Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 25

Waxing Gibbous 86%

No Rise

04:15

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

Sun - Rise: 05:15, Set: 21:10, Transit: 13:13. Moon - Rise: No Rise, Set: 04:15. Civil Dark: 21:52 - 04:32. Nautical Dark: 22:51 - 03:33. Astro Dark: 00:31 - 01:48

Total Clouds (% Sky Obscured)

100
97
100
99
100
99
99
93
70
8
2
2
4
10
17
49
52
71
77
87
95
51
100
90

Low Clouds (% Sky Obscured)

89
2
2
11
1
16
8
13
14
6
2
2
3
2
9
16
31
65
71
84
18
33
100
62

Medium Clouds (% Sky Obscured)

21
92
85
78
70
31
10
2
0
0
0
1
2
10
14
45
42
34
36
39
95
38
9
53

High Clouds (% Sky Obscured)

98
88
100
98
99
99
99
92
66
2
0
0
0
0
0
0
0
0
0
3
0
6
8
58

ISS Passover

Visibility (miles)

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

Precipitation Type

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
None
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

18
12
8
6
3
2
1
1
1
1
1
1
2
2
2
2
1
1
2
4
5
5
8
10

Precipitation Amount (mm)

0.3
0.04
0.14
0.08
0.03
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.04
0.06
0.05
0.09
0.15

Wind Speed/Direction (mph)

1
6
7
6
5
4
5
5
6
7
7
8
9
9
10
11
12
12
13
14
15
15
15
15

Chance of Frost

Temperature (°C)

16
16
16
16
15
14
14
13
13
13
12
12
12
12
13
14
15
16
17
17
18
18
19
19

Feels Like (°C)

16
16
16
16
15
14
14
13
13
13
12
12
12
12
13
14
15
16
17
17
18
18
19
19

Dew Point (°C)

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

Relative Humidity (%)

82
82
83
84
86
89
91
93
94
94
94
94
95
97
95
91
85
81
80
79
79
79
78
78

Pressure (mb)

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

Ozone (du)

352
353
355
356
358
360
361
361
362
362
362
361
359
357
355
353
351
349
347
345
343
341
339
338

Saturday 26

Waxing Gibbous 93%

17:40

04:39

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

Sun - Rise: 05:14, Set: 21:11, Transit: 13:13. Moon - Rise: 17:40, Set: 04:39. Civil Dark: 21:53 - 04:31. Nautical Dark: 22:53 - 03:32. Astro Dark: 00:38 - 01:41

Total Clouds (% Sky Obscured)

90
60
60
87
100
100
67
21
28
27
25
68
43
27
42
73
85
71
51
98
98
99
100
91

Low Clouds (% Sky Obscured)

84
22
6
30
99
12
9
9
25
27
19
30
34
23
18
67
71
61
41
37
29
48
63
47

Medium Clouds (% Sky Obscured)

41
41
52
47
25
31
27
8
9
7
10
12
0
0
0
0
0
13
16
91
62
13
88
52

High Clouds (% Sky Obscured)

20
21
20
77
81
100
59
13
1
1
12
55
13
6
29
16
48
20
8
83
98
99
99
80

ISS Passover

Visibility (miles)

10
10
9
8
8
8
8
8
8
7
7
6
6
7
7
7
8
8
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
Moderate Rain
Moderate Rain
Moderate 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
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

12
18
25
34
44
48
41
26
13
7
6
9
8
7
7
6
4
3
5
9
10
10
9
8

Precipitation Amount (mm)

0.2
0.5
0.93
1.62
3.13
4.06
2.55
0.72
0.12
0.04
0.04
0.07
0.06
0.04
0.04
0.03
0.02
0.01
0.02
0.08
0.13
0.12
0.1
0.09

Wind Speed/Direction (mph)

16
17
18
18
18
18
18
18
18
16
15
13
12
12
11
11
10
10
9
8
8
8
7
7

Chance of Frost

Temperature (°C)

19
19
18
18
17
16
15
15
15
14
14
14
14
14
14
14
15
16
16
16
16
17
17
18

Feels Like (°C)

19
19
18
18
17
16
15
15
15
14
14
14
14
14
14
14
15
16
16
16
16
17
17
18

Dew Point (°C)

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

Relative Humidity (%)

78
79
81
85
89
93
95
97
97
97
97
96
97
98
98
95
93
91
91
90
89
87
84
82

Pressure (mb)

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

Ozone (du)

338
338
338
338
338
338
338
339
339
339
339
338
337
335
334
334
335
337
339
342
345
348
351
353

Sunday 27

Waxing Gibbous 97%

18:49

05:05

17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 05:13, Set: 21:12, Transit: 13:13. Moon - Rise: 18:49, Set: 05:05. Civil Dark: 21:55 - 04:30. Nautical Dark: 22:54 - 03:30. Astro Dark: 00:46 - 01:30

Total Clouds (% Sky Obscured)

73
95
99
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)

59
63
92
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

47
22
26
24
4
11
22
15
16
13
14
17
14
15
5
5
5
5
5
5
0
0
0
0

High Clouds (% Sky Obscured)

3
85
83
54
27
2
2
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
8
5
3
2
0
1
1
1
2
4
5
6
8
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
100
100
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.09
0.08
0.07
0.05
0.04
0.02
0.02
0.02
0.04
0.04
0.03
0.03
0.02
0.02
0.01
0.01
0.01
0.01
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
16
15
14
14
14
13
13
13
13
13
13
13
14
15
16
16
17
17
18
18
18

Feels Like (°C)

17
17
17
16
15
14
14
14
13
13
13
13
13
13
13
14
15
16
16
17
17
18
18
18

Dew Point (°C)

14
14
14
14
14
13
13
13
13
12
12
12
12
12
13
13
13
13
14
14
14
14
14
14

Relative Humidity (%)

83
85
87
89
91
93
95
96
96
95
94
93
94
96
96
92
89
86
83
81
79
78
77
76

Pressure (mb)

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

Ozone (du)

354
354
354
354
354
354
354
353
352
352
352
351
350
349
348
345
343
341
339
337
336
335
334
333

Monday 28

Waxing Gibbous 100%

19:56

05:34

17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 05:12, Set: 21:14, Transit: 13:13. Moon - Rise: 19:56, Set: 05:34. Civil Dark: 21:56 - 04:29. Nautical Dark: 22:56 - 03:29. Astro Dark: 00:56 - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
87
87
87
87
87
87
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
84
84
84
84
84
84
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
1
1
1
1
1
1
1
1
1
1
1
1
19
19
19
19
19
19
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
5
5
5
5
5
52
52
52
52

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
8
8
8
8
8
9
9
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

2
2
2
2
4
4
4
0
0
0
4
8
11
12
14
15
16
16
15
13
12
11
10
9

Precipitation Amount (mm)

0.01
0.02
0.02
0.02
0.01
0.01
0.01
0
0
0
0.03
0.05
0.06
0.16
0.34
0.58
0.9
1.07
0.88
0.53
0.29
0.17
0.1
0.09

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
17
16
15
15
14
14
14
14
15
14
14
14
15
15
16
16
17
17
18
18
18

Feels Like (°C)

18
18
18
17
16
15
15
14
14
14
14
15
14
14
14
15
15
16
16
17
17
18
18
18

Dew Point (°C)

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

Relative Humidity (%)

77
78
79
82
85
89
91
93
94
95
97
97
98
98
96
93
90
88
86
84
83
81
80
79

Pressure (mb)

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

Ozone (du)

332
331
329
329
327
327
326
325
325
324
324
324
324
323
323
323
323
323
323
324
324
324
324
324

Tuesday 29

Full Moon 100%

21:00

06:08

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

Sun - Rise: 05:11, Set: 21:15, Transit: 13:13. Moon - Rise: 21:00, Set: 06:08. Civil Dark: 21:58 - 04:28. Nautical Dark: 22:58 - 03:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
42
42
42
42
42
42
14
14
14
14
14
14
74
74
74
74
74
74
65
65
65
65

Low Clouds (% Sky Obscured)

100
100
27
27
27
27
27
27
12
12
12
12
12
12
74
74
74
74
74
74
13
13
13
13

Medium Clouds (% Sky Obscured)

0
0
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

52
52
29
29
29
29
29
29
3
3
3
3
3
3
0
0
0
0
0
0
60
60
60
60

ISS Passover

Visibility (miles)

10
10
10
10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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

Precipitation Probability (%)

10
11
11
11
10
7
7
7
7
6
7
7
7
7
6
5
2
2
2
5
6
6
6
6

Precipitation Amount (mm)

0.13
0.29
0.42
0.36
0.24
0.16
0.09
0.03
0.02
0.02
0.02
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.02
0.03
0.03

Wind Speed/Direction (mph)

8
4
1
5
0
4
5
7
7
7
7
7
7
7
8
8
8
8
8
9
9
8
8
7

Chance of Frost

Temperature (°C)

18
18
17
17
16
15
15
15
15
15
15
15
14
14
15
15
16
16
17
17
17
17
17
17

Feels Like (°C)

18
18
17
17
16
15
15
15
15
15
15
15
14
14
15
15
16
16
17
17
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

80
83
85
87
90
92
93
93
93
92
92
92
94
96
96
92
89
86
85
85
84
83
81
80

Pressure (mb)

1012
1012
1012
1012
1013
1013
1013
1012
1012
1012
1012
1012
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

324
323
323
324
325
326
327
329
331
333
335
337
338
339
339
339
338
338
338
338
338
337
335
335

Wednesday 30

Waning Gibbous 98%

22:00

06:47

17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 05:10, Set: 21:16, Transit: 13:14. Moon - Rise: 22:00, Set: 06:47. Civil Dark: 21:59 - 04:27. Nautical Dark: 23:00 - 03:26. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

65
65
91
91
91
91
91
91
52
52
52
52
52
52
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

13
13
4
4
4
4
4
4
32
32
32
32
32
32
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
0
0
0
0

High Clouds (% Sky Obscured)

60
60
90
90
90
90
90
90
30
30
30
30
30
30
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
None
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.05
0.07
0.09
0.07
0.04
0.03
0.02
0.03
0.03
0.03
0.02
0.02
0.01
0.01
0.01
0.02
0.04
0.06
0.05
0.04
0.06
0.07
0.09
0.11

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
16
16
15
14
14
14
14
14
14
14
14
14
15
15
16
17
17
17
18
18
18

Feels Like (°C)

17
17
17
16
16
15
14
14
14
14
14
14
14
14
14
15
15
16
17
17
17
18
18
18

Dew Point (°C)

14
14
14
13
13
13
13
13
13
13
12
12
13
13
13
13
14
14
14
14
14
14
14
14

Relative Humidity (%)

80
81
82
84
86
88
90
91
92
92
92
92
93
95
94
91
88
86
84
82
80
78
77
76

Pressure (mb)

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

Ozone (du)

335
336
336
336
336
336
336
337
336
335
333
332
331
330
329
329
329
329
328
327
326
325
324
324

Thursday 31

Waning Gibbous 94%

22:54

07:33

17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 05:10, Set: 21:17, Transit: 13:14. Moon - Rise: 22:54, Set: 07:33. Civil Dark: 22:00 - 04:26. Nautical Dark: 23:02 - 03:24. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
78
78
78
78
78
78
41
41
41
41
41
41
100
100
100
100
100
100
98
98
98
98

Low Clouds (% Sky Obscured)

100
100
78
78
78
78
78
78
41
41
41
41
41
41
100
100
100
100
100
100
73
73
73
73

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
1
1
1
1
3
3
3
3
3
3
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
94
94
94
94

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
None
None
None
None
None
Very Light Rain
Very Light Rain
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

Precipitation Probability (%)

7
7
6
5
3
3
0
0
7
7
0
0
0
0
2
2
6
6
6
6
6
6
7
7

Precipitation Amount (mm)

0.09
0.06
0.05
0.03
0.01
0.01
0
0
0.01
0.01
0
0
0
0
0.01
0.01
0.01
0.01
0.02
0.03
0.04
0.08
0.12
0.15

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
17
16
16
15
14
14
14
13
13
13
13
13
14
15
16
17
18
18
19
18
18
18

Feels Like (°C)

18
18
17
16
16
15
14
14
14
13
13
13
13
13
14
15
16
17
18
18
19
18
18
18

Dew Point (°C)

14
14
14
14
13
13
13
12
12
12
12
12
12
12
12
12
13
13
13
13
13
13
13
13

Relative Humidity (%)

77
80
82
85
87
89
90
91
90
90
89
89
90
91
90
85
80
76
73
71
70
71
72
73

Pressure (mb)

1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

323
323
322
322
321
320
319
318
318
318
318
319
318
318
318
319
319
320
320
320
319
319
319
319

Forecast for Adam's Lane, Plymouth, Devon PL9 0DY, UK (50.33,-4.09)

Generated: 25/05/18 17:18:33. Forecast: 25/05/18 to 31/05/18. Timezone: UTC+1.00