky Obscured)

90
90
84
76
71
57
44
18
7
6
10
20
25
30
45
50
50

High Clouds (% Sky Obscured)

50
50
60
60
50
55
50
45
45
50
65
75
75
56
65
80
89

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

53
54
64
76
90
91
95
95
77
62
51
41
31
8
21
30
40

Precipitation Amount (mm)

0
0
0.3
0.4
0.6
0.6
0.7
0.7
0.4
0.3
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
90
91
93
93
93
93
93
94
94
93
93
91
91
91

Pressure (mb)

1004
1004
1004
1004
1004
1004
1003
1003
1003
1003
1002
1002
1002
1001
1001
1001
1001

Ozone (du)

389
388
387
386
384
382
382
382
382
380
377
374
369
365
360
358
357

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

Generated: 09/01/26 13:39:33. Forecast: 09/01/26 to 15/01/26. Timezone: UTC+0.00