Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 25

Waxing Crescent 57%

10:15

01:11

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
20 Bad

Sun - Rise: 07:48, Set: 16:37, Transit: 12:12. Moon - Rise: 10:15, Set: 01:11. Civil Dark: 17:14 - 07:11. Nautical Dark: 17:55 - 06:29. Astro Dark: 18:35 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
97
100
100
100
98
100
93
91
88
100
96
100
100
100
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
96
97
100
100
100
98
100
93
91
88
82
92
88
90
84
70
82
100
87
100
72
61

Medium Clouds (% Sky Obscured)

31
0
0
0
0
0
0
0
0
0
0
0
29
13
28
98
65
37
50
36
43
43
100
99

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
2
2
67
32
100
100
96
78
70
85
100
100
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
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
4
2
5
5
4
4
3
0
0
0
0
0
0
0
0
0
1
5
12
11
14

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
2
2
2
2
3

Relative Humidity (%)

80
80
82
83
85
86
88
89
91
93
91
89
88
83
82
79
78
79
80
80
78
79
82
86

Pressure (mb)

998
999
1000
1000
1000
1001
1001
1001
1001
1001
1002
1003
1002
1003
1002
1002
1001
1001
1001
1000
1000
999
999
999

Ozone (du)

443
442
446
456
460
462
466
462
460
454
453
449
444
448
453
449
439
425
410
399
390
386
383
379

Monday 26

First Quarter 68%

10:38

02:41

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 OK
20 Bad

Sun - Rise: 07:47, Set: 16:38, Transit: 12:13. Moon - Rise: 10:38, Set: 02:41. Civil Dark: 17:16 - 07:09. Nautical Dark: 17:57 - 06:28. Astro Dark: 18:37 - 05:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
46
41
52

Low Clouds (% Sky Obscured)

71
82
77
89
80
79
85
100
100
92
100
90
90
90
89
98
83
57
61
80
63
40
41
49

Medium Clouds (% Sky Obscured)

83
100
100
100
100
100
100
100
100
97
100
100
100
100
100
100
100
100
82
100
87
40
2
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
17
5
25

ISS Passover

Visibility (miles)

9
9
9
9
9
6
9
5
5
3
6
5
9
4
9
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

15
27
10
9
35
41
82
95
95
95
95
95
95
95
78
46
22
1
1
2
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
1.2
1.5
0.9
1
1
1.2
0.4
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
16
17
18
20
22
22
23
25
26
25
23
21
20
17
13
13
13
11
10
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
4
4
4
4
4
4
5
5
4
4
4
5
5
5
5
4
5
5
5
5
4

Relative Humidity (%)

88
86
88
88
88
86
88
88
90
91
91
91
91
93
93
94
90
84
79
81
84
84
85
88

Pressure (mb)

998
997
996
995
993
992
990
988
987
986
985
984
984
983
983
983
983
983
983
984
984
985
987
987

Ozone (du)

376
373
373
368
369
365
364
361
360
360
360
359
359
360
362
361
359
359
362
366
370
379
385
393

Tuesday 27

Waxing Gibbous 79%

11:11

04:10

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

Sun - Rise: 07:45, Set: 16:40, Transit: 12:13. Moon - Rise: 11:11, Set: 04:10. Civil Dark: 17:17 - 07:08. Nautical Dark: 17:59 - 06:27. Astro Dark: 18:38 - 05:47

Total Clouds (% Sky Obscured)

39
47
45
55
49
44
50
32
46
43
28
25
26
23
27
32
25
31
34
52
50
51
42
30

Low Clouds (% Sky Obscured)

39
47
45
55
49
44
50
32
46
43
28
25
26
23
27
32
8
15
28
52
50
40
21
0

Medium Clouds (% Sky Obscured)

0
0
0
2
0
0
0
0
6
0
0
0
2
0
0
4
6
8
9
22
15
14
21
18

High Clouds (% Sky Obscured)

0
0
0
0
0
0
18
2
2
0
2
1
2
2
0
0
0
0
0
0
0
0
0
0

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
88
89
91
91
91
91
91
91
93
93
91
93
88
82
77
75
77
81
87
90
91
93
93

Pressure (mb)

988
989
990
990
991
992
992
993
993
993
993
994
994
994
995
995
995
995
995
995
995
995
995
996

Ozone (du)

401
408
416
432
446
450
456
461
461
464
471
476
481
480
478
477
471
472
471
470
470
469
471
474

Wednesday 28

Waxing Gibbous 75%

12:01

05:32

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
20 Bad

Sun - Rise: 07:44, Set: 16:42, Transit: 12:13. Moon - Rise: 12:01, Set: 05:32. Civil Dark: 17:19 - 07:07. Nautical Dark: 18:00 - 06:26. Astro Dark: 18:40 - 05:46

Total Clouds (% Sky Obscured)

43
59
75
75
70
70
65
76
96
100
99
99
100
100
100
100
100
100
99
98
98
95
92
90

Low Clouds (% Sky Obscured)

7
14
22
27
34
42
56
76
96
97
93
90
94
97
100
100
100
99
95
92
89
87
84
83

Medium Clouds (% Sky Obscured)

29
39
50
55
60
60
60
60
60
53
51
49
36
27
19
29
43
62
54
51
45
32
73
31

High Clouds (% Sky Obscured)

20
40
60
70
70
70
57
28
0
0
0
0
0
4
5
14
21
8
5
15
20
20
20
9

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

Precipitation Probability (%)

0
1
0
0
1
1
18
30
46
59
64
62
50
34
8
7
4
3
28
41
52
49
39
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
2
2
2
2
2
2
2
2
3
2
2
2
2
1
2
2
1
2
3
3
2
2
2

Relative Humidity (%)

93
93
93
94
96
94
94
98
98
94
89
86
82
79
76
76
74
72
79
82
83
82
83
82

Pressure (mb)

996
996
996
996
995
995
995
995
995
995
995
995
995
994
994
994
993
993
993
992
992
992
991
991

Ozone (du)

478
479
478
475
475
474
471
467
467
470
469
466
461
450
433
413
393
373
369
364
362
364
364
367

Thursday 29

Waxing Gibbous 88%

13:12

06:36

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
20 Bad

Sun - Rise: 07:42, Set: 16:44, Transit: 12:13. Moon - Rise: 13:12, Set: 06:36. Civil Dark: 17:21 - 07:05. Nautical Dark: 18:02 - 06:24. Astro Dark: 18:41 - 05:45

Total Clouds (% Sky Obscured)

85
82
80
85
92
100
100
100
100
100
100
100
98
96
94
96
98
100
95
86
81
76
68
53

Low Clouds (% Sky Obscured)

81
78
77
78
80
80
86
93
95
91
87
82
85
86
86
77
67
58
59
61
63
57
51
45

Medium Clouds (% Sky Obscured)

13
41
3
21
45
62
58
96
100
100
100
100
91
82
69
77
88
99
73
43
9
6
5
2

High Clouds (% Sky Obscured)

3
5
7
31
54
81
100
100
100
100
93
73
66
61
39
51
66
85
60
32
0
0
0
0

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

Precipitation Probability (%)

12
7
0
1
1
0
21
36
51
67
78
91
84
73
57
82
66
47
35
24
16
12
11
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.4
0.5
0.5
0.4
0.3
0.6
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
75
75
72
79
76
75
79
80
83
85
85
85
88
90
88
90
90
90
90
93
93
94
94

Pressure (mb)

991
991
991
991
991
991
991
990
990
989
989
990
990
990
990
990
990
990
990
990
990
990
991
991

Ozone (du)

370
375
375
373
371
370
371
371
372
375
381
385
387
389
391
391
392
392
392
395
398
401
402
403

Friday 30

Waxing Gibbous 95%

14:39

07:20

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
20 Bad

Sun - Rise: 07:41, Set: 16:46, Transit: 12:13. Moon - Rise: 14:39, Set: 07:20. Civil Dark: 17:22 - 07:04. Nautical Dark: 18:03 - 06:23. Astro Dark: 18:43 - 05:43

Total Clouds (% Sky Obscured)

50
54
58
74
87
100
97
94
91
87
82
78
84
90
95
93
90
81
84
90
96
91
88
83

Low Clouds (% Sky Obscured)

40
41
36
37
37
41
60
71
83
80
78
77
75
75
77
81
85
81
84
85
82
81
79
76

Medium Clouds (% Sky Obscured)

1
1
0
14
28
40
42
46
50
34
19
1
6
11
16
47
69
81
74
59
35
50
60
55

High Clouds (% Sky Obscured)

5
8
13
31
53
76
69
56
36
23
14
6
26
47
67
55
46
36
29
25
20
30
35
40

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 (%)

14
10
4
10
13
13
16
17
18
18
15
5
4
3
0
1
1
0
1
1
1
4
9
13

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
0
1
0
0
-0
0
0
0
1
1
1
1
2
6
5
5
5
5
5
1
1

Dew Point (°C)

5
4
4
4
4
3
3
3
3
3
3
3
3
3
4
4
4
4
5
5
5
5
4
4

Relative Humidity (%)

96
94
94
96
96
94
93
93
94
94
93
93
93
86
82
78
78
78
81
84
88
91
90
90

Pressure (mb)

991
992
992
992
992
993
993
993
994
994
995
996
996
997
997
998
998
998
998
999
999
1000
1000
1001

Ozone (du)

404
405
407
408
409
410
412
413
414
415
417
419
422
423
424
425
426
426
427
429
431
433
435
437

Saturday 31

Waxing Gibbous 99%

16:10

07:49

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: 07:39, Set: 16:48, Transit: 12:13. Moon - Rise: 16:10, Set: 07:49. Civil Dark: 17:24 - 07:02. Nautical Dark: 18:05 - 06:22. Astro Dark: 18:45 - 05:42

Total Clouds (% Sky Obscured)

76
72
69
79
90
100
100
100
100
100
100
100
100
100
100
93
87
76
82
89
95

Low Clouds (% Sky Obscured)

55
34
9
18
27
36
48
61
73
67
62
58
74
87
100
82
63
50
54
60
65

Medium Clouds (% Sky Obscured)

54
56
68
76
80
86
90
93
100
94
85
75
67
61
54
58
62
61
62
70
80

High Clouds (% Sky Obscured)

50
66
69
79
83
86
76
71
70
66
72
64
47
35
23
19
18
21
29
38
45

ISS Passover

Visibility (miles)

9
8
7
6
7
8
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

Precipitation Type

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

Precipitation Probability (%)

27
38
44
41
39
38
40
39
31
26
26
26
42
51
57
57
49
33
44
53
59

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
89
91
91
93
93
93
93
93
93
91
93
93
93
93
91
91
91
91
93

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003

Ozone (du)

439
440
441
441
440
438
436
443
450
457
463
469
475
468
461
455
447
440
432
430
427

Forecast for Bourn, Cambridgeshire, United Kingdom (52.20,-0.05)

Generated: 25/01/26 21:23:18. Forecast: 25/01/26 to 31/01/26. Timezone: UTC+0.00