Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 19

Waxing Gibbous 98%

14:47

06:18

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
02 Bad
03 Bad

Sun - Rise: 08:04, Set: 16:37, Transit: 12:21. Moon - Rise: 14:47, Set: 06:18. Civil Dark: 17:15 - 07:27. Nautical Dark: 17:56 - 06:45. Astro Dark: 18:36 - 06:05

Total Clouds (% Sky Obscured)

98
98
100
100
100
98
100
100
77
86
75
59
97
52
56
70
93
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
62
78
99
100
94
100
100
77
84
73
56
93
44
52
66
92
98
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

96
94
99
99
96
71
52
91
52
42
18
13
35
34
29
23
16
14
2
2
4
7
8
10

High Clouds (% Sky Obscured)

95
94
91
89
86
82
66
6
4
0
0
0
26
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
4
4
5
5
6
7
7
7
5
3
2
2
2
3
6
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
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 (%)

100
96
59
57
50
48
47
45
44
47
51
53
51
42
31
26
20
15
16
19
21
19
18
18

Precipitation Amount (mm)

0.2
0.43
0.63
0.51
0.31
0.23
0.21
0.23
0.27
0.37
0.55
0.66
0.53
0.34
0.2
0.12
0.06
0.03
0.02
0.03
0.03
0.03
0.03
0.03

Wind Speed/Direction (mph)

10
10
10
11
11
11
10
10
9
8
6
6
5
6
5
5
6
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
92
92
94
95
96
96
95
93
91
89
89
89
89
90
89
89
89
89
89
89
89
89

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1006
1006
1006
1007
1007
1008
1008
1009
1010
1010
1011

Ozone (du)

354
355
356
357
357
358
359
360
360
360
360
359
358
358
357
357
357
357
357
356
355
355
356
355

Sunday 20

Waxing Gibbous 100%

15:52

07:23

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 Good
22 Good
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 08:03, Set: 16:39, Transit: 12:21. Moon - Rise: 15:52, Set: 07:23. Civil Dark: 17:16 - 07:26. Nautical Dark: 17:58 - 06:44. Astro Dark: 18:37 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
98
100
100
100
96
95
99
100
100
98
83
89
77
5
3
99
100
99
92
73

Low Clouds (% Sky Obscured)

100
100
100
100
98
100
100
99
91
91
98
100
100
98
80
88
77
4
3
99
100
99
92
72

Medium Clouds (% Sky Obscured)

16
25
41
46
42
28
38
65
91
90
81
77
46
32
64
55
3
1
0
23
10
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
6

ISS Passover

Visibility (miles)

10
9
9
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

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
None
None
None
None
None
None
None
None

Precipitation Probability (%)

18
18
17
14
10
9
8
8
8
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
91
94
95
93
92
88
85
83
82
83
84
84
86
85
85
84
83
83
82
83
84

Pressure (mb)

1011
1012
1013
1014
1015
1016
1017
1018
1018
1019
1019
1020
1021
1022
1022
1023
1024
1024
1025
1025
1026
1026
1026
1026

Ozone (du)

355
354
353
351
350
348
347
346
346
346
346
346
345
343
343
345
348
349
347
343
340
339
339
339

Monday 21

Full Moon 99%

17:09

08:17

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
02 Bad
03 Bad

Sun - Rise: 08:02, Set: 16:40, Transit: 12:21. Moon - Rise: 17:09, Set: 08:17. Civil Dark: 17:18 - 07:25. Nautical Dark: 17:59 - 06:43. Astro Dark: 18:39 - 06:04

Total Clouds (% Sky Obscured)

94
91
88
87
81
95
96
100
99
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

91
80
75
68
67
51
44
53
45
44
45
69
81
98
82
82
82
82
82
82
72
72
72
72

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
16
45
87
25
8
9
91
99
100
100
100
100
100
100
95
95
95
95

High Clouds (% Sky Obscured)

39
52
52
57
72
90
93
99
99
98
100
100
100
100
100
100
100
100
100
100
98
98
98
98

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
3
1
0
1
4
9
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
9
11
10
10
9
13
19
34
62
74
70
61
57
50

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.02
0.02
0.02
0.03
0.03
0.08
0.39
1.27
1.96
1.42
0.59
0.22

Wind Speed/Direction (mph)

7
6
5
4
3
2
3
4
6
7
8
9
11
12
13
15
17
19
20
21
21
20
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
86
87
90
92
93
93
93
91
87
83
80
78
79
81
82
82
81
82
83
82
81
79
79

Pressure (mb)

1026
1026
1026
1026
1027
1027
1026
1025
1025
1024
1022
1021
1020
1019
1017
1015
1014
1012
1010
1008
1006
1005
1005
1004

Ozone (du)

339
338
338
337
337
337
337
337
338
337
337
337
337
337
338
341
345
350
357
364
374
387
402
414

Tuesday 22

Waning Gibbous 95%

18:32

09:00

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

Sun - Rise: 08:01, Set: 16:42, Transit: 12:21. Moon - Rise: 18:32, Set: 09:00. Civil Dark: 17:19 - 07:24. Nautical Dark: 18:00 - 06:43. Astro Dark: 18:40 - 06:03

Total Clouds (% Sky Obscured)

100
100
25
25
25
25
25
25
73
73
73
73
73
73
45
45
45
45
45
45
6
6
6
6

Low Clouds (% Sky Obscured)

72
72
1
1
1
1
1
1
26
26
26
26
26
26
10
10
10
10
10
10
1
1
1
1

Medium Clouds (% Sky Obscured)

95
95
24
24
24
24
24
24
66
66
66
66
66
66
44
44
44
44
44
44
6
6
6
6

High Clouds (% Sky Obscured)

98
98
2
2
2
2
2
2
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
5
2
5
10
10
10
10
10
9
5
2
2
3
4
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

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

Precipitation Probability (%)

32
12
3
7
13
13
13
7
4
13
18
22
20
17
15
12
9
7
6
4
3
6
10
13

Precipitation Amount (mm)

0.08
0.02
0.01
0.01
0.03
0.05
0.03
0.02
0.01
0.03
0.11
0.2
0.19
0.14
0.11
0.09
0.09
0.08
0.04
0.03
0.04
0.04
0.06
0.09

Wind Speed/Direction (mph)

15
14
14
12
12
13
13
14
17
17
18
18
17
15
14
14
14
13
13
13
13
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
79
79
80
81
83
84
84
84
80
79
77
76
76
76
76
76
77
76
76
77
78
79
80

Pressure (mb)

1003
1003
1003
1002
1002
1001
1001
1000
1000
999
999
998
998
998
999
999
998
998
998
997
997
996
996
995

Ozone (du)

423
430
434
436
436
438
445
454
462
468
473
477
480
481
480
475
467
460
456
452
451
452
455
458

Wednesday 23

Waning Gibbous 88%

19:56

09:35

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

Sun - Rise: 08:00, Set: 16:44, Transit: 12:22. Moon - Rise: 19:56, Set: 09:35. Civil Dark: 17:21 - 07:23. Nautical Dark: 18:02 - 06:42. Astro Dark: 18:41 - 06:02

Total Clouds (% Sky Obscured)

6
6
1
1
1
1
1
1
6
6
6
6
6
6
49
49
49
49
49
49
97
97
97
97

Low Clouds (% Sky Obscured)

1
1
1
1
1
1
1
1
2
2
2
2
2
2
6
6
6
6
6
6
3
3
3
3

Medium Clouds (% Sky Obscured)

6
6
1
1
1
1
1
1
5
5
5
5
5
5
27
27
27
27
27
27
95
95
95
95

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
33
33
33
33
33
33
47
47
47
47

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

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
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

15
16
18
17
16
13
11
12
11
12
15
15
11
6
0
0
0
0
0
0
0
5
12
19

Precipitation Amount (mm)

0.12
0.15
0.17
0.14
0.09
0.06
0.04
0.03
0.03
0.04
0.06
0.07
0.04
0.01
0
0
0
0
0
0
0
0.02
0.07
0.13

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
82
84
85
86
86
83
82
81
81
81
79
77
76
75
73
73
75
78
80
80
78
77

Pressure (mb)

995
994
994
994
994
994
994
994
994
995
995
995
996
996
997
998
998
998
998
998
998
999
999
999

Ozone (du)

459
460
460
460
459
458
457
455
452
448
443
437
432
427
423
419
417
417
421
427
433
438
442
443

Thursday 24

Waning Gibbous 79%

21:18

10:03

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 Good
01 Good
02 Good
03 Good

Sun - Rise: 07:59, Set: 16:45, Transit: 12:22. Moon - Rise: 21:18, Set: 10:03. Civil Dark: 17:23 - 07:21. Nautical Dark: 18:03 - 06:41. Astro Dark: 18:43 - 06:01

Total Clouds (% Sky Obscured)

97
97
100
100
100
100
100
100
98
98
98
98
98
98
98
98
98
98
98
98
4
4
4
4

Low Clouds (% Sky Obscured)

3
3
96
96
96
96
96
96
98
98
98
98
98
98
98
98
98
98
98
98
4
4
4
4

Medium Clouds (% Sky Obscured)

95
95
100
100
100
100
100
100
33
33
33
33
33
33
2
2
2
2
2
2
0
0
0
0

High Clouds (% Sky Obscured)

47
47
0
0
0
0
0
0
9
9
9
9
9
9
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

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

Precipitation Probability (%)

18
15
9
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.1
0.05
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
83
87
90
91
92
90
88
86
83
80
78
77
78
79
80
80
80
80
80
80
80
80
80

Pressure (mb)

1000
1001
1002
1003
1005
1006
1007
1007
1008
1008
1009
1009
1009
1010
1010
1011
1011
1012
1012
1013
1013
1013
1013
1013

Ozone (du)

440
435
430
425
421
417
416
415
415
414
412
412
412
412
412
411
411
410
410
409
408
408
408
408

Friday 25

Waning Gibbous 79%

22:38

10:28

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 OK
01 OK
02 OK
03 OK

Sun - Rise: 07:57, Set: 16:47, Transit: 12:22. Moon - Rise: 22:38, Set: 10:28. Civil Dark: 17:24 - 07:20. Nautical Dark: 18:05 - 06:40. Astro Dark: 18:44 - 06:00

Total Clouds (% Sky Obscured)

4
4
6
6
6
6
6
6
95
95
95
95
95
95
49
49
49
49
49
49
16
16
16
16

Low Clouds (% Sky Obscured)

4
4
6
6
6
6
6
6
95
95
95
95
95
95
49
49
49
49
49
49
16
16
16
16

Medium 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

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

Precipitation Probability (%)

0
0
0
0
4
6
7
7
9
11
12
12
7
4
4
3
3
3
5
6
9
9
9
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
14
14
14
14
15
15
15
15
15
15
15
14
13
13
13
13
13
13
14
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
78
79
79
80
78
75
71
69
66
64
64
65
66
69
72
75
77
79
79
80
79
78

Pressure (mb)

1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

407
407
406
406
405
405
404
403
403
405
407
410
413
416
420
423
426
428
429
429
429
430
430
430

Forecast for Bristol, City of Bristol, UK (51.45,-2.59)

Generated: 19/01/19 04:00:39. Forecast: 19/01/19 to 25/01/19. Timezone: UTC+0.00