Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 91%

00:00

06:45

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:38, Set: 20:22, Transit: 13:01. Moon - Rise: 00:00, Set: 06:45. Civil Dark: 21:01 - 04:59. Nautical Dark: 21:51 - 04:09. Astro Dark: 22:52 - 03:07

Total Clouds (% Sky Obscured)

65
65
66
85
90
100
100
98
100
100
100
100
100
100
100
100
100
100
94
94
100
100
100
100

Low Clouds (% Sky Obscured)

45
39
24
21
31
51
54
51
67
60
57
49
78
61
91
88
92
93
91
92
86
95
90
100

Medium Clouds (% Sky Obscured)

44
40
41
79
61
94
100
83
100
96
100
100
100
100
70
100
100
98
87
86
82
73
63
96

High Clouds (% Sky Obscured)

1
1
2
3
78
100
68
77
82
100
100
100
100
65
66
70
65
65
60
66
100
97
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

1
5
3
0
0
2
5
6
9
21
28
34
44
56
67
69
73
73
59
44
33
12
1
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
7
8
8
7
8
7
7
7
7
7
7
9
10
12
13
13
13
13
13
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
84
90
93
96
96
96
94
94
94
94
96
96
96
91
83
83
88
91
91
93
95
95
94

Pressure (mb)

1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

446
446
446
450
452
452
452
450
446
443
443
443
443
441
442
441
438
436
434
435
436
436
435
435

Saturday 27

Waning Gibbous 83%

01:13

07:29

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:36, Set: 20:24, Transit: 13:01. Moon - Rise: 01:13, Set: 07:29. Civil Dark: 21:03 - 04:57. Nautical Dark: 21:53 - 04:06. Astro Dark: 22:55 - 03:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
99
96

Low Clouds (% Sky Obscured)

88
59
55
68
57
60
62
65
81
90
100
100
100
100
100
100
96
90
91
80
90
70
53
34

Medium Clouds (% Sky Obscured)

100
100
100
100
100
95
100
100
100
100
100
95
68
98
100
95
93
93
87
69
98
90
99
91

High Clouds (% Sky Obscured)

100
100
75
100
100
100
100
100
100
100
35
35
100
41
48
52
73
93
7
47
54
54
28
15

ISS Passover

Visibility (miles)

9
9
8
3
0
0
0
0
0
0
0
0
0
0
0
0
4
3
8
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

6
9
21
45
50
63
68
68
92
95
95
95
95
95
95
95
95
69
54
49
41
36
25
7

Precipitation Amount (mm)

0
0
0
0
0.2
0.3
0.4
0.3
0.4
0.8
1.4
2.4
2
1.5
1.5
1.3
0.8
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
2
1
1
0
-1
0
-1
-1
0
0
1
0
1
1
1
1
1
2
2
3
4
7
7

Dew Point (°C)

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

Relative Humidity (%)

94
94
96
96
98
98
98
98
98
98
98
98
98
98
100
98
98
96
96
96
94
96
96
98

Pressure (mb)

1005
1004
1004
1005
1004
1004
1003
1003
1002
1002
1002
1001
1001
1001
1002
1002
1003
1003
1004
1005
1006
1006
1007
1008

Ozone (du)

434
436
436
435
433
429
429
432
436
439
441
439
442
448
453
455
456
453
446
444
442
438
435
432

Sunday 28

Waning Gibbous 74%

02:12

08:30

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

Sun - Rise: 05:34, Set: 20:26, Transit: 13:01. Moon - Rise: 02:12, Set: 08:30. Civil Dark: 21:05 - 04:55. Nautical Dark: 21:55 - 04:04. Astro Dark: 22:59 - 02:59

Total Clouds (% Sky Obscured)

90
80
37
20
57
33
35
7
2
2
2
19
36
34
63
77
59
33
60
53
50
66
43
36

Low Clouds (% Sky Obscured)

10
64
40
21
29
36
32
5
1
1
0
20
41
39
38
48
59
13
46
40
38
43
28
25

Medium Clouds (% Sky Obscured)

78
47
8
2
44
2
5
0
0
0
0
0
0
0
36
54
1
22
29
29
27
26
17
10

High Clouds (% Sky Obscured)

11
2
1
1
0
0
0
0
0
1
3
3
4
3
10
33
3
4
4
2
0
0
15
19

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 (%)

11
1
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
10
4
10
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
93
94
96
98
96
98
96
94
91
89
93
93
90
84
76
68
64
61
60
61
72
68

Pressure (mb)

1008
1009
1010
1011
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

429
428
429
432
435
438
439
439
442
448
452
454
453
451
448
446
443
441
441
442
443
442
442
443

Monday 29

Waning Gibbous 64%

02:55

09:48

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

Sun - Rise: 05:32, Set: 20:28, Transit: 13:01. Moon - Rise: 02:55, Set: 09:48. Civil Dark: 21:07 - 04:53. Nautical Dark: 21:58 - 04:01. Astro Dark: 23:02 - 02:55

Total Clouds (% Sky Obscured)

30
24
14
8
17
27
37
41
46
43
29
18
8
7
7
6
13
26
44
49
65
61
40
31

Low Clouds (% Sky Obscured)

20
13
6
0
16
32
46
52
56
58
41
24
9
9
9
9
18
27
39
42
45
50
38
28

Medium Clouds (% Sky Obscured)

1
4
5
7
4
2
0
1
1
2
1
1
0
0
0
0
4
8
11
9
6
4
3
2

High Clouds (% Sky Obscured)

22
17
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
13
37
24
3
3

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
8
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 (%)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
30
40
38
34
40
41
34

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)

13
11
9
8
8
8
8
8
8
9
9
9
9
9
10
12
14
15
17
17
16
15
14
12

Chance of Frost

Temperature (°C)

12
12
11
10
9
8
8
8
8
7
7
7
8
8
10
12
14
15
15
16
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
79
85
91
91
91
91
88
91
94
94
94
96
95
90
83
76
71
70
68
66
66
71
74

Pressure (mb)

1014
1014
1014
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1010
1010
1009
1009
1009

Ozone (du)

444
443
439
436
436
432
433
433
430
429
431
432
431
433
433
433
433
435
437
438
437
436
434
433

Tuesday 30

Waning Gibbous 53%

03:24

11:15

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

Sun - Rise: 05:30, Set: 20:29, Transit: 13:00. Moon - Rise: 03:24, Set: 11:15. Civil Dark: 21:09 - 04:50. Nautical Dark: 22:00 - 03:58. Astro Dark: 23:06 - 02:51

Total Clouds (% Sky Obscured)

22
45
38
37
30
37
62
79
86
82
84
86
95
89
88
87
88
92
98
98
97
97
98
99

Low Clouds (% Sky Obscured)

19
20
22
32
30
37
56
57
58
42
56
65
75
84
84
84
81
77
74
76
76
77
74
72

Medium Clouds (% Sky Obscured)

1
2
2
3
1
0
1
17
34
55
60
60
61
57
54
49
52
55
57
61
66
72
67
62

High Clouds (% Sky Obscured)

4
49
33
7
3
3
2
11
23
34
40
49
75
49
40
31
41
50
60
63
69
76
84
92

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

29
23
16
2
3
2
0
1
1
0
20
28
31
50
39
18
36
46
53
56
60
64
80
93

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0.2
0.3
0.3
0.5
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
11
11
10
9
9
8
7
8
8
8
8
9
9
9
9
9
10
9
15
15
15
16

Dew Point (°C)

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

Relative Humidity (%)

75
78
86
90
88
93
95
96
95
96
96
98
96
96
95
93
90
86
80
77
77
78
78
85

Pressure (mb)

1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011

Ozone (du)

429
427
426
427
425
425
423
422
420
420
417
415
414
412
413
414
415
412
409
407
406
405
404
403

Wednesday 1

Third Quarter 41%

03:44

12:45

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:28, Set: 20:31, Transit: 13:00. Moon - Rise: 03:44, Set: 12:45. Civil Dark: 21:11 - 04:48. Nautical Dark: 22:03 - 03:56. Astro Dark: 23:10 - 02:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
99
100
100
100
100
100
99
99
98
87
75
74
85
87

Low Clouds (% Sky Obscured)

70
80
90
100
100
100
100
99
99
98
99
99
100
100
100
99
99
99
98
86
76
70
76
82

Medium Clouds (% Sky Obscured)

56
58
61
66
61
61
55
55
50
50
45
45
45
45
40
40
31
28
28
20
13
4
4
2

High Clouds (% Sky Obscured)

100
98
97
95
89
85
80
77
76
65
62
59
60
65
66
61
70
64
59
44
31
21
37
51

ISS Passover

Visibility (miles)

3
2
3
3
4
4
4
4
3
2
2
1
1
0
0
0
0
3
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
88
83
91
95
95
95
95
95
95
95
81
71
54
21
18
16
13
12
11

Precipitation Amount (mm)

0.9
0.8
0.8
0.9
0.8
0.7
0.7
0.8
1
1.2
1.3
1.5
1.8
1.3
0.8
0.5
0.4
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
96
96
98
98
98
98
98
98
98
98
100
98
100
100
98
98
96
95
93
93
90
89
90

Pressure (mb)

1011
1011
1012
1012
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010

Ozone (du)

403
402
403
404
406
405
404
403
399
395
392
389
386
383
382
381
379
379
378
378
378
377
377
377

Thursday 2

Waning Crescent 29%

04:00

14:15

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

Sun - Rise: 05:26, Set: 20:33, Transit: 13:00. Moon - Rise: 04:00, Set: 14:15. Civil Dark: 21:12 - 04:46. Nautical Dark: 22:05 - 03:53. Astro Dark: 23:14 - 02:43

Total Clouds (% Sky Obscured)

88
88
88
90
91
91
92
92
92
91
91
93
100
92
85
78
83
88
90

Low Clouds (% Sky Obscured)

85
85
81
76
80
81
84
79
83
84
82
80
78
81
81
80
83
86
90

Medium Clouds (% Sky Obscured)

1
6
11
16
25
35
50
50
50
55
55
55
55
55
55
60
60
60
60

High Clouds (% Sky Obscured)

66
72
74
80
80
80
75
59
57
51
61
75
92
77
66
50
59
64
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9
9
9

Fog (%)

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

Precipitation Probability (%)

3
6
5
1
5
7
7
11
10
3
6
5
3
9
11
9
26
32
35

Precipitation Amount (mm)

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
10
10
10
9
8
8
8
8
8
8
8
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
95
95
95
95
95
93
95
95
95
95
95
96
96
96
95
93
93
92

Pressure (mb)

1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010

Ozone (du)

376
376
375
374
374
375
376
377
376
376
375
374
374
374
373
373
373
375
376

Forecast for Sibbertoft, Northamptonshire, United Kingdom (52.44,-1.00)

Generated: 26/04/24 18:06:40. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00