Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waxing Gibbous 78%

14:09

04:38

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

Sun - Rise: 05:59, Set: 20:04, Transit: 13:02. Moon - Rise: 14:09, Set: 04:38. Civil Dark: 20:39 - 05:24. Nautical Dark: 21:24 - 04:40. Astro Dark: 22:14 - 03:50

Total Clouds (% Sky Obscured)

31
37
27
26
41
51
53
54
29
27
44
51
94
83
95
97
100
95
99
100
99
99
100
100

Low Clouds (% Sky Obscured)

40
46
32
32
31
37
31
32
13
18
29
22
36
2
10
49
46
50
67
60
77
84
77
79

Medium Clouds (% Sky Obscured)

0
0
0
0
17
43
25
17
14
3
11
30
83
83
72
91
90
97
99
100
99
98
83
46

High Clouds (% Sky Obscured)

0
0
0
0
13
13
5
10
6
5
4
4
9
4
83
93
98
72
75
79
80
32
9
9

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
1
4
15
16
11
15
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
2
3
3
4
5
8
10
10
11
10
9
8
8
6
5
4
4
4
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

88
93
93
96
96
85
76
69
62
56
53
54
55
55
60
70
71
68
69
75
79
77
81
82

Pressure (mb)

1019
1020
1021
1021
1022
1023
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1022
1022
1022
1022
1021
1020
1020

Ozone (du)

409
411
415
410
405
398
389
380
377
373
369
370
369
366
365
365
363
364
366
369
368
366
368
370

Friday 19

Waxing Gibbous 85%

15:19

04:51

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 Bad

Sun - Rise: 05:57, Set: 20:06, Transit: 13:02. Moon - Rise: 15:19, Set: 04:51. Civil Dark: 20:41 - 05:22. Nautical Dark: 21:26 - 04:37. Astro Dark: 22:16 - 03:47

Total Clouds (% Sky Obscured)

99
99
98
92
84
59
92
100
88
100
100
94
86
66
69
32
46
69
61
82
66
53
45
55

Low Clouds (% Sky Obscured)

90
81
83
79
80
58
90
100
85
100
92
83
75
61
49
28
39
64
60
74
60
38
35
45

Medium Clouds (% Sky Obscured)

44
41
36
34
25
0
0
20
0
17
45
39
23
0
21
12
16
22
23
24
32
35
0
0

High Clouds (% Sky Obscured)

4
5
5
4
4
4
3
1
4
2
0
0
1
0
0
0
2
3
1
2
2
0
1
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 (%)

1
9
3
3
14
6
17
19
12
9
9
18
22
11
16
17
7
4
6
1
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)

14
14
13
14
14
16
15
16
16
17
17
16
17
16
15
14
11
7
6
6
5
3
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
88
88
85
82
80
76
73
71
67
66
71
62
65
65
67
73
81
87
85
81
82
72
64

Pressure (mb)

1019
1019
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1020
1021
1022
1023
1024
1025
1025
1025
1026

Ozone (du)

370
369
367
366
366
365
365
363
364
365
368
370
371
370
368
369
372
374
375
376
375
375
374
374

Saturday 20

Waxing Gibbous 92%

16:28

05:02

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

Sun - Rise: 05:55, Set: 20:07, Transit: 13:01. Moon - Rise: 16:28, Set: 05:02. Civil Dark: 20:43 - 05:20. Nautical Dark: 21:28 - 04:35. Astro Dark: 22:19 - 03:43

Total Clouds (% Sky Obscured)

47
20
5
8
9
7
11
11
28
49
66
67
86
89
85
69
60
46
43
19
5
5
6
7

Low Clouds (% Sky Obscured)

38
15
3
2
2
0
2
2
24
40
55
63
81
84
74
63
54
42
42
18
2
1
0
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
5
0
0
0
2
3
3
12
0
0
0
0
1
0
0
0
0

High Clouds (% Sky Obscured)

0
2
1
5
5
7
9
4
3
2
5
8
6
3
0
0
0
3
1
0
3
7
7
8

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
-0
1
1
2
3
4
6
7
8
8
9
9
9
8
8
9
7
7
7
5
5
3
2

Dew Point (°C)

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

Relative Humidity (%)

65
66
76
80
80
72
65
60
57
54
53
51
51
52
54
62
67
72
81
84
85
86
86
89

Pressure (mb)

1026
1026
1027
1027
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1031
1031
1031

Ozone (du)

373
372
373
373
374
373
374
374
376
375
373
373
375
377
379
379
379
378
379
378
377
375
373
374

Sunday 21

Waxing Gibbous 96%

17:37

05:12

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

Sun - Rise: 05:53, Set: 20:09, Transit: 13:01. Moon - Rise: 17:37, Set: 05:12. Civil Dark: 20:45 - 05:18. Nautical Dark: 21:30 - 04:32. Astro Dark: 22:22 - 03:40

Total Clouds (% Sky Obscured)

11
23
39
47
48
64
72
85
82
80
54
76
81
73
62
44
38
43
49
33
17
1
0
0

Low Clouds (% Sky Obscured)

2
2
2
2
13
32
44
55
58
63
59
63
65
58
51
41
44
47
49
31
15
1
1
1

Medium Clouds (% Sky Obscured)

0
12
26
31
28
28
25
18
8
0
5
10
20
15
7
0
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

9
4
11
4
4
6
4
3
4
4
4
4
3
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
10
4
5
1
1
10
3
2
5
5
1
4
3
1
2
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
93
86
79
76
70
71
73
64
55
51
50
56
61
66
69
75
81
82
83
83
83

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1029
1029
1029
1029
1029
1029
1030
1030
1031
1031
1031
1030

Ozone (du)

376
377
382
388
393
395
396
400
403
403
403
401
400
400
404
410
415
418
419
421
424
425
422
423

Monday 22

Waxing Gibbous 99%

18:47

05:23

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

Sun - Rise: 05:51, Set: 20:10, Transit: 13:01. Moon - Rise: 18:47, Set: 05:23. Civil Dark: 20:46 - 05:15. Nautical Dark: 21:32 - 04:30. Astro Dark: 22:25 - 03:37

Total Clouds (% Sky Obscured)

0
0
0
1
20
39
52
56
68
99
94
89
83
80
72
79
89
84
87
68
48
22
36
57

Low Clouds (% Sky Obscured)

1
0
0
1
22
44
59
51
45
53
60
68
68
69
58
61
78
79
80
54
30
7
7
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
16
30
81
91
81
17
71
62
78
61
55
51
39
29
17
28
35

High Clouds (% Sky Obscured)

0
0
0
0
0
5
3
4
27
56
69
41
4
3
0
0
0
0
0
0
0
0
10
15

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

1
2
1
0
1
1
4
26
35
30
35
38
46
48
52
45
43
44
43
41
38
32
30
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
88
91
85
76
70
63
57
49
50
61
66
68
74
80
93
91
91
91
91
91
93
93

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1028
1028
1028
1028
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

426
425
422
420
420
421
425
429
429
431
435
434
432
430
430
430
429
433
437
441
440
439
438
436

Tuesday 23

Waxing Gibbous 100%

19:59

05:33

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

Sun - Rise: 05:49, Set: 20:12, Transit: 13:01. Moon - Rise: 19:59, Set: 05:33. Civil Dark: 20:48 - 05:13. Nautical Dark: 21:34 - 04:27. Astro Dark: 22:27 - 03:34

Total Clouds (% Sky Obscured)

77
72
61
51
55
60
62
78
87
97
95
92
90
77
63
50
65
79
93
93
96
100
99
98

Low Clouds (% Sky Obscured)

7
8
9
10
34
58
78
73
69
67
62
57
49
39
28
18
15
11
7
28
49
75
82
84

Medium Clouds (% Sky Obscured)

43
39
34
32
23
15
5
34
63
92
77
62
46
39
29
21
37
52
65
69
69
71
63
55

High Clouds (% Sky Obscured)

23
13
8
0
0
1
1
5
8
15
14
10
5
5
5
5
21
32
37
46
65
70
60
55

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 (%)

12
13
10
3
8
8
5
12
14
14
14
12
5
8
8
5
7
6
1
14
20
23
33
39

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
89
88
85
80
75
71
68
64
61
60
59
57
60
64
66
70
75
80
79
79
79
83

Pressure (mb)

1027
1027
1027
1027
1027
1027
1028
1028
1027
1027
1027
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1023
1023
1022

Ozone (du)

435
433
432
431
431
429
427
426
426
426
426
423
420
418
414
410
406
405
404
403
402
400
399
398

Wednesday 24

Full Moon 99%

21:14

05:46

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

Sun - Rise: 05:47, Set: 20:14, Transit: 13:01. Moon - Rise: 21:14, Set: 05:46. Civil Dark: 20:50 - 05:11. Nautical Dark: 21:36 - 04:25. Astro Dark: 22:30 - 03:31

Total Clouds (% Sky Obscured)

96
87
76
67
76
88
100
90
79
77
83
88
92
87
82
76
66
56
44
40
37
34

Low Clouds (% Sky Obscured)

89
79
70
62
76
89
100
89
77
61
52
46
40
43
46
51
43
35
26
23
21
18

Medium Clouds (% Sky Obscured)

49
39
30
18
20
23
25
17
9
0
7
16
24
24
28
28
28
28
32
32
33
29

High Clouds (% Sky Obscured)

47
52
53
58
71
83
98
70
43
16
10
5
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
7
8
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

Precipitation Type

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

Precipitation Probability (%)

41
37
31
23
21
15
8
15
19
20
21
20
18
21
23
22
20
17
11
14
13
5

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
90
86
83
80
76
70
65
64
63
61
63
64
65
69
73
75
76
76
76
76
75

Pressure (mb)

1022
1021
1021
1020
1020
1020
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1017
1016
1016

Ozone (du)

396
395
397
398
400
402
404
406
408
410
412
414
417
419
420
421
422
425
429
432
434
436

Forecast for Chichester, West Sussex, United Kingdom (50.84,-0.77)

Generated: 18/04/24 03:26:55. Forecast: 18/04/24 to 24/04/24. Timezone: UTC+1.00