Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

Waning Crescent 27%

03:56

10:53

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
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: 07:51, Set: 16:33, Transit: 12:13. Moon - Rise: 03:56, Set: 10:53. Civil Dark: 17:11 - 07:14. Nautical Dark: 17:52 - 06:32. Astro Dark: 18:32 - 05:52

Total Clouds (% Sky Obscured)

89
92
94
100
100
83
64
55
54
100
39
89
100
100
100
100
100
100
100
100
100
98
100
100

Low Clouds (% Sky Obscured)

52
63
73
83
55
68
58
55
54
36
0
0
0
0
0
0
87
99
86
96
100
94
100
89

Medium Clouds (% Sky Obscured)

89
85
91
100
53
66
26
0
2
16
39
35
67
66
78
94
100
100
100
100
100
53
44
34

High Clouds (% Sky Obscured)

89
92
94
35
0
0
0
0
7
97
39
59
97
100
100
100
100
100
100
100
100
78
100
100

ISS Passover

Visibility (miles)

9
9
9
3
9
9
9
9
9
9
9
9
9
9
9
9
9
4
4
4
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

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

Precipitation Probability (%)

70
69
81
95
54
44
6
0
0
0
0
0
0
0
0
11
83
95
95
95
95
95
30
12

Precipitation Amount (mm)

0.4
0.2
0.4
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1
0.9
1.4
1
0.6
0
0

Wind Speed/Direction (mph)

10
13
13
21
21
22
22
21
18
17
13
11
12
12
11
13
14
19
23
26
29
30
30
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
3
3
5
4
4
4
3
3
2
2
2
1
1
1
1
2
3
5
5
7
7
7
8

Relative Humidity (%)

86
85
83
90
79
79
79
76
82
82
83
88
88
85
83
82
83
88
90
87
87
85
85
85

Pressure (mb)

1002
1001
999
997
996
996
997
999
1000
1002
1002
1002
1003
1002
1002
1000
999
996
994
991
989
988
988
988

Ozone (du)

332
357
379
398
420
413
393
384
372
364
362
361
359
360
361
355
351
345
338
336
332
328
330
333

Friday 24

Waning Crescent 19%

05:11

11:15

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: 07:50, Set: 16:35, Transit: 12:13. Moon - Rise: 05:11, Set: 11:15. Civil Dark: 17:12 - 07:13. Nautical Dark: 17:54 - 06:31. Astro Dark: 18:34 - 05:51

Total Clouds (% Sky Obscured)

71
42
55
100
92
99
49
45
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

59
25
24
34
43
8
0
0
0
0
0
0
0
0
0
6
29
94
94
90
95
94
19
0

Medium Clouds (% Sky Obscured)

70
37
55
100
73
96
49
45
100
94
100
86
100
100
100
100
100
100
92
99
100
100
100
100

High Clouds (% Sky Obscured)

60
6
55
85
32
50
5
8
91
92
87
100
100
100
100
100
100
100
98
45
33
30
89
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
Very Light Rain
None
None
None
None

Precipitation Probability (%)

3
2
0
0
0
0
0
0
0
3
0
0
0
0
0
2
3
14
36
51
45
38
16
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

23
23
25
25
24
21
19
16
14
13
12
11
9
9
8
6
5
4
5
4
5
6
5
6

Chance of Frost

Temperature (°C)

11
11
11
10
9
9
8
7
6
6
5
5
5
5
5
4
4
3
3
3
4
4
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
73
71
72
72
69
68
65
65
67
71
73
78
79
80
80
82
82
80
82
83
85
88
88

Pressure (mb)

989
990
991
992
993
994
996
997
998
999
1000
1000
1000
1001
1001
1001
1001
1000
1000
1000
1001
1001
1002
1003

Ozone (du)

337
341
345
342
339
338
335
337
337
340
342
345
348
348
348
351
350
350
356
366
369
374
382
386

Saturday 25

Waning Crescent 11%

06:18

11:47

10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 Bad
17 Bad
18 Bad
19 OK
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: 07:49, Set: 16:36, Transit: 12:13. Moon - Rise: 06:18, Set: 11:47. Civil Dark: 17:14 - 07:11. Nautical Dark: 17:55 - 06:30. Astro Dark: 18:35 - 05:50

Total Clouds (% Sky Obscured)

100
100
100
100
31
15
35
35
24
25
35
91
89
64
77
100
81
75
72
59
75
83
86
84

Low Clouds (% Sky Obscured)

0
0
10
31
19
10
15
15
14
12
15
15
11
1
9
43
81
68
69
59
65
61
54
54

Medium Clouds (% Sky Obscured)

100
100
68
100
31
15
35
0
0
0
0
26
29
27
26
24
25
25
9
0
15
30
50
52

High Clouds (% Sky Obscured)

100
100
42
5
31
0
0
0
0
0
0
25
61
55
55
50
55
0
0
14
31
55
72
79

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
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

5
2
5
39
15
15
48
53
29
3
0
0
0
1
5
15
50
80
15
9
5
4
3
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
80
78
80
85
82
80
83
89
88
88
88
83
86
94
86
82
88
93
94
94
93
93
89

Pressure (mb)

1003
1004
1005
1005
1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1006
1006
1005
1005
1005

Ozone (du)

391
395
397
405
406
402
402
408
417
417
413
414
415
411
409
410
409
414
411
404
405
408
407
397

Sunday 26

Waning Crescent 11%

07:12

12:35

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: 07:47, Set: 16:38, Transit: 12:13. Moon - Rise: 07:12, Set: 12:35. Civil Dark: 17:16 - 07:10. Nautical Dark: 17:57 - 06:29. Astro Dark: 18:37 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
95
91
88
92
97
100
100
95
100
62
77
65
68
74
81
74
70
68
55

Low Clouds (% Sky Obscured)

54
59
67
90
90
83
79
72
74
75
80
86
92
97
62
60
41
56
69
80
74
70
68
54

Medium Clouds (% Sky Obscured)

55
67
100
100
100
87
75
65
77
88
100
100
54
45
31
19
53
52
46
45
45
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
73
45
18
48
74
100
80
80
100
52
46
25
30
30
25
25
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
9
9
9
9
5
5
7
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
Very Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

1
1
4
11
22
39
54
72
84
60
39
59
58
81
95
95
83
68
60
91
61
23
6
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
12
15
16
17
18
19
20
21
21
20
19
17
17
18
17
19
22
23
23
25
29
31
30

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
83
84
85
79
81
82
82
84
88
94
93
90
90
88
90
85
87
88
91
90
88
80
77

Pressure (mb)

1004
1002
1001
999
998
996
995
993
992
991
989
988
986
984
983
982
981
980
979
977
976
974
973
973

Ozone (du)

394
401
394
393
392
384
357
348
343
350
355
355
354
354
356
348
342
343
346
347
340
346
355
361

Monday 27

Waning Crescent 5%

07:50

13:40

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: 07:46, Set: 16:40, Transit: 12:14. Moon - Rise: 07:50, Set: 13:40. Civil Dark: 17:17 - 07:09. Nautical Dark: 17:59 - 06:28. Astro Dark: 18:38 - 05:48

Total Clouds (% Sky Obscured)

62
63
62
63
63
66
69
71
80
70
100
95
90
85
90
95
99
98
97
96
94
90
87
90

Low Clouds (% Sky Obscured)

60
54
57
57
54
57
60
66
70
66
70
77
74
71
74
76
79
71
64
56
63
69
76
82

Medium Clouds (% Sky Obscured)

0
0
2
40
45
45
45
35
53
46
98
88
62
52
57
55
46
48
62
71
62
48
28
26

High Clouds (% Sky Obscured)

0
15
15
25
30
20
20
20
29
29
76
63
29
27
45
63
80
67
54
46
39
27
17
12

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
10
37
29
17
32
21
9
40
72
45
68
73
57
34
55
59
56
35
20
14
22

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

28
25
22
19
18
16
16
18
19
18
18
20
21
21
20
19
18
18
15
13
13
14
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
79
78
75
77
85
87
84
91
88
85
85
91
88
84
84
87
87
87
90
90
86
83
84

Pressure (mb)

975
976
976
976
975
975
976
976
977
978
978
977
977
976
976
976
977
977
977
978
979
981
982
984

Ozone (du)

358
355
358
361
369
376
379
382
383
385
386
386
382
387
391
394
398
401
400
399
398
399
399
400

Tuesday 28

Waning Crescent 2%

08:17

15:01

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
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: 07:44, Set: 16:42, Transit: 12:14. Moon - Rise: 08:17, Set: 15:01. Civil Dark: 17:19 - 07:07. Nautical Dark: 18:00 - 06:26. Astro Dark: 18:40 - 05:47

Total Clouds (% Sky Obscured)

93
96
85
75
65
55
43
32
39
47
57
44
32
33
46
55
60
72
82
94
96
99
100
97

Low Clouds (% Sky Obscured)

89
96
80
66
53
45
36
26
34
42
50
38
23
4
10
20
30
20
10
0
2
5
7
29

Medium Clouds (% Sky Obscured)

29
41
36
36
36
28
21
13
19
26
26
38
32
33
39
28
18
32
51
80
76
88
100
97

High Clouds (% Sky Obscured)

6
1
0
0
0
0
0
0
0
0
0
1
2
2
2
1
0
20
40
60
47
41
40
35

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
7
5
3

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

25
14
26
31
17
16
15
3
6
6
2
12
17
19
20
15
2
1
1
1
48
73
92
87

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
85
84
81
79
77
81
82
86
88
88
89
86
85
82
82
82
81
83
84
88
91
94
96

Pressure (mb)

986
988
989
991
992
994
995
997
998
999
1000
1001
1002
1002
1003
1003
1004
1004
1004
1003
1003
1002
1001
1000

Ozone (du)

406
412
418
417
416
415
414
414
413
412
410
408
406
405
403
399
395
390
383
375
367
369
370
371

Wednesday 29

New Moon 0%

08:36

16:29

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: 07:43, Set: 16:44, Transit: 12:14. Moon - Rise: 08:36, Set: 16:29. Civil Dark: 17:21 - 07:06. Nautical Dark: 18:02 - 06:25. Astro Dark: 18:41 - 05:45

Total Clouds (% Sky Obscured)

93
89
91
94
96
98
99
100
95
90
85
86
87
89
91
91
91
92
92
91

Low Clouds (% Sky Obscured)

53
73
74
79
84
89
95
100
94
88
83
81
80
79
80
80
82
85
88
91

Medium Clouds (% Sky Obscured)

93
89
91
92
94
82
81
78
75
77
80
85
80
75
55
39
19
14
8
4

High Clouds (% Sky Obscured)

32
20
29
35
35
40
54
70
70
70
70
61
49
42
29
13
5
4
4
7

ISS Passover

Visibility (miles)

2
2
1
1
0
0
0
1
1
4
7
9
6
3
0
3
5
8
8
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
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
None

Precipitation Probability (%)

82
80
95
95
95
95
95
78
68
55
26
16
7
4
6
11
18
24
25
22

Precipitation Amount (mm)

0.4
0.4
0.7
1
1.3
1
0.8
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
94
96
98
98
98
98
100
98
96
98
98
98
100
98
98
98
94
94

Pressure (mb)

1000
999
998
999
999
1000
1000
1001
1002
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012

Ozone (du)

376
380
385
385
385
385
386
388
389
390
390
391
389
387
385
383
381
379
375
372

Forecast for Blunham, Central Bedfordshire, United Kingdom (52.15,-0.32)

Generated: 23/01/25 10:14:30. Forecast: 23/01/25 to 29/01/25. Timezone: UTC+0.00