Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waxing Gibbous 92%

13:43

04:52

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: 07:52, Set: 16:23, Transit: 12:08. Moon - Rise: 13:43, Set: 04:52. Civil Dark: 17:01 - 07:14. Nautical Dark: 17:42 - 06:33. Astro Dark: 18:22 - 05:53

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
0
0
32
6
11
8
5
3
5
6
5
6
4
4

Medium Clouds (% Sky Obscured)

11
4
38
64
82
93
100
100
100
100
100
100
98
100
94
84
79
99
100
100
99
100
100
99

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
92
85
95
93
21
75
95
72
98

ISS Passover

Visibility (miles)

8
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

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

Wind Speed/Direction (mph)

3
6
5
3
3
3
3
4
5
7
9
11
12
12
13
14
14
14
14
15
14
14
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
83
86
87
86
85
86
87
86
83
78
75
72
71
70
71
74
75
75
76
75
75
74
74

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1016
1016
1015
1015
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

332
333
334
337
339
342
344
346
348
350
351
352
353
354
355
357
358
359
360
360
360
361
362
363

Saturday 19

Waxing Gibbous 98%

14:35

06:04

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: 07:51, Set: 16:25, Transit: 12:08. Moon - Rise: 14:35, Set: 06:04. Civil Dark: 17:02 - 07:14. Nautical Dark: 17:44 - 06:32. Astro Dark: 18:23 - 05:53

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

3
0
0
3
60
81
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
98
98

Medium Clouds (% Sky Obscured)

98
100
92
100
100
100
71
86
89
92
91
87
76
60
55
53
43
10
10
9
4
2
1
1

High Clouds (% Sky Obscured)

96
100
91
24
13
92
95
95
92
91
85
60
37
34
49
66
79
72
63
50
20
2
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
6
3
3
6
9
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
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
None
Very Light Rain
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0.01
0.03
0.05
0.05
0.08
0.12
0.12
0.11
0.08
0.05
0.02
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.01
0
0

Wind Speed/Direction (mph)

16
16
16
16
15
15
15
15
15
15
15
15
14
13
12
11
11
10
10
10
9
9
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
76
78
82
84
85
84
83
82
82
80
77
76
76
77
80
82
83
85
86
89
90
91

Pressure (mb)

1013
1013
1012
1012
1011
1011
1011
1011
1011
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010

Ozone (du)

363
363
363
362
362
363
363
364
365
366
366
366
366
367
368
367
367
367
366
366
366
365
365
364

Sunday 20

Waxing Gibbous 100%

15:40

07:09

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

Sun - Rise: 07:50, Set: 16:26, Transit: 12:08. Moon - Rise: 15:40, Set: 07:09. Civil Dark: 17:04 - 07:13. Nautical Dark: 17:45 - 06:31. Astro Dark: 18:25 - 05:52

Total Clouds (% Sky Obscured)

98
98
98
99
91
59
48
59
59
34
18
25
21
18
27
54
59
38
38
38
38
38
38
0

Low Clouds (% Sky Obscured)

98
98
97
99
89
52
40
41
33
34
18
25
21
18
27
54
59
38
38
38
38
38
38
0

Medium Clouds (% Sky Obscured)

2
22
31
11
18
23
16
36
40
0
0
0
0
0
0
0
0
0
0
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
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
0
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
93
92
91
92
92
93
92
87
79
74
70
70
71
76
80
84
85
85
85
86
86
87

Pressure (mb)

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

Ozone (du)

364
364
364
363
362
362
361
360
359
359
358
357
356
355
354
353
353
354
355
356
355
352
347
345

Monday 21

Full Moon 99%

16:56

08:03

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

Sun - Rise: 07:49, Set: 16:28, Transit: 12:09. Moon - Rise: 16:56, Set: 08:03. Civil Dark: 17:05 - 07:12. Nautical Dark: 17:47 - 06:31. Astro Dark: 18:26 - 05:51

Total Clouds (% Sky Obscured)

0
0
0
0
0
2
2
2
2
2
2
94
94
94
94
94
94
81
81
81
81
81
81
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
1
1
82
82
82
82
82
82
72
72
72
72
72
72
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
34
34
34
34
34
34
63

High Clouds (% Sky Obscured)

0
0
0
0
0
2
2
2
2
2
2
72
72
72
72
72
72
0
0
0
0
0
0
97

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
5
4
3
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
Snow
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
5
10
17
25

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.02
0.04
0.06
0.09
0.16

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
90
89
88
89
91
93
96
94
92
90
82
79
79
83
88
89
88
88
87
88
88
89

Pressure (mb)

1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1024
1024
1023
1022
1021
1021
1020
1019
1018
1017
1015
1013
1012

Ozone (du)

345
348
349
350
350
350
348
347
346
346
346
347
348
350
352
351
350
350
352
356
361
365
370
377

Tuesday 22

Waning Gibbous 99%

18:18

08:47

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: 07:48, Set: 16:30, Transit: 12:09. Moon - Rise: 18:18, Set: 08:47. Civil Dark: 17:07 - 07:11. Nautical Dark: 17:48 - 06:30. Astro Dark: 18:27 - 05:50

Total Clouds (% Sky Obscured)

98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

6
6
6
6
6
100
100
100
100
100
100
69
69
69
69
69
69
26
26
26
26
26
26
29

Medium Clouds (% Sky Obscured)

63
63
63
63
63
99
99
99
99
99
99
100
100
100
100
100
100
99
99
99
99
99
99
95

High Clouds (% Sky Obscured)

97
97
97
97
97
100
100
100
100
100
100
16
16
16
16
16
16
100
100
100
100
100
100
94

ISS Passover

Visibility (miles)

2
1
0
1
3
5
9
10
10
10
10
10
10
8
5
7
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

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

Precipitation Probability (%)

32
39
43
37
27
16
10
16
21
23
28
31
32
20
14
12
9
7
6
5
6
11
16
16

Precipitation Amount (mm)

0.42
0.88
1.15
0.82
0.34
0.09
0.04
0.11
0.23
0.39
0.56
0.57
0.31
0.07
0.03
0.03
0.02
0.01
0.01
0.01
0.02
0.06
0.15
0.21

Wind Speed/Direction (mph)

12
13
14
14
13
12
10
12
13
13
13
14
12
10
8
8
8
8
8
7
7
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
93
91
89
87
87
89
91
93
94
94
92
89
88
89
91
92
93
93
94
95
96
97

Pressure (mb)

1010
1009
1008
1007
1007
1006
1006
1006
1005
1004
1004
1003
1003
1002
1002
1001
1001
1002
1002
1002
1002
1001
1001
1001

Ozone (du)

385
394
405
417
430
440
447
451
453
452
449
447
449
452
455
457
458
459
460
461
461
460
458
456

Wednesday 23

Waning Gibbous 95%

19:43

09:21

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: 07:47, Set: 16:32, Transit: 12:09. Moon - Rise: 19:43, Set: 09:21. Civil Dark: 17:09 - 07:10. Nautical Dark: 17:49 - 06:29. Astro Dark: 18:29 - 05:49

Total Clouds (% Sky Obscured)

98
98
98
98
98
97
97
97
97
97
97
100
100
100
100
100
100
69
69
69
69
69
69
66

Low Clouds (% Sky Obscured)

29
29
29
29
29
97
97
97
97
97
97
100
100
100
100
100
100
69
69
69
69
69
69
63

Medium Clouds (% Sky Obscured)

95
95
95
95
95
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11

High Clouds (% Sky Obscured)

94
94
94
94
94
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

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

Precipitation Probability (%)

15
11
6
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.15
0.06
0.02
0.01
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
97
96
96
96
98
98
98
94
89
85
82
81
81
85
89
92
92
92
92
92
90
90

Pressure (mb)

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

Ozone (du)

454
452
449
444
438
434
432
431
431
431
432
432
432
431
430
430
430
430
430
429
429
430
432
432

Thursday 24

Waning Gibbous 88%

21:05

09:50

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: 07:45, Set: 16:33, Transit: 12:09. Moon - Rise: 21:05, Set: 09:50. Civil Dark: 17:10 - 07:08. Nautical Dark: 17:51 - 06:28. Astro Dark: 18:30 - 05:48

Total Clouds (% Sky Obscured)

66
66
66
66
66
88
88
88
88
88
88
87
87
87
87
87
87
95
95
95
95
95
95
98

Low Clouds (% Sky Obscured)

63
63
63
63
63
20
20
20
20
20
20
85
85
85
85
85
85
6
6
6
6
6
6
94

Medium Clouds (% Sky Obscured)

11
11
11
11
11
86
86
86
86
86
86
23
23
23
23
23
23
94
94
94
94
94
94
95

High Clouds (% Sky Obscured)

0
0
0
0
0
3
3
3
3
3
3
0
0
0
0
0
0
33
33
33
33
33
33
50

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
9
6
5
7
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
Snow
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 (%)

1
1
1
3
6
11
22
28
31
32
31
31
26
16
12
10
11
12
11
10
10
8
6
6

Precipitation Amount (mm)

0.01
0.01
0.01
0.02
0.05
0.09
0.14
0.21
0.25
0.25
0.25
0.24
0.18
0.1
0.06
0.07
0.08
0.1
0.09
0.08
0.06
0.04
0.03
0.03

Wind Speed/Direction (mph)

8
8
9
10
11
12
13
13
14
15
16
16
16
15
15
14
8
14
12
5
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
89
88
87
87
90
94
97
96
94
93
90
87
85
85
87
88
88
89
89
88
88
88

Pressure (mb)

1007
1007
1008
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012
1012
1013
1014
1014
1015
1015
1016
1016
1017
1017

Ozone (du)

429
426
422
420
418
417
416
415
414
413
413
413
411
409
407
406
406
407
408
410
412
415
418
421

Forecast for Bredhurst, Kent, UK (51.33,0.58)

Generated: 18/01/19 01:22:27. Forecast: 18/01/19 to 24/01/19. Timezone: UTC+0.00