Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waning Gibbous 95%

23:33

06:41

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 04:42, Set: 21:41, Transit: 13:12. Moon - Rise: 23:33, Set: 06:41. Civil Dark: 22:37 - 03:45. Nautical Dark: 00:33 - 01:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
97
82
81
91
100
100
100
100
100
100
100
100
99
73
86
95
100
100
99
95
94
100
98

Low Clouds (% Sky Obscured)

96
92
39
30
65
100
98
99
96
99
80
33
98
84
3
24
89
100
100
99
75
77
100
98

Medium Clouds (% Sky Obscured)

95
87
77
79
90
99
100
100
100
100
100
100
97
97
73
83
68
52
70
91
91
89
80
75

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
3
1
0
13
34
22
9
2
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
8
10
10
7
5
3
2
2
2
1
1
1
1
1
1
0
1
5
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
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

62
78
19
27
38
43
43
41
39
39
40
42
41
38
35
33
28
23
17
11
6
4
4
5

Precipitation Amount (mm)

0.15
1.08
0.15
0.23
0.38
0.55
0.65
0.72
0.79
0.91
1.05
1.1
1.02
0.87
0.71
0.51
0.32
0.19
0.11
0.06
0.04
0.03
0.04
0.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
78
74
72
75
77
79
82
86
88
89
90
91
90
91
91
90
88
84
79
74
68
61
57

Pressure (mb)

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

Ozone (du)

350
350
351
351
351
351
352
353
354
353
352
352
352
354
355
357
359
361
363
365
367
367
366
366

Tuesday 21

Waning Gibbous 89%

00:35

07:27

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

Sun - Rise: 04:41, Set: 21:42, Transit: 13:12. Moon - Rise: 00:35, Set: 07:27. Civil Dark: 22:40 - 03:43. Nautical Dark: 00:43 - 01:25. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

76
71
64
73
69
56
45
28
9
6
8
33
94
92
100
88
93
100
91
85
94
89
88
85

Low Clouds (% Sky Obscured)

48
13
15
51
24
25
19
10
7
6
8
19
65
86
100
80
86
100
90
79
90
86
76
72

Medium Clouds (% Sky Obscured)

66
70
63
68
66
51
33
11
3
1
1
27
91
85
90
65
63
51
66
57
76
72
73
74

High Clouds (% Sky Obscured)

0
0
0
1
8
16
21
16
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
9
5
3
5
8
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 (%)

6
10
15
18
21
22
21
19
14
7
3
0
2
4
4
4
4
3
3
2
2
2
3
0

Precipitation Amount (mm)

0.07
0.11
0.15
0.2
0.25
0.28
0.27
0.22
0.16
0.08
0.02
0
0.02
0.08
0.14
0.11
0.04
0.01
0.01
0.01
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
13
12
12
11
10
7
6
5
4
4
3
3
3
3
3
4
6
7
11
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

55
56
58
62
65
69
71
72
74
76
77
79
81
83
86
87
86
84
79
71
65
61
58
56

Pressure (mb)

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

Ozone (du)

366
366
366
366
366
366
365
365
364
364
364
364
364
364
364
364
364
364
364
365
365
366
367
366

Wednesday 22

Waning Gibbous 81%

01:25

08:25

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

Sun - Rise: 04:39, Set: 21:44, Transit: 13:13. Moon - Rise: 01:25, Set: 08:25. Civil Dark: 22:42 - 03:40. Nautical Dark: 01:00 - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
96
70
55
50
43
35
48
95
92
81
81
81
81
81
81
77

Low Clouds (% Sky Obscured)

43
99
100
100
100
100
98
81
52
38
28
16
19
22
46
95
91
81
81
81
81
81
81
77

Medium Clouds (% Sky Obscured)

99
98
91
79
90
91
82
98
95
64
47
45
37
24
17
13
8
1
1
1
1
1
1
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
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)

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

Chance of Frost

Temperature (°C)

14
15
15
15
14
13
12
11
10
9
8
8
7
6
6
6
7
8
9
11
13
15
16
17

Feels Like (°C)

14
15
15
15
14
13
12
11
8
7
6
5
5
4
4
4
4
5
7
11
13
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

53
51
49
50
53
56
59
64
68
71
73
75
77
79
79
78
76
72
65
56
50
45
41
39

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1011

Ozone (du)

364
360
357
354
351
349
348
347
347
347
348
349
350
351
351
351
351
351
350
350
350
350
350
350

Thursday 23

Waning Gibbous 73%

02:01

09:30

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

Sun - Rise: 04:37, Set: 21:46, Transit: 13:13. Moon - Rise: 02:01, Set: 09:30. Civil Dark: 22:45 - 03:38. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
77
77
77
77
6
6
6
6
6
6
1
1
1
1
1
1
89
89
89
89
89
89
100

Low Clouds (% Sky Obscured)

77
77
77
77
77
6
6
6
6
6
6
1
1
1
1
1
1
37
37
37
37
37
37
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
85
85
85
85
85
85
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
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
None
None
None
None
None

Precipitation Probability (%)

0
0
2
3
4
5
7
9
12
12
11
11
11
11
11
12
14
11
6
4
2
2
2
2

Precipitation Amount (mm)

0
0
0.01
0.02
0.05
0.07
0.09
0.11
0.12
0.11
0.08
0.07
0.06
0.06
0.05
0.05
0.05
0.05
0.04
0.02
0.02
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
41
45
50
55
60
65
70
75
78
81
84
85
87
88
88
88
87
82
76
70
65
61
58

Pressure (mb)

1011
1011
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009

Ozone (du)

349
349
348
349
349
350
351
352
352
352
351
350
350
350
349
349
347
346
345
344
343
342
341
340

Friday 24

Waning Gibbous 64%

02:29

10:39

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 04:36, Set: 21:48, Transit: 13:13. Moon - Rise: 02:29, Set: 10:39. Civil Dark: 22:47 - 03:36. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
98
98
98
98
98
98
72

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
57
57
57
57
57
57
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
76
76
76
76
76
76
2
2
2
2
2
2
37

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 (%)

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

Precipitation Amount (mm)

0.01
0.01
0.02
0.02
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.02
0.03
0.04
0.04
0.03
0.03
0.03
0.04
0.05
0.05
0.05
0.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
16
15
15
14
13
12
11
11
10
8
8
7
7
7
8
8
10
11
12
13
14
14

Dew Point (°C)

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

Relative Humidity (%)

55
53
53
54
55
58
60
63
66
69
73
76
79
83
85
85
85
84
81
76
72
69
66
64

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1011
1011
1012
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

340
339
338
337
336
336
336
337
339
341
343
346
348
350
352
354
355
355
355
354
352
351
350
349

Saturday 25

Waning Gibbous 54%

02:50

11:51

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 04:34, Set: 21:50, Transit: 13:13. Moon - Rise: 02:50, Set: 11:51. Civil Dark: 22:50 - 03:34. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
96
96
96
96
96
96
94

Low Clouds (% Sky Obscured)

72
72
72
72
72
99
99
99
99
99
99
100
100
100
100
100
100
95
95
95
95
95
95
91

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
93
93
93
93
93
93
33
33
33
33
33
33
87

High Clouds (% Sky Obscured)

37
37
37
37
37
28
28
28
28
28
28
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
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

Precipitation Probability (%)

3
3
3
4
8
12
12
6
4
4
5
5
5
4
4
4
4
4
4
3
0
0
0
4

Precipitation Amount (mm)

0.05
0.05
0.05
0.09
0.23
0.35
0.27
0.13
0.07
0.09
0.15
0.21
0.17
0.11
0.07
0.06
0.05
0.04
0.02
0.01
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
16
16
15
14
13
12
11
10
8
8
8
7
7
8
9
10
11
13
14
16
16
16

Dew Point (°C)

8
8
8
8
8
9
9
8
8
8
8
8
7
7
7
7
7
8
8
8
8
8
8
8

Relative Humidity (%)

61
58
57
60
65
71
75
81
84
86
87
88
88
87
86
86
85
84
79
72
66
61
58
57

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010

Ozone (du)

349
350
350
349
348
346
344
341
339
338
338
338
337
336
336
336
336
335
334
332
330
330
330
331

Sunday 26

Third Quarter 44%

03:06

13:03

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 04:33, Set: 21:51, Transit: 13:13. Moon - Rise: 03:06, Set: 13:03. Civil Dark: 22:52 - 03:32. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
94
94
94
94
71
71
71
71
71
71
93
93
93
93
93
93
99
99
99
99
99
99
98

Low Clouds (% Sky Obscured)

91
91
91
91
91
55
55
55
55
55
55
2
2
2
2
2
2
16
16
16
16
16
16
28

Medium Clouds (% Sky Obscured)

87
87
87
87
87
48
48
48
48
48
48
7
7
7
7
7
7
24
24
24
24
24
24
81

High Clouds (% Sky Obscured)

0
0
0
0
0
3
3
3
3
3
3
92
92
92
92
92
92
98
98
98
98
98
98
97

ISS Passover

Visibility (miles)

10
8
5
4
3
2
2
2
3
3
3
3
3
3
3
4
4
5
5
6
6
8
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
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 (%)

8
17
29
38
46
44
39
31
25
17
12
11
12
14
19
21
22
22
21
20
17
16
17
17

Precipitation Amount (mm)

0.06
0.19
0.33
0.4
0.4
0.39
0.38
0.36
0.3
0.19
0.09
0.04
0.05
0.1
0.14
0.14
0.12
0.11
0.1
0.1
0.09
0.1
0.14
0.17

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
14
13
13
12
12
12
11
11
10
8
8
7
7
7
7
7
8
8
10
11
12
12
13

Dew Point (°C)

8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

Relative Humidity (%)

61
66
71
73
73
72
72
73
76
79
82
85
87
89
89
89
87
85
82
79
76
73
70
67

Pressure (mb)

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

Ozone (du)

333
336
339
341
342
344
344
345
345
347
349
349
347
344
343
344
347
350
352
353
354
352
350
348

Forecast for Culloden Moor, Highland, UK (57.48,-4.07)

Generated: 20/05/19 14:25:37. Forecast: 20/05/19 to 26/05/19. Timezone: UTC+1.00