Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 19

Waxing Gibbous 98%

14:37

06:13

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
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:59, Set: 16:27, Transit: 12:13. Moon - Rise: 14:37, Set: 06:13. Civil Dark: 17:06 - 07:21. Nautical Dark: 17:48 - 06:39. Astro Dark: 18:28 - 05:59

Total Clouds (% Sky Obscured)

98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
79
86
79

Low Clouds (% Sky Obscured)

98
99
98
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
99
97
75
84
77

Medium Clouds (% Sky Obscured)

14
14
13
20
25
43
65
84
41
71
82
92
98
91
76
87
99
99
99
51
31
31
21
16

High Clouds (% Sky Obscured)

7
7
10
51
64
76
92
95
96
98
99
99
99
95
60
58
53
16
2
8
0
26
24
21

ISS Passover

Visibility (miles)

2
2
4
6
8
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

-
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

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

Precipitation Probability (%)

19
18
16
15
15
14
12
13
13
13
14
12
12
10
9
9
10
10
0
0
0
0
0
0

Precipitation Amount (mm)

0.06
0.04
0.08
0.07
0.06
0.04
0.02
0.02
0.01
0.01
0.01
0.01
0.02
0.02
0.02
0.02
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
13
13
14
14
13
13
13
12
12
11
11
11
10
10
9
8
8
7
7
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
85
87
90
92
94
94
93
90
86
85
86
86
85
85
86
87
88
89
90
91
92
94

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1008
1008
1008
1009
1009
1009
1010
1010
1010
1011
1011
1012
1012

Ozone (du)

358
358
358
358
358
359
359
360
360
360
361
361
362
363
364
365
365
365
365
364
364
364
364
363

Sunday 20

Waxing Gibbous 100%

15:42

07:18

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
02 OK
03 OK
04 OK

Sun - Rise: 07:58, Set: 16:29, Transit: 12:14. Moon - Rise: 15:42, Set: 07:18. Civil Dark: 17:07 - 07:20. Nautical Dark: 17:49 - 06:38. Astro Dark: 18:29 - 05:58

Total Clouds (% Sky Obscured)

70
66
91
88
89
92
98
98
97
97
99
100
100
100
100
98
98
84
45
45
46
38
23
14

Low Clouds (% Sky Obscured)

69
64
91
87
89
91
98
98
97
97
99
100
100
100
100
97
98
84
45
45
46
38
23
13

Medium Clouds (% Sky Obscured)

11
11
25
49
5
34
70
84
84
60
75
66
38
21
11
1
0
0
0
0
0
1
1
1

High Clouds (% Sky Obscured)

4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
5
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
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
97
97
97
94
92
89
85
80
79
81
85
87
87
87
87
88
88
89
90
90
91
91

Pressure (mb)

1013
1013
1014
1015
1016
1017
1018
1018
1019
1019
1020
1020
1021
1022
1022
1023
1024
1024
1025
1025
1025
1025
1025
1025

Ozone (du)

362
362
360
359
358
356
354
353
353
352
352
352
352
352
352
351
351
351
351
351
349
347
346
344

Monday 21

Full Moon 99%

16:59

08:12

05 Good
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
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:57, Set: 16:31, Transit: 12:14. Moon - Rise: 16:59, Set: 08:12. Civil Dark: 17:09 - 07:19. Nautical Dark: 17:51 - 06:37. Astro Dark: 18:31 - 05:57

Total Clouds (% Sky Obscured)

10
42
45
48
64
99
100
98
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

10
16
20
18
19
98
100
98
92
100
77
64
70
53
53
53
53
53
53
100
100
100
100
100

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
1
10
45
84
91
91
96
96
96
96
96
96
96
100
100
100
100
100

High Clouds (% Sky Obscured)

0
34
35
41
56
55
67
78
99
100
99
99
100
99
99
99
99
99
99
99
99
99
99
99

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
5
1
0
0
0
2

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
25
50
58
61
60
58
53

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.05
0.28
0.63
1.01
1.38
1.37
0.73

Wind Speed/Direction (mph)

5
5
4
4
4
5
5
5
6
7
9
10
11
12
13
14
15
17
19
21
21
19
18
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
91
92
91
88
87
84
81
79
78
81
84
85
84
83
81
79
78
78
79
82
84
85

Pressure (mb)

1025
1025
1026
1026
1026
1025
1025
1024
1023
1022
1021
1020
1019
1017
1016
1014
1012
1010
1008
1006
1004
1003
1002
1001

Ozone (du)

343
343
343
343
344
344
345
345
346
345
345
345
345
345
347
350
353
357
362
370
381
394
407
418

Tuesday 22

Waning Gibbous 95%

18:22

08:54

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

Sun - Rise: 07:56, Set: 16:33, Transit: 12:14. Moon - Rise: 18:22, Set: 08:54. Civil Dark: 17:10 - 07:18. Nautical Dark: 17:52 - 06:36. Astro Dark: 18:32 - 05:56

Total Clouds (% Sky Obscured)

100
0
0
0
0
0
0
72
72
72
72
72
72
10
10
10
10
10
10
68
68
68
68
68

Low Clouds (% Sky Obscured)

100
0
0
0
0
0
0
31
31
31
31
31
31
9
9
9
9
9
9
68
68
68
68
68

Medium Clouds (% Sky Obscured)

100
0
0
0
0
0
0
63
63
63
63
63
63
2
2
2
2
2
2
0
0
0
0
0

High Clouds (% Sky Obscured)

99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
7
10
10
10
10
9
6
4
3
1
1
1
2
6
10
10
10
10
10
10
10
10
10

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

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

Precipitation Probability (%)

23
0
0
0
0
8
13
24
28
25
28
24
11
0
0
0
5
5
6
6
5
0
0
0

Precipitation Amount (mm)

0.14
0
0
0
0
0.01
0.04
0.09
0.15
0.26
0.31
0.18
0.04
0
0
0
0.01
0.01
0.02
0.03
0.01
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
87
88
88
89
90
86
87
86
85
85
84
83
83
83
84
86
87
88
88
87
86

Pressure (mb)

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

Ozone (du)

430
437
439
436
436
441
449
455
459
461
464
466
468
469
471
471
472
471
469
468
467
465
463
461

Wednesday 23

Waning Gibbous 88%

19:47

09:28

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

Sun - Rise: 07:54, Set: 16:34, Transit: 12:14. Moon - Rise: 19:47, Set: 09:28. Civil Dark: 17:12 - 07:17. Nautical Dark: 17:53 - 06:35. Astro Dark: 18:33 - 05:55

Total Clouds (% Sky Obscured)

68
0
0
0
0
0
0
0
0
0
0
0
0
16
16
16
16
16
16
9
9
9
9
9

Low Clouds (% Sky Obscured)

68
0
0
0
0
0
0
0
0
0
0
0
0
13
13
13
13
13
13
9
9
9
9
9

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
6
8
10
10
10
10
10
10

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

Precipitation Probability (%)

4
5
8
9
9
11
9
0
0
0
0
0
4
0
0
6
10
15
10
7
8
6
7
5

Precipitation Amount (mm)

0.02
0.04
0.08
0.14
0.16
0.1
0.03
0
0
0
0
0
0.01
0
0
0.01
0.02
0.04
0.07
0.08
0.05
0.03
0.03
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
87
88
92
93
91
88
86
84
83
83
82
83
82
83
84
84
84
84
85
87
92
94
94

Pressure (mb)

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

Ozone (du)

459
456
453
450
447
445
443
442
440
438
436
434
430
429
429
431
433
437
442
445
445
444
442
441

Thursday 24

Waning Gibbous 79%

21:10

09:56

05 OK
06 OK
07 OK
08 OK
09 Good
10 Good
11 Good
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 OK
01 OK
02 OK
03 OK
04 OK

Sun - Rise: 07:53, Set: 16:36, Transit: 12:15. Moon - Rise: 21:10, Set: 09:56. Civil Dark: 17:14 - 07:16. Nautical Dark: 17:55 - 06:34. Astro Dark: 18:35 - 05:54

Total Clouds (% Sky Obscured)

9
2
2
2
2
2
2
100
100
100
100
100
100
95
95
95
95
95
95
29
29
29
29
29

Low Clouds (% Sky Obscured)

9
2
2
2
2
2
2
98
98
98
98
98
98
56
56
56
56
56
56
28
28
28
28
28

Medium Clouds (% Sky Obscured)

0
1
1
1
1
1
1
100
100
100
100
100
100
91
91
91
91
91
91
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

4
4
4
6
0
0
0
0
0
13
15
16
20
16
15
10
9
11
12
12
8
6
5
4

Precipitation Amount (mm)

0.03
0.03
0.02
0.01
0
0
0
0
0
0.03
0.05
0.05
0.06
0.06
0.05
0.03
0.02
0.04
0.07
0.09
0.06
0.03
0.02
0.02

Wind Speed/Direction (mph)

14
15
15
13
12
12
13
14
14
13
13
13
13
13
13
13
13
13
14
14
14
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
92
90
90
89
88
86
85
84
84
84
85
87
87
87
86
86
85
86
85
85
85
84
85

Pressure (mb)

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

Ozone (du)

438
436
432
427
423
421
420
419
418
417
416
416
417
418
420
422
424
425
427
428
428
427
427
426

Friday 25

Waning Gibbous 68%

22:30

10:21

05 OK
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
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:52, Set: 16:38, Transit: 12:15. Moon - Rise: 22:30, Set: 10:21. Civil Dark: 17:15 - 07:14. Nautical Dark: 17:57 - 06:33. Astro Dark: 18:36 - 05:53

Total Clouds (% Sky Obscured)

29
67
67
67
67
67
67
94
94
94
94
94
94
65
65
65
65
65
65
84
84
84
84
84

Low Clouds (% Sky Obscured)

28
67
67
67
67
67
67
94
94
94
94
94
94
64
64
64
64
64
64
84
84
84
84
84

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
13
13
13
13
13
13
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
7
4
3
2
4
7
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

5
6
5
5
7
8
6
0
8
12
15
14
13
11
9
4
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.03
0.04
0.04
0.03
0.03
0.02
0.01
0
0.01
0.03
0.07
0.08
0.08
0.07
0.04
0.01
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-5
-5
-6
-5
-5
-5
-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5
-5
-5
-6
-6
-5
-5

Dew Point (°C)

-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-3
-3
-2
-2
-2
-2
-2
-2
-2
-3
-2

Relative Humidity (%)

85
85
85
86
85
82
79
75
74
72
72
74
76
79
80
81
82
83
85
86
88
88
87
86

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1013
1012
1012
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015

Ozone (du)

426
426
428
431
433
436
438
441
443
445
447
450
452
454
457
459
461
462
462
462
462
461
461
461

Forecast for Bletchley, Milton Keynes, UK (51.99,-0.74)

Generated: 19/01/19 05:05:12. Forecast: 19/01/19 to 25/01/19. Timezone: UTC+0.00