Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 1

Full Moon 100%

20:53

05:11

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

Sun - Rise: 05:29, Set: 20:30, Transit: 13:01. Moon - Rise: 20:53, Set: 05:11. Civil Dark: 21:10 - 04:49. Nautical Dark: 22:01 - 03:57. Astro Dark: 23:08 - 02:49

Total Clouds (% Sky Obscured)

1
4
5
2
20
81
84
82
40
18
69
61
98
67
69
24
7
9
90
100
100
100
51
83

Low Clouds (% Sky Obscured)

0
0
0
0
0
74
54
69
31
18
66
54
60
64
57
12
0
3
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
0
0
0
8
32
22
7
16
0
0
1
2
3
23
24
7
1
0
24
47
100
51
83

High Clouds (% Sky Obscured)

0
0
5
2
1
4
1
2
0
0
0
2
40
12
54
10
7
9
90
100
100
100
51
65

ISS Passover

Visibility (miles)

9
9
9
9
9
8
5
6
4
4
6
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
6
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
2
21
50
69
65
67
59
37
17
0
2
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
8
10
10
10
11
10
10
10
9
7
7
7
7
7
7
6
6
6
6
5
5
6

Chance of Frost

Temperature (°C)

14
16
18
19
21
22
22
21
21
20
19
18
17
15
14
13
12
10
8
8
7
7
8
10

Feels Like (°C)

13
15
17
18
21
22
21
20
20
20
19
17
16
13
13
11
10
8
6
5
5
5
6
8

Dew Point (°C)

9
11
12
13
15
16
18
19
19
18
18
16
15
14
13
12
10
8
7
6
6
6
7
8

Relative Humidity (%)

71
69
68
68
68
69
78
88
88
88
92
92
92
93
95
95
92
88
88
87
90
90
91
88

Pressure (mb)

1021
1021
1021
1020
1020
1019
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

372
372
372
370
366
365
366
366
368
368
367
365
364
366
367
365
365
364
364
364
366
369
372
373

Saturday 2

Waning Gibbous 98%

22:08

05:33

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
08 Bad

Sun - Rise: 05:27, Set: 20:32, Transit: 13:00. Moon - Rise: 22:08, Set: 05:33. Civil Dark: 21:12 - 04:47. Nautical Dark: 22:04 - 03:54. Astro Dark: 23:12 - 02:45

Total Clouds (% Sky Obscured)

75
53
79
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

36
15
33
32
26
30
80
72
61
69
51
60
61
66
83
90
87
95
92
89
87
88
88
82

Medium Clouds (% Sky Obscured)

74
53
79
72
21
33
59
88
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100

High Clouds (% Sky Obscured)

65
53
22
60
98
100
100
100
100
100
95
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
5
2
3
4
3
4
5
6
4
0
0
1
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
1
4
21
69
93
95
95
95
95
95
95
95
95
95
95
95
95
74

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.6
1.4
1.7
0.9
1
1.2
1.1
0.8
0.8
1
0.8
1.3
1.4
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
13
14
15
15
16
17
17
17
16
14
13
12
12
12
11
11
11
11
11
10
8
7

Dew Point (°C)

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

Relative Humidity (%)

83
78
69
65
61
61
62
62
71
77
82
84
95
98
100
98
98
98
98
98
100
100
98
96

Pressure (mb)

1018
1017
1017
1016
1016
1015
1014
1013
1013
1012
1012
1012
1012
1011
1010
1010
1009
1008
1007
1007
1006
1006
1006
1007

Ozone (du)

374
375
378
380
381
381
379
376
375
374
373
374
373
373
375
375
375
378
381
384
386
386
385
385

Sunday 3

Waning Gibbous 95%

23:20

06:03

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
08 Bad

Sun - Rise: 05:25, Set: 20:34, Transit: 13:00. Moon - Rise: 23:20, Set: 06:03. Civil Dark: 21:13 - 04:45. Nautical Dark: 22:06 - 03:52. Astro Dark: 23:16 - 02:41

Total Clouds (% Sky Obscured)

99
98
98
91
93
97
93
83
90
96
85
88
95
98
97
98
98
97
96
97
97
97
89
91

Low Clouds (% Sky Obscured)

90
96
97
91
93
97
90
82
84
82
83
86
89
91
91
98
94
88
82
78
73
69
67
70

Medium Clouds (% Sky Obscured)

55
46
45
35
31
27
28
30
30
24
34
28
37
36
36
39
44
39
37
36
39
41
37
32

High Clouds (% Sky Obscured)

33
22
28
3
4
8
26
2
0
1
3
0
3
3
3
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

58
53
51
44
42
32
40
48
58
59
43
25
14
9
8
6
5
6
2
7
7
4
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
84
77
70
70
70
69
71
83
87
95
96
98
98
96
96
95
96
96
98
96
95
91

Pressure (mb)

1007
1007
1007
1008
1008
1008
1008
1008
1009
1009
1009
1010
1011
1012
1012
1012
1013
1013
1013
1013
1013
1014
1014
1015

Ozone (du)

387
389
388
387
386
386
387
387
386
382
380
380
379
380
381
382
382
383
384
384
385
385
385
385

Monday 4

Waning Gibbous 90%

00:24

06:45

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

Sun - Rise: 05:23, Set: 20:35, Transit: 13:00. Moon - Rise: 00:24, Set: 06:45. Civil Dark: 21:15 - 04:43. Nautical Dark: 22:09 - 03:49. Astro Dark: 23:20 - 02:36

Total Clouds (% Sky Obscured)

92
95
97
100
99
84
60
59
40
10
5
2
2
11
29
25
29
38
47
44
37
29
47
56

Low Clouds (% Sky Obscured)

75
79
82
84
85
76
60
53
31
6
3
1
2
11
29
25
29
38
47
44
37
29
41
39

Medium Clouds (% Sky Obscured)

27
35
42
50
45
36
25
19
9
0
0
0
0
0
0
0
0
0
0
0
0
0
13
21

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
1
0
0
0
0
2
8
14

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 (%)

18
3
6
8
6
5
5
6
8
14
5
2
0
0
0
0
0
0
0
0
0
0
1
2

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
6
6
6
6
7
6
5
4
4
4
4
4
5
4
4
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
9
10
10
11
11
14
16
15
15
15
13
11
10
9
7
6
6
5
5
5
5
5
6

Dew Point (°C)

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

Relative Humidity (%)

88
85
81
79
80
77
74
69
67
67
74
79
85
87
88
87
90
90
88
81
72
70
71
71

Pressure (mb)

1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1015

Ozone (du)

385
384
383
383
384
386
391
394
396
398
396
391
387
384
382
381
379
378
378
378
377
376
376
376

Tuesday 5

Waning Gibbous 83%

01:15

07:40

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
08 Bad

Sun - Rise: 05:22, Set: 20:37, Transit: 13:00. Moon - Rise: 01:15, Set: 07:40. Civil Dark: 21:17 - 04:41. Nautical Dark: 22:11 - 03:47. Astro Dark: 23:24 - 02:32

Total Clouds (% Sky Obscured)

67
62
68
96
97
94
92
91
91
91
90
77
69
79
89
99
98
97
97
86
77
69
58
51

Low Clouds (% Sky Obscured)

48
52
63
84
84
81
79
76
73
70
66
63
60
66
72
78
81
84
88
85
77
69
58
50

Medium Clouds (% Sky Obscured)

23
25
34
55
53
51
47
41
35
26
29
18
15
22
19
22
25
47
57
40
21
5
2
1

High Clouds (% Sky Obscured)

24
15
8
1
0
1
2
2
13
15
41
36
32
37
49
61
41
21
2
6
10
13
12
12

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 (%)

2
14
21
27
25
22
19
18
14
5
26
22
13
12
9
1
5
7
6
7
6
3
4
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
5
4
4
4
5
6
5
5
4
5
6
6
6
6
6
5
5
5
5
5
4
4
5

Relative Humidity (%)

68
64
60
59
58
66
70
71
68
68
74
80
85
91
93
93
93
91
91
91
90
88
87
81

Pressure (mb)

1015
1015
1015
1014
1014
1015
1015
1015
1015
1014
1015
1014
1014
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013

Ozone (du)

379
379
379
379
379
378
377
378
380
382
380
380
379
379
380
382
383
384
385
386
386
387
388
390

Wednesday 6

Waning Gibbous 75%

01:53

08:46

09 OK
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
08 Bad

Sun - Rise: 05:20, Set: 20:39, Transit: 13:00. Moon - Rise: 01:53, Set: 08:46. Civil Dark: 21:19 - 04:39. Nautical Dark: 22:14 - 03:44. Astro Dark: 23:28 - 02:27

Total Clouds (% Sky Obscured)

44
59
73
87
88
89
89
91
94
97
98
99
100
100
100
100
100
100
100
99
99
98
99
99

Low Clouds (% Sky Obscured)

41
52
61
72
73
75
76
79
85
89
89
89
88
85
80
74
61
50
40
32
25
17
22
28

Medium Clouds (% Sky Obscured)

0
6
12
21
42
55
66
71
77
82
87
92
98
92
85
81
87
95
100
96
93
89
93
96

High Clouds (% Sky Obscured)

11
13
15
18
13
9
5
25
43
59
70
82
93
95
96
97
94
91
89
85
80
84
82
89

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
5
3
4
6
7
7
7
6
7
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
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

1
13
18
21
23
24
22
43
56
66
76
87
95
93
91
91
89
91
93
70
47
23
21
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.6
0.8
0.7
0.7
0.7
0.8
0.9
1.1
0.5
0
0
0
0

Wind Speed/Direction (mph)

7
7
6
6
7
6
7
8
8
9
11
9
7
7
6
5
4
4
4
4
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
6
6
7
7
7
6
7
7
7
7
6
6
6
6
6
5
5
5
5
5
4
5

Relative Humidity (%)

74
69
71
72
72
71
70
67
76
84
93
94
94
94
96
96
96
96
96
96
96
96
94
91

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

392
393
394
396
397
395
394
392
391
391
390
391
392
394
396
397
399
401
402
404
404
404
405
403

Thursday 7

Waning Gibbous 66%

02:20

No Set

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: 05:18, Set: 20:40, Transit: 13:00. Moon - Rise: 02:20, Set: No Set. Civil Dark: 21:21 - 04:37. Nautical Dark: 22:16 - 03:41. Astro Dark: 23:33 - 02:23

Total Clouds (% Sky Obscured)

100
100
99
99
96
97
97
96
94
89
82
72
65
60
57
60

Low Clouds (% Sky Obscured)

33
45
54
63
51
48
54
65
65
62
70
72
65
60
45
32

Medium Clouds (% Sky Obscured)

99
85
70
56
65
75
85
75
64
55
62
69
65
58
50
36

High Clouds (% Sky Obscured)

96
76
54
38
31
33
25
4
0
3
0
0
1
3
4
10

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

8
20
25
27
30
31
29
37
45
52
53
55
58
52
36
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
8
8
9
10
10
10
11
10
10
9
9
8
7
6
5

Feels Like (°C)

4
3
3
4
4
7
7
7
7
7
7
6
7
6
6
6

Dew Point (°C)

5
5
4
4
4
4
4
4
5
6
7
6
6
6
5
4

Relative Humidity (%)

87
82
75
70
65
65
64
64
69
74
82
85
90
94
96
94

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015
1015

Ozone (du)

401
399
400
400
401
401
402
402
399
396
392
392
392
393
395
396

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

Generated: 01/05/26 08:42:18. Forecast: 01/05/26 to 07/05/26. Timezone: UTC+1.00