Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waxing Gibbous 92%

13:55

05:05

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: 16:35, Transit: 12:19. Moon - Rise: 13:55, Set: 05:05. Civil Dark: 17:13 - 07:26. Nautical Dark: 17:54 - 06:45. Astro Dark: 18:34 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
100
100
100
100
100
99
99
99
98
99
86
91
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
3
20
28
76
10
93
98
97
98
80
86
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
97
95
99
100
100
100
100
98
98
77
68
28
47
67
55
40
30
83
83

High Clouds (% Sky Obscured)

100
100
100
100
100
98
97
91
78
82
70
87
58
87
43
3
1
14
8
6
2
2
6
2

ISS Passover

Visibility (miles)

8
10
10
10
10
10
10
10
10
8
5
2
1
1
1
1
1
2
5
10
10
10
9
6

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
3
14
29
42
48
54
57
65
71
72
65
55
52
51
47
44

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.01
0.06
0.2
0.36
0.44
0.48
0.54
0.72
0.97
1.05
0.77
0.46
0.31
0.24
0.19
0.18

Wind Speed/Direction (mph)

5
6
7
9
10
11
11
11
12
13
15
16
17
18
18
18
18
18
18
18
18
17
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
72
71
70
69
69
69
70
72
74
74
78
78
79
81
81
82
83
83
83
83
84
85
86

Pressure (mb)

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

Ozone (du)

342
344
346
348
350
351
352
353
354
355
356
356
356
356
356
357
358
358
359
360
360
359
357
356

Saturday 19

Waxing Gibbous 98%

14:47

06:17

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: 08:03, Set: 16:36, Transit: 12:20. Moon - Rise: 14:47, Set: 06:17. Civil Dark: 17:14 - 07:25. Nautical Dark: 17:55 - 06:44. Astro Dark: 18:35 - 06:04

Total Clouds (% Sky Obscured)

100
100
98
100
100
99
99
99
99
98
98
99
100
99
77
98
98
98
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
97
98
99
96
46
70
19
14
36
67
93
98
73
97
98
98
99
99
100
100
100
100

Medium Clouds (% Sky Obscured)

77
58
20
78
93
93
99
94
96
96
95
98
98
94
46
41
47
65
78
31
10
7
18
54

High Clouds (% Sky Obscured)

34
42
55
83
68
43
77
94
97
89
88
88
88
56
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
3
1
1
1
1
4
7
9
10
10
10
10
6
4
5
9
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 (%)

48
55
58
59
55
47
37
28
21
20
17
17
21
26
28
27
21
17
14
11
11
10
9
7

Precipitation Amount (mm)

0.22
0.32
0.39
0.37
0.31
0.25
0.17
0.12
0.11
0.08
0.07
0.08
0.11
0.18
0.21
0.19
0.13
0.08
0.05
0.03
0.02
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
88
89
89
90
92
96
98
97
93
91
89
89
88
90
90
90
88
87
87
86
86
87

Pressure (mb)

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

Ozone (du)

357
359
360
362
363
364
365
365
365
365
364
364
363
362
361
361
361
360
358
356
355
353
352
352

Sunday 20

Waxing Gibbous 100%

15:52

07:21

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: 08:02, Set: 16:38, Transit: 12:20. Moon - Rise: 15:52, Set: 07:21. Civil Dark: 17:16 - 07:24. Nautical Dark: 17:57 - 06:43. Astro Dark: 18:36 - 06:04

Total Clouds (% Sky Obscured)

100
100
100
98
99
98
93
93
97
98
98
100
99
98
93
83
86
92
92
92
92
92
92
96

Low Clouds (% Sky Obscured)

100
100
100
94
88
84
72
91
83
98
98
100
99
98
93
81
84
89
89
89
89
89
89
96

Medium Clouds (% Sky Obscured)

92
97
99
98
98
97
85
71
94
70
57
27
9
3
1
1
2
2
2
2
2
2
2
72

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
16
13
26
26
26
26
26
26
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
88
88
89
90
93
95
96
95
94
94
91
89
86
85
85
85
84
84
84
84
84
85

Pressure (mb)

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

Ozone (du)

352
353
353
353
352
351
349
348
346
344
343
342
342
343
343
343
342
341
341
341
341
342
342
342

Monday 21

Full Moon 100%

17:08

08:16

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: 08:01, Set: 16:40, Transit: 12:20. Moon - Rise: 17:08, Set: 08:16. Civil Dark: 17:17 - 07:24. Nautical Dark: 17:58 - 06:42. Astro Dark: 18:38 - 06:03

Total Clouds (% Sky Obscured)

96
96
96
96
96
86
86
86
86
86
86
93
93
93
93
93
93
99
99
99
99
99
99
100

Low Clouds (% Sky Obscured)

96
96
96
96
96
56
56
56
56
56
56
88
88
88
88
88
88
30
30
30
30
30
30
74

Medium Clouds (% Sky Obscured)

72
72
72
72
72
0
0
0
0
0
0
0
0
0
0
0
0
32
32
32
32
32
32
98

High Clouds (% Sky Obscured)

0
0
0
0
0
71
71
71
71
71
71
43
43
43
43
43
43
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
6
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

None
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 (%)

0
9
12
14
15
15
9
0
0
0
0
0
0
0
0
0
0
0
8
15
34
51
56
55

Precipitation Amount (mm)

0
0.01
0.01
0.02
0.02
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0.04
0.11
0.32
0.72
0.97

Wind Speed/Direction (mph)

6
6
6
7
7
7
6
6
6
5
2
6
5
6
7
7
7
7
9
10
12
13
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
85
86
87
89
92
92
90
88
88
81
78
77
77
78
80
80
80
80
81
82
82

Pressure (mb)

1025
1025
1026
1026
1026
1026
1026
1027
1027
1026
1026
1025
1025
1023
1022
1021
1020
1019
1018
1016
1015
1013
1012
1011

Ozone (du)

342
342
341
339
337
336
335
336
337
338
341
342
342
341
341
343
346
349
353
358
365
375
387
399

Tuesday 22

Waning Gibbous 99%

18:31

08:59

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

Sun - Rise: 08:00, Set: 16:41, Transit: 12:21. Moon - Rise: 18:31, Set: 08:59. Civil Dark: 17:19 - 07:23. Nautical Dark: 18:00 - 06:42. Astro Dark: 18:39 - 06:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
37
37
37
37
37
37
9
9
9
9
9
9
0

Low Clouds (% Sky Obscured)

74
74
74
74
74
3
3
3
3
3
3
37
37
37
37
37
37
9
9
9
9
9
9
0

Medium Clouds (% Sky Obscured)

98
98
98
98
98
100
100
100
100
100
100
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)

6
10
10
10
7
5
6
10
10
10
10
10
10
5
2
1
1
2
5
8
10
10
9
8

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

Precipitation Probability (%)

48
27
19
24
30
34
36
24
10
0
0
0
13
19
21
21
20
17
14
12
11
10
10
9

Precipitation Amount (mm)

0.69
0.3
0.17
0.31
0.66
0.84
0.51
0.12
0.01
0
0
0
0.03
0.11
0.19
0.17
0.11
0.08
0.06
0.05
0.05
0.05
0.04
0.04

Wind Speed/Direction (mph)

14
13
13
14
14
14
13
11
10
10
11
11
12
12
12
11
10
9
9
9
9
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Relative Humidity (%)

81
80
79
79
81
83
84
86
86
86
84
83
82
82
81
81
80
81
80
80
81
81
81
82

Pressure (mb)

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

Ozone (du)

414
428
439
442
441
441
444
447
452
457
463
466
465
461
456
447
436
428
424
422
422
423
426
429

Wednesday 23

Waning Gibbous 95%

19:55

09:33

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

Sun - Rise: 07:59, Set: 16:43, Transit: 12:21. Moon - Rise: 19:55, Set: 09:33. Civil Dark: 17:20 - 07:21. Nautical Dark: 18:01 - 06:41. Astro Dark: 18:41 - 06:01

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
39
39
39
39
39
39
28
28
28
28
28
28
91

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
39
39
39
39
39
39
6
6
6
6
6
6
61

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
25
25
25
25
25
25
87

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
9
6
3
2
5
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
None
Snow
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 (%)

6
6
5
7
7
9
12
15
19
17
15
13
11
0
0
0
0
0
0
0
0
0
0
2

Precipitation Amount (mm)

0.03
0.02
0.03
0.02
0.03
0.05
0.07
0.1
0.11
0.09
0.05
0.03
0.01
0
0
0
0
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
81
82
84
86
88
92
93
91
90
88
88
85
84
83
84
83
82
80
80
80
81
82

Pressure (mb)

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

Ozone (du)

429
429
429
428
426
425
424
423
422
422
423
423
424
425
427
428
429
431
432
434
436
438
441
443

Thursday 24

Waning Gibbous 88%

21:17

10:02

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 OK
21 OK
22 OK
23 OK
00 Bad

Sun - Rise: 07:57, Set: 16:45, Transit: 12:21. Moon - Rise: 21:17, Set: 10:02. Civil Dark: 17:22 - 07:20. Nautical Dark: 18:03 - 06:40. Astro Dark: 18:42 - 06:00

Total Clouds (% Sky Obscured)

91
91
91
91
91
79
79
79
79
79
79
99
99
99
99
99
99
34
34
34
34
34
34
76

Low Clouds (% Sky Obscured)

61
61
61
61
61
65
65
65
65
65
65
94
94
94
94
94
94
34
34
34
34
34
34
67

Medium Clouds (% Sky Obscured)

87
87
87
87
87
60
60
60
60
60
60
89
89
89
89
89
89
0
0
0
0
0
0
9

High Clouds (% Sky Obscured)

0
0
0
0
0
2
2
2
2
2
2
95
95
95
95
95
95
0
0
0
0
0
0
28

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
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 (%)

3
5
7
8
10
10
8
6
5
0
0
0
8
9
8
6
4
0
0
0
0
2
3
4

Precipitation Amount (mm)

0.01
0.03
0.04
0.05
0.05
0.05
0.03
0.02
0.01
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
11
11
11
12
12
7
11
12
6
12
13
12
6
11
11
11
11
10
4
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
83
83
84
86
88
91
91
91
88
87
85
83
82
82
82
82
82
81
82
82
82
82

Pressure (mb)

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

Ozone (du)

443
443
441
438
434
429
424
417
413
411
410
411
413
416
419
422
424
426
429
433
436
438
439
439

Forecast for Bath, Bath and North East Somerset, UK (51.38,-2.36)

Generated: 18/01/19 01:10:26. Forecast: 18/01/19 to 24/01/19. Timezone: UTC+0.00