Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 16

Waning Crescent 8%

05:46

15:08

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:15, Set: 18:13, Transit: 12:15. Moon - Rise: 05:46, Set: 15:08. Civil Dark: 18:47 - 05:41. Nautical Dark: 19:26 - 05:02. Astro Dark: 20:06 - 04:21

Total Clouds (% Sky Obscured)

97
100
99
96
97
100
97
100
92
81
65
62
100
100
100
94
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
88
99
89
96
100
94
100
87
56
52
54
59
63
81
68
100
100
100
100
94
73
77
85

Medium Clouds (% Sky Obscured)

56
59
62
82
84
63
44
48
72
56
21
1
32
0
49
54
3
6
20
30
30
40
2
0

High Clouds (% Sky Obscured)

97
95
79
77
60
67
75
15
8
11
2
9
52
100
100
34
29
40
36
98
99
100
100
98

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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 (%)

29
24
24
22
31
31
13
5
0
0
1
0
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)

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

Chance of Frost

Temperature (°C)

8
8
9
9
9
9
9
9
9
9
8
8
8
8
8
8
8
8
8
8
8
8
8
9

Feels Like (°C)

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

Dew Point (°C)

6
6
6
7
7
8
8
8
8
8
8
8
7
7
7
8
7
7
7
7
7
7
7
7

Relative Humidity (%)

87
87
84
84
87
90
93
91
93
95
95
96
95
95
95
96
95
93
90
90
90
91
91
88

Pressure (mb)

1016
1016
1016
1016
1016
1016
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1014
1015

Ozone (du)

370
364
362
360
357
354
352
351
350
348
348
348
347
343
340
339
341
339
337
336
333
332
332
332

Tuesday 17

Waning Crescent 3%

05:58

16:29

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

Sun - Rise: 06:12, Set: 18:15, Transit: 12:15. Moon - Rise: 05:58, Set: 16:29. Civil Dark: 18:48 - 05:39. Nautical Dark: 19:27 - 05:00. Astro Dark: 20:08 - 04:19

Total Clouds (% Sky Obscured)

100
100
97
99
99
95
69
43
68
86
100
4
16
16
7
5
6
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

89
79
75
67
58
61
56
40
23
27
13
4
16
16
7
5
6
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

100
100
77
57
75
73
46
10
37
59
81
1
0
0
0
2
1
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 (%)

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 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
16
16
16
16
16
15
13
11
8
7
6
6
6
6
6
5
5
5
5
5
5
6
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
76
69
67
68
73
77
81
87
93
91
93
93
93
93
95
93
93
93
93
91
91
87
81

Pressure (mb)

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

Ozone (du)

331
330
330
329
329
331
334
335
333
330
330
329
331
331
332
335
339
341
343
343
343
345
346
347

Wednesday 18

Waning Crescent 0%

06:10

17:51

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

Sun - Rise: 06:10, Set: 18:17, Transit: 12:15. Moon - Rise: 06:10, Set: 17:51. Civil Dark: 18:50 - 05:37. Nautical Dark: 19:29 - 04:57. Astro Dark: 20:10 - 04:16

Total Clouds (% Sky Obscured)

0
8
11
3
12
7
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0

Low Clouds (% Sky Obscured)

0
8
11
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0

High Clouds (% Sky Obscured)

0
0
0
0
10
6
0
0
0
0
0
0
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 (%)

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

Chance of Frost

Temperature (°C)

12
14
15
16
16
16
16
15
13
12
11
10
9
8
7
6
5
5
4
4
4
5
7
9

Feels Like (°C)

10
11
13
13
14
15
15
13
11
9
8
7
6
6
5
4
4
3
3
2
2
4
5
6

Dew Point (°C)

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

Relative Humidity (%)

76
72
70
68
67
71
73
76
83
81
81
80
80
79
82
83
86
89
91
93
93
93
85
78

Pressure (mb)

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

Ozone (du)

347
347
346
346
345
343
341
340
340
341
342
342
343
344
345
345
345
345
345
345
347
348
347
346

Thursday 19

New Moon 0%

06:23

19:15

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

Sun - Rise: 06:08, Set: 18:18, Transit: 12:14. Moon - Rise: 06:23, Set: 19:15. Civil Dark: 18:52 - 05:34. Nautical Dark: 19:31 - 04:55. Astro Dark: 20:12 - 04:14

Total Clouds (% Sky Obscured)

0
0
2
0
0
2
2
2
16
53
73
69
67
57
47
37
26
32
43
54
70
83
96
91

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
37
49
42
41
37
26
30
30
4
27
3
4
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
16
36
53
37
21
15
17
16
7
18
32
48
64
81
95
91

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
0
2
1
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)

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

Chance of Frost

Temperature (°C)

10
12
13
14
14
14
13
12
11
9
9
8
7
6
5
5
4
4
3
3
3
4
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
66
63
61
59
62
66
71
78
82
78
77
78
81
80
82
82
83
86
88
89
89
83
77

Pressure (mb)

1026
1026
1026
1025
1025
1025
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

348
349
349
350
349
349
350
350
350
352
357
362
365
369
371
372
373
373
374
377
378
381
383
385

Friday 20

Waxing Crescent 3%

06:38

20:42

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:05, Set: 18:20, Transit: 12:14. Moon - Rise: 06:38, Set: 20:42. Civil Dark: 18:53 - 05:32. Nautical Dark: 19:33 - 04:53. Astro Dark: 20:14 - 04:11

Total Clouds (% Sky Obscured)

91
86
81
76
73
86
91
96
96
96
95
100
95
95
99
98
97
98
98
98
94
94
91
86

Low Clouds (% Sky Obscured)

0
0
0
0
0
20
41
58
55
49
43
41
38
36
52
68
79
84
85
85
88
92
91
86

Medium Clouds (% Sky Obscured)

2
2
12
22
31
44
52
62
61
54
48
50
49
52
38
28
26
27
28
17
6
2
1
12

High Clouds (% Sky Obscured)

86
85
77
68
51
58
69
71
67
67
76
80
80
80
50
25
0
1
2
3
12
18
22
17

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
8
9
10
9
9
10
9
7
7
6
5
4
4
3
2
2
2
1
2
2
0
-1
-1

Dew Point (°C)

4
4
4
4
4
4
5
6
6
5
4
3
3
3
3
3
2
2
1
1
1
1
1
1

Relative Humidity (%)

72
67
61
58
57
57
65
72
81
84
81
79
83
88
91
91
91
93
93
93
93
86
82
78

Pressure (mb)

1024
1024
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019

Ozone (du)

385
385
384
386
389
392
393
392
391
390
390
388
388
388
387
387
386
386
387
387
388
387
387
387

Saturday 21

Waxing Crescent 9%

06:57

22:12

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
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

Sun - Rise: 06:03, Set: 18:22, Transit: 12:14. Moon - Rise: 06:57, Set: 22:12. Civil Dark: 18:55 - 05:30. Nautical Dark: 19:35 - 04:50. Astro Dark: 20:16 - 04:09

Total Clouds (% Sky Obscured)

83
78
76
73
71
56
43
33
28
23
20
41
59
68
81
84
95
97
98
100
99
99
98
89

Low Clouds (% Sky Obscured)

83
73
71
66
62
50
41
31
21
12
3
21
37
52
64
77
90
94
98
100
98
96
93
85

Medium Clouds (% Sky Obscured)

22
29
43
59
70
56
43
33
28
23
20
41
59
68
75
70
60
66
66
67
78
84
87
69

High Clouds (% Sky Obscured)

16
20
15
10
10
10
10
10
10
5
10
10
5
5
5
5
5
10
10
24
22
16
9
6

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
7
10
11
10
7
0
0
0
0
0
0
0
0
0
0
7
9
5
19

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
14
14
14
14
12
11
10
10
10
10
10
10
10
10
10
10
10
10
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
74
73
72
70
69
73
78
82
87
90
93
93
94
94
96
96
96
96
96
96
93
91
86

Pressure (mb)

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

Ozone (du)

387
388
388
390
392
394
395
397
398
400
403
406
408
410
412
414
416
418
420
423
425
430
436
441

Sunday 22

Waxing Crescent 17%

07:24

23:44

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:01, Set: 18:24, Transit: 12:13. Moon - Rise: 07:24, Set: 23:44. Civil Dark: 18:57 - 05:27. Nautical Dark: 19:37 - 04:48. Astro Dark: 20:18 - 04:06

Total Clouds (% Sky Obscured)

79
70
69
68
67
65
62
60
59
57
59
70
80
90
93
97
100
100
100
100

Low Clouds (% Sky Obscured)

77
69
63
58
52
52
51
53
50
47
43
46
48
50
51
51
54
47
46
44

Medium Clouds (% Sky Obscured)

50
30
35
38
43
45
46
50
42
32
22
28
34
42
29
17
4
21
38
46

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
10
20
38
58
73
85
90
90
85

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

26
31
33
35
38
39
41
43
40
36
31
31
28
20
17
14
9
8
7
0

Precipitation Amount (mm)

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
10
9
8
7
7
6
4
2
2
2
2
2
2
1
1
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
84
82
82
82
82
84
84
87
88
88
88
90
90
90
90
90
90
90
91

Pressure (mb)

1013
1012
1012
1011
1011
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

442
442
442
442
442
442
441
440
439
438
438
438
436
434
432
429
426
423
423
423

Forecast for Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 16/03/26 09:47:53. Forecast: 16/03/26 to 22/03/26. Timezone: UTC+0.00