Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Waxing Gibbous 85%

15:15

04:52

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 Good
23 Good

Sun - Rise: 05:53, Set: 20:07, Transit: 13:00. Moon - Rise: 15:15, Set: 04:52. Civil Dark: 20:44 - 05:16. Nautical Dark: 21:30 - 04:29. Astro Dark: 22:24 - 03:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
85
85
85
85
85
75
57
75
85
75
85
85
68
76
24
10
6

Low Clouds (% Sky Obscured)

99
99
100
100
95
88
100
90
88
84
89
80
53
90
75
78
83
95
92
77
46
22
9
9

Medium Clouds (% Sky Obscured)

28
46
27
23
19
24
28
52
52
43
45
38
17
32
28
22
31
36
35
38
30
12
0
0

High Clouds (% Sky Obscured)

19
8
5
16
5
3
1
2
4
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.4
0.7
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
13
12
12
13
14
14
14
16
17
16
17
20
18
12
15
13
8
12
11
9
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
88
90
89
88
87
83
82
82
83
85
81
73
72
75
78
71
71
70
70
70
71
72

Pressure (mb)

1017
1017
1016
1016
1015
1015
1015
1016
1015
1015
1015
1016
1016
1016
1017
1018
1018
1019
1020
1021
1022
1023
1024
1024

Ozone (du)

378
378
378
378
379
377
375
374
375
378
378
380
382
383
388
390
388
385
382
385
386
386
385
383

Saturday 20

Waxing Gibbous 92%

16:25

05:02

00 Good
01 Good
02 Good
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 OK
20 Good
21 OK
22 OK
23 OK

Sun - Rise: 05:50, Set: 20:09, Transit: 12:59. Moon - Rise: 16:25, Set: 05:02. Civil Dark: 20:46 - 05:13. Nautical Dark: 21:32 - 04:27. Astro Dark: 22:27 - 03:32

Total Clouds (% Sky Obscured)

8
12
12
7
4
4
7
28
17
48
100
81
100
93
88
95
81
85
85
20
13
19
30
36

Low Clouds (% Sky Obscured)

13
17
15
4
1
1
1
27
3
30
96
72
100
91
83
93
73
80
73
31
20
24
30
53

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
6
14
3
2
3
3
3
3
3
0
0
3
3
8

High Clouds (% Sky Obscured)

0
0
0
4
3
3
4
6
15
27
75
7
2
2
4
4
4
0
0
0
2
5
12
4

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
2
3
3
0
1
0
2
8
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
80
79
79
79
82
81
82
76
70
63
62
63
62
61
60
59
62
70
69
76
82
85
86

Pressure (mb)

1025
1025
1026
1026
1027
1027
1027
1028
1029
1029
1029
1029
1030
1030
1030
1030
1029
1029
1029
1030
1030
1030
1030
1031

Ozone (du)

382
381
379
379
379
377
373
372
371
371
373
372
373
374
375
377
378
377
376
376
375
376
378
381

Sunday 21

Waxing Gibbous 96%

17:36

05:11

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
15 Bad
16 Bad
17 Bad
18 OK
19 Good
20 Good
21 Good
22 OK
23 OK

Sun - Rise: 05:48, Set: 20:10, Transit: 12:59. Moon - Rise: 17:36, Set: 05:11. Civil Dark: 20:47 - 05:11. Nautical Dark: 21:35 - 04:24. Astro Dark: 22:30 - 03:28

Total Clouds (% Sky Obscured)

39
50
51
59
99
96
90
76
82
58
98
86
84
87
90
75
51
49
17
2
2
11
19
9

Low Clouds (% Sky Obscured)

64
76
72
74
98
84
44
47
22
35
94
81
81
85
63
57
46
43
12
2
2
12
21
9

Medium Clouds (% Sky Obscured)

8
23
28
31
34
86
85
60
70
25
15
0
0
0
35
24
18
15
9
0
0
0
0
0

High Clouds (% Sky Obscured)

2
4
6
4
6
6
8
4
62
16
60
55
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
5
8
15
13
5
7
2
0
2
14
3
0
0
0
1
0
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
2
2
3
3
2
2
1
2
2
2
3
3
3
2
2
2
3
3
3
3
3
3
3

Relative Humidity (%)

88
88
89
91
91
88
86
82
78
72
69
70
65
65
60
58
59
61
68
73
81
85
89
93

Pressure (mb)

1031
1031
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1032
1032
1032
1032

Ozone (du)

387
391
390
392
394
393
392
392
394
394
393
392
393
395
399
403
406
410
415
419
419
422
421
421

Monday 22

Waxing Gibbous 98%

18:47

05:20

00 OK
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
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:46, Set: 20:12, Transit: 12:59. Moon - Rise: 18:47, Set: 05:20. Civil Dark: 20:49 - 05:09. Nautical Dark: 21:37 - 04:21. Astro Dark: 22:33 - 03:25

Total Clouds (% Sky Obscured)

26
31
51
67
76
91
77
83
91
100
100
100
100
100
99
99
99
98
98
86
71
54
52
54

Low Clouds (% Sky Obscured)

27
32
46
50
56
59
46
53
70
76
69
68
64
65
69
71
73
74
77
69
60
54
55
60

Medium Clouds (% Sky Obscured)

0
1
2
2
1
3
23
48
64
86
93
97
100
98
97
95
94
93
93
71
48
30
30
29

High Clouds (% Sky Obscured)

0
0
5
37
63
91
75
83
65
94
92
94
91
87
84
85
80
80
75
75
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
7
8
0
4
5
8
7
8

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
15
4
12
24
42
44
54
62
72
68
56
50
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.4
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
94
93
93
96
94
91
83
78
74
69
67
64
65
75
88
94
96
96
96
96
96
96

Pressure (mb)

1032
1032
1032
1032
1032
1031
1031
1031
1031
1031
1030
1030
1029
1029
1028
1028
1027
1027
1026
1026
1026
1026
1025
1025

Ozone (du)

422
422
419
417
416
416
416
415
413
413
416
418
421
423
424
425
426
427
427
427
428
430
430
430

Tuesday 23

Waxing Gibbous 100%

20:01

05:29

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:44, Set: 20:14, Transit: 12:59. Moon - Rise: 20:01, Set: 05:29. Civil Dark: 20:51 - 05:07. Nautical Dark: 21:39 - 04:19. Astro Dark: 22:36 - 03:22

Total Clouds (% Sky Obscured)

57
61
66
73
67
65
61
56
54
55
65
74
85
81
75
77
86
92
97
89
99
98
88
78

Low Clouds (% Sky Obscured)

62
66
72
78
72
69
67
65
63
64
68
70
76
71
64
63
54
43
34
44
59
73
54
35

Medium Clouds (% Sky Obscured)

1
0
1
30
30
21
0
0
0
0
0
0
0
0
0
0
17
32
50
47
43
40
52
41

High Clouds (% Sky Obscured)

0
0
0
2
2
0
0
0
0
0
7
15
23
25
20
14
21
28
30
44
83
80
80
80

ISS Passover

Visibility (miles)

9
2
8
2
0
0
0
0
0
9
9
9
1
8
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
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
None
None
None
None

Precipitation Probability (%)

45
57
53
55
46
31
11
7
4
4
16
22
22
16
12
2
4
15
5
2
0
0
1
1

Precipitation Amount (mm)

0
0.3
0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
96
96
98
98
98
94
91
88
84
73
68
59
55
55
60
67
69
78
78
78
78

Pressure (mb)

1025
1025
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1024
1024
1024
1023

Ozone (du)

433
434
433
431
427
428
431
427
421
416
412
409
408
407
406
404
401
399
399
398
397
397
397
397

Wednesday 24

Full Moon 100%

21:18

05:40

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:42, Set: 20:15, Transit: 12:59. Moon - Rise: 21:18, Set: 05:40. Civil Dark: 20:53 - 05:04. Nautical Dark: 21:41 - 04:16. Astro Dark: 22:39 - 03:18

Total Clouds (% Sky Obscured)

61
64
69
75
82
91
100
99
99
98
99
100
100
100
100
100
93
85
78
78
79
79
72
68

Low Clouds (% Sky Obscured)

15
24
33
40
50
57
62
64
65
67
69
71
74
81
90
99
91
83
76
76
76
75
64
55

Medium Clouds (% Sky Obscured)

33
38
47
50
64
80
97
94
92
90
93
97
100
74
46
19
13
8
2
2
2
2
6
9

High Clouds (% Sky Obscured)

45
27
16
4
19
30
43
51
63
74
83
92
100
83
67
50
36
20
0
10
17
26
38
51

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
7
8
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
4
4
1
1
1
0
8
11
14
17
17
17
21
26
32
33
34
35
30
25
19
15
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
76
77
77
77
79
82
83
82
78
75
70
68
63
64
67
70
74
78
82
87
90
93
93

Pressure (mb)

1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1017
1017
1016
1016

Ozone (du)

398
397
397
397
396
396
397
397
397
398
398
398
399
399
400
401
402
401
401
400
400
401
401
401

Thursday 25

Waning Gibbous 99%

22:37

05:55

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 05:40, Set: 20:17, Transit: 12:59. Moon - Rise: 22:37, Set: 05:55. Civil Dark: 20:55 - 05:02. Nautical Dark: 21:44 - 04:13. Astro Dark: 22:43 - 03:14

Total Clouds (% Sky Obscured)

60
57
54
51
50
56
55
66
72
81
85
89
93
93
93
94
92
90
88
90
93
96
96
96

Low Clouds (% Sky Obscured)

46
41
36
30
27
26
27
38
49
60
69
78
86
86
85
85
82
81
80
76
72
67
66
63

Medium Clouds (% Sky Obscured)

13
19
27
34
31
24
26
24
25
31
43
50
57
67
75
85
76
69
64
72
83
92
92
93

High Clouds (% Sky Obscured)

50
35
23
14
23
36
49
66
75
85
79
78
72
58
44
40
30
30
30
35
45
50
57
68

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 (%)

3
5
5
3
3
2
0
0
0
0
12
16
20
25
28
29
29
29
30
28
26
23
20
15

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
91
93
93
93
93
89
85
81
81
80
80
73
70
64
68
73
77
81
87
90
90

Pressure (mb)

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

Ozone (du)

401
401
401
402
402
403
404
405
406
407
408
409
409
410
411
412
413
412
411
411
411
412
412
414

Forecast for Blunham, Central Bedfordshire, United Kingdom (52.15,-0.32)

Generated: 19/04/24 19:22:36. Forecast: 19/04/24 to 25/04/24. Timezone: UTC+1.00