Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 6

Waning Gibbous 77%

01:31

08:26

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

Sun - Rise: 06:35, Set: 19:56, Transit: 13:16. Moon - Rise: 01:31, Set: 08:26. Civil Dark: 20:28 - 06:01. Nautical Dark: 21:09 - 05:20. Astro Dark: 21:54 - 04:35

Total Clouds (% Sky Obscured)

9
8
0
0
0
0
0
0
0
20
100
100
100
100
100
100
100
100
97
52
76
41
40
46

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
21
10
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
0
0
0
0
0
0
17
65
47
35
41
18
26
5
27
46

High Clouds (% Sky Obscured)

9
7
0
0
0
0
0
0
0
20
100
100
100
100
100
100
100
100
96
28
29
40
4
2

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
1
2
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
90
90
88
87
88
88
88
85
87
87
87
85
84
80
82
75
74
75
75
74
78
79
80

Pressure (mb)

1022
1022
1022
1022
1021
1021
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

350
349
349
348
347
349
349
345
342
339
339
339
341
342
345
345
345
343
344
342
342
342
342
344

Tuesday 7

Waning Gibbous 69%

02:30

09:13

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 OK
10 OK
11 OK
12 OK
13 Good
14 OK
15 Bad
16 Bad
17 Bad
18 OK
19 OK

Sun - Rise: 06:33, Set: 19:58, Transit: 13:15. Moon - Rise: 02:30, Set: 09:13. Civil Dark: 20:30 - 05:59. Nautical Dark: 21:11 - 05:17. Astro Dark: 21:56 - 04:32

Total Clouds (% Sky Obscured)

88
92
76
73
42
56
51
65
83
85
94
78
72
46
40
33
23
12
31
60
46
50
27
7

Low Clouds (% Sky Obscured)

0
0
0
0
5
42
51
56
55
55
57
47
40
0
0
0
0
5
23
49
32
33
22
1

Medium Clouds (% Sky Obscured)

57
49
1
1
2
2
2
0
3
4
7
9
8
0
2
2
0
0
0
6
14
17
9
1

High Clouds (% Sky Obscured)

69
72
76
73
37
16
10
31
65
65
77
42
36
31
35
33
21
7
14
28
24
20
3
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
7
7
7
7
7
7

Fog (%)

0
0
0
0
0
0
0
0
0
9
80
100
100
71
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
1
20
16
19
12

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
3
2
2
3
2
2
1
1
1
2
2
2
2
1
2
2
2
2
2
2
3
2

Chance of Frost

Temperature (°C)

13
12
11
10
9
9
8
8
8
8
8
8
10
12
15
17
19
20
21
21
21
21
20
18

Feels Like (°C)

9
9
10
10
10
9
8
9
8
7
7
7
9
12
14
17
19
21
23
23
23
22
21
21

Dew Point (°C)

9
8
9
8
8
8
7
7
7
7
7
7
8
10
12
13
14
15
16
16
16
17
17
16

Relative Humidity (%)

77
76
85
90
90
91
91
95
93
95
96
95
91
87
83
77
73
70
70
72
73
76
82
89

Pressure (mb)

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

Ozone (du)

344
343
344
343
341
341
342
341
341
342
342
343
343
343
343
345
346
348
347
346
347
347
348
350

Wednesday 8

Waning Gibbous 59%

03:17

10:12

20 OK
21 OK
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
19 Bad

Sun - Rise: 06:31, Set: 19:59, Transit: 13:15. Moon - Rise: 03:17, Set: 10:12. Civil Dark: 20:32 - 05:57. Nautical Dark: 21:13 - 05:15. Astro Dark: 21:58 - 04:29

Total Clouds (% Sky Obscured)

6
10
35
57
77
76
89
100
99
100
100
100
94
100
100
100
100
98
100
100
90
83
76
85

Low Clouds (% Sky Obscured)

4
7
23
42
48
52
49
31
48
55
49
9
48
76
68
25
27
33
37
5
7
10
13
19

Medium Clouds (% Sky Obscured)

0
4
15
17
11
15
19
29
21
50
54
59
0
16
74
35
35
2
0
2
0
1
12
0

High Clouds (% Sky Obscured)

2
1
0
6
15
13
51
100
99
100
100
100
85
100
100
100
78
90
100
100
87
74
63
75

ISS Passover

Visibility (miles)

7
7
7
9
9
9
9
9
9
9
9
9
4
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
1
9
5
10
3
74
74
74
74
74
74
74
74
74
74
74
74
74

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
2
6
1
0
11
15
0
0
0
0
0
0
0
0
0
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)

2
1
3
4
3
4
2
5
4
4
4
8
6
11
13
17
16
18
18
15
15
13
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
16
14
12
11
9
9
7
8
8
8
8
8
8
8
8
10
9
9
9
8
8
7
5

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
93
91
91
93
93
95
95
96
96
88
77
76
79
79
77
73
66
66
72
78

Pressure (mb)

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

Ozone (du)

352
356
356
356
353
351
352
351
350
350
351
352
353
353
353
354
358
355
356
353
352
352
352
349

Thursday 9

Waning Gibbous 49%

03:53

11:21

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
19 Bad

Sun - Rise: 06:29, Set: N/A, Transit: 13:15. Moon - Rise: 03:53, Set: 11:21. Civil Dark: 20:33 - 05:54. Nautical Dark: 21:15 - 05:13. Astro Dark: 22:01 - 04:27

Total Clouds (% Sky Obscured)

93
100
98
97
95
95
94
92
95
97
100
100
100
100
100
100
100
100
98
93
92
96
95
91

Low Clouds (% Sky Obscured)

27
31
22
11
0
0
0
0
0
0
0
11
36
55
60
65
67
58
41
26
15
6
1
10

Medium Clouds (% Sky Obscured)

0
0
2
4
6
19
32
47
48
44
41
45
67
95
95
86
40
44
45
55
53
51
53
48

High Clouds (% Sky Obscured)

88
100
96
92
88
76
67
57
71
86
100
100
100
100
100
100
100
90
84
57
62
65
65
60

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
7
7
7
7
7
7

Fog (%)

74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74

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
1
2
4
2
0
0
0
0
2
4
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
6
5
4
3
2
2
1
2
1
2
3
5
10
12
11
12
13
13
14
14
13
12
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
3
2
2
2
1
1
1
1
0
1
3
4
5
7
8
8
9
10
10
10
11
11

Dew Point (°C)

4
4
3
2
1
1
0
-1
-1
-1
0
2
4
6
7
8
9
9
9
9
9
9
9
10

Relative Humidity (%)

78
83
82
82
80
79
77
76
76
77
80
88
88
87
87
87
87
88
84
80
80
81
86
93

Pressure (mb)

1027
1028
1028
1028
1027
1027
1026
1025
1025
1024
1024
1023
1023
1022
1021
1021
1020
1019
1018
1017
1016
1015
1014
1013

Ozone (du)

349
349
347
346
345
344
344
345
342
340
339
339
340
339
337
335
335
336
337
337
337
338
340
342

Friday 10

Third Quarter 39%

04:19

12:36

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
19 Bad

Sun - Rise: 06:26, Set: 20:01, Transit: 13:14. Moon - Rise: 04:19, Set: 12:36. Civil Dark: 20:35 - 05:52. Nautical Dark: 21:17 - 05:10. Astro Dark: 22:03 - 04:24

Total Clouds (% Sky Obscured)

91
96
96
99
100
100
100
100
100
100
100
97
93
90
93
96
100
100
100
100
97
96
94
87

Low Clouds (% Sky Obscured)

19
30
27
23
20
42
64
90
70
50
30
37
58
77
85
93
100
94
87
83
70
60
49
38

Medium Clouds (% Sky Obscured)

43
40
44
43
52
50
89
100
100
100
100
97
93
90
93
96
100
97
94
92
92
92
94
87

High Clouds (% Sky Obscured)

60
60
77
93
100
100
100
100
93
84
79
82
63
40
10
10
20
60
81
98
80
61
33
27

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
2
2
2
3
3
4
6
7
9

Fog (%)

74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74

Precipitation Type

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

Precipitation Probability (%)

0
0
1
4
6
32
43
36
50
47
41
51
65
77
95
95
95
95
95
86
76
68
60
44

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0
0
0.3
0.3
0.7
1
1.5
1.2
1
0.6
0.4
0.3
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
95
96
96
96
96
98
96
98
98
98
98
98
98
96
96
95
95
93
93
91

Pressure (mb)

1013
1013
1012
1011
1011
1010
1009
1009
1009
1009
1008
1009
1008
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1010

Ozone (du)

343
349
352
352
351
353
355
356
358
358
356
356
355
354
354
354
353
353
354
356
357
356
355
354

Saturday 11

Waning Crescent 30%

04:39

13:53

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

Sun - Rise: 06:24, Set: 20:03, Transit: 13:14. Moon - Rise: 04:39, Set: 13:53. Civil Dark: 20:37 - 05:50. Nautical Dark: 21:19 - 05:08. Astro Dark: 22:05 - 04:21

Total Clouds (% Sky Obscured)

83
80
79
77
80
83
84
82
65
50
35
47
62
78
74
73
73
76
82
83
68
56
42
36

Low Clouds (% Sky Obscured)

27
15
27
35
43
37
27
22
16
10
2
18
38
63
61
52
43
49
59
70
55
41
27
26

Medium Clouds (% Sky Obscured)

73
60
54
49
34
24
17
10
9
6
2
4
6
8
7
5
4
22
40
59
65
56
42
36

High Clouds (% Sky Obscured)

31
36
26
15
5
0
0
0
0
4
3
11
16
22
18
19
20
20
20
20
24
28
27
30

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 (%)

74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74

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 (%)

29
12
10
7
1
3
4
1
2
2
0
1
2
1
9
11
10
14
16
14
18
20
18
17

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
10
9
8
7
6
6
6
5
4
4
6
9
12
13
13
14
14
14
14
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
2
1
1
0
0
-1
-0
0
-0
-1
-1
0
2
3
3
3
4
9
9
8
7
8
8

Dew Point (°C)

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

Relative Humidity (%)

91
90
88
86
86
85
86
86
89
88
88
86
82
75
72
67
61
57
59
59
60
66
70
78

Pressure (mb)

1011
1012
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016

Ozone (du)

355
356
357
361
365
369
372
374
377
379
380
382
384
387
389
391
392
393
394
395
396
398
400
403

Sunday 12

Waning Crescent 20%

04:56

15:11

20 OK
21 OK
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: 06:22, Set: 20:04, Transit: 13:14. Moon - Rise: 04:56, Set: 15:11. Civil Dark: 20:39 - 05:48. Nautical Dark: 21:21 - 05:05. Astro Dark: 22:08 - 04:18

Total Clouds (% Sky Obscured)

36
37
39
40
39
54
73
84
77
70
60
56
42
36
31
29
27

Low Clouds (% Sky Obscured)

26
27
28
26
23
31
38
41
39
36
34
36
35
36
31
29
27

Medium Clouds (% Sky Obscured)

36
37
39
40
39
54
59
63
58
54
51
53
42
36
31
29
27

High Clouds (% Sky Obscured)

20
8
11
11
9
7
6
2
3
2
1
2
3
3
3
2
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74
74

Precipitation Type

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

Precipitation Probability (%)

12
0
2
1
0
2
3
3
6
7
5
34
46
51
50
46
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
86
91
91
93
93
93
93
93
93
91
93
83
76
69
66
60

Pressure (mb)

1017
1017
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018

Ozone (du)

402
402
401
399
396
393
393
392
391
393
394
396
396
396
396
397
399

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 06/04/26 19:35:42. Forecast: 06/04/26 to 12/04/26. Timezone: UTC+1.00