Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 27

Waxing Gibbous 72%

13:16

04:26

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

Sun - Rise: 05:57, Set: 18:38, Transit: 12:18. Moon - Rise: 13:16, Set: 04:26. Civil Dark: 19:11 - 05:24. Nautical Dark: 19:51 - 04:44. Astro Dark: 20:32 - 04:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
48
35
42
24
29
4
22
22
68
52
24
42
39
18
45
58
16
7
1

Low Clouds (% Sky Obscured)

21
26
26
28
53
46
35
42
24
29
4
22
22
45
52
24
42
39
11
41
58
16
5
0

Medium Clouds (% Sky Obscured)

62
67
100
100
8
2
0
0
0
0
0
0
0
25
0
0
0
0
0
14
0
0
0
0

High Clouds (% Sky Obscured)

100
100
99
77
100
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

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
4
1
12
11
2
0
0
0
0
1
4
4
8
17
5
4
4
5
5
5
3
1
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
11
9
10
11
11
10
8
8
7
6
4
4
5
11
15
18
19
19
20
21
20
19
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
84
82
79
81
76
79
79
80
80
82
83
85
83
78
67
57
53
52
52
54
56
63
65

Pressure (mb)

1020
1021
1022
1022
1023
1023
1024
1025
1025
1026
1026
1027
1027
1027
1028
1028
1029
1029
1030
1030
1030
1030
1031
1031

Ozone (du)

318
320
322
325
329
338
342
344
353
358
368
374
375
378
379
383
388
392
393
387
387
385
384
383

Saturday 28

Waxing Gibbous 82%

15:38

05:45

18 Good
19 Good
20 Good
21 Good
22 Good
23 OK
00 OK
02 OK
03 OK
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)

1
4
2
5
17
25
34
9
24
77
100
100
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
2
22
4
36
47
47
91
35
44
51
76
94
81
86
100
93

Medium Clouds (% Sky Obscured)

0
0
0
0
0
2
5
5
12
76
90
100
92
94
71
97
100
100
100
100
91
82
50
45

High Clouds (% Sky Obscured)

0
2
0
1
13
22
28
2
4
53
100
100
90
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 (%)

0
0
0
0
0
0
0
0
0
0
0
1
1
1
3
5
4
18
8
36
17
41
54
49

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
11
8
6
4
4
4
3
3
3
3
2
3
3
5
8
12
14
16
17
18
17
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
72
82
83
86
88
88
88
88
88
83
77
79
80
79
74
76
76
74
72
80
84
85
88

Pressure (mb)

1032
1033
1034
1035
1035
1035
1035
1035
1035
1035
1034
1034
1034
1034
1034
1033
1032
1032
1031
1030
1029
1028
1027
1027

Ozone (du)

382
384
384
383
382
380
379
377
376
374
370
368
365
364
363
361
359
355
353
350
345
339
334
329

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
100
100
100
100
100
100
100
99
89
93
77
58
53
68
68
54
59
70
65
80
61
43

Low Clouds (% Sky Obscured)

93
100
100
100
84
86
79
71
60
59
48
37
48
38
53
57
60
52
59
70
62
79
51
37

Medium Clouds (% Sky Obscured)

45
47
50
44
23
0
3
2
19
4
0
0
0
0
0
0
0
0
0
1
1
2
1
1

High Clouds (% Sky Obscured)

100
100
85
100
100
100
100
100
99
98
75
86
50
20
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
7
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 (%)

49
21
9
19
11
13
7
4
2
2
0
1
2
4
9
17
5
4
7
17
6
15
2
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)

18
18
18
17
16
17
16
16
16
14
11
10
9
9
9
13
16
16
19
19
18
19
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
6
6
6
6
6
5
5
4
4
3
3
3
5
4
5
6
6
5
6
6
8

Dew Point (°C)

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

Relative Humidity (%)

88
90
93
95
95
90
83
76
77
78
85
93
94
94
93
84
81
78
67
70
75
70
75
76

Pressure (mb)

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

Ozone (du)

329
328
327
325
324
322
323
322
320
319
318
318
317
315
314
314
313
312
311
311
309
308
308
308

Monday 30

Waxing Gibbous 95%

No Rise

06:13

18 OK
19 OK
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
15 Bad
16 Bad
17 Bad

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)

32
28
27
22
28
27
67
83
88
90
92
95
98
98
98
99
97
96
82
86
60
57
55
53

Low Clouds (% Sky Obscured)

32
28
27
22
28
27
52
65
58
76
77
82
74
76
75
78
73
65
58
53
54
52
48
47

Medium Clouds (% Sky Obscured)

0
0
0
0
6
11
17
11
5
0
9
16
52
78
79
80
69
26
7
43
9
2
0
0

High Clouds (% Sky Obscured)

0
0
0
0
1
0
2
16
35
37
47
56
64
56
50
41
39
37
23
1
0
1
2
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
1
0
1
2
1
3
4
0
4
6
6
5
4
1
5
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
84
90
93
93
93
93
91
90
95
91
93
90
91
91
90
84
78
74
71
70
70
73
75

Pressure (mb)

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

Ozone (du)

307
307
308
311
313
314
312
311
310
309
309
309
310
312
316
321
323
319
316
315
317
317
316
318

Tuesday 31

Waxing Gibbous 99%

18:13

06:25

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: 06:48, 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)

45
50
60
67
65
62
62
75
87
100
92
84
76
74
71
68
71
74
80
76
74
76
80
82

Low Clouds (% Sky Obscured)

40
47
60
67
65
62
62
65
69
71
72
73
75
63
62
58
66
73
80
75
71
69
64
59

Medium Clouds (% Sky Obscured)

0
0
0
2
2
2
3
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
9
18

High Clouds (% Sky Obscured)

0
4
4
4
2
1
1
29
60
90
61
33
4
3
4
4
1
1
2
5
6
7
25
42

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
87
93
90
84
85
90
85
85
82
82
85
84
84
81
77
75
71
68
63
67
68
69
74

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1029
1030
1030
1030
1030
1030
1029
1029
1028
1028
1028

Ozone (du)

319
319
321
320
322
323
323
324
323
324
325
324
324
325
325
324
324
325
326
328
329
330
331
331

Wednesday 1

Waxing Gibbous 100%

19:28

06:37

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
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 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)

80
83
84
86
70
51
32
55
76
95
95
96
98
98
99
99
97
96
95
97
98
100
99
98

Low Clouds (% Sky Obscured)

53
42
31
21
16
12
8
24
32
41
42
50
48
59
68
73
73
76
78
83
91
100
98
96

Medium Clouds (% Sky Obscured)

22
39
58
71
54
35
10
13
14
14
38
60
83
81
75
67
74
81
88
84
82
80
84
90

High Clouds (% Sky Obscured)

66
80
84
86
65
33
1
1
2
4
24
46
65
71
76
80
59
40
20
18
16
14
20
27

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
8

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
1
1
0
0
0
0
0
0
0
0
1
1
3
5
4
11
14
15
17
20
19
30
48

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
9
8
7
6
5
5
4
3
3
3
3
3
3
4
5
6
8
10
13
12
13
13
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
84
87
90
94
94
94
93
93
93
93
91
91
91
90
88
85
83
79
75
77
80
83
84

Pressure (mb)

1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1025
1025
1025
1024
1024
1024
1023
1022
1022
1021
1020
1020
1019
1019

Ozone (du)

332
332
333
334
334
335
336
336
337
337
338
338
339
340
342
345
348
357
366
374
377
380
383
386

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

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)

97
86
74
63
76
87
97
97
95
94
94
96
99
84
62
44
58
75
93

Low Clouds (% Sky Obscured)

94
79
63
44
54
69
84
81
78
75
69
66
65
60
51
39
54
70
86

Medium Clouds (% Sky Obscured)

95
86
74
63
72
76
80
68
57
46
43
45
49
44
34
26
17
9
0

High Clouds (% Sky Obscured)

30
41
36
23
33
43
56
67
79
94
90
90
90
58
27
13
4
5
6

ISS Passover

Visibility (miles)

6
5
6
8
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

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

Precipitation Probability (%)

65
77
69
59
54
43
21
20
18
13
18
15
8
14
14
11
19
22
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
3
3
3
3
3
3
-1
-1
0
0
0
0
1
1
3
3
4

Dew Point (°C)

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

Relative Humidity (%)

87
88
88
91
91
88
88
86
86
86
86
86
86
86
80
74
68
62
59

Pressure (mb)

1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1019
1018
1018

Ozone (du)

388
390
396
402
408
414
420
426
430
434
437
436
435
433
432
431
430
425
421

Welcome to Clear Outside

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

Generated: 27/03/26 18:38:05. Forecast: 27/03/26 to 02/04/26. Timezone: UTC+0.00