Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Waning Gibbous 50%

03:46

11:15

22 OK
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: 06:22, Set: 19:55, Transit: 13:09. Moon - Rise: 03:46, Set: 11:15. Civil Dark: 20:29 - 05:48. Nautical Dark: 21:10 - 05:07. Astro Dark: 21:56 - 04:21

Total Clouds (% Sky Obscured)

39
53
63
100
100
100
72
100
100
89
96
94
91
93
96
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
18
19
9
44
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

32
2
9
93
100
90
72
95
92
89
76
50
77
84
69
66
100
100
100
100
100
100
100
43

High Clouds (% Sky Obscured)

39
53
63
100
100
100
72
100
76
64
85
52
48
71
83
99
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
6
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
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
30
45
14
8
5
1
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
13
11
11
10
9
8
7
5
3
1
2
5
7
10
11
12
13
12
11
11
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
69
70
70
65
65
66
65
63
66
66
62
58
57
57
58
60
63
74
77
78
74
70
74

Pressure (mb)

1023
1023
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1020
1018
1017
1016
1015
1014
1013
1012

Ozone (du)

353
353
352
348
349
346
345
345
345
345
345
342
340
340
340
339
339
340
340
339
338
339
343
347

Friday 10

Third Quarter 39%

04:12

12:30

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

Sun - Rise: 06:20, Set: 19:56, Transit: 13:08. Moon - Rise: 04:12, Set: 12:30. Civil Dark: 20:30 - 05:46. Nautical Dark: 21:12 - 05:04. Astro Dark: 21:59 - 04:18

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
93
7
40
9
0
1
16
34
61
63
100
61
62

Low Clouds (% Sky Obscured)

0
0
0
10
58
25
61
100
100
88
45
8
7
9
9
0
1
16
26
55
54
62
61
41

Medium Clouds (% Sky Obscured)

43
99
84
19
35
29
23
14
32
45
44
44
0
0
0
0
1
0
11
11
10
75
1
32

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
53
7
40
1
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
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
2
26
40
41
29
2
0
1
14
26
30
33
20
39
31
51
58
41

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0

Wind Speed/Direction (mph)

13
15
15
15
15
14
14
13
13
16
13
13
16
19
20
22
23
24
23
23
24
24
23
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
81
80
77
78
82
87
87
85
82
90
90
74
57
49
50
54
61
66
64
72
74
71
79

Pressure (mb)

1011
1010
1008
1007
1006
1005
1005
1004
1004
1005
1006
1007
1007
1008
1008
1009
1009
1009
1009
1009
1009
1008
1009
1009

Ozone (du)

348
347
345
343
342
342
342
344
346
350
356
358
364
368
377
383
388
396
400
404
410
412
413
415

Saturday 11

Waning Crescent 30%

04:33

13:47

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

Sun - Rise: 06:18, Set: 19:58, Transit: 13:08. Moon - Rise: 04:33, Set: 13:47. Civil Dark: 20:32 - 05:44. Nautical Dark: 21:14 - 05:02. Astro Dark: N/A - 04:15

Total Clouds (% Sky Obscured)

20
32
32
55
65
64
45
20
52
71
66
22
31
10
17
18
35
45
44
24
43
48
54
71

Low Clouds (% Sky Obscured)

20
32
18
51
63
58
45
19
52
71
53
22
31
10
17
18
35
45
44
24
43
33
21
10

Medium Clouds (% Sky Obscured)

0
1
12
5
5
13
2
4
8
2
15
0
0
0
0
0
0
0
3
3
3
14
22
71

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
5
9
16

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 (%)

47
39
42
30
29
18
17
32
29
20
24
15
11
8
11
10
10
7
6
4
1
2
4
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)

22
21
20
20
19
18
16
15
14
13
12
14
15
14
13
13
14
15
15
14
12
10
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
5
5
5
5
5
5
4
4
4
5
4
4
3
3
3
3
3
3
3
4
4
4
3

Relative Humidity (%)

78
82
85
85
85
84
85
84
85
85
82
73
66
61
55
53
53
54
55
56
64
70
78
78

Pressure (mb)

1009
1009
1010
1010
1010
1010
1011
1011
1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1013
1013
1013
1014
1014
1014

Ozone (du)

414
412
411
407
408
411
413
413
413
417
420
421
418
416
414
419
430
435
437
440
444
450
453
456

Sunday 12

Waning Crescent 20%

04:49

15:05

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 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:16, Set: 19:59, Transit: 13:08. Moon - Rise: 04:49, Set: 15:05. Civil Dark: 20:34 - 05:42. Nautical Dark: 21:16 - 04:59. Astro Dark: 22:01 - 04:12

Total Clouds (% Sky Obscured)

80
90
100
97
93
91
92
93
93
95
98
84
90
84
41
28
21
13
40
68
78
67
59
49

Low Clouds (% Sky Obscured)

19
36
44
51
44
42
58
70
74
75
83
84
78
69
41
28
21
13
28
63
76
51
55
45

Medium Clouds (% Sky Obscured)

80
90
100
91
81
72
72
74
76
85
93
78
43
48
10
7
5
1
14
25
30
29
2
2

High Clouds (% Sky Obscured)

17
12
0
0
0
0
0
0
0
6
11
16
11
6
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

28
48
69
68
63
50
58
69
60
58
88
67
62
68
62
51
43
22
32
35
31
34
36
27

Precipitation Amount (mm)

0
0
0.4
0.3
0.3
0
0.2
0.4
0.3
0.2
0.8
0
0
0.3
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
76
79
87
85
88
90
90
93
90
90
91
90
88
84
76
72
66
64
66
78
84
88
91

Pressure (mb)

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

Ozone (du)

460
464
469
472
471
471
469
459
460
463
465
468
467
463
455
444
437
433
433
431
431
429
427
425

Monday 13

Waning Crescent 12%

05:03

16:24

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

Sun - Rise: 06:14, Set: 20:01, Transit: 13:08. Moon - Rise: 05:03, Set: 16:24. Civil Dark: 20:36 - 05:39. Nautical Dark: 21:18 - 04:57. Astro Dark: 22:03 - 04:09

Total Clouds (% Sky Obscured)

22
24
32
35
37
41
44
48
46
45
48
53
36
32
34
52
69
91
94
96
99
99
100
100

Low Clouds (% Sky Obscured)

22
24
32
35
37
41
44
48
46
45
48
51
33
18
3
0
0
0
0
0
0
27
57
84

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
6
10
18
13
10
5
23
41
51
56
62
67
77
87
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
3
6
9
8
10
9
10
12
14
33
52
68
68
70
74
80
87
94

ISS Passover

Visibility (miles)

8
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 (%)

11
5
1
5
7
7
6
5
1
1
0
0
0
0
0
0
0
0
3
6
4
26
35
38

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
3
2
2
2
1
1
2
4
5
7
9
10
10
10
10
9
10
9
9
8
9

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
93
93
93
93
93
94
93
90
82
76
67
64
62
63
64
64
67
70
72
77
82

Pressure (mb)

1013
1013
1013
1013
1014
1014
1014
1015
1015
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021

Ozone (du)

423
420
413
405
398
395
390
387
384
379
375
368
365
363
361
360
357
355
353
351
348
346
344
342

Tuesday 14

Waning Crescent 6%

05:16

17:46

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: 06:12, Set: 20:03, Transit: 13:07. Moon - Rise: 05:16, Set: 17:46. Civil Dark: 20:37 - 05:37. Nautical Dark: 21:20 - 04:54. Astro Dark: 22:06 - 04:06

Total Clouds (% Sky Obscured)

100
100
100
96
92
88
93
97
98
99
100
100
100
100
100
100
100
100
99
97
96
82
69
54

Low Clouds (% Sky Obscured)

87
89
88
79
76
74
80
86
92
94
97
100
100
100
100
94
88
82
81
80
82
67
53
39

Medium Clouds (% Sky Obscured)

82
66
54
56
54
52
55
56
52
37
19
10
15
25
36
35
34
34
31
25
16
4
1
0

High Clouds (% Sky Obscured)

97
98
100
74
45
17
12
5
1
33
66
96
94
92
90
63
35
7
6
2
3
9
16
26

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

Precipitation Probability (%)

47
60
70
42
27
13
10
8
3
10
11
16
24
31
36
31
25
20
19
18
17
16
14
5

Precipitation Amount (mm)

0
0.3
0.6
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
7
8
8
9
10
10
10
11
12
13
13
13
13
13
14
14
14
13
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
87
88
87
84
82
81
82
81
81
81
81
83
84
86
84
86
84
87
90
92
92
90

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020

Ozone (du)

340
339
338
336
337
337
338
339
341
342
341
340
339
339
339
339
339
339
338
340
341
343
344
345

Wednesday 15

Waning Crescent 2%

05:30

19:11

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: 06:10, Set: 20:04, Transit: 13:07. Moon - Rise: 05:30, Set: 19:11. Civil Dark: 20:39 - 05:35. Nautical Dark: 21:22 - 04:52. Astro Dark: 22:08 - 04:03

Total Clouds (% Sky Obscured)

65
82
100
98
97
96
91
86
78
71
68
65
66
67
68
70
84
99
99
100
100

Low Clouds (% Sky Obscured)

51
64
78
77
80
79
72
63
54
37
20
4
23
46
67
68
59
49
43
38
32

Medium Clouds (% Sky Obscured)

23
46
69
74
78
82
63
44
25
21
16
21
26
31
41
40
50
44
47
50
55

High Clouds (% Sky Obscured)

47
70
95
82
64
49
61
69
70
66
42
39
44
53
67
59
40
15
20
20
25

ISS Passover

Visibility (miles)

9
8
7
6
7
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

Precipitation Type

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

Precipitation Probability (%)

19
28
38
34
30
21
16
12
3
8
6
3
37
55
68
64
58
46
40
37
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
93
95
96
93
88
84
88
93
96
91
87
81
77
74
70
69
70
70
75
79

Pressure (mb)

1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019

Ozone (du)

347
347
348
348
353
357
361
362
362
363
364
364
365
364
363
361
361
361
360
359
358

Forecast for Swanage, Dorset, United Kingdom (50.61,-1.96)

Generated: 09/04/26 22:15:58. Forecast: 09/04/26 to 15/04/26. Timezone: UTC+1.00