Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 15

Waning Crescent 8%

05:32

15:08

20 Bad
21 Bad
22 Bad
23 OK
00 Good
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

Sun - Rise: 06:17, Set: 18:13, Transit: 12:15. Moon - Rise: 05:32, Set: 15:08. Civil Dark: 18:47 - 05:44. Nautical Dark: 19:26 - 05:04. Astro Dark: 20:04 - 04:24

Total Clouds (% Sky Obscured)

56
63
65
27
11
89
100
85
66
100
82
88
90
86
90
98
98
94
100
100
100
96
94
96

Low Clouds (% Sky Obscured)

40
45
26
24
3
0
7
33
39
46
40
67
69
79
81
94
96
84
100
100
100
95
76
68

Medium Clouds (% Sky Obscured)

4
45
31
6
4
17
81
59
39
36
34
45
58
51
55
54
54
57
94
39
35
42
47
49

High Clouds (% Sky Obscured)

0
0
0
27
1
45
97
58
61
100
80
77
5
59
81
94
86
84
74
36
13
4
6
6

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
83
18
2
0
0
0
0
1
0
0
14
7
17
28
31
30
33
36
11
2
3
3
2

Precipitation Amount (mm)

0
0.8
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
15
13
14
12
11
12
11
11
10
9
10
11
13
14
15
15
14
14
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
90
86
86
89
89
89
88
91
93
93
91
90
88
85
84
82
85
88
90
91
91
93

Pressure (mb)

1011
1012
1013
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

376
376
378
377
380
380
379
379
379
379
376
374
371
369
367
364
361
361
356
354
353
354
353
352

Monday 16

Waning Crescent 3%

05:46

16:29

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
19 OK

Sun - Rise: 06:15, Set: 18:15, Transit: 12:15. Moon - Rise: 05:46, Set: 16:29. Civil Dark: 18:48 - 05:41. Nautical Dark: 19:27 - 05:02. Astro Dark: 20:06 - 04:21

Total Clouds (% Sky Obscured)

82
85
87
91
100
96
97
100
100
100
100
100
100
100
100
88
94
80
79
76
82
81
74
11

Low Clouds (% Sky Obscured)

41
46
59
36
44
90
94
95
87
86
82
71
74
86
86
77
75
78
78
76
82
81
74
11

Medium Clouds (% Sky Obscured)

29
30
13
27
21
19
12
62
83
92
45
50
45
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

16
20
74
83
100
54
30
35
80
99
100
100
100
100
100
63
81
28
6
1
1
1
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 (%)

1
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)

14
15
15
15
14
13
13
13
13
13
13
12
14
15
16
16
16
16
16
15
14
12
10
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
6
6
6
6
6
6
7
7
7
6
5
5
6
6
7
7
7
7

Relative Humidity (%)

93
95
94
94
94
96
91
88
87
88
87
88
93
90
84
76
69
67
70
72
77
81
87
93

Pressure (mb)

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

Ozone (du)

352
352
351
347
344
341
338
337
336
336
336
335
335
333
332
332
332
332
332
331
332
331
330
330

Tuesday 17

Waning Crescent 0%

05:58

17:51

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

Sun - Rise: 06:12, Set: 18:17, Transit: 12:15. Moon - Rise: 05:58, Set: 17:51. Civil Dark: 18:50 - 05:39. Nautical Dark: 19:29 - 05:00. Astro Dark: 20:08 - 04:19

Total Clouds (% Sky Obscured)

19
0
22
33
32
28
32
30
31
26
35
37
31
21
0
0
1
3
4
2
1
0
0
0

Low Clouds (% Sky Obscured)

19
0
22
33
32
28
32
30
31
26
35
37
31
17
0
0
1
3
4
2
1
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)

1
0
0
0
0
0
1
1
1
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)

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

Chance of Frost

Temperature (°C)

7
7
6
6
5
5
5
4
4
4
5
5
7
9
11
13
15
15
16
16
16
15
13
12

Feels Like (°C)

6
6
6
5
5
4
4
4
4
3
4
5
6
7
9
11
13
13
14
15
15
14
13
12

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
91
93
93
93
93
91
91
91
91
84
78
73
69
68
65
66
68
73
78
86
92

Pressure (mb)

1016
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1023

Ozone (du)

330
331
332
332
332
331
330
328
327
328
329
332
334
334
335
335
337
338
340
341
340
340
339
340

Wednesday 18

Waning Crescent 0%

06:10

19:15

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
10 Good
11 Good
12 Good
13 OK
14 OK
15 OK
16 OK
17 OK
18 Bad
19 Bad

Sun - Rise: 06:10, Set: 18:18, Transit: 12:14. Moon - Rise: 06:10, Set: 19:15. Civil Dark: 18:52 - 05:37. Nautical Dark: 19:31 - 04:57. Astro Dark: 20:10 - 04:16

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
7
11
9
5
0
0
0
0
15
31
46
46
48
47
59
72

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
7
11
9
5
0
0
0
0
15
29
44
37
35
30
33
34

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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
17
26
43
61

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
2
0
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
91
91
90
87
85
83
79
79
77
68
63
61
58
55
54
56
63
72
80
85

Pressure (mb)

1023
1024
1024
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1027
1027
1026
1026
1026
1025
1025
1025
1025
1025
1025

Ozone (du)

342
343
345
346
346
345
343
342
342
343
344
344
345
344
343
344
346
346
346
346
346
347
348
352

Thursday 19

New Moon 3%

06:23

No Set

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
19 Bad

Sun - Rise: 06:08, Set: 18:20, Transit: 12:14. Moon - Rise: 06:23, Set: No Set. Civil Dark: 18:53 - 05:34. Nautical Dark: 19:33 - 04:55. Astro Dark: 20:12 - 04:14

Total Clouds (% Sky Obscured)

90
84
79
72
79
85
94
96
98
100
92
90
91
88
88
89
93
96
100
100
100
100
91
82

Low Clouds (% Sky Obscured)

39
50
61
67
72
74
75
77
78
80
63
60
58
63
67
72
69
66
64
53
40
31
21
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
6
9
13
13
15
14
13
9

High Clouds (% Sky Obscured)

79
45
38
30
47
58
86
88
95
100
74
68
72
66
64
62
74
87
100
98
93
90
73
48

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
7
7
5
3
3
3
2
2
1
1
-1
0
0
0
1
1
5
4
4
5
5
5
3

Dew Point (°C)

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

Relative Humidity (%)

87
81
78
79
82
86
88
91
93
93
93
88
82
79
79
81
82
78
74
72
73
77
79
82

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1023
1023
1023
1023
1022
1023

Ozone (du)

359
364
362
364
368
369
369
369
369
372
371
370
368
367
366
365
364
365
365
365
365
364
363
367

Friday 20

Waxing Crescent 9%

06:38

20:42

20 Bad
21 Bad
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
18 Bad
19 Bad

Sun - Rise: 06:05, Set: 18:22, Transit: 12:14. Moon - Rise: 06:38, Set: 20:42. Civil Dark: 18:55 - 05:32. Nautical Dark: 19:35 - 04:53. Astro Dark: 20:14 - 04:11

Total Clouds (% Sky Obscured)

73
55
36
22
49
77
97
97
98
98
99
99
99
92
79
67
61
55
48
43
41
44
62
73

Low Clouds (% Sky Obscured)

0
1
1
1
17
33
48
56
63
73
77
80
83
64
47
32
26
20
14
14
15
15
22
28

Medium Clouds (% Sky Obscured)

11
7
4
0
4
11
26
17
18
15
18
22
30
20
11
2
2
2
2
18
34
44
46
39

High Clouds (% Sky Obscured)

18
21
20
18
38
59
79
76
74
74
80
79
78
56
36
15
18
22
26
18
11
8
7
4

ISS Passover

Visibility (miles)

9
9
9
9
9
6
3
0
3
6
9
9
9
9
8
6
5
6
8
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
10
14
15
13
12
11
15
18
19
17
14

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

Chance of Frost

Temperature (°C)

5
4
3
2
1
2
2
2
2
3
3
4
4
5
5
6
6
7
8
9
7
6
5
5

Feels Like (°C)

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

Dew Point (°C)

3
2
1
1
1
1
1
2
2
2
2
2
2
3
2
2
2
2
1
1
2
2
3
2

Relative Humidity (%)

85
88
89
94
96
96
96
96
96
94
93
89
88
86
82
78
72
67
63
60
66
75
85
83

Pressure (mb)

1023
1023
1022
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1018
1017
1017
1016
1016
1016
1016

Ozone (du)

371
375
377
379
381
381
382
382
388
393
398
405
413
420
427
433
439
445
451
457
455
453
451
446

Saturday 21

Waxing Crescent 17%

06:57

22:12

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

Sun - Rise: 06:03, Set: 18:24, Transit: 12:13. Moon - Rise: 06:57, Set: 22:12. Civil Dark: 18:57 - 05:30. Nautical Dark: 19:37 - 04:50. Astro Dark: 20:16 - 04:09

Total Clouds (% Sky Obscured)

85
78
73
65
81
88
95
96
99
100
100
100
100
98
96
94

Low Clouds (% Sky Obscured)

30
36
38
40
45
55
59
78
92
100
100
100
100
96
91
86

Medium Clouds (% Sky Obscured)

34
50
63
65
70
65
65
58
51
47
34
25
15
36
52
75

High Clouds (% Sky Obscured)

1
12
24
30
7
2
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
6
3
0
0
0
0
0
0
0
0
0

Fog (%)

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

Precipitation Probability (%)

7
11
13
11
30
38
41
48
53
58
48
38
25
24
23
23

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
4
4
4
3
3
3
3
3
3
3
3
3
4
4
4

Feels Like (°C)

-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-3
-2
-2
-2
-2

Dew Point (°C)

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

Relative Humidity (%)

82
82
83
86
89
91
94
96
98
96
98
96
98
98
96
96

Pressure (mb)

1016
1016
1016
1016
1015
1015
1014
1013
1013
1013
1012
1012
1012
1012
1011
1011

Ozone (du)

440
435
432
429
425
423
421
420
411
403
394
392
389
387
395
404

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

Generated: 15/03/26 20:03:00. Forecast: 15/03/26 to 21/03/26. Timezone: UTC+0.00