Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 29

Waxing Gibbous 98%

19:56

03:38

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

Sun - Rise: 04:48, Set: 21:13, Transit: 13:01. Moon - Rise: 19:56, Set: 03:38. Civil Dark: 22:00 - 04:01. Nautical Dark: 23:10 - 02:50. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

11
11
13
15
19
5
39
38
45
37
23
24
50
92
93
92
100
100
89
93
87
51
27
23

Low Clouds (% Sky Obscured)

11
11
13
15
0
0
5
12
14
16
4
0
4
21
4
0
7
4
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
19
19
15
18
15
20
15
43
2
1

High Clouds (% Sky Obscured)

0
0
3
13
16
3
39
38
45
37
23
24
50
92
93
90
100
100
82
64
76
51
27
23

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
42
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)

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

Chance of Frost

Temperature (°C)

21
20
18
16
15
14
12
11
11
10
9
10
12
14
17
19
20
21
22
22
22
22
23
22

Feels Like (°C)

22
21
18
16
14
13
11
9
9
8
8
8
10
13
16
17
18
19
20
20
22
21
21
21

Dew Point (°C)

15
16
14
12
10
8
6
6
5
5
4
5
6
8
9
10
10
10
11
12
12
13
14
15

Relative Humidity (%)

68
75
76
75
72
69
66
67
66
68
69
70
67
64
61
56
52
51
52
53
53
54
58
63

Pressure (mb)

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

Ozone (du)

341
343
341
340
340
337
333
333
333
333
332
332
332
333
334
333
333
335
336
335
337
338
342
341

Saturday 30

Waxing Gibbous 100%

21:09

04:05

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
18 Bad

Sun - Rise: 04:47, Set: 21:14, Transit: 13:01. Moon - Rise: 21:09, Set: 04:05. Civil Dark: 22:01 - 04:00. Nautical Dark: 23:13 - 02:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
97
86
50
80
60
69
73
93
75
100
100
92
98
92
100
98
62
49
63
49

Low Clouds (% Sky Obscured)

0
0
17
0
6
0
0
47
44
56
62
64
40
52
73
47
47
38
40
44
35
37
35
32

Medium Clouds (% Sky Obscured)

20
32
83
97
94
86
50
80
51
41
17
0
0
0
57
60
68
35
80
77
33
13
36
24

High Clouds (% Sky Obscured)

100
100
100
100
92
53
40
30
10
0
7
83
75
85
100
62
93
82
100
22
56
6
2
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
1
4
2
1
0
0
0
0
1
7
21
29
31
32
26
29
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
6
5
5
6
7
7
7
6
6
6
7
9
11
12
12
12
13
12
12
13
14
13
11

Chance of Frost

Temperature (°C)

21
20
18
17
16
15
14
14
13
13
13
13
14
15
16
17
18
19
19
19
20
20
20
20

Feels Like (°C)

20
19
17
15
14
13
12
12
11
12
12
12
12
13
13
14
15
16
17
17
17
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

70
77
76
79
78
75
74
76
77
83
83
87
80
78
73
66
61
58
68
67
69
59
67
76

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

340
342
344
344
349
356
363
365
364
359
356
354
354
354
353
354
354
354
354
357
357
363
364
358

Sunday 31

Full Moon 99%

22:15

04:43

19 OK
20 Bad
21 Bad
22 OK
23 OK
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

Sun - Rise: 04:46, Set: 21:15, Transit: 13:01. Moon - Rise: 22:15, Set: 04:43. Civil Dark: 22:03 - 03:59. Nautical Dark: 23:15 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

24
43
56
41
31
11
38
44
56
76
75
75
60
99
100
99
100
97
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

24
42
49
37
0
0
0
0
1
1
0
1
0
56
81
80
62
83
85
87
86
89
91
94

Medium Clouds (% Sky Obscured)

1
1
3
2
16
6
10
8
10
17
21
26
29
94
93
35
44
50
87
92
60
96
100
100

High Clouds (% Sky Obscured)

0
0
0
0
2
1
38
44
56
54
54
53
12
60
100
95
96
65
60
59
61
70
83
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
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
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

22
15
0
0
0
0
0
0
0
0
0
0
0
4
21
2
3
1
23
41
48
67
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.6
1.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
16
14
13
12
11
11
10
10
10
11
12
14
15
15
16
17
17
17
16
17
16
15

Feels Like (°C)

19
18
16
14
14
12
12
9
8
8
9
11
12
13
12
13
13
13
14
14
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

76
81
83
87
90
92
93
93
95
95
96
96
90
83
80
86
77
74
78
81
83
82
87
92

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1013
1013
1012
1011
1011
1010
1009
1009
1008

Ozone (du)

349
345
341
339
339
339
335
334
333
334
334
334
335
334
332
334
336
336
336
337
339
342
344
344

Monday 1

Waning Gibbous 97%

23:10

05:34

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
18 Bad

Sun - Rise: 04:46, Set: 21:16, Transit: 13:02. Moon - Rise: 23:10, Set: 05:34. Civil Dark: 22:04 - 03:58. Nautical Dark: 23:17 - 02:44. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
100
96
91
91
99
97
94
88
91
95
91

Low Clouds (% Sky Obscured)

93
93
93
91
90
87
85
75
76
77
76
69
71
72
67
65
67
81
73
65
54
55
63
58

Medium Clouds (% Sky Obscured)

100
100
100
100
79
84
70
100
97
93
87
29
17
9
0
2
5
6
28
45
60
60
56
65

High Clouds (% Sky Obscured)

100
100
100
100
100
90
100
100
92
100
100
100
91
82
60
60
60
65
75
75
67
84
75
65

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
64
95
95
87
60
39
34
39
45
16
12
14
26
46
60
63
93
95
95
95
95
95

Precipitation Amount (mm)

1.7
0.7
0
0.6
0.9
0.8
0.3
0
0
0
0
0
0
0
0
0
0.3
0
0.6
1
1.1
1.1
0.8
0.5

Wind Speed/Direction (mph)

12
11
11
11
11
10
9
9
8
8
8
9
9
10
10
10
10
11
11
11
11
12
13
14

Chance of Frost

Temperature (°C)

14
14
13
13
14
14
14
14
14
14
14
14
14
14
15
16
16
17
18
18
18
17
17
16

Feels Like (°C)

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

Dew Point (°C)

14
14
13
13
14
14
14
14
14
13
14
13
13
13
13
13
12
13
13
12
12
14
14
14

Relative Humidity (%)

98
98
98
98
98
98
98
96
98
96
98
96
96
95
92
85
77
77
72
65
68
79
86
90

Pressure (mb)

1007
1007
1006
1006
1005
1005
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1003
1003
1003

Ozone (du)

346
347
352
357
363
366
366
368
372
371
372
374
375
380
386
388
390
391
392
394
392
391
386
380

Tuesday 2

Waning Gibbous 93%

23:52

06:37

19 Bad
20 Bad
21 Bad
22 Bad
23 OK
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

Sun - Rise: 04:45, Set: 21:18, Transit: 13:02. Moon - Rise: 23:52, Set: 06:37. Civil Dark: 22:05 - 03:57. Nautical Dark: 23:19 - 02:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

87
75
63
47
35
27
29
46
73
70
70
70
99
98
98
96
94
91
83
75
66
57
47
37

Low Clouds (% Sky Obscured)

50
44
40
27
15
3
16
30
44
46
48
49
75
76
78
80
82
85
79
74
66
57
46
34

Medium Clouds (% Sky Obscured)

58
44
28
20
18
19
14
7
0
0
2
40
91
85
80
68
53
39
26
14
0
0
0
0

High Clouds (% Sky Obscured)

49
29
6
4
3
1
1
6
25
25
1
8
16
9
2
1
1
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
9
9
9
9
9
8
7
6
7
8
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

87
69
14
13
12
0
0
0
0
0
3
18
44
36
34
35
35
38
48
55
59
51
44
35

Precipitation Amount (mm)

0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
93
95
96
96
98
98
96
98
96
95
95
95
93
95
93
92
92
87
86
83
79
75

Pressure (mb)

1004
1004
1005
1006
1006
1006
1006
1006
1006
1006
1005
1005
1005
1002
1002
1002
1002
1001
1001
1000
1000
999
999
999

Ozone (du)

379
376
371
368
362
357
353
351
350
349
349
348
347
352
357
361
367
373
378
383
388
393
397
400

Wednesday 3

Waning Gibbous 88%

00:23

07:49

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
18 Bad

Sun - Rise: 04:44, Set: 21:19, Transit: 13:02. Moon - Rise: 00:23, Set: 07:49. Civil Dark: 22:06 - 03:56. Nautical Dark: 23:21 - 02:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
68
80
85
91
95
97
98
100
99
98
97
89
81
72
79
86
95
89
81
74
77
83
87

Low Clouds (% Sky Obscured)

44
53
62
72
82
91
85
79
73
71
74
76
73
69
65
69
75
83
71
58
45
48
51
53

Medium Clouds (% Sky Obscured)

11
21
32
29
31
34
53
70
87
87
87
87
63
37
12
34
58
84
65
50
31
32
39
43

High Clouds (% Sky Obscured)

22
43
70
47
25
2
27
47
65
43
36
34
27
12
0
22
43
60
42
27
15
15
14
9

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

38
42
51
59
61
55
54
51
42
37
32
30
27
25
22
33
41
49
65
74
81
74
69
68

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
16
15
15
16
16
17
17
16
16
15
15
16
17
18
20
21
21
21
20
19
18
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
10
10
10
9
10
10
10
10
9
9
9
9
9
9
10
10
10
10
10
9

Relative Humidity (%)

72
76
82
87
84
83
81
83
87
90
90
90
87
83
79
75
73
70
68
70
72
73
73
73

Pressure (mb)

999
999
998
998
998
997
997
997
997
996
997
997
997
997
997
997
997
997
997
997
997
997
997
998

Ozone (du)

403
403
402
401
402
402
403
405
407
409
410
412
413
410
407
404
405
405
405
405
404
404
404
404

Thursday 4

Waning Gibbous 81%

00:44

09:04

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 Bad
03 Bad
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 04:44, Set: 21:20, Transit: 13:02. Moon - Rise: 00:44, Set: 09:04. Civil Dark: 22:08 - 03:55. Nautical Dark: 23:23 - 02:39. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

87
87
86
63
47
38
41
42
42
40
39
42
58
69
77
78
79
79

Low Clouds (% Sky Obscured)

52
52
51
40
31
21
23
22
20
16
16
15
14
16
15
23
35
42

Medium Clouds (% Sky Obscured)

42
41
36
29
27
25
18
13
5
9
13
16
22
27
34
43
51
59

High Clouds (% Sky Obscured)

24
34
50
43
31
18
16
16
13
12
17
22
15
8
5
4
3
5

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

51
34
2
2
2
0
0
0
0
0
0
0
3
11
14
24
29
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
72
73
73
78
83
87
88
91
96
91
88
82
74
66
60
57
53

Pressure (mb)

998
998
999
1000
1000
1000
1001
1001
1001
1001
1002
1002
1002
1003
1003
1004
1004
1005

Ozone (du)

404
404
405
405
406
406
406
407
408
409
409
409
409
409
408
408
407
407

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

Generated: 29/05/26 19:23:00. Forecast: 29/05/26 to 04/06/26. Timezone: UTC+1.00