Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waxing Gibbous 92%

13:36

04:56

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
01 Bad

Sun - Rise: 07:56, Set: 16:17, Transit: 12:06. Moon - Rise: 13:36, Set: 04:56. Civil Dark: 16:56 - 07:17. Nautical Dark: 17:38 - 06:34. Astro Dark: 18:19 - 05:53

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
5
1
5
2
3
6
9
5
11

Medium Clouds (% Sky Obscured)

81
16
69
60
33
79
88
98
100
100
98
100
100
99
99
100
100
100
99
100
100
100
100
99

High Clouds (% Sky Obscured)

100
99
97
98
99
98
98
99
100
100
100
100
100
100
98
98
98
94
59
46
8
43
93
48

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
5
2
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

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
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
3
4
8
17
23
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.05
0.18
0.32
0.26

Wind Speed/Direction (mph)

3
5
6
4
3
3
4
4
5
6
7
8
8
8
9
10
11
11
11
12
12
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
86
85
83
83
83
82
80
77
73
72
72
72
73
72
74
76
76
77
76
76
76
76
76

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013

Ozone (du)

341
343
345
346
348
350
352
353
355
356
358
358
358
359
360
361
363
364
366
367
367
368
369
369

Saturday 19

Waxing Gibbous 98%

14:27

06:08

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
01 OK

Sun - Rise: 07:55, Set: 16:18, Transit: 12:06. Moon - Rise: 14:27, Set: 06:08. Civil Dark: 16:57 - 07:16. Nautical Dark: 17:40 - 06:33. Astro Dark: 18:20 - 05:52

Total Clouds (% Sky Obscured)

98
99
93
99
100
100
99
98
100
99
100
99
99
100
99
99
99
100
100
100
99
95
82
43

Low Clouds (% Sky Obscured)

11
12
7
2
4
1
1
48
57
89
99
97
98
99
98
98
99
99
100
100
98
89
73
23

Medium Clouds (% Sky Obscured)

98
99
89
98
100
100
99
97
100
98
96
99
97
95
98
95
89
98
100
98
91
90
76
34

High Clouds (% Sky Obscured)

33
29
56
94
100
91
17
1
62
64
75
75
65
58
58
62
41
27
23
23
11
3
2
8

ISS Passover

Visibility (miles)

2
3
2
1
2
5
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

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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

15
12
12
11
10
7
5
0
0
5
6
6
6
5
4
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.14
0.08
0.11
0.19
0.21
0.11
0.02
0
0
0.01
0.03
0.03
0.02
0.02
0.01
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-1
-1
-1
-1
-1
-2

Relative Humidity (%)

77
77
77
76
76
77
78
79
78
77
77
75
72
70
71
72
73
75
77
80
81
83
85
86

Pressure (mb)

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

Ozone (du)

370
370
370
370
370
369
368
367
366
366
366
366
366
367
367
368
368
368
368
368
368
368
368
368

Sunday 20

Waxing Gibbous 100%

15:32

07:13

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

Sun - Rise: 07:53, Set: 16:20, Transit: 12:07. Moon - Rise: 15:32, Set: 07:13. Civil Dark: 16:59 - 07:15. Nautical Dark: 17:41 - 06:32. Astro Dark: 18:22 - 05:52

Total Clouds (% Sky Obscured)

38
33
26
4
6
5
2
4
9
21
59
56
48
40
21
4
1
1
1
1
1
1
0
0

Low Clouds (% Sky Obscured)

1
0
0
0
1
4
2
4
9
21
59
56
48
40
21
4
1
1
1
1
1
1
0
0

Medium Clouds (% Sky Obscured)

38
30
13
3
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
6
16
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
85
85
83
83
83
85
84
80
73
69
67
67
68
73
79
82
82
80
79
79
80
81
84

Pressure (mb)

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

Ozone (du)

367
366
365
364
363
361
360
359
359
358
358
357
356
356
356
357
357
358
358
357
354
351
349
349

Monday 21

Full Moon 99%

16:49

08:07

02 Good
03 Good
04 Good
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

Sun - Rise: 07:52, Set: 16:22, Transit: 12:07. Moon - Rise: 16:49, Set: 08:07. Civil Dark: 17:00 - 07:14. Nautical Dark: 17:43 - 06:31. Astro Dark: 18:23 - 05:51

Total Clouds (% Sky Obscured)

0
0
0
0
77
77
77
77
77
77
66
66
66
66
66
66
56
56
56
56
56
56
98
98

Low Clouds (% Sky Obscured)

0
0
0
0
65
65
65
65
65
65
31
31
31
31
31
31
16
16
16
16
16
16
19
19

Medium Clouds (% Sky Obscured)

0
0
0
0
2
2
2
2
2
2
0
0
0
0
0
0
49
49
49
49
49
49
42
42

High Clouds (% Sky Obscured)

0
0
0
0
34
34
34
34
34
34
52
52
52
52
52
52
0
0
0
0
0
0
97
97

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
4
2
2
1
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

None
None
None
None
None
None
None
None
None
Snow
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 (%)

0
0
2
3
4
4
4
4
5
8
0
0
0
0
0
0
0
0
6
14
33
52
52
49

Precipitation Amount (mm)

0
0
0.01
0.01
0.02
0.03
0.03
0.03
0.02
0.01
0
0
0
0
0
0
0
0
0.02
0.05
0.12
0.27
0.46
0.73

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1024
1024
1024
1024
1024
1024
1025
1025
1024
1024
1023
1023
1022
1021
1020
1019
1018
1017
1016
1014
1013
1011
1009
1008

Ozone (du)

350
352
353
353
353
353
353
353
352
352
352
354
356
357
355
353
353
356
361
366
372
378
385
392

Tuesday 22

Waning Gibbous 95%

18:13

08:49

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
01 Bad

Sun - Rise: 07:51, Set: 16:23, Transit: 12:07. Moon - Rise: 18:13, Set: 08:49. Civil Dark: 17:02 - 07:13. Nautical Dark: 17:44 - 06:30. Astro Dark: 18:25 - 05:50

Total Clouds (% Sky Obscured)

98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
88
88

Low Clouds (% Sky Obscured)

19
19
19
19
13
13
13
13
13
13
100
100
100
100
100
100
32
32
32
32
32
32
6
6

Medium Clouds (% Sky Obscured)

42
42
42
42
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
85
85

High Clouds (% Sky Obscured)

97
97
97
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
76
76

ISS Passover

Visibility (miles)

0
0
0
0
1
5
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
Snow
Snow
Snow
Snow
Snow
Snow
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

42
34
30
17
10
12
19
20
25
22
17
15
0
0
0
0
0
0
4
3
3
0
0
0

Precipitation Amount (mm)

1.04
1.12
0.73
0.27
0.06
0.06
0.25
0.45
0.37
0.19
0.07
0.03
0
0
0
0
0
0
0.01
0.01
0.01
0
0
0

Wind Speed/Direction (mph)

15
15
14
13
12
12
13
13
13
13
12
10
8
6
6
6
7
7
6
7
4
5
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

400
409
416
424
432
440
448
453
453
449
446
446
447
448
453
458
462
461
457
454
452
450
448
446

Wednesday 23

Waning Gibbous 95%

19:38

09:23

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
01 Bad

Sun - Rise: 07:50, Set: 16:25, Transit: 12:07. Moon - Rise: 19:38, Set: 09:23. Civil Dark: 17:04 - 07:11. Nautical Dark: 17:46 - 06:29. Astro Dark: 18:26 - 05:49

Total Clouds (% Sky Obscured)

88
88
88
88
99
99
99
99
99
99
100
100
100
100
100
100
77
77
77
77
77
77
70
70

Low Clouds (% Sky Obscured)

6
6
6
6
99
99
99
99
99
99
100
100
100
100
100
100
77
77
77
77
77
77
70
70

Medium Clouds (% Sky Obscured)

85
85
85
85
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

76
76
76
76
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
4
3
0
0
0
0
0
0
0
8
9
3
3
2
0
0
0
0
1
0
0
0
1

Precipitation Amount (mm)

0.01
0.02
0.01
0
0
0
0
0
0
0
0.01
0.02
0.03
0.03
0.02
0
0
0
0
0.01
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

999
999
999
999
1000
1000
1001
1001
1002
1002
1002
1002
1003
1003
1003
1004
1004
1005
1005
1006
1006
1007
1007
1007

Ozone (du)

444
442
442
442
442
442
442
442
440
439
437
435
432
430
429
428
428
430
434
437
439
440
439
435

Thursday 24

Waning Gibbous 88%

21:02

09:50

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

Sun - Rise: 07:48, Set: 16:27, Transit: 12:08. Moon - Rise: 21:02, Set: 09:50. Civil Dark: 17:05 - 07:10. Nautical Dark: 17:47 - 06:28. Astro Dark: 18:27 - 05:48

Total Clouds (% Sky Obscured)

70
70
70
70
48
48
48
48
48
48
34
34
34
34
34
34
98
98
98
98
98
98
100
100

Low Clouds (% Sky Obscured)

70
70
70
70
48
48
48
48
48
48
30
30
30
30
30
30
72
72
72
72
72
72
98
98

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
12
12
12
12
12
12
88
88
88
88
88
88
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
92
92
92
92
92
92
96
96

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

Precipitation Probability (%)

2
5
8
11
21
26
26
25
20
14
11
9
8
6
6
5
5
5
7
8
5
4
4
4

Precipitation Amount (mm)

0.02
0.05
0.07
0.11
0.14
0.18
0.21
0.2
0.13
0.06
0.04
0.04
0.03
0.02
0.02
0.03
0.03
0.04
0.05
0.05
0.03
0.02
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
86
85
86
86
87
87
86
86
85
84
83
81
80
80
80
83
83
84
84
85
85
84
85

Pressure (mb)

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

Ozone (du)

429
424
422
421
420
419
418
417
416
414
413
412
410
410
409
410
411
413
416
419
422
425
428
431

Forecast for Great Ellingham, Norfolk, UK (52.53,0.98)

Generated: 18/01/19 02:17:00. Forecast: 18/01/19 to 24/01/19. Timezone: UTC+0.00