Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 28

Waxing Gibbous 82%

15:38

05:45

18 OK
19 OK
20 OK
21 Good
22 Good
23 Good
00 Good
02 Good
03 Good
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: 06:55, Set: 18:40, Transit: 13:18. Moon - Rise: 15:38, Set: 05:45. Civil Dark: 19:13 - 06:22. Nautical Dark: 19:53 - 05:42. Astro Dark: 20:34 - 05:00

Total Clouds (% Sky Obscured)

32
25
20
17
0
0
0
0
10
52
90
99
100
100
100
100
100
100
100
100
95
100
100
100

Low Clouds (% Sky Obscured)

2
2
2
1
0
0
0
0
10
19
44
44
63
72
91
39
81
64
68
77
85
96
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
52
88
89
100
100
87
93
100
98
100
97
85
34
38
49

High Clouds (% Sky Obscured)

0
4
5
4
0
0
0
0
4
15
86
43
87
92
100
100
100
100
100
97
73
100
53
98

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
1
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
1
0
5
4
15
5
20
31
52
53
30

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)

17
14
10
6
4
4
4
3
3
3
3
3
3
3
5
8
12
13
15
15
17
18
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
71
78
80
83
83
86
85
86
86
86
81
77
77
76
73
70
76
71
73
73
76
82
88

Pressure (mb)

1032
1032
1033
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1033
1033
1032
1032
1031
1030
1029
1028
1027
1027

Ozone (du)

387
384
383
380
377
375
376
376
371
369
366
364
363
363
361
361
359
355
353
350
347
343
340
337

Sunday 29

Waxing Gibbous 90%

16:57

06:00

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:53, Set: 19:42, Transit: 13:18. Moon - Rise: 16:57, Set: 06:00. Civil Dark: 20:15 - 06:19. Nautical Dark: 20:54 - 05:40. Astro Dark: 21:36 - 04:57

Total Clouds (% Sky Obscured)

100
100
83
92
74
90
94
99
97
94
78
79
56
62
57
73
69
68
71
72
72
70
70
74

Low Clouds (% Sky Obscured)

100
94
70
59
58
45
52
64
70
56
72
70
35
37
22
53
53
54
61
70
63
67
70
74

Medium Clouds (% Sky Obscured)

49
26
0
0
0
4
2
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

98
100
48
71
33
72
71
75
67
86
42
45
4
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
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 (%)

30
18
16
6
3
4
17
20
12
19
8
12
4
1
7
6
13
4
7
4
17
7
11
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
91
93
95
95
93
95
88
88
88
87
85
81
84
82
81
78
73
70
68
72
73
73

Pressure (mb)

1027
1026
1026
1026
1025
1026
1026
1026
1026
1026
1026
1026
1027
1027
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029

Ozone (du)

337
334
330
327
325
322
321
320
319
318
318
319
320
320
320
319
317
314
312
309
309
309
308
307

Monday 30

Waxing Gibbous 95%

No Rise

06:13

18 Bad
19 OK
20 OK
21 Bad
22 OK
23 OK
00 OK
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 OK

Sun - Rise: 06:50, Set: 19:43, Transit: 13:18. Moon - Rise: No Rise, Set: 06:13. Civil Dark: 20:16 - 06:17. Nautical Dark: 20:56 - 05:37. Astro Dark: 21:39 - 04:55

Total Clouds (% Sky Obscured)

53
38
29
40
24
39
35
54
54
74
82
95
77
81
95
100
100
100
95
87
84
80
63
37

Low Clouds (% Sky Obscured)

53
38
29
12
24
39
35
42
38
50
45
52
53
66
70
85
76
70
63
54
46
30
24
19

Medium Clouds (% Sky Obscured)

0
0
0
31
0
4
2
6
20
3
20
38
46
54
85
81
90
100
83
62
67
60
43
22

High Clouds (% Sky Obscured)

0
0
0
0
1
1
2
11
2
20
25
50
11
11
43
99
100
100
78
86
75
80
53
28

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
1
4
1
3
3
12
0
2
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
13
10
8
7
6
6
5
5
5
4
4
4
4
4
7
11
12
12
13
13
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
84
90
93
94
94
93
94
94
94
93
94
96
96
95
93
90
87
82
75
73
70
70
74

Pressure (mb)

1030
1030
1031
1031
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1031

Ozone (du)

309
311
312
312
310
309
310
311
311
311
311
310
312
314
316
321
326
328
328
326
324
325
329
332

Tuesday 31

Waxing Gibbous 99%

18:13

06:25

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:48, Set: 19:45, Transit: 13:17. Moon - Rise: 18:13, Set: 06:25. Civil Dark: 20:18 - 06:15. Nautical Dark: 20:58 - 05:35. Astro Dark: 21:41 - 04:52

Total Clouds (% Sky Obscured)

43
31
32
58
74
77
77
83
85
79
83
88
89
89
89
91
90
89
85
88
93
97
96
94

Low Clouds (% Sky Obscured)

15
23
32
54
61
63
64
69
72
75
79
81
83
84
86
87
85
83
81
81
80
80
76
69

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
1
2
4
2
1
0
15
30

High Clouds (% Sky Obscured)

23
7
0
0
0
0
0
10
2
0
0
2
1
2
3
4
2
2
2
25
37
48
42
56

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
1
1
0
1
4
3
10
10
12
7
8
6
12
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
87
93
96
91
85
85
87
84
87
91
93
91
88
85
80
77
80
76
71
65
70
72
73

Pressure (mb)

1030
1031
1031
1031
1031
1031
1030
1030
1030
1029
1029
1028
1028
1028
1028
1027
1027
1027
1026
1025
1025
1024
1023
1023

Ozone (du)

333
328
324
324
325
327
325
325
322
322
324
324
323
325
325
323
321
322
322
324
325
326
326
327

Wednesday 1

Waxing Gibbous 100%

19:28

06:37

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:46, Set: 19:46, Transit: 13:17. Moon - Rise: 19:28, Set: 06:37. Civil Dark: 20:20 - 06:13. Nautical Dark: 21:00 - 05:32. Astro Dark: 21:43 - 04:49

Total Clouds (% Sky Obscured)

93
95
96
97
98
99
100
100
100
100
100
100
99
56
72
89
93
97
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

65
61
58
47
47
53
64
71
79
87
88
88
89
15
32
46
54
63
72
73
75
78
85
92

Medium Clouds (% Sky Obscured)

79
67
93
68
62
73
66
56
65
65
51
36
23
19
38
58
69
83
97
98
98
98
88
79

High Clouds (% Sky Obscured)

33
54
46
37
50
73
100
100
100
100
88
87
94
53
65
77
85
93
100
80
63
50
30
20

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
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
4
5
4
11
20
20
32
36
37
30
32
21
4
4
3
6
9
10
12
15
18
27
39

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
82
84
91
93
93
91
95
96
93
90
90
91
86
82
79
77
74
72
70
67
65
68

Pressure (mb)

1022
1022
1022
1022
1021
1021
1020
1020
1019
1018
1018
1018
1017
1017
1017
1017
1017
1016
1015
1015
1014
1013
1012
1012

Ozone (du)

328
332
333
333
334
338
346
349
353
360
371
371
374
380
382
383
384
385
386
387
388
389
391
392

Thursday 2

Full Moon 99%

20:42

06:50

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:44, Set: 19:48, Transit: 13:17. Moon - Rise: 20:42, Set: 06:50. Civil Dark: 20:21 - 06:10. Nautical Dark: 21:02 - 05:30. Astro Dark: 21:45 - 04:46

Total Clouds (% Sky Obscured)

99
98
97
97
96
96
96
95
94
92
88
86
83
79
78
80
86
89
96
95
94
93
79
65

Low Clouds (% Sky Obscured)

99
96
94
92
90
89
87
86
87
87
86
80
78
67
58
50
67
83
96
93
89
84
73
62

Medium Clouds (% Sky Obscured)

68
69
64
55
44
35
26
17
9
1
1
1
2
13
19
23
24
24
25
25
20
16
9
4

High Clouds (% Sky Obscured)

8
3
1
0
0
0
0
0
0
0
0
0
0
23
43
60
46
29
11
8
4
1
4
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

54
66
66
56
48
40
30
28
27
24
20
18
9
11
9
2
19
30
41
54
62
67
46
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
8
7
7
6
6
5
5
5
4
4
3
2
2
3
4
6
8
10
12
12
14
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
74
77
81
84
87
90
93
93
93
93
94
93
91
88
85
81
77
75
71
72
74
74
81

Pressure (mb)

1012
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1008
1008
1007
1006
1007

Ozone (du)

394
395
397
400
402
401
399
398
397
396
394
395
397
398
397
396
395
394
393
392
391
391
391
394

Friday 3

Waning Gibbous 96%

21:56

07:05

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: 06:42, Set: 19:50, Transit: 13:16. Moon - Rise: 21:56, Set: 07:05. Civil Dark: 20:23 - 06:08. Nautical Dark: 21:04 - 05:27. Astro Dark: 21:47 - 04:44

Total Clouds (% Sky Obscured)

49
44
47
49
64
78
90
79
73
63
66
68
73
76
87
88
90
90
90

Low Clouds (% Sky Obscured)

49
44
47
48
58
73
88
74
61
53
52
55
56
67
75
78
78
77
76

Medium Clouds (% Sky Obscured)

0
9
19
26
28
37
46
32
17
3
2
1
0
5
10
13
29
44
59

High Clouds (% Sky Obscured)

11
19
20
13
15
12
9
6
4
0
1
1
1
14
43
76
80
70
60

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

15
12
14
8
17
22
10
14
14
4
9
9
2
3
3
1
8
11
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
95
90
85
80
83
85
87
88
87
87
88
88
88
87
84
83
80
77

Pressure (mb)

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

Ozone (du)

396
398
398
397
397
395
392
390
389
387
385
385
385
385
381
378
375
374
372

Welcome to Clear Outside

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

Generated: 28/03/26 18:43:08. Forecast: 28/03/26 to 03/04/26. Timezone: UTC+0.00