Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waning Gibbous 85%

00:16

07:38

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

Sun - Rise: 06:27, Set: 19:44, Transit: 13:06. Moon - Rise: 00:16, Set: 07:38. Civil Dark: 20:18 - 05:53. Nautical Dark: 20:59 - 05:11. Astro Dark: 21:44 - 04:26

Total Clouds (% Sky Obscured)

20
10
47
58
50
13
25
10
0
21
12
76
63
64
100
100
100
100
39
38
46
51
43
45

Low Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
0
0
0
0
0
5
7
14
5
0
31
35
46
51
43
43

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
35
2
5
7
6
6
1
0
0

High Clouds (% Sky Obscured)

20
10
47
58
44
13
25
10
0
21
12
76
63
64
100
100
97
100
37
38
46
50
42
24

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 (%)

7
3
0
1
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)

16
15
15
13
11
7
6
5
4
4
3
3
3
2
2
2
3
3
5
8
10
11
11
10

Chance of Frost

Temperature (°C)

11
11
10
10
9
7
6
5
5
4
4
3
3
3
2
2
3
4
6
9
11
12
13
13

Feels Like (°C)

5
5
6
4
4
5
4
3
3
2
1
0
1
1
0
-0
-0
1
3
5
7
8
8
10

Dew Point (°C)

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

Relative Humidity (%)

51
54
57
62
68
74
78
82
83
85
83
83
85
88
86
83
76
76
69
67
65
61
59
60

Pressure (mb)

1020
1021
1022
1022
1023
1024
1025
1025
1026
1026
1026
1027
1027
1026
1026
1027
1027
1027
1027
1027
1027
1026
1026
1025

Ozone (du)

387
388
383
382
380
377
373
372
370
370
370
371
371
369
367
366
367
366
366
365
363
363
363
361

Monday 6

Waning Gibbous 77%

01:25

08:12

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

Sun - Rise: 06:25, Set: 19:46, Transit: 13:06. Moon - Rise: 01:25, Set: 08:12. Civil Dark: 20:20 - 05:50. Nautical Dark: 21:01 - 05:08. Astro Dark: 21:47 - 04:23

Total Clouds (% Sky Obscured)

25
0
0
0
7
23
11
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

23
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
0
0
0
3
9
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

23
0
0
0
6
6
3
0
0
0
0
0
0
0
0
3
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 (%)

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 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)

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

Chance of Frost

Temperature (°C)

13
13
13
13
12
10
9
8
8
7
7
6
6
6
6
6
6
7
9
12
14
16
17
18

Feels Like (°C)

10
11
11
11
10
9
7
7
5
5
5
4
5
4
5
4
5
5
7
9
11
12
14
15

Dew Point (°C)

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

Relative Humidity (%)

60
61
63
67
76
82
84
84
81
84
84
85
90
88
88
86
86
79
70
64
59
56
54
52

Pressure (mb)

1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1022
1023
1022
1022
1022
1022
1022
1021
1021

Ozone (du)

361
362
364
366
366
366
367
367
366
364
361
359
359
358
357
357
355
355
355
352
350
347
346
346

Tuesday 7

Waning Gibbous 69%

02:24

08:59

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

Sun - Rise: 06:22, Set: 19:47, Transit: 13:06. Moon - Rise: 02:24, Set: 08:59. Civil Dark: 20:21 - 05:48. Nautical Dark: 21:03 - 05:06. Astro Dark: 21:49 - 04:20

Total Clouds (% Sky Obscured)

3
2
1
41
15
6
0
0
85
86
58
53
49
31
58
71
60
49
40
14
89
20
35
49

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
32
35
0
18
0
0
11
23
37

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
24
31
19
11
8
17
58
70
24
4
26
14
4
5
2
1

High Clouds (% Sky Obscured)

3
2
1
33
15
6
0
0
44
7
3
22
33
26
37
47
36
49
18
7
89
4
6
8

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
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)

15
14
13
12
10
8
8
7
6
5
5
4
4
4
4
4
4
4
5
8
7
6
6
7

Chance of Frost

Temperature (°C)

19
19
19
18
17
15
14
13
12
11
11
11
11
9
9
9
8
10
13
15
17
18
19
20

Feels Like (°C)

16
16
17
16
15
12
11
10
9
10
10
10
8
7
6
6
5
8
10
12
14
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

54
58
63
67
74
83
89
87
87
86
88
88
87
87
82
82
84
81
72
66
61
56
53
51

Pressure (mb)

1021
1020
1020
1020
1021
1021
1022
1022
1022
1022
1023
1022
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1024
1024

Ozone (du)

345
345
346
347
347
346
347
348
350
350
349
349
347
348
348
348
348
347
347
346
345
346
347
347

Wednesday 8

Waning Gibbous 59%

03:11

09:58

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

Sun - Rise: 06:20, Set: 19:49, Transit: 13:05. Moon - Rise: 03:11, Set: 09:58. Civil Dark: 20:23 - 05:46. Nautical Dark: 21:05 - 05:03. Astro Dark: 21:51 - 04:17

Total Clouds (% Sky Obscured)

60
42
24
5
14
24
35
41
46
49
64
83
97
99
100
100
88
85
82
81
93
99
100
100

Low Clouds (% Sky Obscured)

50
36
18
0
0
0
0
15
30
43
27
13
0
0
0
0
9
17
25
32
39
50
43
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
15
21
28
29
30
35
37
28
15
19
21
25
35
40

High Clouds (% Sky Obscured)

11
9
10
5
14
24
35
29
26
20
48
74
97
99
100
100
80
64
52
62
84
97
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
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)

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

Chance of Frost

Temperature (°C)

20
20
19
18
17
15
13
12
11
11
10
10
9
9
8
8
7
9
11
13
14
15
17
17

Feels Like (°C)

18
19
17
17
15
14
13
12
12
12
11
10
8
7
7
7
6
9
10
12
14
14
16
15

Dew Point (°C)

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

Relative Humidity (%)

51
52
55
65
73
80
84
87
87
85
84
82
81
81
81
81
78
73
67
65
59
55
53
54

Pressure (mb)

1024
1024
1024
1024
1024
1025
1025
1025
1025
1026
1026
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1025

Ozone (du)

348
349
351
351
352
353
356
361
364
365
362
360
358
357
358
357
358
358
357
357
359
361
363
362

Thursday 9

Waning Gibbous 50%

03:46

11:08

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:18, Set: 19:51, Transit: 13:05. Moon - Rise: 03:46, Set: 11:08. Civil Dark: 20:25 - 05:43. Nautical Dark: 21:07 - 05:01. Astro Dark: 21:54 - 04:14

Total Clouds (% Sky Obscured)

100
95
99
100
100
100
100
96
96
100
100
100
100
100
100
100
93
89
83
81
79
73
82
91

Low Clouds (% Sky Obscured)

32
25
22
14
10
5
0
0
0
0
2
5
7
6
5
4
0
0
0
13
26
35
23
12

Medium Clouds (% Sky Obscured)

37
27
16
2
2
2
3
20
39
59
58
62
65
65
80
70
40
25
17
7
3
5
5
8

High Clouds (% Sky Obscured)

100
95
97
100
100
100
100
87
87
100
99
100
98
100
100
100
89
78
79
56
30
3
30
61

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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
17
16
14
13
11
10
11
10
7
7
6
6
6
5
6
4
5
6
6
8
8
13

Dew Point (°C)

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

Relative Humidity (%)

56
59
61
68
76
84
86
88
90
90
85
84
81
79
75
71
71
68
67
65
60
57
52
53

Pressure (mb)

1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1025
1025
1025
1024
1023
1023
1022

Ozone (du)

359
357
356
355
353
353
352
353
353
353
353
353
353
352
351
352
352
353
353
353
353
354
354
357

Friday 10

Third Quarter 40%

04:12

12:23

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 OK
04 OK
05 OK
06 OK
07 OK
08 Bad
09 Bad
10 OK
11 OK
12 OK
13 Bad
14 Bad

Sun - Rise: 06:16, Set: 19:52, Transit: 13:05. Moon - Rise: 04:12, Set: 12:23. Civil Dark: 20:27 - 05:41. Nautical Dark: 21:09 - 04:58. Astro Dark: 21:56 - 04:11

Total Clouds (% Sky Obscured)

100
91
82
73
82
91
100
100
98
100
79
57
36
26
20
15
21
26
32
26
26
30
48
71

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

12
14
23
25
7
2
0
2
3
5
15
27
34
26
20
15
21
26
32
26
26
30
40
43

High Clouds (% Sky Obscured)

95
66
37
7
33
60
91
94
96
100
67
33
0
0
5
10
21
26
32
26
26
30
48
62

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 (%)

1
4
4
0
0
0
0
0
0
0
0
0
0
0
0
0
17
22
25
22
21
18
15
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
6
6
7
6
5
4
5
5
5
6
7
7
8
9
10
11
12
12
12
12
13
13

Relative Humidity (%)

53
53
60
66
73
74
76
77
75
74
73
76
78
80
85
90
95
90
86
83
79
77
74
74

Pressure (mb)

1021
1020
1020
1019
1019
1018
1018
1018
1017
1016
1016
1015
1014
1013
1013
1012
1012
1011
1011
1011
1011
1010
1010
1010

Ozone (du)

360
362
365
368
371
368
366
363
362
361
361
358
356
354
352
351
350
350
349
349
351
352
354
354

Saturday 11

Waning Crescent 30%

04:32

13:41

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:14, Set: 19:54, Transit: 13:05. Moon - Rise: 04:32, Set: 13:41. Civil Dark: 20:29 - 05:39. Nautical Dark: 21:11 - 04:56. Astro Dark: 21:59 - 04:08

Total Clouds (% Sky Obscured)

95
90
86
83
80
79
79
87
95
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
14
25
41
52
63
69
76
81
89
96
100
97
93
90
90
91
92

Medium Clouds (% Sky Obscured)

46
41
38
36
47
61
74
83
91
100
100
99
99
98
95
95
96
97
98
99
99
100

High Clouds (% Sky Obscured)

71
68
60
60
60
60
48
64
80
96
97
98
100
95
91
86
60
38
18
45
76
97

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

Fog (%)

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

Precipitation Probability (%)

2
5
12
17
19
19
10
24
38
48
57
67
71
72
79
81
68
52
19
21
22
24

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.4
0.4
0.5
0.5
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
15
13
11
10
8
7
7
6
6
6
6
6
6
6
6
6
7
8
8
9

Feels Like (°C)

14
15
16
17
18
5
4
3
3
2
2
1
1
1
1
1
1
2
4
4
4
4

Dew Point (°C)

13
13
12
10
9
7
6
5
5
5
5
4
4
4
4
4
4
4
3
3
2
2

Relative Humidity (%)

73
74
78
82
86
85
85
85
88
90
91
90
90
86
88
88
88
82
77
71
65
60

Pressure (mb)

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

Ozone (du)

355
356
356
356
356
357
359
360
360
361
361
362
362
362
361
361
360
358
355
353
355
357

Forecast for Cliddesden, Hampshire, United Kingdom (51.24,-1.10)

Generated: 05/04/26 15:50:57. Forecast: 05/04/26 to 11/04/26. Timezone: UTC+1.00