Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 21

Waxing Crescent 8%

09:18

19:45

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:57, Set: 16:32, Transit: 12:15. Moon - Rise: 09:18, Set: 19:45. Civil Dark: 17:10 - 07:19. Nautical Dark: 17:52 - 06:38. Astro Dark: 18:32 - 05:57

Total Clouds (% Sky Obscured)

70
77
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

70
77
97
97
97
85
90
90
100
100
92
100
100
96
100
100
91
90
90
89
86
79
79
84

Medium Clouds (% Sky Obscured)

70
77
100
68
100
100
100
100
42
90
38
31
29
100
98
97
99
99
83
62
100
100
100
39

High Clouds (% Sky Obscured)

4
77
97
45
99
100
72
65
88
93
93
81
99
100
99
100
64
100
98
100
100
100
54
6

ISS Passover

Visibility (miles)

9
6
3
7
9
9
8
7
9
6
9
9
9
9
9
9
9
9
7
8
8
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

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

Precipitation Probability (%)

95
95
95
95
94
94
89
53
50
60
20
29
23
33
39
25
26
40
64
55
65
52
47
45

Precipitation Amount (mm)

3
2.2
1.2
0.8
0.5
0.7
0.6
0
0
0.5
0
0
0
0
0
0
0
0
0.5
0.2
0.5
0
0
0

Wind Speed/Direction (mph)

11
14
18
19
20
20
20
19
18
18
17
17
17
16
15
14
13
12
11
13
12
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
94
94
91
91
93
93
93
91
93
95
93
93
95
95
95
95
95
96
96
96
95
95
95

Pressure (mb)

991
990
988
987
987
986
986
986
986
987
987
987
987
987
987
987
988
988
988
988
988
988
988
989

Ozone (du)

385
386
385
380
376
374
372
369
364
361
359
359
362
361
356
351
345
342
344
349
350
348
349
351

Thursday 22

Waxing Crescent 15%

09:29

21:05

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:56, Set: 16:33, Transit: 12:15. Moon - Rise: 09:29, Set: 21:05. Civil Dark: 17:11 - 07:18. Nautical Dark: 17:53 - 06:37. Astro Dark: 18:33 - 05:56

Total Clouds (% Sky Obscured)

96
96
96
100
89
94
98
100
87
96
97
93
97
100
87
75
55
81
97
87
67
80
99
100

Low Clouds (% Sky Obscured)

94
91
85
100
80
92
97
94
76
74
94
87
93
100
87
67
55
81
97
87
67
70
92
84

Medium Clouds (% Sky Obscured)

33
29
35
31
26
45
46
82
39
63
79
41
55
33
2
1
1
0
0
1
40
45
83
86

High Clouds (% Sky Obscured)

2
0
0
0
0
0
2
24
32
6
30
11
1
0
0
15
6
10
60
65
52
67
95
83

ISS Passover

Visibility (miles)

9
9
9
9
9
8
7
8
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
1
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

42
34
33
37
44
61
94
61
43
22
21
27
19
12
6
4
0
2
4
1
0
0
4
6

Precipitation Amount (mm)

0
0
0
0
0
0.3
1.1
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
88
91
93
93
93
90
93
93
88
90
94
96
96
96
96
98
96
96
94
94
94

Pressure (mb)

989
989
989
988
988
988
987
986
987
987
987
987
988
988
988
988
989
989
989
988
988
988
988
988

Ozone (du)

353
357
359
363
369
370
369
368
368
368
369
365
369
374
371
371
368
368
368
367
366
367
369
370

Friday 23

Waxing Crescent 23%

09:40

22:26

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:55, Set: 16:35, Transit: 12:16. Moon - Rise: 09:40, Set: 22:26. Civil Dark: 17:13 - 07:17. Nautical Dark: 17:55 - 06:35. Astro Dark: 18:35 - 05:55

Total Clouds (% Sky Obscured)

100
100
97
98
100
89
99
100
96
82
76
68
55
50
59
56
45
45
49
49
80
81
88
64

Low Clouds (% Sky Obscured)

75
73
93
81
90
81
99
87
76
80
65
68
55
50
59
56
45
45
49
44
46
50
53
53

Medium Clouds (% Sky Obscured)

96
78
94
95
96
68
73
100
89
47
32
26
13
0
0
0
0
0
17
33
50
37
29
23

High Clouds (% Sky Obscured)

100
60
2
13
60
3
0
34
55
50
45
0
0
0
0
2
5
8
9
10
20
13
12
3

ISS Passover

Visibility (miles)

9
9
1
2
9
9
6
6
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
Light Rain
Light Rain
None
None
None
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
64
81
55
38
50
57
37
22
19
10
5
2
0
2
1
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.4
0.7
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
96
96
94
88
85
91
93
94
94
96
96
94
94
96
96
96
94
96
96
96
98
96

Pressure (mb)

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

Ozone (du)

371
372
373
374
375
377
379
381
384
384
385
388
391
392
394
395
396
394
395
394
393
392
391
392

Saturday 24

Waxing Crescent 34%

09:51

23:49

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:54, Set: 16:37, Transit: 12:16. Moon - Rise: 09:51, Set: 23:49. Civil Dark: 17:15 - 07:16. Nautical Dark: 17:56 - 06:34. Astro Dark: 18:36 - 05:54

Total Clouds (% Sky Obscured)

58
63
73
73
76
70
71
76
79
56
75
73
70
70
69
74
81
88
91
94
96
96
97
96

Low Clouds (% Sky Obscured)

58
63
73
69
60
45
53
61
69
56
71
73
70
70
69
74
81
88
89
90
92
93
95
96

Medium Clouds (% Sky Obscured)

15
8
0
0
0
0
0
0
0
0
0
0
0
1
1
14
10
39
55
60
41
33
42
10

High Clouds (% Sky Obscured)

1
2
1
1
1
1
1
2
2
2
14
42
22
24
1
1
25
25
25
25
25
25
22
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
0
0
0
0
1

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 (%)

1
1
0
0
3
11
2
0
0
0
0
0
0
0
1
1
2
9
5
13
12
13
13
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
10
11
12
12
12
12
11
10
11
10
10
10
10
10
10
10
9
9
10
11
11
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
93
90
88
86
83
88
88
91
94
94
94
94
94
94
94
94
96
98
96
98
98
96

Pressure (mb)

997
997
997
997
997
997
997
998
998
998
999
999
999
999
999
999
999
999
999
999
999
999
999
1000

Ozone (du)

392
392
393
394
396
397
398
401
403
403
405
405
406
405
404
406
406
406
407
408
410
410
411
413

Sunday 25

Waxing Crescent 45%

10:03

01:15

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:52, Set: 16:39, Transit: 12:16. Moon - Rise: 10:03, Set: 01:15. Civil Dark: 17:16 - 07:15. Nautical Dark: 17:58 - 06:33. Astro Dark: 18:38 - 05:53

Total Clouds (% Sky Obscured)

83
68
68
81
93
100
100
100
100
98
96
93
93
95
96
98
99
100
98
96
94
96
98
99

Low Clouds (% Sky Obscured)

83
68
60
74
86
98
98
99
100
88
86
84
87
90
93
95
98
100
96
94
89
92
95
98

Medium Clouds (% Sky Obscured)

4
12
7
26
45
64
64
70
60
37
14
12
25
30
37
45
47
54
54
47
32
10
7
3

High Clouds (% Sky Obscured)

2
1
3
1
1
1
5
10
15
2
2
2
1
1
0
1
2
3
7
12
12
10
8
4

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 (%)

2
1
0
5
7
6
11
14
14
13
13
10
19
21
18
18
16
14
16
20
22
15
10
7

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)

12
13
14
14
14
13
12
12
11
11
8
8
8
7
7
7
6
5
4
5
5
6
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
1
0
0
-0
-1
-1
-1
0
0
0
-0
-0
-1
-0
-1
-1
-1
-1
-1
-1

Relative Humidity (%)

91
86
80
76
75
73
73
75
75
79
79
82
82
82
82
82
80
82
80
79
79
77
77
77

Pressure (mb)

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

Ozone (du)

414
414
413
412
412
411
410
410
411
412
414
415
417
419
420
422
422
422
422
420
419
417
416
415

Monday 26

First Quarter 57%

10:19

02:45

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:51, Set: 16:40, Transit: 12:16. Moon - Rise: 10:19, Set: 02:45. Civil Dark: 17:18 - 07:13. Nautical Dark: 17:59 - 06:32. Astro Dark: 18:39 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
98
98
98

Low Clouds (% Sky Obscured)

99
99
99
94
87
81
91
94
100
100
100
100
100
100
100
99
99
98
98
97
97
98
98
98

Medium Clouds (% Sky Obscured)

3
2
2
23
24
26
26
25
30
35
50
50
70
80
70
80
70
75
78
76
77
78
81
82

High Clouds (% Sky Obscured)

11
14
19
15
25
25
30
30
25
20
30
25
25
25
30
63
83
100
88
74
55
63
66
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
3
0
1
2
3
5
7
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
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

11
9
0
4
4
3
17
25
31
70
95
95
95
95
87
95
95
95
81
47
10
14
14
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.6
1
0.9
0.7
0.4
0.6
0.8
1.2
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
77
77
80
85
88
89
91
91
94
98
98
100
98
98
98
98
96
96
94
93
94
94

Pressure (mb)

1007
1006
1006
1006
1005
1004
1003
1002
1001
1000
998
997
995
994
992
990
990
989
988
988
988
987
988
988

Ozone (du)

413
422
430
438
427
417
406
395
383
371
372
373
374
377
379
381
385
390
394
399
404
409
415
421

Tuesday 27

Waxing Gibbous 68%

10:41

04:15

Sun - Rise: 07:49, Set: 16:42, Transit: 12:16. Moon - Rise: 10:41, Set: 04:15. Civil Dark: 17:20 - 07:12. Nautical Dark: 18:01 - 06:31. Astro Dark: 18:41 - 05:51

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 Nether Heyford, Northamptonshire, United Kingdom (52.22,-1.04)

Generated: 21/01/26 09:11:25. Forecast: 21/01/26 to 27/01/26. Timezone: UTC+0.00