Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 30

Waxing Gibbous 95%

18:13

06:13

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
18 Bad

Sun - Rise: 06:50, Set: 19:43, Transit: 13:18. Moon - Rise: 18:13, 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)

77
53
47
63
62
43
55
64
85
88
97
88
100
100
100
96
84
74
72
67
57
51
57
61

Low Clouds (% Sky Obscured)

31
10
8
16
33
39
40
39
43
50
51
79
91
76
80
88
69
65
65
58
52
51
57
61

Medium Clouds (% Sky Obscured)

0
16
22
28
21
0
18
24
42
36
56
60
49
57
48
21
22
35
12
38
1
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
6
82
87
100
100
100
83
55
55
13
28
23
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
8
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
4
1
2
16
17
2
7
20
21
20
16
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
85
94
94
94
94
94
96
94
96
91
93
95
93
95
90
92
84
79
74
73
74
75
79

Pressure (mb)

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

Ozone (du)

306
306
309
309
310
310
310
309
308
308
308
309
311
312
315
318
320
320
321
324
324
329
332
330

Tuesday 31

Waxing Gibbous 99%

No Rise

06:25

19 Bad
20 Bad
21 Bad
22 Bad
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
18 Bad

Sun - Rise: 06:48, Set: 19:45, Transit: 13:17. Moon - Rise: No Rise, 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)

55
43
45
51
42
56
52
51
54
68
60
70
87
99
96
100
97
96
100
95
95
99
95
99

Low Clouds (% Sky Obscured)

55
43
45
51
42
56
52
51
54
68
60
70
87
85
90
93
94
95
86
85
95
98
88
92

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
8
3
3
3
62
4
2
2
0
0
4
0
45
21
38

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
45
55
68
3
71
28
1
76
32
3
3
2
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
0
0
0
0
0
1
10
7
7
2
2
6
14
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
90
91
93
94
96
94
96
96
96
96
96
96
95
85
77
71
66
64
65
73
73
75
79

Pressure (mb)

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

Ozone (du)

323
323
324
327
328
331
331
331
331
330
328
328
330
332
334
335
330
329
330
331
331
330
330
331

Wednesday 1

Waxing Gibbous 100%

19:28

06:37

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

96
91
94
100
100
100
100
81
73
25
33
30
36
31
63
42
37
61
51
81
91
92
95
88

Low Clouds (% Sky Obscured)

80
77
76
100
100
98
68
79
41
20
24
25
35
29
52
37
31
30
28
27
26
25
26
28

Medium Clouds (% Sky Obscured)

34
41
47
66
35
3
45
40
3
0
0
0
0
0
0
1
2
8
21
35
46
51
54
54

High Clouds (% Sky Obscured)

2
23
19
30
100
100
100
29
43
0
0
0
0
1
14
8
5
25
3
27
24
42
60
70

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 (%)

4
1
2
1
2
2
6
3
2
2
12
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
85
85
82
81
81
82
82
87
90
91
93
93
82
78
72
68
65
62
61
61
62
69

Pressure (mb)

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

Ozone (du)

332
333
334
335
339
338
341
346
357
361
362
359
361
361
360
359
362
364
367
367
368
369
369
371

Thursday 2

Full Moon 99%

20:42

06:50

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
18 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)

96
98
100
100
100
100
100
100
100
100
100
100
98
96
94
90
86
77
84
91
100
89
75
63

Low Clouds (% Sky Obscured)

36
14
1
17
32
56
74
80
89
92
96
100
92
85
78
77
77
75
75
72
72
70
67
63

Medium Clouds (% Sky Obscured)

78
95
95
93
94
99
100
100
100
100
98
87
83
69
71
21
11
7
2
2
27
27
37
21

High Clouds (% Sky Obscured)

56
49
40
60
80
100
100
91
98
95
100
100
85
72
40
46
43
35
57
80
100
80
55
35

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
12
20
26
31
37
44
48
45
38
42
43
39
36
26
15
23
28
15
16
10
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)

8
5
3
3
4
5
6
7
9
11
12
13
14
14
15
17
17
18
19
18
18
18
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
85
90
90
91
93
94
91
87
85
84
84
83
83
83
84
86
89
89
92
91
91
93
91

Pressure (mb)

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

Ozone (du)

372
372
374
376
377
377
379
381
379
380
381
381
382
382
381
381
381
381
382
381
380
380
378
377

Friday 3

Waning Gibbous 96%

21:56

07:05

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
18 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)

77
88
100
80
58
36
57
74
94
95
95
96
93
90
87
85
92
91
90
85
84
88
93
99

Low Clouds (% Sky Obscured)

64
61
55
51
43
32
44
54
68
77
85
94
93
90
87
85
84
78
79
76
65
70
73
79

Medium Clouds (% Sky Obscured)

2
2
22
2
2
0
15
37
55
38
21
8
0
0
0
3
3
6
15
15
21
42
70
98

High Clouds (% Sky Obscured)

60
80
95
74
39
7
13
10
10
3
4
6
49
42
39
69
79
80
57
53
53
57
65
69

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 (%)

3
0
0
0
0
0
0
0
0
0
1
1
3
4
2
4
4
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
88
85
84
87
88
90
88
85
85
81
81
80
81
81
79
76
73
74
74
74
75
77

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1017
1017
1016
1016
1015
1015
1015
1014
1013
1013
1013

Ozone (du)

375
372
373
373
373
373
373
373
376
374
373
372
370
367
365
362
361
359
357
357
357
357
359
361

Saturday 4

Waning Gibbous 91%

23:11

07:25

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
18 Bad

Sun - Rise: 06:39, Set: 19:51, Transit: 13:16. Moon - Rise: 23:11, Set: 07:25. Civil Dark: 20:25 - 06:06. Nautical Dark: 21:05 - 05:25. Astro Dark: 21:49 - 04:41

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
95
91
87
91
95
99
97
95
92
90
90
90

Low Clouds (% Sky Obscured)

73
68
62
76
88
100
96
93
90
80
78
72
64
52
37
41
48
54
56
59
62
67
74
81

Medium Clouds (% Sky Obscured)

98
99
100
100
100
100
97
93
89
92
95
98
91
84
76
57
38
19
22
21
20
18
19
20

High Clouds (% Sky Obscured)

75
87
100
100
100
100
100
100
100
100
100
99
67
37
7
30
54
78
57
35
13
17
20
21

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 (%)

19
33
42
41
38
31
33
33
29
29
30
32
40
40
37
29
19
9
12
12
11
14
15
15

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)

20
18
16
15
13
11
10
9
8
8
7
7
8
7
7
8
8
8
7
6
5
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
5
5
5
5
5
6
4
5
5
5
5
6
4
4
3
4
4
4
6
7
7
7
8

Dew Point (°C)

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

Relative Humidity (%)

79
81
84
85
85
87
88
88
88
90
90
90
88
79
73
64
59
55
52
51
50
50
57
64

Pressure (mb)

1013
1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1016
1016
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020

Ozone (du)

363
362
362
361
363
365
368
371
375
378
382
386
390
392
394
396
397
397
398
394
391
387
384
381

Sunday 5

Waning Gibbous 85%

00:23

07:51

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: 06:37, Set: 19:53, Transit: 13:16. Moon - Rise: 00:23, Set: 07:51. Civil Dark: 20:27 - 06:03. Nautical Dark: 21:07 - 05:22. Astro Dark: 21:52 - 04:38

Total Clouds (% Sky Obscured)

93
96
100
98
96
94
96
98
100
98
96
96
92
93
91
88
84
80

Low Clouds (% Sky Obscured)

69
57
44
28
14
0
30
59
85
80
77
76
72
69
64
61
58
55

Medium Clouds (% Sky Obscured)

21
21
25
57
76
94
82
69
55
54
44
35
27
23
17
23
29
40

High Clouds (% Sky Obscured)

52
75
100
78
54
27
49
70
96
83
73
64
55
66
80
88
84
80

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

12
8
6
4
2
0
4
6
3
16
22
25
21
16
13
29
43
59

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
3
4
5
7
8
10
12
12
12
13
15
17
19
20
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
79
80
78
75
74
77
79
82
85
88
90
91
93
93
93
92

Pressure (mb)

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

Ozone (du)

377
379
381
383
385
387
390
389
388
387
387
387
388
390
392
394
394
394

Welcome to Clear Outside

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

Generated: 30/03/26 18:56:27. Forecast: 30/03/26 to 05/04/26. Timezone: UTC+1.00