Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 10

Third Quarter 50%

04:12

11:08

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:16, Set: 19:52, Transit: 13:05. Moon - Rise: 04:12, Set: 11:08. Civil Dark: 20:27 - 05:41. Nautical Dark: 21:09 - 04:58. Astro Dark: 21:56 - 04:11

Total Clouds (% Sky Obscured)

86
80
66
68
99
100
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
0
9
24
13
21
4
0
25
51
11
0
0
0
0
0
0
0
0
14
35
87

Medium Clouds (% Sky Obscured)

86
80
66
68
99
89
98
100
100
100
100
100
100
100
100
41
22
19
21
27
30
35
39
35

High Clouds (% Sky Obscured)

86
66
66
68
57
67
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 (%)

75
63
15
0
0
0
0
0
0
0
0
1
1
2
8
1
0
0
0
0
0
0
0
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)

1
1
3
2
4
7
9
11
12
12
11
11
10
9
10
11
12
13
13
13
14
14
13
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
72
70
64
60
55
52
53
56
59
60
67
69
69
66
71
74
73
79
79
81
80
81
82

Pressure (mb)

1022
1022
1022
1022
1022
1021
1020
1020
1018
1017
1016
1015
1014
1014
1013
1012
1011
1010
1009
1008
1006
1005
1004
1004

Ozone (du)

352
351
350
351
351
349
348
347
345
345
345
345
342
345
350
351
350
349
347
346
346
345
347
348

Saturday 11

Waning Crescent 40%

04:32

12:23

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

Sun - Rise: 06:14, Set: 19:54, Transit: 13:05. Moon - Rise: 04:32, Set: 12:23. Civil Dark: 20:29 - 05:39. Nautical Dark: 21:11 - 04:56. Astro Dark: 21:59 - 04:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
46
54
20
9
5
31
33
36
76
54
46
52
83
68
58
64
64
66

Low Clouds (% Sky Obscured)

100
100
85
58
54
55
33
35
20
0
5
31
33
36
76
54
46
52
56
55
58
64
64
54

Medium Clouds (% Sky Obscured)

39
35
45
45
32
0
4
0
0
7
0
0
0
0
0
0
0
0
39
17
0
0
0
8

High Clouds (% Sky Obscured)

100
100
100
100
100
99
4
16
0
0
0
0
0
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 (%)

10
33
17
11
1
0
1
12
31
23
1
0
2
6
10
8
3
3
3
5
4
3
2
1

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)

11
10
14
12
14
17
18
19
21
21
21
20
20
18
19
19
20
20
19
18
18
17
17
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
87
90
84
68
54
45
45
51
62
63
64
67
70
74
73
73
77
79
81
85
85
85
85

Pressure (mb)

1003
1003
1005
1005
1006
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009

Ozone (du)

348
351
353
356
360
365
371
382
387
392
400
404
407
406
412
415
415
413
411
410
410
411
414
419

Sunday 12

Waning Crescent 30%

04:47

13:41

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

Sun - Rise: 06:11, Set: 19:55, Transit: 13:05. Moon - Rise: 04:47, Set: 13:41. Civil Dark: 20:30 - 05:36. Nautical Dark: 21:13 - 04:53. Astro Dark: 22:01 - 04:05

Total Clouds (% Sky Obscured)

55
44
84
92
91
70
74
82
79
73
49
44
54
49
53
83
49
15
24
38
49
63
78
93

Low Clouds (% Sky Obscured)

55
44
50
49
63
70
62
69
68
43
35
41
33
25
48
20
1
1
9
21
24
28
37
42

Medium Clouds (% Sky Obscured)

0
0
23
28
83
3
15
31
35
62
33
9
54
49
4
83
49
15
24
38
49
63
64
60

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
1
1
1
3
2
1
0
0
7
0
0
0
0
0
3
7
0

ISS Passover

Visibility (miles)

9
9
9
9
8
9
9
9
5
6
6
9
7
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
6
12
45
50
40
48
59
65
50
43
25
17
2
0
0
2
5
5
10
12
14
7
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
15
16
16
16
15
15
15
15
14
13
12
10
7
6
5
5
4
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
82
74
66
64
63
60
61
64
64
68
73
81
88
90
91
90
89
91
91
91
91
91
91

Pressure (mb)

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

Ozone (du)

421
422
424
424
423
421
425
431
433
436
441
447
449
454
459
461
464
471
477
483
488
494
497
497

Monday 13

Waning Crescent 20%

05:00

15:00

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:09, Set: 19:57, Transit: 13:04. Moon - Rise: 05:00, Set: 15:00. Civil Dark: 20:32 - 05:34. Nautical Dark: 21:15 - 04:51. Astro Dark: 22:04 - 04:02

Total Clouds (% Sky Obscured)

86
79
74
81
91
99
100
100
100
89
80
67
60
60
56
57
55
59
63
62
61
57
60
59

Low Clouds (% Sky Obscured)

43
43
46
55
63
73
74
75
60
45
40
58
60
57
56
57
55
59
63
62
55
48
48
50

Medium Clouds (% Sky Obscured)

74
63
54
66
83
87
60
100
100
88
77
60
45
40
28
18
2
10
11
2
0
0
0
0

High Clouds (% Sky Obscured)

10
10
10
30
60
85
60
32
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

7
9
12
39
56
72
76
78
78
67
60
44
34
24
19
15
7
1
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
89
82
76
69
65
63
67
60
58
61
73
88
90
93
91
94
94
93
93
93
96
96
96

Pressure (mb)

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

Ozone (du)

494
488
487
483
479
477
479
480
476
473
473
474
468
462
457
453
449
445
439
426
419
414
407
403

Tuesday 14

Waning Crescent 12%

05:13

16:20

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:07, Set: 19:59, Transit: 13:04. Moon - Rise: 05:13, Set: 16:20. Civil Dark: 20:34 - 05:32. Nautical Dark: 21:17 - 04:48. Astro Dark: 22:06 - 03:59

Total Clouds (% Sky Obscured)

61
57
60
62
63
66
59
53
48
65
83
100
79
85
87
95
99
100
100
100
100
99
99
98

Low Clouds (% Sky Obscured)

61
57
60
62
63
66
59
53
48
32
16
0
0
0
0
31
63
86
85
86
93
95
96
98

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
8
30
66
72
53
35
27
25
28
39
51
63
72
72
72
72

High Clouds (% Sky Obscured)

0
1
1
1
0
5
2
6
1
29
58
81
62
67
84
90
92
95
97
98
100
67
33
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
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
2
0
1
1
0
0
1
4
8
16
34
47
53
50
41
29
25
19
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

2
4
7
9
10
12
13
13
14
14
13
13
11
10
9
8
8
8
8
9
10
10
10
10

Feels Like (°C)

1
3
5
7
8
11
11
12
13
13
12
11
10
10
10
10
10
9
8
5
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

96
89
84
80
72
66
62
57
54
52
52
59
70
73
75
79
78
77
73
73
72
71
72
72

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1019
1019
1020
1020
1020
1019
1019
1019
1018
1018
1018

Ozone (du)

397
391
386
383
380
375
371
368
363
359
357
356
355
352
350
348
345
343
340
343
346
348
350
351

Wednesday 15

Waning Crescent 6%

05:26

17:42

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 06:05, Set: 20:00, Transit: 13:04. Moon - Rise: 05:26, Set: 17:42. Civil Dark: 20:36 - 05:30. Nautical Dark: 21:19 - 04:46. Astro Dark: 22:09 - 03:56

Total Clouds (% Sky Obscured)

99
99
100
100
100
100
100
99
99
97
96
95
93
91
88
88
87
83
83
81
82
82
78
75

Low Clouds (% Sky Obscured)

96
95
94
96
98
100
100
99
98
89
81
72
64
57
58
60
58
57
58
60
62
59
56
53

Medium Clouds (% Sky Obscured)

53
32
7
22
37
51
67
84
98
88
77
65
53
44
39
28
16
5
6
10
12
8
9
9

High Clouds (% Sky Obscured)

29
57
90
91
92
97
87
75
62
41
21
0
13
24
36
47
58
72
64
59
49
49
58
49

ISS Passover

Visibility (miles)

9
9
9
9
9
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

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 (%)

15
16
20
28
33
36
38
38
37
40
42
43
39
30
9
12
6
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
77
83
85
88
91
95
93
92
93
92
93
93
95
96
96
96
96
94
96
96
96
96
96

Pressure (mb)

1018
1018
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

353
352
352
351
350
349
348
349
350
351
351
352
352
353
354
355
359
363
367
368
370
372
371
369

Thursday 16

Waning Crescent 2%

05:40

19:08

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
00 Bad

Sun - Rise: 06:03, Set: 20:02, Transit: 13:04. Moon - Rise: 05:40, Set: 19:08. Civil Dark: 20:37 - 05:27. Nautical Dark: 21:22 - 04:43. Astro Dark: 22:11 - 03:53

Total Clouds (% Sky Obscured)

78
77
78
83
90
100
100
100
100
100
100
100
100
100
100
99
99
97

Low Clouds (% Sky Obscured)

52
46
41
44
49
54
58
59
62
61
66
78
77
78
78
58
40
24

Medium Clouds (% Sky Obscured)

6
11
13
42
72
99
98
96
94
96
96
98
97
95
93
85
78
70

High Clouds (% Sky Obscured)

54
60
74
82
90
98
91
82
67
45
25
5
37
70
100
72
53
50

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

Precipitation Probability (%)

0
0
0
6
18
34
58
74
84
74
57
48
48
50
56
47
31
2

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.5
0.6
0.5
0.2
0
0
0
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
9
8
8
8
8
9
9
9
9
9
9
8
8
8
8

Relative Humidity (%)

98
90
83
77
72
68
63
66
68
70
74
76
80
83
84
88
90
90

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

368
367
365
364
363
361
360
359
358
357
357
356
356
357
358
359
360
361

Forecast for Basingstoke, Hampshire, United Kingdom (51.26,-1.09)

Generated: 10/04/26 07:41:13. Forecast: 10/04/26 to 16/04/26. Timezone: UTC+1.00