Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 8%

09:10

18:16

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:52, Set: 16:22, Transit: 12:07. Moon - Rise: 09:10, Set: 18:16. Civil Dark: 17:01 - 07:13. Nautical Dark: 17:43 - 06:31. Astro Dark: 18:22 - 05:51

Total Clouds (% Sky Obscured)

82
83
91
100
100
100
100
100
100
100
99
87
67
71
84
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

65
63
62
87
88
74
84
100
91
88
84
77
67
71
68
71
87
87
100
91
83
68
51
70

Medium Clouds (% Sky Obscured)

0
0
0
0
63
67
100
100
100
96
44
25
35
35
35
56
98
99
100
100
88
95
97
95

High Clouds (% Sky Obscured)

31
41
77
100
97
93
100
100
100
0
0
6
27
7
82
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
1
5
32
95
95
95
86
60
25
8
9
18
11
45
59
57
77
57
48
56
68

Precipitation Amount (mm)

0
0
0
0
0
0
0.6
1.2
1.1
0.4
0.2
0
0
0
0
0
0
0.2
0
0.4
0
0
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
7
7
7
7
7
7
7
6
6
6
6
6
6
7
8
8
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
90
90
87
88
87
87
88
87
87
88
90
90
86
93
93
93
91
90
90
87
88
88

Pressure (mb)

1008
1007
1006
1006
1004
1003
1002
1001
1000
999
999
999
998
998
997
997
996
995
994
993
993
992
992
992

Ozone (du)

355
353
348
346
344
342
340
336
340
345
351
342
341
340
339
346
353
356
357
362
365
366
367
367

Wednesday 21

Waxing Crescent 15%

09:21

19:36

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:51, Set: 16:24, Transit: 12:07. Moon - Rise: 09:21, Set: 19:36. Civil Dark: 17:02 - 07:12. Nautical Dark: 17:45 - 06:30. Astro Dark: 18:24 - 05:50

Total Clouds (% Sky Obscured)

100
99
98
96
97
92
100
86
96
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

89
87
82
82
67
79
79
77
44
33
34
41
49
46
35
41
59
56
60
61
68
59
65
75

Medium Clouds (% Sky Obscured)

100
96
95
94
83
92
80
86
95
92
100
100
100
86
76
100
99
60
60
65
70
81
81
68

High Clouds (% Sky Obscured)

100
91
86
81
52
23
78
63
45
53
99
100
100
100
71
76
100
93
71
70
70
65
67
65

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

41
52
66
63
55
51
39
27
38
31
24
6
1
1
3
2
2
7
20
21
20
13
9
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
18
18
18
17
16
16
15
14
14
13
13
13
13
13
13
14
15
15
16
15
14
14
14

Chance of Frost

Temperature (°C)

8
8
8
8
8
8
8
7
7
7
7
7
7
7
6
6
7
7
7
8
8
7
7
7

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
6
6
6
6
6
6
6
5
5
5
5
5
6
6
6
6
5
5
5

Relative Humidity (%)

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

Pressure (mb)

992
992
992
992
992
992
992
992
992
992
992
992
992
992
992
993
992
992
992
992
992
991
991
991

Ozone (du)

369
372
372
373
375
375
378
379
380
377
374
373
373
370
367
367
369
373
377
380
380
375
369
368

Thursday 22

Waxing Crescent 23%

09:31

20:57

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:49, Set: 16:26, Transit: 12:08. Moon - Rise: 09:31, Set: 20:57. Civil Dark: 17:04 - 07:11. Nautical Dark: 17:46 - 06:29. Astro Dark: 18:25 - 05:49

Total Clouds (% Sky Obscured)

98
81
82
86
80
86
85
84
90
100
96
88
83
86
87
93
88
100
99
99
98
99
99
100

Low Clouds (% Sky Obscured)

81
74
82
82
80
86
83
84
77
100
77
74
77
81
68
77
85
66
63
60
60
69
79
87

Medium Clouds (% Sky Obscured)

56
5
34
41
33
24
0
14
13
29
96
83
83
85
87
91
70
100
99
94
93
98
99
100

High Clouds (% Sky Obscured)

42
2
2
0
3
0
43
39
55
55
55
45
55
60
56
55
45
95
64
80
70
82
71
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
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
Light Rain
None
None
None
None
None

Precipitation Probability (%)

22
5
5
5
10
11
5
2
4
11
12
4
3
2
20
16
34
51
66
53
19
24
27
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

15
14
12
12
12
11
10
10
10
11
11
11
11
12
12
13
15
16
16
14
14
14
14
13

Chance of Frost

Temperature (°C)

7
7
6
6
6
6
6
6
6
6
6
6
6
6
6
6
7
7
7
7
7
7
7
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
85
94
94
94
94
96
96
94
94
93
93
91
90
88
88
87
88
90
87
85
85
88

Pressure (mb)

991
991
991
992
991
991
991
991
991
991
991
990
990
990
990
991
991
991
991
991
991
991
991
991

Ozone (du)

370
371
373
375
380
374
369
367
367
367
368
367
365
363
364
367
368
369
372
374
375
374
376
378

Friday 23

Waxing Crescent 34%

09:42

22:18

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 OK
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 Bad
17 Bad

Sun - Rise: 07:48, Set: 16:28, Transit: 12:08. Moon - Rise: 09:42, Set: 22:18. Civil Dark: 17:06 - 07:10. Nautical Dark: 17:48 - 06:28. Astro Dark: 18:26 - 05:48

Total Clouds (% Sky Obscured)

99
96
88
89
75
63
90
91
100
100
100
100
100
86
61
46
46
58
55
55
45
48
48
62

Low Clouds (% Sky Obscured)

76
74
76
77
75
63
68
69
69
70
74
76
79
80
61
46
46
58
55
55
45
48
48
62

Medium Clouds (% Sky Obscured)

99
81
62
68
38
12
74
44
2
8
14
20
15
20
15
18
20
20
23
29
27
25
32
37

High Clouds (% Sky Obscured)

30
17
0
6
11
17
33
51
67
83
67
70
76
79
61
46
46
45
30
15
0
2
2
3

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 (%)

21
24
29
24
19
7
6
5
0
1
1
1
1
1
0
0
2
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
90
88
88
90
90
93
88
80
76
79
83
88
91
91
85
82
81
78
79
84
88
91

Pressure (mb)

992
992
992
993
993
993
994
994
995
995
995
995
996
996
997
997
997
998
998
997
998
998
998
998

Ozone (du)

380
381
383
384
383
383
386
386
386
387
388
389
390
391
391
392
391
394
395
395
397
396
398
399

Saturday 24

Waxing Crescent 45%

09:54

23:41

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:47, Set: 16:29, Transit: 12:08. Moon - Rise: 09:54, Set: 23:41. Civil Dark: 17:07 - 07:09. Nautical Dark: 17:49 - 06:27. Astro Dark: 18:28 - 05:47

Total Clouds (% Sky Obscured)

60
61
59
61
68
75
88
89
90
94
95
100
100
100
100
100
100
100
100
100
99
96
92
89

Low Clouds (% Sky Obscured)

60
61
59
61
68
75
85
87
88
87
86
84
80
73
66
65
64
65
71
77
83
84
85
85

Medium Clouds (% Sky Obscured)

30
15
0
0
0
8
17
33
24
73
17
20
30
25
25
29
33
41
43
40
42
43
40
37

High Clouds (% Sky Obscured)

3
1
1
0
3
12
25
22
29
47
38
59
33
29
29
28
22
16
19
22
24
29
34
39

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 (%)

1
0
0
2
2
0
1
1
0
1
1
0
8
7
1
6
6
3
12
16
18
18
18
15

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

Chance of Frost

Temperature (°C)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
94
94
96
94
94
93
88
85
83
82
82
82
79
76
73
73
74
72
72
73

Pressure (mb)

999
999
999
1000
1000
1000
1000
1000
1001
1001
1001
1001
1001
999
1000
1000
1000
1001
1001
1001
1001
1001
1002
1002

Ozone (du)

400
401
402
402
401
400
400
401
402
402
401
399
399
398
398
397
397
397
398
399
400
401
400
399

Sunday 25

Waxing Crescent 42%

10:10

01:08

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:45, Set: 16:31, Transit: 12:08. Moon - Rise: 10:10, Set: 01:08. Civil Dark: 17:09 - 07:07. Nautical Dark: 17:51 - 06:26. Astro Dark: 18:29 - 05:45

Total Clouds (% Sky Obscured)

89
89
90
93
97
100
98
97
96
91
86
82
74
66
58
62
82
86
93
97
100
88
76
67

Low Clouds (% Sky Obscured)

82
77
73
67
61
55
61
72
82
80
77
73
61
49
38
57
75
82
91
95
100
79
59
38

Medium Clouds (% Sky Obscured)

35
23
22
17
10
7
19
20
24
20
20
20
18
17
15
15
17
23
31
36
42
45
49
59

High Clouds (% Sky Obscured)

27
23
20
15
8
1
1
1
1
1
1
1
1
0
0
0
1
1
3
4
6
10
16
20

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 (%)

17
13
4
7
6
2
7
5
1
4
3
1
3
2
1
4
3
0
2
2
0
2
2
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
6
5
6
6
6
6
5
5
5
5
5
6
7
9
9
9
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
71
69
68
68
69
72
70
69
68
70
71
74
73
73
71
68
65
62
64
68
70
72
73

Pressure (mb)

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

Ozone (du)

399
397
396
394
390
387
383
383
383
383
386
389
392
394
395
396
396
396
396
396
396
396
401
406

Monday 26

First Quarter 57%

10:31

02:38

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

Sun - Rise: 07:44, Set: 16:33, Transit: 12:08. Moon - Rise: 10:31, Set: 02:38. Civil Dark: 17:11 - 07:06. Nautical Dark: 17:52 - 06:25. Astro Dark: 18:31 - 05:44

Total Clouds (% Sky Obscured)

64
63
64
73
81
90
91
93
95
96
96
95
95
96
97
96
96
95

Low Clouds (% Sky Obscured)

37
37
36
45
56
65
73
81
89
84
79
74
73
73
73
67
61
51

Medium Clouds (% Sky Obscured)

64
63
64
73
81
85
85
86
86
88
91
90
91
90
90
90
89
89

High Clouds (% Sky Obscured)

19
31
50
55
50
50
60
75
85
75
60
55
28
21
12
3
2
2

ISS Passover

Visibility (miles)

9
9
9
9
6
3
0
0
0
0
3
6
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

Precipitation Type

None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
26
40
51
80
95
95
95
79
54
46
36
21
24
21
13

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0.8
1.2
0.8
0.5
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-5
-6
-6
-6
-6
-6
-5
-5
-5
-5
-5
-5
-3
-3
-3
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

75
75
75
78
83
88
96
96
98
98
94
91
88
88
89
89
88
86

Pressure (mb)

999
998
997
996
995
994
993
993
992
992
992
992
992
992
992
992
992
992

Ozone (du)

411
415
418
422
429
437
444
434
424
414
416
418
421
424
426
429
428
427

Forecast for Great Ellingham, Norfolk, United Kingdom (52.53,0.98)

Generated: 20/01/26 17:16:24. Forecast: 20/01/26 to 26/01/26. Timezone: UTC+0.00