Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waxing Gibbous 99%

19:43

04:56

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

Sun - Rise: 05:32, Set: 20:35, Transit: 13:04. Moon - Rise: 19:43, Set: 04:56. Civil Dark: 21:15 - 04:51. Nautical Dark: 22:08 - 03:58. Astro Dark: 23:18 - 02:46

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
5
2
15
12
24
43
69
72

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
5
34
47

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
2
15
12
22
35
50
37

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
11

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)

18
19
19
19
17
16
16
15
13
11
9
8
8
8
7
7
7
7
8
8
10
11
11
9

Chance of Frost

Temperature (°C)

19
19
18
17
16
14
12
12
11
11
10
10
10
10
9
9
10
12
13
15
16
17
18
19

Feels Like (°C)

15
14
14
13
12
11
8
9
9
9
8
9
8
8
7
7
10
11
13
14
15
16
18
19

Dew Point (°C)

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

Relative Humidity (%)

57
59
61
66
68
70
70
68
68
71
74
76
77
80
81
82
80
72
65
61
60
63
65
67

Pressure (mb)

1022
1021
1021
1021
1021
1021
1022
1022
1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019

Ozone (du)

381
380
379
378
378
378
379
381
381
379
378
377
376
375
375
374
375
375
375
375
372
370
370
368

Friday 1

Full Moon 100%

21:01

05:11

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
14 Bad

Sun - Rise: 05:30, Set: 20:37, Transit: 13:04. Moon - Rise: 21:01, Set: 05:11. Civil Dark: 21:17 - 04:49. Nautical Dark: 22:11 - 03:55. Astro Dark: 23:22 - 02:42

Total Clouds (% Sky Obscured)

70
100
100
98
99
100
99
100
100
100
100
100
100
99
95
99
100
92
92
85
99
98
97
96

Low Clouds (% Sky Obscured)

42
49
63
93
83
87
79
69
77
65
69
67
81
71
56
45
49
57
64
57
46
59
55
61

Medium Clouds (% Sky Obscured)

64
69
85
68
72
72
55
91
64
98
86
87
85
87
82
63
96
68
85
78
91
80
62
54

High Clouds (% Sky Obscured)

5
72
68
77
62
10
94
100
100
100
100
100
100
94
88
95
100
84
51
48
57
57
44
50

ISS Passover

Visibility (miles)

9
5
5
9
4
9
9
9
9
9
9
9
1
0
1
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
6
7
1
2
11
100
100
100
100
98
88
8
1
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

50
70
78
95
95
69
27
7
1
0
2
0
0
0
0
0
0
0
1
1
7
35
15
4

Precipitation Amount (mm)

0.2
0.3
0.3
1.1
1
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

9
8
7
7
5
5
4
3
3
3
4
4
3
4
3
3
3
4
5
7
8
9
9
9

Chance of Frost

Temperature (°C)

19
19
18
15
14
13
13
12
12
12
11
11
10
10
9
8
9
10
10
11
12
12
12
12

Feels Like (°C)

18
17
17
14
13
13
12
12
11
11
10
10
9
9
8
7
7
9
9
10
10
10
9
10

Dew Point (°C)

13
15
16
14
12
12
12
12
12
11
11
11
10
9
9
7
7
8
7
7
7
6
4
4

Relative Humidity (%)

67
80
90
93
90
93
96
98
98
98
98
98
100
98
100
91
88
88
81
73
70
64
59
57

Pressure (mb)

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

Ozone (du)

366
365
365
364
362
360
362
367
370
370
371
373
372
372
372
372
372
371
372
372
374
375
377
378

Saturday 2

Waning Gibbous 98%

22:17

05:31

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
14 Bad

Sun - Rise: 05:28, Set: 20:38, Transit: 13:04. Moon - Rise: 22:17, Set: 05:31. Civil Dark: 21:19 - 04:47. Nautical Dark: 22:13 - 03:52. Astro Dark: 23:26 - 02:37

Total Clouds (% Sky Obscured)

91
65
74
75
86
100
100
100
92
80
94
87
81
86
82
84
86
89
92
94
96
97
97
96

Low Clouds (% Sky Obscured)

78
46
60
49
57
84
70
62
64
54
46
52
73
80
69
75
70
65
64
67
73
75
73
73

Medium Clouds (% Sky Obscured)

21
18
31
29
66
69
90
99
83
69
54
50
50
45
45
40
45
52
60
62
66
69
64
33

High Clouds (% Sky Obscured)

57
50
55
55
61
100
100
100
64
44
84
71
40
40
35
35
35
35
35
30
30
30
30
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
2
6
3
6
4
3
2
3
2
4
1
1
1
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

2
5
11
29
29
17
44
85
95
95
95
95
95
95
95
95
95
95
95
95
94
64
53
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.6
1.5
1.7
0.8
0.9
0.6
1.1
1.5
2.6
3.2
1.2
0.6
1
0.7
0.3
0
0

Wind Speed/Direction (mph)

9
8
8
7
6
4
4
3
3
3
3
3
4
4
4
4
4
5
5
5
5
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
59
60
64
75
77
81
80
87
96
96
96
93
95
95
96
96
96
93
96
98
96
95
93

Pressure (mb)

1014
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011
1010
1010
1009
1009
1008
1008
1008
1009
1008
1009
1009
1009
1009

Ozone (du)

377
376
376
375
375
376
375
376
380
376
376
376
374
376
374
373
375
375
379
380
381
383
383
385

Sunday 3

Waning Gibbous 95%

23:30

06:00

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
14 Bad

Sun - Rise: 05:26, Set: 20:40, Transit: 13:04. Moon - Rise: 23:30, Set: 06:00. Civil Dark: 21:21 - 04:45. Nautical Dark: 22:16 - 03:49. Astro Dark: 23:31 - 02:32

Total Clouds (% Sky Obscured)

96
96
97
99
93
89
81
88
92
94
96
97
99
100
100
100
93
87
64
56
88
85
78
74

Low Clouds (% Sky Obscured)

74
79
83
86
83
78
74
76
82
86
91
95
98
99
99
100
92
83
56
49
68
70
69
62

Medium Clouds (% Sky Obscured)

29
42
52
54
33
18
0
0
0
0
9
19
28
19
11
4
2
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
5
9
9
9
6
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

48
49
50
43
58
63
54
48
38
28
27
22
16
12
6
5
7
7
5
17
23
21
19
18

Precipitation Amount (mm)

0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
93
93
93
93
93
95
95
96
96
96
94
96
94
96
95
93
90
85
78
79
80
79

Pressure (mb)

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

Ozone (du)

384
379
377
377
378
379
380
380
380
380
380
380
378
377
377
378
379
380
381
383
384
384
384
383

Monday 4

Waning Gibbous 90%

00:34

06:41

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 OK
10 OK
11 OK
12 OK
13 OK
14 OK

Sun - Rise: 05:24, Set: 20:42, Transit: 13:04. Moon - Rise: 00:34, Set: 06:41. Civil Dark: 21:23 - 04:42. Nautical Dark: 22:19 - 03:46. Astro Dark: 23:36 - 02:27

Total Clouds (% Sky Obscured)

78
74
71
67
77
85
88
92
95
96
82
80
78
88
91
93
79
60
34
30
36
33
33
33

Low Clouds (% Sky Obscured)

65
58
53
38
43
56
70
73
77
80
72
65
59
64
70
76
69
60
34
30
36
33
33
33

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
12
18
24
29
35
35
34
34
28
27
31
30
29
25
25
19
14

High Clouds (% Sky Obscured)

3
2
2
1
5
23
16
19
20
23
47
69
78
62
35
18
17
11
2
2
3
3
2
2

ISS Passover

Visibility (miles)

9
9
9
6
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 (%)

19
21
27
25
18
4
4
1
2
1
6
6
3
9
10
4
9
10
5
7
5
1
2
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
73
76
84
87
88
91
93
93
91
90
88
85
84
85
88
90
82
75
68
64
62
58
56

Pressure (mb)

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

Ozone (du)

384
387
388
385
382
379
378
377
376
375
375
375
376
376
379
381
383
383
382
381
380
379
378
376

Tuesday 5

Waning Gibbous 83%

01:25

07:37

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

Sun - Rise: 05:22, Set: 20:44, Transit: 13:04. Moon - Rise: 01:25, Set: 07:37. Civil Dark: 21:25 - 04:40. Nautical Dark: 22:21 - 03:44. Astro Dark: 23:41 - 02:22

Total Clouds (% Sky Obscured)

37
30
31
40
41
35
27
35
44
53
37
21
5
5
5
10
22
29
45
63
76
91
87
83

Low Clouds (% Sky Obscured)

37
30
31
40
41
35
27
35
44
53
37
21
5
5
5
10
22
29
45
46
42
47
46
45

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
8
15
23
20
16

High Clouds (% Sky Obscured)

2
2
2
1
1
2
2
1
1
1
3
4
5
5
5
10
14
9
1
1
0
0
1
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
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
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 (%)

1
3
4
2
4
4
3
4
4
4
10
12
11
14
14
11
11
9
5
12
14
15
19
23

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)

11
12
12
12
12
10
8
6
5
4
3
4
4
4
5
6
7
9
11
14
13
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
9
9
10
10
6
6
6
5
3
2
2
2
2
2
3
3
2
2
2
3
3
3
4

Dew Point (°C)

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

Relative Humidity (%)

56
55
60
65
70
77
84
93
88
86
85
86
88
89
89
88
88
85
82
81
75
71
68
68

Pressure (mb)

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

Ozone (du)

375
374
374
374
375
376
377
378
378
379
379
380
380
381
381
381
382
386
389
393
394
395
396
395

Wednesday 6

Waning Gibbous 75%

02:03

08:44

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

Sun - Rise: 05:20, Set: 20:45, Transit: 13:04. Moon - Rise: 02:03, Set: 08:44. Civil Dark: 21:27 - 04:38. Nautical Dark: 22:24 - 03:41. Astro Dark: 23:46 - 02:16

Total Clouds (% Sky Obscured)

80
86
93
99
99
99
99
93
82
71
73
78
84
87
89
95

Low Clouds (% Sky Obscured)

44
37
31
30
31
33
44
49
34
24
18
10
3
26
42
59

Medium Clouds (% Sky Obscured)

15
10
5
0
11
21
36
33
29
29
41
58
69
76
81
89

High Clouds (% Sky Obscured)

3
23
47
73
80
88
95
67
44
22
17
11
6
15
24
33

ISS Passover

Visibility (miles)

8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
26
26
25
26
22
14
14
12
0
2
2
0
7
10
11

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
11
10
8
6
4
2
1
1
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
71
73
74
76
78
80
82
85
86
88
91
93
93
91

Pressure (mb)

1017
1017
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

395
394
391
389
386
383
381
378
378
377
376
378
379
380
382
385

Forecast for Buxton, Derbyshire, United Kingdom (53.26,-1.91)

Generated: 30/04/26 15:00:30. Forecast: 30/04/26 to 06/05/26. Timezone: UTC+1.00