Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Gibbous 85%

15:18

05:02

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

Sun - Rise: 05:54, Set: 20:06, Transit: 13:01. Moon - Rise: 15:18, Set: 05:02. Civil Dark: 20:42 - 05:18. Nautical Dark: 21:27 - 04:32. Astro Dark: 22:18 - 03:40

Total Clouds (% Sky Obscured)

70
70
69
70
70
56
70
56
56
89
100
94
68
100
55
0
0
0
0
41
48
11
59
21

Low Clouds (% Sky Obscured)

70
59
63
43
61
53
36
72
93
78
83
61
50
67
39
2
0
0
0
0
6
24
72
74

Medium Clouds (% Sky Obscured)

50
26
19
31
22
18
19
46
45
50
50
47
18
3
0
0
0
0
0
15
3
0
0
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
0
7
0
4
3
3
3

ISS Passover

Visibility (miles)

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

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0

Precipitation Type

None
None
None
Very Light Rain
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
100
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
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
10
10
10
10
8
7
7
6
5
4
5
3
4
4
3
2
2
1
3
4
5
4

Dew Point (°C)

8
8
8
8
8
7
6
6
5
4
3
2
1
1
1
0
-1
-1
-1
-0
1
1
1
1

Relative Humidity (%)

70
74
72
69
68
68
70
73
74
74
66
65
66
61
67
69
70
73
74
76
72
66
60
56

Pressure (mb)

1017
1017
1017
1017
1017
1018
1019
1020
1021
1022
1023
1024
1024
1025
1025
1025
1025
1026
1026
1027
1028
1029
1029
1029

Ozone (du)

372
374
378
378
379
381
381
379
376
375
375
373
373
374
375
375
376
375
374
372
372
374
376
374

Sunday 21

Waxing Gibbous 92%

16:27

05:12

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

Sun - Rise: 05:52, Set: 20:07, Transit: 13:00. Moon - Rise: 16:27, Set: 05:12. Civil Dark: 20:43 - 05:15. Nautical Dark: 21:29 - 04:30. Astro Dark: 22:21 - 03:37

Total Clouds (% Sky Obscured)

37
43
51
87
76
86
86
72
66
6
19
7
39
54
69
53
40
24
39
19
27
26
32
34

Low Clouds (% Sky Obscured)

71
74
69
86
74
84
83
71
64
4
17
7
36
49
68
49
35
14
5
8
20
24
30
34

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
1
3
0
3
1
0
4
5
5
39
8
10
7
10
6

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
1
0
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
51
50
52
54
56
65
67
69
69
76
78
79
73
68
75
77
80
82
80
72
67
60
58

Pressure (mb)

1029
1029
1029
1028
1028
1028
1028
1028
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

374
374
374
374
373
372
371
371
371
371
371
373
373
367
367
369
373
375
377
380
380
377
378
382

Monday 22

Waxing Gibbous 96%

17:37

05:21

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

Sun - Rise: 05:50, Set: 20:09, Transit: 13:00. Moon - Rise: 17:37, Set: 05:21. Civil Dark: 20:45 - 05:13. Nautical Dark: 21:31 - 04:27. Astro Dark: 22:24 - 03:33

Total Clouds (% Sky Obscured)

65
77
85
81
82
86
73
36
47
21
21
11
21
18
66
65
59
68
61
55
95
100
100
100

Low Clouds (% Sky Obscured)

62
66
69
45
58
67
56
34
17
21
23
2
18
8
47
36
39
54
52
50
43
57
43
54

Medium Clouds (% Sky Obscured)

3
3
37
25
19
19
17
7
27
3
3
3
2
2
40
50
44
2
3
3
35
75
96
99

High Clouds (% Sky Obscured)

7
4
26
7
4
4
3
4
28
3
0
0
1
4
3
3
4
11
6
29
68
100
100
85

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 (%)

1
0
1
11
3
12
12
2
2
1
0
0
0
0
0
0
0
0
0
0
0
1
1
1

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)

12
11
12
12
12
11
10
9
7
7
6
5
5
4
4
4
4
4
4
4
6
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
6
7
7
6
7
5
5
5
4
4
3
1
1
-1
-1
-0
1
2
3
4

Dew Point (°C)

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

Relative Humidity (%)

53
49
48
48
51
60
64
66
73
79
85
86
86
89
91
89
89
88
91
88
85
79
70
61

Pressure (mb)

1030
1030
1029
1029
1029
1029
1029
1029
1030
1030
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1028

Ozone (du)

385
387
391
392
394
400
399
395
402
407
409
411
414
417
419
420
420
421
424
424
424
421
419
418

Tuesday 23

Waxing Gibbous 99%

18:47

05:32

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: 05:48, Set: 20:11, Transit: 13:00. Moon - Rise: 18:47, Set: 05:32. Civil Dark: 20:47 - 05:11. Nautical Dark: 21:33 - 04:25. Astro Dark: 22:27 - 03:30

Total Clouds (% Sky Obscured)

100
100
99
96
94
93
94
100
100
89
90
100
96
100
100
91
84
86
100
94
89
86
78
69

Low Clouds (% Sky Obscured)

73
75
78
83
79
80
77
77
73
78
86
100
87
100
100
89
73
84
100
94
87
66
59
63

Medium Clouds (% Sky Obscured)

100
99
96
92
91
89
90
100
100
83
84
89
69
16
0
0
6
56
44
29
16
2
4
3

High Clouds (% Sky Obscured)

73
86
77
66
60
55
50
86
70
42
0
0
0
2
4
13
45
10
81
81
70
82
78
75

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

Precipitation Probability (%)

10
1
5
18
20
21
18
14
17
28
28
40
62
46
30
26
26
18
20
12
13
14
18
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
61
64
66
74
85
91
93
93
93
93
94
96
96
96
98
93
94
94
86
86
76
70
73

Pressure (mb)

1028
1027
1026
1026
1025
1025
1025
1024
1024
1024
1023
1023
1023
1022
1021
1021
1020
1020
1020
1020
1021
1021
1021
1020

Ozone (du)

415
416
417
418
422
425
425
423
424
426
427
425
424
425
420
412
408
408
407
406
405
404
403
401

Wednesday 24

Full Moon 100%

19:59

05:44

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 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:46, Set: 20:12, Transit: 13:00. Moon - Rise: 19:59, Set: 05:44. Civil Dark: 20:49 - 05:09. Nautical Dark: 21:35 - 04:22. Astro Dark: 22:30 - 03:27

Total Clouds (% Sky Obscured)

59
68
80
92
83
84
80
52
57
59
66
85
90
84
79
74
64
54
41
48
57
66
65
64

Low Clouds (% Sky Obscured)

50
50
50
58
57
62
66
48
48
47
48
56
60
66
72
76
64
43
21
34
46
55
57
61

Medium Clouds (% Sky Obscured)

7
15
27
36
33
30
29
36
41
45
47
46
44
28
15
2
38
53
32
23
22
23
15
7

High Clouds (% Sky Obscured)

35
44
7
8
14
5
0
0
0
0
0
4
0
0
4
24
40
60
49
5
0
2
3
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 (%)

6
6
14
7
20
26
21
17
14
11
15
17
20
14
16
1
1
2
2
2
2
2
17
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
73
64
65
68
81
81
82
84
81
84
85
78
75
73
76
75
75
76
71
71
62
54

Pressure (mb)

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

Ozone (du)

399
397
398
398
399
401
405
401
400
402
404
406
407
408
407
407
407
407
408
409
410
411
413
414

Thursday 25

Waning Gibbous 99%

21:15

06:00

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: 05:44, Set: 20:14, Transit: 13:00. Moon - Rise: 21:15, Set: 06:00. Civil Dark: 20:51 - 05:07. Nautical Dark: 21:37 - 04:20. Astro Dark: 22:33 - 03:24

Total Clouds (% Sky Obscured)

64
78
90
100
98
96
95
94
93
53
53
49
56
64
69
77
76
67
60
62
65
70
80
90

Low Clouds (% Sky Obscured)

64
77
87
97
87
77
67
60
55
29
28
23
23
23
22
22
21
19
16
28
39
49
62
74

Medium Clouds (% Sky Obscured)

0
13
30
45
43
41
38
37
36
34
34
34
40
41
46
52
55
57
60
51
47
39
39
42

High Clouds (% Sky Obscured)

3
3
4
0
0
0
0
0
0
0
0
0
4
12
20
28
20
10
0
4
11
23
20
20

ISS Passover

Visibility (miles)

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

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 (%)

13
12
12
24
28
35
28
17
2
0
0
0
0
0
0
0
0
1
0
8
11
9
23
27

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)

8
8
8
8
8
7
7
6
4
3
2
2
2
3
3
3
3
3
3
3
4
6
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
57
53
56
57
67
73
77
79
87
90
90
93
93
93
93
94
93
93
91
88
87
84
87

Pressure (mb)

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

Ozone (du)

413
414
415
417
418
419
422
424
425
426
425
424
425
426
426
425
425
427
430
433
433
433
434
433

Friday 26

Waning Gibbous 96%

22:33

06:21

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: 05:42, Set: 20:16, Transit: 13:00. Moon - Rise: 22:33, Set: 06:21. Civil Dark: 20:52 - 05:05. Nautical Dark: 21:40 - 04:17. Astro Dark: 22:36 - 03:20

Total Clouds (% Sky Obscured)

100
98
97
96
95
95
94
95
96
98
98
99
100
95
91
86
90
95
99
97
96
94
92
89

Low Clouds (% Sky Obscured)

87
79
72
66
68
74
80
77
76
74
68
61
55
43
35
28
40
52
64
73
83
93
88
80

Medium Clouds (% Sky Obscured)

41
46
46
47
54
52
55
70
81
92
94
94
96
89
84
77
67
61
50
46
49
55
61
72

High Clouds (% Sky Obscured)

20
17
11
3
6
7
8
8
7
8
13
17
21
18
16
13
22
26
19
15
9
6
6
7

ISS Passover

Visibility (miles)

0
0
0
1
1
3
5
7
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
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
Very Light Rain

Precipitation Probability (%)

30
34
35
33
31
28
24
31
33
32
34
36
38
34
27
14
17
13
1
11
10
4
30
45

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
95
91
90
88
91
93
95
93
90
88
88
88
90
91
93
96
91
90
87
78
69
61
58

Pressure (mb)

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

Ozone (du)

433
433
432
431
431
428
425
423
421
419
417
417
417
417
418
419
420
421
421
422
423
424
425
425

Forecast for Guildford, Surrey, United Kingdom (51.24,-0.57)

Generated: 20/04/24 11:39:58. Forecast: 20/04/24 to 26/04/24. Timezone: UTC+1.00