Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 23

Waxing Gibbous 60%

12:13

03:07

02 Good
03 Good
04 Good
05 Good
06 Good
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: 05:46, Set: 20:13, Transit: 13:00. Moon - Rise: 12:13, Set: 03:07. Civil Dark: 20:51 - 05:09. Nautical Dark: 21:38 - 04:21. Astro Dark: 22:35 - 03:25

Total Clouds (% Sky Obscured)

0
1
0
0
1
44
63
58
99
99
98
100
98
98
98
98
97
81
77
95
100
98
99
98

Low Clouds (% Sky Obscured)

0
1
0
0
0
0
0
27
66
70
81
100
54
40
0
2
0
0
0
0
6
0
2
0

Medium Clouds (% Sky Obscured)

0
1
0
0
0
0
0
1
1
52
1
0
0
0
14
0
0
2
3
2
13
79
92
88

High Clouds (% Sky Obscured)

0
0
0
0
0
44
63
53
98
95
93
91
95
98
97
98
97
80
77
95
100
96
98
97

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

Precipitation Type

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
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
4
7
10
9
6
0
5
11
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.02
0.03
0.08
0.14
0.09
0.03
0
0.01
0.07
0.14

Wind Speed/Direction (mph)

13
12
12
11
11
11
12
12
13
13
14
15
15
16
17
17
16
16
15
15
14
14
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
83
87
92
93
90
84
78
74
71
70
68
66
65
65
67
69
72
76
82
88
96
100

Pressure (mb)

1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

365
365
365
364
363
362
362
362
361
360
359
357
355
353
351
350
349
347
345
343
340
337
334
331

Tuesday 24

Waxing Gibbous 71%

13:28

03:45

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: 05:44, Set: 20:15, Transit: 13:00. Moon - Rise: 13:28, Set: 03:45. Civil Dark: 20:53 - 05:07. Nautical Dark: 21:40 - 04:19. Astro Dark: 22:38 - 03:21

Total Clouds (% Sky Obscured)

96
100
98
98
98
96
100
98
70
91
100
100
100
100
100
100
100
100
100
98
100
100
98
100

Low Clouds (% Sky Obscured)

34
100
95
83
46
46
100
97
66
28
100
100
100
100
100
100
100
100
100
78
99
34
93
99

Medium Clouds (% Sky Obscured)

66
26
43
72
95
95
98
56
12
14
37
99
100
89
84
96
88
92
95
98
100
99
98
86

High Clouds (% Sky Obscured)

91
95
88
93
66
13
94
45
12
89
92
84
20
0
17
43
0
47
89
42
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
9
9
10
8
6
4
7
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
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
None

Precipitation Probability (%)

14
11
9
9
9
9
10
10
11
11
10
9
7
4
4
6
10
14
18
21
22
17
10
5

Precipitation Amount (mm)

0.14
0.11
0.09
0.1
0.11
0.12
0.15
0.21
0.26
0.28
0.27
0.23
0.12
0.04
0.02
0.04
0.11
0.18
0.24
0.3
0.3
0.19
0.06
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
9
10
10
10
10
10
11
11
12
12
12
12
12
12
12
11
11
10
9
8
7
6

Feels Like (°C)

4
5
6
7
7
7
7
10
11
11
12
12
12
12
12
12
12
11
11
8
7
5
4
4

Dew Point (°C)

8
8
8
9
9
10
10
10
10
10
10
10
9
9
8
8
8
8
8
8
7
7
6
6

Relative Humidity (%)

100
97
94
94
97
100
100
97
94
91
88
87
85
83
80
79
79
80
83
86
90
93
96
96

Pressure (mb)

1014
1014
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

330
329
329
329
329
329
328
328
328
327
326
326
325
325
325
325
327
329
333
338
343
347
350
353

Wednesday 25

Waxing Gibbous 81%

14:45

04:17

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

Sun - Rise: 05:42, Set: 20:17, Transit: 12:59. Moon - Rise: 14:45, Set: 04:17. Civil Dark: 20:54 - 05:04. Nautical Dark: 21:43 - 04:16. Astro Dark: 22:41 - 03:18

Total Clouds (% Sky Obscured)

90
51
38
23
17
19
45
22
27
34
38
51
55
53
62
38
43
63
63
63
63
63
63
2

Low Clouds (% Sky Obscured)

88
51
38
22
15
15
45
20
22
33
22
29
23
23
6
3
28
30
30
30
30
30
30
0

Medium Clouds (% Sky Obscured)

61
9
2
4
12
10
5
4
13
16
35
49
53
52
61
38
36
59
59
59
59
59
59
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
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
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 (%)

0
0
0
0
0
0
0
0
0
3
4
6
6
6
7
7
7
7
7
12
16
18
18
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.04
0.08
0.09
0.1
0.1
0.08
0.07
0.05
0.04
0.08
0.15
0.18
0.16
0.13

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
5
4
4
5
7
11
12
13
13
13
13
12
12
12
12
11
8
6
5
5
4

Dew Point (°C)

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

Relative Humidity (%)

94
89
87
88
92
94
89
82
76
72
70
70
71
71
71
70
69
70
73
77
82
87
91
92

Pressure (mb)

1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1011

Ozone (du)

355
357
359
361
364
366
366
366
367
367
368
369
368
367
366
365
364
364
366
369
371
373
374
377

Thursday 26

Waxing Gibbous 89%

16:00

04:43

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

Sun - Rise: 05:40, Set: 20:18, Transit: 12:59. Moon - Rise: 16:00, Set: 04:43. Civil Dark: 20:56 - 05:02. Nautical Dark: 21:45 - 04:13. Astro Dark: 22:44 - 03:14

Total Clouds (% Sky Obscured)

2
2
2
2
2
1
1
1
1
1
1
37
37
37
37
37
37
78
78
78
78
78
78
37

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
1
1
16
16
16
16
16
16
26
26
26
26
26
26
10

Medium Clouds (% Sky Obscured)

2
2
2
2
2
0
0
0
0
0
0
35
35
35
35
35
35
42
42
42
42
42
42
27

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
66
66
66
66
66
66
12

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
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
None
None
None
None
None

Precipitation Probability (%)

17
18
18
14
9
7
5
0
0
4
5
6
7
7
7
7
6
6
6
5
5
5
0
0

Precipitation Amount (mm)

0.13
0.21
0.26
0.15
0.04
0.01
0.01
0
0
0.01
0.03
0.05
0.06
0.08
0.09
0.07
0.04
0.02
0.02
0.02
0.01
0.01
0
0

Wind Speed/Direction (mph)

12
13
13
13
13
14
15
16
17
17
17
18
18
17
18
16
14
13
11
11
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
2
1
0
1
3
5
6
10
10
10
10
10
11
10
7
6
5
3
2
2
1

Dew Point (°C)

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

Relative Humidity (%)

94
94
97
99
100
100
94
86
81
76
73
71
70
67
64
64
66
69
71
73
76
79
81
83

Pressure (mb)

1011
1010
1011
1011
1011
1012
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1016
1016
1016
1017
1016
1016

Ozone (du)

382
388
392
391
388
385
386
387
387
387
386
385
385
384
384
384
384
384
384
383
383
382
381
380

Friday 27

Waxing Gibbous 95%

17:15

05:07

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

Sun - Rise: 05:38, Set: 20:20, Transit: 12:59. Moon - Rise: 17:15, Set: 05:07. Civil Dark: 20:58 - 05:00. Nautical Dark: 21:47 - 04:11. Astro Dark: 22:47 - 03:11

Total Clouds (% Sky Obscured)

37
37
37
37
37
0
0
0
0
0
0
23
23
23
23
23
23
77
77
77
77
77
77
98

Low Clouds (% Sky Obscured)

10
10
10
10
10
0
0
0
0
0
0
23
23
23
23
23
23
6
6
6
6
6
6
0

Medium Clouds (% Sky Obscured)

27
27
27
27
27
0
0
0
0
0
0
1
1
1
1
1
1
76
76
76
76
76
76
6

High Clouds (% Sky Obscured)

12
12
12
12
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
98

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
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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
5
7
8
8
8
8
9
9
9
8
8
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.04
0.07
0.07
0.07
0.08
0.09
0.12
0.12
0.08
0.03
0
0
0
0

Wind Speed/Direction (mph)

9
9
9
8
8
8
9
9
9
10
11
11
10
9
8
8
7
6
5
5
2
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
-0
-1
-2
-2
-1
1
4
6
7
7
7
7
7
8
8
10
10
8
7
7
6
5
4

Dew Point (°C)

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

Relative Humidity (%)

86
92
96
100
100
98
90
82
76
73
71
70
71
72
71
71
72
73
74
74
74
76
76
77

Pressure (mb)

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

Ozone (du)

379
379
378
378
377
377
376
375
375
375
376
376
377
378
378
378
376
375
374
374
374
375
377
378

Saturday 28

Waxing Gibbous 99%

18:28

05:30

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 OK
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: 05:36, Set: 20:22, Transit: 12:59. Moon - Rise: 18:28, Set: 05:30. Civil Dark: 21:00 - 04:58. Nautical Dark: 21:50 - 04:08. Astro Dark: 22:51 - 03:07

Total Clouds (% Sky Obscured)

98
98
98
98
98
49
49
49
49
49
49
99
99
99
99
99
99
99
99
99
99
99
99
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
6
6
6
6
6
6
6
6
6
6
6
6
0
0
0
0
0
0
36

Medium Clouds (% Sky Obscured)

6
6
6
6
6
49
49
49
49
49
49
83
83
83
83
83
83
1
1
1
1
1
1
93

High Clouds (% Sky Obscured)

98
98
98
98
98
0
0
0
0
0
0
98
98
98
98
98
98
99
99
99
99
99
99
100

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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

Precipitation Probability (%)

0
0
0
0
0
0
0
8
10
15
18
21
22
22
22
21
20
19
17
16
15
15
15
16

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.01
0.03
0.06
0.12
0.22
0.36
0.54
0.68
0.67
0.59
0.54
0.57
0.63
0.61
0.48
0.31
0.18

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
3
2
2
4
6
8
10
11
10
10
10
10
10
8
7
6
4
3
2
1
1

Dew Point (°C)

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

Relative Humidity (%)

78
82
85
87
87
86
81
77
73
72
71
71
70
69
68
67
67
69
73
78
84
89
91
91

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1011

Ozone (du)

379
381
381
382
382
382
382
381
381
382
383
384
384
384
384
384
384
384
384
383
382
382
382
382

Sunday 29

Waxing Gibbous 100%

19:40

05:53

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: 05:34, Set: 20:23, Transit: 12:59. Moon - Rise: 19:40, Set: 05:53. Civil Dark: 21:02 - 04:56. Nautical Dark: 21:52 - 04:06. Astro Dark: 22:54 - 03:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

36
36
36
36
36
100
100
100
100
100
100
15
15
15
15
15
15
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

93
93
93
93
93
100
100
100
100
100
100
100
100
100
100
100
100
68
68
68
68
68
68
47

High Clouds (% Sky Obscured)

100
100
100
100
100
98
98
98
98
98
98
99
99
99
99
99
99
100
100
100
100
100
100
36

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
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
None
None
None
None
Very Light Rain

Precipitation Probability (%)

15
14
12
10
0
0
0
0
0
0
0
0
12
13
14
14
13
13
11
0
0
0
0
9

Precipitation Amount (mm)

0.1
0.04
0.02
0.01
0
0
0
0
0
0
0
0
0.03
0.14
0.24
0.2
0.1
0.04
0.01
0
0
0
0
0.01

Wind Speed/Direction (mph)

11
11
10
11
11
11
12
12
12
12
12
13
14
15
16
16
15
15
14
13
13
13
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
94
100
100
100
100
96
89
83
80
79
79
77
74
69
66
64
63
64
67
72
78
82

Pressure (mb)

1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012

Ozone (du)

381
381
381
382
383
384
384
384
384
384
385
387
391
397
402
404
404
405
407
410
411
411
410
408

Forecast for Bedford MK43 9NJ, UK (52.07,-0.51)

Generated: 23/04/18 02:34:47. Forecast: 23/04/18 to 29/04/18. Timezone: UTC+1.00