Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 10

Third Quarter 48%

04:18

11:00

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:13, Set: 19:54, Transit: 13:05. Moon - Rise: 04:18, Set: 11:00. Civil Dark: 20:29 - 05:38. Nautical Dark: 21:13 - 04:53. Astro Dark: 22:02 - 04:04

Total Clouds (% Sky Obscured)

68
75
79
73
85
83
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
3
0
0
0
26
20
7
24
81
48
26
0
0
0
0
0
0
0
0
34
100

Medium Clouds (% Sky Obscured)

68
75
79
30
20
30
58
88
100
100
100
100
100
60
36
25
20
21
16
13
5
31
48
46

High Clouds (% Sky Obscured)

54
59
64
64
75
68
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
1
0
3
15
27
2
0
0
0
0
0
0
0
0
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
70
64
59
57
55
53
55
59
69
72
69
65
66
69
66
68
74
74
76
76
78
79
84

Pressure (mb)

1021
1021
1021
1021
1020
1019
1019
1017
1016
1015
1014
1014
1013
1013
1012
1011
1010
1008
1007
1006
1005
1004
1003
1002

Ozone (du)

374
373
370
368
365
364
360
357
355
353
351
349
350
350
352
351
351
352
351
352
352
351
351
353

Saturday 11

Waning Crescent 40%

04:36

12:16

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

Sun - Rise: 06:11, Set: 19:56, Transit: 13:04. Moon - Rise: 04:36, Set: 12:16. Civil Dark: 20:31 - 05:35. Nautical Dark: 21:16 - 04:51. Astro Dark: 22:05 - 04:01

Total Clouds (% Sky Obscured)

100
100
100
99
100
59
28
3
3
0
37
22
29
38
100
66
55
45
59
82
73
56
60
59

Low Clouds (% Sky Obscured)

100
100
79
30
52
59
28
3
0
0
7
22
29
38
53
66
55
45
59
74
73
56
59
59

Medium Clouds (% Sky Obscured)

40
44
42
32
36
0
13
1
2
0
23
6
1
10
78
0
0
0
0
43
0
0
1
1

High Clouds (% Sky Obscured)

100
100
100
66
50
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
4
1
9
7
9
8
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

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

Precipitation Probability (%)

57
64
40
24
29
24
29
22
4
1
0
0
0
0
1
5
1
2
3
12
2
0
0
0

Precipitation Amount (mm)

0.3
0.4
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)

15
13
14
12
15
16
20
21
21
20
18
19
18
19
20
22
22
22
21
20
20
19
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
94
98
96
79
75
57
65
61
61
64
68
68
72
71
72
72
72
76
78
76
78
82
87

Pressure (mb)

1002
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1004
1004
1004
1004
1004
1005
1005
1005
1005
1006

Ozone (du)

356
359
362
368
375
386
393
400
411
410
411
410
415
422
427
424
422
421
422
423
423
422
424
427

Sunday 12

Waning Crescent 30%

04:50

13:36

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 OK
23 OK
00 Good
01 Good
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:09, Set: 19:57, Transit: 13:04. Moon - Rise: 04:50, Set: 13:36. Civil Dark: 20:33 - 05:33. Nautical Dark: 21:18 - 04:48. Astro Dark: 22:08 - 03:57

Total Clouds (% Sky Obscured)

63
60
64
64
54
67
67
55
61
43
40
47
60
56
34
23
12
17
22
31
65
63
92
88

Low Clouds (% Sky Obscured)

53
56
62
43
48
38
47
44
47
43
40
47
48
29
3
4
11
9
7
7
19
10
13
21

Medium Clouds (% Sky Obscured)

11
2
21
64
54
67
37
16
18
5
3
9
41
56
34
23
2
9
16
26
58
56
81
75

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
35
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
8
8
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 (%)

17
17
25
37
50
49
44
43
33
40
38
17
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)

18
18
19
18
18
16
17
16
15
13
13
11
8
7
6
6
5
5
5
5
4
4
4
3

Chance of Frost

Temperature (°C)

7
8
9
11
11
12
12
12
11
11
10
9
7
6
5
4
4
3
3
2
2
2
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
82
73
67
68
75
65
58
57
61
70
78
82
82
83
83
83
83
85
89
93
93
93
91

Pressure (mb)

1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

429
430
433
438
446
451
451
450
451
455
459
463
469
472
473
474
478
481
487
491
492
492
492
493

Monday 13

Waning Crescent 20%

05:02

14:57

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
01 OK
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:07, Set: 19:59, Transit: 13:04. Moon - Rise: 05:02, Set: 14:57. Civil Dark: 20:35 - 05:30. Nautical Dark: 21:20 - 04:45. Astro Dark: 22:11 - 03:54

Total Clouds (% Sky Obscured)

79
71
75
75
75
87
93
100
92
83
61
54
34
25
38
44
39
39
39
42
49
55
63
60

Low Clouds (% Sky Obscured)

34
56
56
44
49
54
68
79
69
58
38
30
31
25
33
34
39
37
37
40
48
54
62
58

Medium Clouds (% Sky Obscured)

51
35
56
62
68
79
91
100
87
73
55
54
34
25
35
29
2
3
2
2
0
0
0
0

High Clouds (% Sky Obscured)

15
8
15
14
0
6
12
18
12
6
2
18
2
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
6
9
7
9
9
7
9
8
7
6
8
7
8
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
22
36
38
37
39
48
56
54
52
42
43
35
17
8
7
2
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
6
6
5
6
7
7
6
6
5
6
5
4
3
4
4
4
4
4
4
4
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
85
81
77
70
69
71
66
69
80
84
88
90
91
96
98
100
98
98
98
100
98
96
98

Pressure (mb)

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

Ozone (du)

495
494
493
493
495
498
500
500
498
494
488
483
480
476
470
466
462
460
455
444
430
424
419
414

Tuesday 14

Waning Crescent 12%

05:13

16:19

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:04, Set: 20:01, Transit: 13:04. Moon - Rise: 05:13, Set: 16:19. Civil Dark: 20:37 - 05:28. Nautical Dark: 21:22 - 04:43. Astro Dark: 22:13 - 03:51

Total Clouds (% Sky Obscured)

62
68
72
73
61
56
77
82
83
79
71
75
97
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

61
64
63
61
53
45
46
41
35
27
20
0
0
0
28
56
84
82
83
86
88
91
94
94

Medium Clouds (% Sky Obscured)

0
0
5
12
25
28
32
45
37
45
30
53
39
40
51
44
46
63
84
92
95
97
100
80

High Clouds (% Sky Obscured)

0
0
8
1
0
1
10
18
35
57
71
53
40
28
51
75
100
100
100
100
85
70
55
58

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

Precipitation Probability (%)

0
0
10
12
5
10
11
3
1
0
0
2
4
7
35
50
63
68
61
45
32
33
42
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
91
90
85
81
72
66
63
71
67
70
77
81
84
88
88
88
88
78
70
63
71
79
90

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019
1019
1018
1018
1018
1017
1017
1017
1017

Ozone (du)

406
399
391
385
381
375
374
370
364
361
359
357
355
353
351
348
346
343
346
348
351
353
354
356

Wednesday 15

Waning Crescent 6%

05:24

17:43

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:02, Set: 20:02, Transit: 13:03. Moon - Rise: 05:24, Set: 17:43. Civil Dark: 20:39 - 05:26. Nautical Dark: 21:24 - 04:40. Astro Dark: 22:16 - 03:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
96
95
92
90
89
83
76
70
69
68
76
81
85
84
86

Low Clouds (% Sky Obscured)

95
96
97
98
100
90
82
75
72
77
77
74
71
68
61
54
47
47
46
46
45
44
43
43

Medium Clouds (% Sky Obscured)

60
40
47
58
70
81
88
96
93
90
87
83
80
75
60
39
17
15
16
15
19
30
37
39

High Clouds (% Sky Obscured)

62
71
68
65
64
57
49
46
35
17
0
0
1
1
9
17
24
33
40
50
33
21
7
22

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

40
41
38
33
25
34
43
49
51
56
68
63
48
21
12
7
5
3
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
5
5
5
8
8
8
8
8
9
10
9
9
9
8
8
5
5
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

88
90
88
88
90
90
90
93
95
92
92
90
92
91
95
93
95
94
94
96
96
96
96
94

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

356
356
356
355
354
353
353
353
353
353
352
352
355
359
362
365
368
371
372
373
374
374
374
374

Thursday 16

Waning Crescent 2%

05:37

19:10

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

Sun - Rise: 06:00, Set: 20:04, Transit: 13:03. Moon - Rise: 05:37, Set: 19:10. Civil Dark: 20:41 - 05:23. Nautical Dark: 21:26 - 04:37. Astro Dark: 22:19 - 03:44

Total Clouds (% Sky Obscured)

87
88
87
91
100
100
100
100
100
100
100
100
100
100
98
97
95

Low Clouds (% Sky Obscured)

43
43
46
50
56
52
50
50
66
80
93
93
92
92
90
83
81

Medium Clouds (% Sky Obscured)

41
38
47
60
74
82
90
98
99
99
100
100
100
100
90
78
69

High Clouds (% Sky Obscured)

36
54
72
88
100
78
57
26
6
1
5
1
2
7
5
3
1

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
1
9
14
19
18
19
21
39
55
66
66
65
61
44
29
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.3
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
87
81
79
77
75
77
80
81
84
87
90
92
93
95
95
95

Pressure (mb)

1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

374
375
376
374
373
371
369
366
363
363
363
363
366
370
374
374
374

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

Generated: 10/04/26 08:22:05. Forecast: 10/04/26 to 16/04/26. Timezone: UTC+1.00