Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waxing Gibbous 92%

13:54

05:06

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 08:05, Set: 16:34, Transit: 12:20. Moon - Rise: 13:54, Set: 05:06. Civil Dark: 17:12 - 07:27. Nautical Dark: 17:54 - 06:46. Astro Dark: 18:34 - 06:06

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
100
99
95
100
98
100
69
69
98
98
98
93
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
9
27
52
45
66
100
97
100
66
55
97
98
98
89
92

Medium Clouds (% Sky Obscured)

99
100
100
100
100
96
99
99
100
100
98
100
99
88
97
84
53
21
45
62
38
53
70
62

High Clouds (% Sky Obscured)

100
100
100
100
100
99
97
96
88
92
82
83
73
41
5
1
0
2
9
9
4
8
12
5

ISS Passover

Visibility (miles)

8
10
10
10
10
10
10
10
9
7
6
4
3
1
1
1
2
4
6
8
9
8
6
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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
5
15
31
44
51
59
62
68
70
70
64
54
51
50
46
43

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.02
0.07
0.21
0.37
0.48
0.56
0.65
0.8
1
1.04
0.78
0.48
0.32
0.24
0.17
0.15

Wind Speed/Direction (mph)

5
6
7
9
10
11
11
12
12
14
15
16
17
18
18
18
18
17
17
17
17
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
72
72
71
69
69
70
70
71
74
76
80
83
83
83
84
85
86
85
85
85
86
88
88

Pressure (mb)

1019
1019
1018
1017
1017
1016
1015
1015
1014
1014
1013
1013
1012
1011
1011
1010
1010
1010
1009
1009
1009
1009
1008
1008

Ozone (du)

343
345
347
349
350
352
353
354
355
356
357
357
357
357
357
358
359
359
360
361
361
360
358
357

Saturday 19

Waxing Gibbous 98%

14:46

06:18

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 08:04, Set: 16:36, Transit: 12:20. Moon - Rise: 14:46, Set: 06:18. Civil Dark: 17:14 - 07:26. Nautical Dark: 17:55 - 06:45. Astro Dark: 18:35 - 06:05

Total Clouds (% Sky Obscured)

95
99
99
99
99
99
100
99
99
99
100
100
100
100
100
100
100
99
100
99
99
100
100
100

Low Clouds (% Sky Obscured)

91
98
98
95
90
73
65
47
72
52
54
97
100
99
99
100
100
99
100
99
99
100
100
100

Medium Clouds (% Sky Obscured)

37
35
29
82
95
97
99
98
94
99
100
100
100
100
99
98
94
42
10
16
28
23
47
77

High Clouds (% Sky Obscured)

13
51
54
84
78
83
99
93
95
89
86
63
53
17
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
2
2
1
1
2
4
7
9
10
10
10
10
9
7
9
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

45
50
53
53
51
49
45
38
37
31
23
19
18
20
22
21
18
16
12
9
9
9
9
8

Precipitation Amount (mm)

0.16
0.23
0.27
0.27
0.3
0.36
0.35
0.3
0.26
0.2
0.13
0.09
0.08
0.1
0.11
0.11
0.09
0.07
0.04
0.02
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

15
14
13
12
11
10
10
10
10
10
10
11
10
9
9
9
9
9
8
8
7
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
3
3
3
3
2
2
2
3
4
4
4
4
3
3
2
2
2
2
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

89
89
90
90
90
92
94
98
100
99
95
94
92
91
91
92
91
91
90
90
89
89
89
89

Pressure (mb)

1007
1007
1007
1006
1006
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1008
1008
1009
1009
1010

Ozone (du)

358
359
361
362
363
364
365
365
365
365
365
364
363
363
362
362
361
360
358
356
354
353
352
352

Sunday 20

Waxing Gibbous 100%

15:51

07:23

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 08:03, Set: 16:38, Transit: 12:20. Moon - Rise: 15:51, Set: 07:23. Civil Dark: 17:15 - 07:25. Nautical Dark: 17:57 - 06:44. Astro Dark: 18:36 - 06:04

Total Clouds (% Sky Obscured)

100
100
99
98
95
88
97
100
96
99
100
100
100
100
100
88
89
70
70
70
70
70
70
96

Low Clouds (% Sky Obscured)

100
98
89
90
91
86
95
95
95
99
100
100
100
100
100
85
87
55
55
55
55
55
55
95

Medium Clouds (% Sky Obscured)

98
99
98
95
87
72
91
99
76
70
61
44
19
6
5
2
2
2
2
2
2
2
2
63

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
10
15
13
20
38
38
38
38
38
38
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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
88
88
88
88
90
93
95
97
96
94
94
92
89
86
86
86
86
86
87
87
87
87
87

Pressure (mb)

1010
1011
1012
1012
1013
1013
1014
1015
1016
1017
1017
1018
1018
1018
1019
1020
1021
1021
1022
1023
1024
1024
1025
1025

Ozone (du)

352
353
353
353
352
351
349
347
345
344
343
342
343
343
344
343
342
341
341
342
342
342
342
342

Monday 21

Full Moon 100%

17:08

08:17

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 08:02, Set: 16:39, Transit: 12:21. Moon - Rise: 17:08, Set: 08:17. Civil Dark: 17:17 - 07:24. Nautical Dark: 17:58 - 06:43. Astro Dark: 18:38 - 06:03

Total Clouds (% Sky Obscured)

96
96
96
96
96
100
100
100
100
100
100
95
95
95
95
95
95
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

95
95
95
95
95
99
99
99
99
99
99
88
88
88
88
88
88
81
81
81
81
81
81
16

Medium Clouds (% Sky Obscured)

63
63
63
63
63
0
0
0
0
0
0
20
20
20
20
20
20
34
34
34
34
34
34
89

High Clouds (% Sky Obscured)

0
0
0
0
0
70
70
70
70
70
70
45
45
45
45
45
45
99
99
99
99
99
99
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
3
1
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

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

Precipitation Probability (%)

9
14
18
20
22
20
9
0
0
0
0
0
0
0
0
0
0
5
12
20
40
56
57
54

Precipitation Amount (mm)

0.01
0.01
0.03
0.03
0.03
0.03
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.04
0.1
0.29
0.63
0.82

Wind Speed/Direction (mph)

6
6
7
7
7
7
7
6
6
5
3
5
5
5
6
6
7
8
10
12
13
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
86
86
85
85
86
88
90
91
89
87
87
80
78
78
78
79
80
81
81
81
82
83
83

Pressure (mb)

1025
1026
1026
1026
1026
1026
1026
1027
1027
1026
1026
1025
1024
1023
1022
1021
1020
1019
1017
1016
1014
1013
1012
1011

Ozone (du)

342
342
341
339
337
336
336
336
337
339
341
342
342
342
342
344
346
350
355
360
368
378
391
404

Tuesday 22

Waning Gibbous 99%

18:30

09:00

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
18 OK
19 OK
20 Good
21 Good
22 Good
23 Good
00 Good

Sun - Rise: 08:01, Set: 16:41, Transit: 12:21. Moon - Rise: 18:30, Set: 09:00. Civil Dark: 17:18 - 07:23. Nautical Dark: 18:00 - 06:42. Astro Dark: 18:39 - 06:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
76
76
76
76
76
76
7
7
7
7
7
7
0

Low Clouds (% Sky Obscured)

16
16
16
16
16
1
1
1
1
1
1
76
76
76
76
76
76
7
7
7
7
7
7
0

Medium Clouds (% Sky Obscured)

89
89
89
89
89
90
90
90
90
90
90
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
10
10
10
10
9
9
10
10
10
10
10
9
5
2
1
1
2
6
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

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

Precipitation Probability (%)

48
25
19
22
28
31
27
20
11
10
0
9
14
20
22
21
18
14
10
9
9
8
6
5

Precipitation Amount (mm)

0.57
0.25
0.17
0.27
0.46
0.52
0.31
0.08
0.02
0.01
0
0.01
0.04
0.13
0.21
0.17
0.1
0.05
0.03
0.02
0.02
0.01
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

3
2
2
3
3
3
3
2
2
2
3
4
4
4
4
4
4
3
3
3
3
3
3
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
80
80
82
83
84
85
87
87
85
84
84
85
83
83
82
82
81
81
81
81
80
80

Pressure (mb)

1010
1009
1008
1008
1007
1006
1006
1006
1005
1005
1005
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

416
429
438
441
441
442
445
448
452
458
463
466
465
461
456
447
436
428
425
423
423
425
427
429

Wednesday 23

Waning Gibbous 95%

19:55

09:34

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

Sun - Rise: 08:00, Set: 16:43, Transit: 12:21. Moon - Rise: 19:55, Set: 09:34. Civil Dark: 17:20 - 07:22. Nautical Dark: 18:01 - 06:41. Astro Dark: 18:41 - 06:02

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
76
76
76
76
76
76
86

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
13
13
13
13
13
13
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
73
73
73
73
73
73
52

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
9
6
4
2
2
6
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
Very Light Rain
Snow
Snow
Snow
Snow
Snow
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
0
0
6
8
12
14
16
18
14
12
11
9
0
0
0
0
0
0
0
0
2
3
5

Precipitation Amount (mm)

0.01
0
0
0.01
0.04
0.07
0.09
0.1
0.1
0.07
0.04
0.02
0.01
0
0
0
0
0
0
0
0
0.01
0.01
0.02

Wind Speed/Direction (mph)

8
8
8
8
7
7
7
8
8
9
9
9
8
7
6
5
4
4
4
5
5
6
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
80
80
82
84
86
90
93
91
89
88
87
86
85
84
84
83
82
81
80
81
82
83

Pressure (mb)

1003
1002
1002
1002
1002
1002
1002
1003
1003
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1007
1007
1008
1008
1008

Ozone (du)

430
429
429
428
427
426
425
424
423
423
423
423
424
426
428
429
430
431
433
435
437
439
441
443

Thursday 24

Waning Gibbous 88%

21:18

10:03

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:58, Set: 16:44, Transit: 12:21. Moon - Rise: 21:18, Set: 10:03. Civil Dark: 17:22 - 07:21. Nautical Dark: 18:03 - 06:40. Astro Dark: 18:42 - 06:01

Total Clouds (% Sky Obscured)

86
86
86
86
86
70
70
70
70
70
70
100
100
100
100
100
100
57
57
57
57
57
57
81

Low Clouds (% Sky Obscured)

81
81
81
81
81
23
23
23
23
23
23
99
99
99
99
99
99
57
57
57
57
57
57
81

Medium Clouds (% Sky Obscured)

52
52
52
52
52
61
61
61
61
61
61
97
97
97
97
97
97
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
91
91
91
91
91
91
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

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

Precipitation Probability (%)

6
7
8
9
11
11
8
6
0
0
0
0
7
8
8
6
3
0
0
0
0
2
3
4

Precipitation Amount (mm)

0.03
0.04
0.05
0.05
0.05
0.05
0.03
0.01
0
0
0
0
0.01
0.03
0.04
0.03
0.01
0
0
0
0
0.01
0.01
0.02

Wind Speed/Direction (mph)

9
10
10
11
12
12
12
12
11
12
12
12
12
12
12
12
11
11
11
11
11
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
83
82
83
85
87
91
93
92
89
88
86
84
83
82
82
83
82
82
81
81
81
81

Pressure (mb)

1009
1009
1010
1010
1010
1011
1011
1012
1013
1013
1014
1014
1015
1015
1015
1016
1017
1017
1018
1018
1019
1019
1019
1019

Ozone (du)

444
444
443
440
436
432
426
420
415
413
413
414
416
419
422
424
426
429
432
435
437
439
439
440

Forecast for Bagstone, South Gloucestershire, UK (51.58,-2.45)

Generated: 18/01/19 01:23:48. Forecast: 18/01/19 to 24/01/19. Timezone: UTC+0.00