Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 28

Waxing Gibbous 90%

15:24

05:36

22 Good
23 Good
00 Good
02 Good
03 Good
04 Good
05 OK
06 Good
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 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:43, Set: 19:31, Transit: 13:07. Moon - Rise: 15:24, Set: 05:36. Civil Dark: 20:05 - 06:09. Nautical Dark: 20:45 - 05:29. Astro Dark: 21:28 - 04:46

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
11
6
9
93
100
100
100
100
100
99
100
100
100
100
98
62
62
35

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
42
43
59
64
89
67
93
100
100
91
49
51
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
4
2
5
22
56
91
100
100
100
98
98
63
72
22
58
11
38
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
6
6
9
93
100
100
100
100
100
97
100
100
100
82
81
58
62
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
7
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
19
24
14
21
19
12
18
6
4

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
80
83
83
86
88
89
89
89
82
76
69
66
66
70
72
73
74
74
78
82
88
91
91

Pressure (mb)

1031
1031
1031
1031
1031
1032
1032
1032
1032
1032
1031
1031
1030
1030
1029
1028
1026
1025
1024
1023
1023
1022
1022
1022

Ozone (du)

390
386
387
387
384
380
379
377
374
372
371
370
368
366
363
363
361
358
354
352
348
343
338
335

Sunday 29

Waxing Gibbous 87%

16:44

05:50

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

Sun - Rise: 06:41, Set: 19:33, Transit: 13:07. Moon - Rise: 16:44, Set: 05:50. Civil Dark: 20:06 - 06:07. Nautical Dark: 20:47 - 05:26. Astro Dark: 21:30 - 04:43

Total Clouds (% Sky Obscured)

35
60
48
71
100
100
100
1
3
53
69
34
50
57
85
57
86
77
70
75
52
37
37
51

Low Clouds (% Sky Obscured)

35
33
36
31
28
32
0
0
0
0
38
34
50
57
85
54
84
77
69
74
52
37
37
21

Medium Clouds (% Sky Obscured)

7
6
6
3
0
2
6
1
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
23

High Clouds (% Sky Obscured)

35
60
48
71
100
61
100
1
3
53
32
2
0
0
0
0
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 (%)

4
1
1
0
0
0
0
0
0
0
0
0
1
4
17
17
5
17
22
1
4
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
12
12
11
10
10
10
10
9
8
9
11
14
15
16
14
16
16
16
15
13
11
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
90
93
93
91
91
93
94
94
88
79
68
60
61
68
64
64
64
70
72
77
84
88

Pressure (mb)

1022
1022
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1026
1025
1026
1026
1026
1026
1026
1026
1026
1027
1028
1028

Ozone (du)

335
332
331
328
325
324
323
323
323
322
323
323
323
323
321
320
318
317
317
317
312
312
314
315

Monday 30

Waxing Gibbous 95%

18:01

06:02

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
20 Bad
21 Bad

Sun - Rise: 06:38, Set: 19:34, Transit: 13:06. Moon - Rise: 18:01, Set: 06:02. Civil Dark: 20:08 - 06:05. Nautical Dark: 20:49 - 05:24. Astro Dark: 21:33 - 04:40

Total Clouds (% Sky Obscured)

42
64
84
95
95
95
99
100
98
97
100
96
93
89
78
89
81
92
96
96
71
64
57
50

Low Clouds (% Sky Obscured)

0
16
75
95
95
95
99
91
98
97
82
88
89
78
64
64
53
62
45
67
56
54
51
42

Medium Clouds (% Sky Obscured)

22
27
18
27
19
18
19
30
28
22
29
22
17
18
2
16
18
23
27
30
18
15
8
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
0
0
1
0
0
0
1
1
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
4
7
18
19
24
12
5
12
6
17
20
30
31
27
12
7
8
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
93
94
94
94
96
90
88
88
88
87
87
86
86
83
72
68
70
75
82
83
89
88

Pressure (mb)

1029
1029
1029
1029
1030
1030
1029
1029
1029
1029
1030
1030
1030
1030
1030
1029
1029
1029
1028
1028
1028
1028
1029
1029

Ozone (du)

316
315
316
316
316
318
322
327
330
329
325
321
315
314
315
314
314
315
316
317
318
320
320
321

Tuesday 31

Waxing Gibbous 99%

19:17

06:13

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
20 Bad
21 Bad

Sun - Rise: 06:36, Set: 19:36, Transit: 13:06. Moon - Rise: 19:17, Set: 06:13. Civil Dark: 20:10 - 06:02. Nautical Dark: 20:51 - 05:21. Astro Dark: 21:35 - 04:37

Total Clouds (% Sky Obscured)

52
60
66
69
65
70
77
77
76
75
75
79
80
78
74
75
78
79
87
93
100
98
96
94

Low Clouds (% Sky Obscured)

47
56
62
69
65
70
77
77
76
75
75
79
79
77
74
75
78
79
87
93
100
91
81
68

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
3
3
3
2
0
0
0
0
0
3
12
13
22
80

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
0
1
1
2
2
4
2
5
23
37
46
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 (%)

3
4
3
2
1
0
1
2
3
2
0
0
0
0
0
4
4
2
5
4
4
9
11
9

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
93
93
93
93
91
87
87
88
87
77
66
65
63
62
63
66
70
69
70
72
77
81

Pressure (mb)

1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027
1027
1026
1026
1025
1024
1024
1023
1022
1022
1022
1022
1021

Ozone (du)

324
325
324
324
323
325
324
325
326
330
328
328
329
330
328
329
329
331
333
334
333
332
331
328

Wednesday 1

Waxing Gibbous 100%

20:32

06:24

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
20 Bad
21 Bad

Sun - Rise: 06:34, Set: 19:38, Transit: 13:06. Moon - Rise: 20:32, Set: 06:24. Civil Dark: 20:12 - 06:00. Nautical Dark: 20:53 - 05:19. Astro Dark: 21:37 - 04:34

Total Clouds (% Sky Obscured)

95
98
100
100
100
100
91
82
74
77
80
83
84
86
87
89
91
93
95
97
100
98
97
96

Low Clouds (% Sky Obscured)

55
60
66
72
72
76
67
57
45
53
59
68
69
69
70
71
73
74
73
71
69
76
83
90

Medium Clouds (% Sky Obscured)

79
92
100
100
100
97
52
41
34
29
27
29
39
40
39
43
45
48
61
76
91
76
60
44

High Clouds (% Sky Obscured)

48
28
18
39
66
93
67
24
0
3
6
10
16
17
2
12
25
56
68
69
64
63
68
69

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
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
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 (%)

9
8
13
23
33
31
31
22
10
14
7
5
4
2
1
5
6
3
8
11
18
25
27
26

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
95
95
91
93
96
98
98
94
93
88
84
82
78
77
76
76
74
76
78
81
84
87
90

Pressure (mb)

1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1016
1015
1015
1015
1014
1014
1014

Ozone (du)

328
329
332
335
338
345
357
365
368
368
369
372
375
378
381
384
387
390
393
393
394
394
396
397

Thursday 2

Full Moon 99%

21:47

06:36

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
20 Bad
21 Bad

Sun - Rise: 06:32, Set: 19:39, Transit: 13:05. Moon - Rise: 21:47, Set: 06:36. Civil Dark: 20:13 - 05:58. Nautical Dark: 20:55 - 05:16. Astro Dark: 21:39 - 04:32

Total Clouds (% Sky Obscured)

96
97
98
96
94
92
88
84
82
86
92
96
93
90
87
88
91
94
94
94
95
85
77
69

Low Clouds (% Sky Obscured)

87
84
82
80
79
78
71
65
62
73
82
90
82
72
58
64
70
77
78
78
79
68
58
47

Medium Clouds (% Sky Obscured)

62
79
98
96
94
92
70
47
20
13
12
7
6
6
5
10
27
29
47
62
79
59
31
3

High Clouds (% Sky Obscured)

57
52
45
25
10
8
2
1
0
0
0
0
0
0
0
0
0
0
0
4
11
15
21
21

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
6
6
6
7
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

24
20
23
22
19
21
18
13
4
7
11
17
30
37
37
41
45
52
52
55
52
41
28
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
6
5
3
2
2
2
2
2
3
3
3
4
5
5
7
7
7
7
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

93
90
85
82
85
86
88
88
91
93
90
87
85
88
90
91
93
93
94
93
95
95
95
94

Pressure (mb)

1014
1014
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013

Ozone (du)

398
399
399
400
403
407
410
409
408
407
407
407
407
407
406
406
404
401
398
399
400
401
400
400

Friday 3

Waning Gibbous 96%

No Rise

06:51

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: 06:29, Set: 19:41, Transit: 13:05. Moon - Rise: No Rise, Set: 06:51. Civil Dark: 20:15 - 05:55. Nautical Dark: 20:57 - 05:14. Astro Dark: 21:42 - 04:29

Total Clouds (% Sky Obscured)

77
85
92
94
96
98
100
99
99
93
86
82
87
93
97
93
87
82
82
81
86

Low Clouds (% Sky Obscured)

61
76
91
94
96
98
96
98
94
90
86
82
87
88
90
78
68
59
56
53
50

Medium Clouds (% Sky Obscured)

6
3
4
8
13
20
31
37
46
30
14
0
0
0
0
2
9
20
22
42
45

High Clouds (% Sky Obscured)

15
9
4
10
13
14
11
19
37
30
17
3
19
35
47
30
13
5
36
67
86

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
4
1
4
7
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

Precipitation Type

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

Precipitation Probability (%)

4
5
1
3
6
7
10
14
16
19
17
5
9
11
15
15
13
4
4
3
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

Wind Speed/Direction (mph)

4
3
3
2
2
2
3
4
5
6
7
8
9
10
11
12
12
12
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
96
96
94
93
91
90
86
90
93
96
92
84
79
76
73
70
71
74

Pressure (mb)

1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014
1014

Ozone (du)

400
398
397
395
393
390
387
387
387
388
387
386
384
383
382
380
380
380
380
378
375

Forecast for Bray Court, Windsor and Maidenhead, United Kingdom (51.50,-0.70)

Generated: 28/03/26 22:05:25. Forecast: 28/03/26 to 03/04/26. Timezone: UTC+0.00