Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Gibbous 87%

16:39

03:40

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

Sun - Rise: 04:57, Set: 21:06, Transit: 13:02. Moon - Rise: 16:39, Set: 03:40. Civil Dark: 21:51 - 04:11. Nautical Dark: 22:58 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
10
10
10
10
0
0
0
0
1
3
20
31
37
86
94
100
100
100
100
100
95
85

Low Clouds (% Sky Obscured)

0
0
9
15
7
21
14
0
0
0
0
47
55
58
63
80
93
100
100
100
100
100
84
77

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
35
40
47
44
38
40
72
51
16

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
3
6
5
8
3
3
3
2
12
18
29
3
5

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
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

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)

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

Chance of Frost

Temperature (°C)

19
20
21
22
22
22
21
20
18
15
13
11
11
11
11
10
10
10
11
11
11
12
13
14

Feels Like (°C)

18
19
21
22
22
22
21
20
17
15
12
12
10
10
10
9
8
7
8
8
8
9
9
11

Dew Point (°C)

11
11
11
11
11
11
12
12
11
10
9
10
9
10
10
9
9
9
9
9
10
10
10
10

Relative Humidity (%)

60
59
54
52
51
52
56
58
66
71
78
90
91
93
95
96
95
91
91
88
88
86
83
79

Pressure (mb)

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

Ozone (du)

396
395
394
393
391
390
390
389
388
388
384
383
383
383
383
384
385
384
384
384
384
384
386
388

Monday 20

Waxing Gibbous 93%

17:53

03:49

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Good
20 Good
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

Sun - Rise: 04:55, Set: 21:07, Transit: 13:02. Moon - Rise: 17:53, Set: 03:49. Civil Dark: 21:53 - 04:09. Nautical Dark: 23:01 - 03:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

72
72
84
77
63
68
58
8
7
98
88
94
94
98
99
91
100
100
100
89
93
94
97
99

Low Clouds (% Sky Obscured)

63
64
74
62
52
53
41
3
0
0
0
0
24
50
49
49
51
67
78
71
53
76
91
95

Medium Clouds (% Sky Obscured)

17
8
12
12
10
14
15
2
2
48
90
94
90
88
79
77
64
73
88
50
46
48
77
74

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
3
3
98
62
54
79
40
58
3
57
52
45
54
55
56
61
70

ISS Passover

Visibility (miles)

9
9
9
9
9
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

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

Precipitation Probability (%)

0
0
1
1
3
9
0
0
0
0
0
0
2
7
18
53
56
63
58
23
4
5
3
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
16
17
18
18
17
17
16
14
13
11
10
10
10
10
9
9
9
9
10
10
11
13
14

Feels Like (°C)

13
15
16
16
16
15
15
13
13
12
8
7
6
7
6
6
6
6
6
7
7
8
10
11

Dew Point (°C)

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

Relative Humidity (%)

70
65
64
64
67
66
71
73
75
75
72
69
70
67
68
69
72
77
80
78
71
64
66
64

Pressure (mb)

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

Ozone (du)

390
391
391
391
392
394
392
391
390
391
393
395
397
398
401
404
404
401
399
400
399
401
398
396

Tuesday 21

Waxing Gibbous 97%

19:10

04:01

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

Sun - Rise: 04:54, Set: 21:09, Transit: 13:02. Moon - Rise: 19:10, Set: 04:01. Civil Dark: 21:55 - 04:07. Nautical Dark: 23:03 - 02:58. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
99
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
92
99
97
83
78
52
33
45
54
40
30
43
75
94
100
99
95
90
79
76
82
76
56

Medium Clouds (% Sky Obscured)

65
86
80
61
73
71
62
59
87
98
95
93
92
85
99
100
94
63
70
70
70
70
70
70

High Clouds (% Sky Obscured)

96
58
45
53
62
100
100
100
100
100
100
100
95
100
100
100
100
100
100
96
73
75
100
70

ISS Passover

Visibility (miles)

9
9
8
9
9
6
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
9
9
3

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

Precipitation Probability (%)

3
15
26
39
55
90
95
95
84
59
48
62
74
59
45
36
26
32
22
9
23
22
31
39

Precipitation Amount (mm)

0
0
0
0
0
0.7
1.3
1.4
0.4
0
0
0.2
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
7
6
6
4
4
4
3
4
4
3
3
4
3
3
4
4
4
3
3
4
4
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
10
10
11
13
15
16
17
16
15
14
14
14
13
13
13
13
13
13
14
14
13
14
15

Relative Humidity (%)

68
70
66
69
78
85
93
100
100
98
100
100
100
100
100
98
100
98
98
100
98
89
90
90

Pressure (mb)

1010
1010
1009
1009
1009
1008
1008
1008
1008
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

397
397
396
393
392
391
390
387
386
389
390
390
391
392
392
395
396
397
398
400
399
399
399
399

Wednesday 22

Waxing Gibbous 100%

20:31

04:18

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

Sun - Rise: 04:53, Set: 21:10, Transit: 13:02. Moon - Rise: 20:31, Set: 04:18. Civil Dark: 21:57 - 04:06. Nautical Dark: 23:06 - 02:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
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)

69
83
84
65
59
70
79
75
70
67
74
82
91
94
97
100
100
100
100
97
95
93
95
97

Medium Clouds (% Sky Obscured)

65
65
65
60
70
75
80
80
85
86
95
91
86
87
82
76
70
70
65
65
65
60
60
54

High Clouds (% Sky Obscured)

68
60
60
65
65
70
75
85
90
90
76
63
51
55
58
60
55
55
50
50
40
30
23
21

ISS Passover

Visibility (miles)

3
2
3
2
0
0
0
0
0
0
0
0
0
0
0
9
1
0
2
3
3
3
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

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

Precipitation Probability (%)

49
51
38
37
47
67
88
77
95
95
95
95
95
94
85
76
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.2
0.2
0
0
0
0.3
0.7
0.4
0.8
1.2
0.8
1
0.8
0.6
0.5
0.3
0.8
1
1
1.1
1.8
2
1.2
1.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
92
93
93
93
93
95
95
95
95
96
95
95
95
90
93
95
92
89
93
92
93
93

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010

Ozone (du)

400
399
397
396
397
395
391
389
389
391
391
388
382
376
369
365
362
361
358
357
356
357
357
357

Thursday 23

Full Moon 100%

21:53

04:43

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

Sun - Rise: 04:51, Set: 21:11, Transit: 13:02. Moon - Rise: 21:53, Set: 04:43. Civil Dark: 21:58 - 04:04. Nautical Dark: 23:09 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
97
98
99
100
100
100
100
98
96
94
93
92
91
91
93
94
86
80

Low Clouds (% Sky Obscured)

100
100
100
100
98
95
92
95
98
100
100
100
100
97
95
92
91
88
88
88
90
91
80
72

Medium Clouds (% Sky Obscured)

53
45
34
24
23
56
62
76
79
84
63
61
65
44
21
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

16
14
10
3
38
32
20
8
4
5
2
2
2
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
3
3
4
5
6
6
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

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

Precipitation Probability (%)

95
95
72
37
48
52
37
29
31
25
26
14
7
7
10
15
13
4
2
4
1
2
7
9

Precipitation Amount (mm)

1.6
0.7
0.3
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
14
13
14
13
12
10
8
7
7
8
7
7
7
6
6
6
6
6
6
7
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
12
12
12
13
13
13
13
13
12
12
11
11
11
11
11
11
11
10
11
11
11
12

Relative Humidity (%)

93
93
93
90
92
93
95
95
96
95
96
95
95
95
93
95
93
93
93
92
89
86
86
84

Pressure (mb)

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

Ozone (du)

357
358
360
362
363
364
366
370
373
376
377
375
373
373
374
374
375
376
377
378
379
379
378
377

Friday 24

Waning Gibbous 98%

23:10

05:21

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

Sun - Rise: 04:50, Set: 21:13, Transit: 13:02. Moon - Rise: 23:10, Set: 05:21. Civil Dark: 22:00 - 04:03. Nautical Dark: 23:12 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

73
72
70
71
80
85
75
62
56
50
50
45
41
57
74
92
86
78
70
68
67
71
80
81

Low Clouds (% Sky Obscured)

67
63
58
59
59
53
47
29
15
0
14
28
41
36
31
28
29
31
31
25
21
18
24
30

Medium Clouds (% Sky Obscured)

3
12
21
30
20
10
0
1
4
7
10
14
15
22
25
30
32
33
37
40
42
50
52
50

High Clouds (% Sky Obscured)

0
0
0
0
13
30
48
55
65
80
56
28
8
31
56
81
68
57
50
50
60
65
70
70

ISS Passover

Visibility (miles)

9
9
9
9
9
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

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 (%)

17
26
29
30
30
29
25
21
15
3
2
1
0
1
1
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)

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

Chance of Frost

Temperature (°C)

15
17
17
18
19
18
18
17
16
14
13
12
11
11
11
10
10
10
11
11
12
13
14
15

Feels Like (°C)

14
15
15
16
17
16
15
15
15
15
14
14
12
12
10
9
10
9
8
8
9
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

82
77
76
74
75
76
76
76
78
82
84
84
84
85
87
88
91
90
90
88
81
74
68
70

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

375
375
373
371
369
370
370
370
369
368
367
366
364
362
362
362
361
361
361
361
361
361
361
361

Saturday 25

Waning Gibbous 93%

00:15

06:17

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

Sun - Rise: 04:49, Set: 21:14, Transit: 13:02. Moon - Rise: 00:15, Set: 06:17. Civil Dark: 22:02 - 04:01. Nautical Dark: 23:14 - 02:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

83
88
93
98
98
97
97
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96

Low Clouds (% Sky Obscured)

36
47
58
70
63
59
58
66
74
83
82
82
82
88
94
100
97
93
91
86
83
79
80
82

Medium Clouds (% Sky Obscured)

48
64
77
93
93
94
94
95
96
96
96
97
98
99
99
99
99
99
99
99
100
100
93
86

High Clouds (% Sky Obscured)

70
53
33
16
19
23
30
49
71
90
92
94
96
97
99
100
91
77
59
71
85
100
81
62

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
4
5
7
9
7

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

Precipitation Probability (%)

0
11
17
23
25
24
20
21
19
14
24
38
49
47
49
53
58
68
79
82
88
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.2
0.2
0.3
0.5
0.5
0.6
0.6
0.9
0.9

Wind Speed/Direction (mph)

10
11
11
11
12
11
10
10
9
8
8
7
6
5
5
6
6
6
6
7
7
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
76
74
73
72
74
77
79
81
82
82
86
89
93
93
96
96
98
98
96
96
96
96
93

Pressure (mb)

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

Ozone (du)

361
361
361
361
361
360
358
357
355
353
352
354
357
359
360
361
363
364
365
367
369
371
373
376

Forecast for Chesterfield, Derbyshire, United Kingdom (53.24,-1.42)

Generated: 19/05/24 23:32:41. Forecast: 19/05/24 to 25/05/24. Timezone: UTC+1.00