Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 21

Waxing Crescent 8%

09:14

19:41

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:55, Set: 16:28, Transit: 12:11. Moon - Rise: 09:14, Set: 19:41. Civil Dark: 17:06 - 07:16. Nautical Dark: 17:48 - 06:34. Astro Dark: 18:28 - 05:54

Total Clouds (% Sky Obscured)

97
91
83
91
79
92
97
100
100
100
100
100
99
100
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
70
79
64
49
47
88
100
87
99
100
92
79
89
87
90
83
83
75
81
81
83
68
62

Medium Clouds (% Sky Obscured)

3
2
24
24
36
87
93
100
100
100
98
95
98
100
97
96
93
86
96
90
95
94
98
100

High Clouds (% Sky Obscured)

0
0
0
0
1
39
38
28
60
100
75
100
75
100
75
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
4
5
5
9
9
9
7
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
Light Rain
Light Rain
Light Rain
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

39
15
5
1
3
37
45
55
92
95
80
63
54
56
64
46
35
33
27
14
24
25
19
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
12
12
11
13
14
13
14
18
19
20
21
21
20
20
19
19
18
18
18
17
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
87
85
85
81
78
85
90
93
90
91
90
91
90
90
90
88
90
91
90
90
91
91
91

Pressure (mb)

997
997
997
996
996
995
994
993
992
991
990
989
989
989
989
989
989
989
989
989
989
989
989
989

Ozone (du)

354
360
356
351
353
359
366
377
381
380
380
380
376
374
372
370
367
366
367
366
369
368
365
360

Thursday 22

Waxing Crescent 15%

09:25

21:01

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:53, Set: 16:29, Transit: 12:11. Moon - Rise: 09:25, Set: 21:01. Civil Dark: 17:07 - 07:15. Nautical Dark: 17:49 - 06:34. Astro Dark: 18:29 - 05:53

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
100
95
89
97
87
73
78
80
94
75
85
80
82
86
81
67
59

Low Clouds (% Sky Obscured)

63
100
85
84
83
77
65
68
70
80
69
85
71
74
62
82
68
82
80
82
86
81
67
59

Medium Clouds (% Sky Obscured)

100
100
98
97
99
100
52
62
37
29
43
0
0
0
45
88
10
48
25
36
8
2
1
1

High Clouds (% Sky Obscured)

100
98
87
100
65
75
18
34
20
0
40
0
0
0
21
40
10
6
1
0
1
0
0
12

ISS Passover

Visibility (miles)

9
9
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
1
2
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 (%)

31
40
38
39
59
43
17
15
5
5
6
15
20
22
22
9
7
1
1
2
1
1
2
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
15
14
13
14
13
13
13
14
14
15
16
16
18
15
15
14
13
11
11
11
10
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
93
93
93
91
90
90
85
87
88
87
88
87
88
85
87
90
94
93
94
94

Pressure (mb)

990
990
990
990
990
990
990
990
990
990
990
989
989
989
988
989
989
989
989
989
989
989
989
990

Ozone (du)

353
352
353
355
356
356
356
357
357
361
365
366
366
366
367
366
368
370
371
367
370
375
371
367

Friday 23

Waxing Crescent 23%

09:36

22:22

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
21 Bad
22 Bad
23 OK
00 Bad
01 Bad

Sun - Rise: 07:52, Set: 16:31, Transit: 12:12. Moon - Rise: 09:36, Set: 22:22. Civil Dark: 17:09 - 07:14. Nautical Dark: 17:51 - 06:33. Astro Dark: 18:31 - 05:52

Total Clouds (% Sky Obscured)

74
87
90
89
66
75
88
100
100
100
100
98
87
100
92
71
92
100
77
56
44
37
56
70

Low Clouds (% Sky Obscured)

36
83
89
86
60
72
70
85
73
89
87
74
77
70
83
71
55
68
60
51
44
37
48
49

Medium Clouds (% Sky Obscured)

1
2
0
14
30
30
35
96
74
100
100
75
77
100
78
26
81
100
44
8
2
0
10
33

High Clouds (% Sky Obscured)

50
53
30
48
52
57
82
85
100
48
19
1
1
2
11
55
50
49
0
31
1
2
3
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

26
3
0
0
0
2
2
10
39
55
51
42
41
42
35
42
36
20
7
4
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
94
93
93
91
90
88
87
90
93
91
82
81
84
90
91
91
93
93
93
93
93
93

Pressure (mb)

990
990
990
989
989
989
989
989
989
989
989
989
990
990
990
991
991
992
992
993
993
994
994
994

Ozone (du)

367
367
367
365
364
365
366
368
369
372
374
377
379
378
376
376
378
380
382
385
387
391
394
394

Saturday 24

Waxing Crescent 34%

09:47

23:44

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:51, Set: 16:33, Transit: 12:12. Moon - Rise: 09:47, Set: 23:44. Civil Dark: 17:11 - 07:13. Nautical Dark: 17:52 - 06:31. Astro Dark: 18:32 - 05:51

Total Clouds (% Sky Obscured)

80
74
73
72
71
66
66
63
63
67
76
88
89
85
80
73
71
72
75
80
85
91
91
91

Low Clouds (% Sky Obscured)

44
47
53
59
60
65
66
63
63
60
58
57
54
54
50
46
51
56
62
68
74
80
83
84

Medium Clouds (% Sky Obscured)

50
47
44
41
34
26
15
17
19
21
22
25
29
17
9
0
0
1
2
4
6
9
9
11

High Clouds (% Sky Obscured)

5
3
2
0
1
1
1
1
3
4
2
1
0
0
0
0
0
2
2
2
2
2
4
17

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
1
0
0
0
1
1
1
5
4
1
1
6
0
0
0
0
0
1
2
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
94
96
96
96
96
94
88
84
81
79
79
82
88
91
89
88
86
86
88
89
91

Pressure (mb)

995
995
995
996
996
996
997
997
998
998
998
998
998
998
998
999
999
999
999
999
999
1000
1000
1000

Ozone (du)

394
393
392
392
391
391
391
394
397
398
399
399
399
397
400
402
403
404
403
403
401
401
402
403

Sunday 25

Waxing Crescent 45%

09:59

01:11

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:49, Set: 16:35, Transit: 12:12. Moon - Rise: 09:59, Set: 01:11. Civil Dark: 17:12 - 07:12. Nautical Dark: 17:54 - 06:30. Astro Dark: 18:34 - 05:50

Total Clouds (% Sky Obscured)

92
90
88
88
89
90
93
90
93
97
100
100
100
100
100
100
98
98
99
98
97
97
96
95

Low Clouds (% Sky Obscured)

86
86
86
87
88
89
91
81
73
65
77
88
100
100
100
100
85
88
91
92
92
93
87
82

Medium Clouds (% Sky Obscured)

39
66
61
7
2
2
0
18
33
55
52
50
47
41
43
50
63
56
47
36
25
14
23
33

High Clouds (% Sky Obscured)

22
20
12
14
4
2
3
3
4
5
7
10
11
33
55
76
2
2
3
1
1
0
0
0

ISS Passover

Visibility (miles)

9
3
9
5
1
0
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
Very Light Rain
None
Very Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

9
3
11
11
12
9
4
4
3
0
1
2
2
2
2
1
39
44
48
47
54
66
58
49

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
8
8
8
8
9
9
11
12
13
13
12
12
11
11
11
7
7
7
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
93
93
93
86
82
75
72
70
67
68
68
71
75
75
74
74
74
77
79
80
79

Pressure (mb)

1000
1000
1000
1000
1000
1000
1000
1001
1001
1001
1001
1002
1002
1002
1003
1003
1004
1003
1004
1005
1005
1005
1006
1006

Ozone (du)

403
403
403
403
403
404
405
407
408
407
408
409
408
406
404
401
398
396
395
393
396
399
402
408

Monday 26

First Quarter 57%

10:15

No Set

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:48, Set: 16:37, Transit: 12:12. Moon - Rise: 10:15, Set: No Set. Civil Dark: 17:14 - 07:11. Nautical Dark: 17:55 - 06:29. Astro Dark: 18:35 - 05:49

Total Clouds (% Sky Obscured)

94
94
95
96
96
95
96
97
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
84
90
96
94
92
90
93
96
100
99
98
95
96
98
99
99
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

47
38
19
0
3
5
6
3
2
0
13
22
21
26
26
35
50
74
74
74
70
75
65
55

High Clouds (% Sky Obscured)

0
0
0
0
1
1
2
6
10
14
16
22
30
30
35
40
40
35
35
30
30
35
44
64

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
2
3
5
4

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

34
30
23
14
10
8
0
1
1
0
0
0
0
3
6
6
45
67
85
95
95
95
94
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.6
0.7
0.7
0.6
0.6

Wind Speed/Direction (mph)

5
5
5
5
6
6
7
8
10
11
12
12
13
13
14
14
15
15
15
15
16
16
17
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-0
0
0
0
0
-0
-1
-1
-2
-2
-2
-1
-2
-3
-3
-3
-3
-5
-6
-6
-6
-7
-8
-4

Dew Point (°C)

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

Relative Humidity (%)

77
74
73
73
72
73
74
77
74
73
73
74
76
79
79
78
80
84
91
96
94
94
93
93

Pressure (mb)

1007
1007
1007
1007
1007
1007
1008
1008
1007
1007
1007
1006
1005
1004
1003
1002
1001
1000
998
997
995
994
992
991

Ozone (du)

413
419
418
417
416
416
416
416
415
414
412
417
422
426
413
400
387
381
376
370
374
377
380
381

Tuesday 27

Waxing Gibbous 68%

10:38

02:41

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)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 21/01/26 02:39:03. Forecast: 21/01/26 to 27/01/26. Timezone: UTC+0.00