Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 13

Waning Crescent 20%

05:10

15:11

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

Sun - Rise: 06:20, Set: 20:06, Transit: 13:14. Moon - Rise: 05:10, Set: 15:11. Civil Dark: 20:40 - 05:45. Nautical Dark: 21:23 - 05:03. Astro Dark: 22:10 - 04:15

Total Clouds (% Sky Obscured)

18
20
16
31
63
70
62
65
67
80
89
82
47
41
65
72
82
77
84
95
87
95
100
100

Low Clouds (% Sky Obscured)

18
20
16
31
41
44
32
47
38
29
57
31
0
0
0
0
0
36
52
66
57
84
100
97

Medium Clouds (% Sky Obscured)

2
8
2
0
19
67
60
46
60
61
58
33
18
22
36
37
64
60
35
33
33
39
50
53

High Clouds (% Sky Obscured)

0
0
0
0
0
4
17
59
7
4
0
1
4
5
1
0
0
2
0
3
11
15
17
96

ISS Passover

Visibility (miles)

9
9
9
9
8
4
4
5
6
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None

Precipitation Probability (%)

9
8
2
19
42
52
54
44
36
27
8
0
0
0
0
0
1
2
3
14
34
52
49
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
2
1
3
6
8
8
8
7
6
7
7
5
4
3
3
2
3
3
4
5
7
8
11

Chance of Frost

Temperature (°C)

3
6
9
11
11
12
12
12
12
12
12
11
9
7
6
5
5
5
5
6
8
8
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
79
73
68
65
68
73
70
66
64
71
78
87
88
88
88
88
88
90
91
93
94
96
93

Pressure (mb)

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

Ozone (du)

471
472
463
453
442
434
431
426
421
416
414
412
408
406
400
393
390
386
384
381
379
374
369
367

Tuesday 14

Waning Crescent 12%

05:23

16:31

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

Sun - Rise: 06:18, Set: 20:08, Transit: 13:14. Moon - Rise: 05:23, Set: 16:31. Civil Dark: 20:42 - 05:43. Nautical Dark: 21:25 - 05:00. Astro Dark: 22:13 - 04:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
99
98
100
100
100
100
100
100
100
100
100
100
99
96
92
97
100

Low Clouds (% Sky Obscured)

100
100
100
100
93
83
66
76
59
68
58
73
92
89
98
91
85
100
100
99
84
78
91
92

Medium Clouds (% Sky Obscured)

93
97
99
50
98
71
50
30
40
94
98
98
97
95
91
90
64
54
57
38
56
42
20
33

High Clouds (% Sky Obscured)

26
26
32
59
10
50
27
82
52
92
88
80
87
89
100
100
100
86
76
75
57
35
33
100

ISS Passover

Visibility (miles)

9
9
9
6
1
0
0
0
1
0
1
1
1
1
7
9
0
0
0
1
2
1
1
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
0

Precipitation Type

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

Precipitation Probability (%)

49
23
47
43
30
27
10
18
17
15
16
20
37
33
32
61
56
15
5
12
2
4
3
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
11
11
12
13
13
14
13
13
12
11
11
11
12
12
12
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
95
96
98
98
96
98
93
89
93
95
98
100
98
98
98
98
100
98
98
98
98
98

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1016
1015
1016
1016
1016
1016
1017
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

367
365
362
362
361
361
359
357
355
354
352
352
351
351
349
349
349
346
344
342
341
339
339
341

Wednesday 15

Waning Crescent 6%

05:36

17:52

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

Sun - Rise: 06:16, Set: 20:09, Transit: 13:14. Moon - Rise: 05:36, Set: 17:52. Civil Dark: 20:44 - 05:41. Nautical Dark: 21:27 - 04:58. Astro Dark: 22:15 - 04:09

Total Clouds (% Sky Obscured)

100
100
94
96
85
100
100
71
48
31
26
31
27
27
30
29
48
60
71
78
83
87
79
63

Low Clouds (% Sky Obscured)

94
90
81
66
68
85
86
54
48
31
26
31
27
27
30
29
47
55
60
63
62
59
46
37

Medium Clouds (% Sky Obscured)

38
37
26
37
39
76
100
22
0
0
0
0
0
0
0
0
0
0
0
0
15
31
46
43

High Clouds (% Sky Obscured)

100
100
25
19
0
1
0
0
0
0
0
0
0
0
0
0
2
14
24
39
54
67
76
63

ISS Passover

Visibility (miles)

0
1
3
5
5
3
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
13
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

3
20
37
49
78
95
68
53
8
2
3
0
0
0
0
2
2
4
6
3
6
5
2
4

Precipitation Amount (mm)

0
0
0
0.2
0.6
0.7
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
12
14
17
18
19
16
14
16
15
15
13
12
10
10
10
10
10
10
10
9
8
6
5

Chance of Frost

Temperature (°C)

12
13
13
14
15
14
13
13
14
14
13
12
11
10
9
9
9
10
10
10
10
10
9
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
93
92
92
84
89
87
87
76
73
79
81
85
91
91
93
91
85
78
77
74
78
82
87

Pressure (mb)

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

Ozone (du)

344
348
352
356
356
358
367
386
392
397
396
392
382
381
380
377
379
381
382
384
381
383
382
382

Thursday 16

Waning Crescent 2%

05:51

19:17

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

Sun - Rise: 06:14, Set: 20:11, Transit: 13:13. Moon - Rise: 05:51, Set: 19:17. Civil Dark: 20:46 - 05:39. Nautical Dark: 21:29 - 04:55. Astro Dark: 22:18 - 04:06

Total Clouds (% Sky Obscured)

62
66
66
63
88
100
100
100
100
99
99
94
89
87
88
89
88
89
90
92
93
95
98
98

Low Clouds (% Sky Obscured)

36
31
35
40
53
67
73
65
55
44
27
18
9
0
10
18
28
37
47
56
57
64
62
54

Medium Clouds (% Sky Obscured)

40
32
37
42
47
49
47
99
99
98
84
47
76
75
79
82
78
73
70
59
50
40
51
55

High Clouds (% Sky Obscured)

59
57
62
63
70
71
90
87
68
48
26
29
34
35
35
35
36
36
41
46
58
74
92
93

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
2
3
3
11
11
13
8
9
8
2
0
0
0
0
1
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
8
10
10
11
12
12
12
12
11
9
8
6
5
4
3
3
3
3
3
3
2
3
3

Chance of Frost

Temperature (°C)

10
12
13
14
15
15
15
15
15
14
14
13
11
10
9
9
9
8
8
8
8
8
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
76
69
65
66
65
68
68
66
70
76
84
91
93
96
96
98
96
96
95
95
95
95
95

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021

Ozone (du)

378
375
372
369
367
365
362
360
359
358
358
358
357
355
354
354
354
354
354
357
359
359
359
360

Friday 17

New Moon 0%

06:10

20:47

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

Sun - Rise: 06:12, Set: 20:12, Transit: 13:13. Moon - Rise: 06:10, Set: 20:47. Civil Dark: 20:47 - 05:37. Nautical Dark: 21:31 - 04:53. Astro Dark: 22:20 - 04:03

Total Clouds (% Sky Obscured)

98
98
98
97
97
97
98
98
95
93
90
98
97
95
97
98
98
99
99
100
100
99
99
99

Low Clouds (% Sky Obscured)

51
51
54
53
55
58
59
62
56
49
43
62
58
57
55
53
52
36
20
14
27
42
54
64

Medium Clouds (% Sky Obscured)

63
60
50
38
39
47
44
36
49
65
26
12
10
9
28
42
58
72
81
91
87
85
82
65

High Clouds (% Sky Obscured)

91
95
87
80
72
80
86
94
85
75
68
52
45
33
32
56
82
89
95
100
96
92
90
90

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
4
6
2
5
5
3
6
8
2
3
2
0
0
0
0
0
0
0
0
0
0
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)

3
5
6
7
8
9
10
10
9
9
8
7
6
5
3
3
3
2
2
2
2
2
1
1

Chance of Frost

Temperature (°C)

10
11
12
13
14
14
15
15
15
14
14
13
12
11
10
10
10
10
10
10
9
9
9
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
86
81
76
73
67
63
62
63
66
74
80
83
84
87
84
82
81
81
82
82
84
87
87

Pressure (mb)

1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018

Ozone (du)

360
359
359
358
358
357
357
358
358
357
358
357
357
358
358
360
363
365
369
374
378
380
382
384

Saturday 18

Waxing Crescent 2%

06:36

22:19

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

Sun - Rise: 06:10, Set: 20:14, Transit: 13:13. Moon - Rise: 06:36, Set: 22:19. Civil Dark: 20:49 - 05:34. Nautical Dark: 21:33 - 04:50. Astro Dark: 22:23 - 04:00

Total Clouds (% Sky Obscured)

100
100
98
96
94
93
93
92
89
87
85
81
75
70
69
73
75
72
73
68
62
65
70
67

Low Clouds (% Sky Obscured)

74
84
85
85
84
83
85
85
82
74
70
68
65
60
54
53
54
59
58
55
59
65
70
67

Medium Clouds (% Sky Obscured)

53
41
42
40
36
33
28
19
31
43
64
68
73
70
69
73
75
63
56
50
37
20
4
4

High Clouds (% Sky Obscured)

91
95
64
33
2
0
0
0
0
5
5
15
20
25
20
20
20
15
9
4
3
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
7
7
6
5
4
3
5
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

3
5
16
28
23
24
27
28
34
37
44
62
71
81
82
75
69
57
44
32
34
36
32
22

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.5
0.6
0.5
0.4
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
11
13
13
14
15
15
14
13
13
12
11
11
10
9
9
9
9
9
8
8
8
8
8

Feels Like (°C)

8
8
9
10
10
10
15
15
14
13
13
13
10
9
9
9
9
9
7
6
6
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

81
77
74
71
68
66
73
79
87
90
92
93
95
96
98
96
96
95
95
93
91
91
91
90

Pressure (mb)

1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

382
379
377
376
375
375
374
373
371
372
372
372
375
378
381
385
389
392
396
399
402
399
396
392

Sunday 19

Waxing Crescent 7%

07:13

23:50

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
23 Bad
00 OK

Sun - Rise: 06:08, Set: 20:16, Transit: 13:13. Moon - Rise: 07:13, Set: 23:50. Civil Dark: 20:51 - 05:32. Nautical Dark: 21:35 - 04:48. Astro Dark: 22:25 - 03:57

Total Clouds (% Sky Obscured)

68
68
68
68
67
74
84
90
95
98
100
100
100
100
76
53
30

Low Clouds (% Sky Obscured)

68
68
63
61
58
67
77
87
85
84
83
79
78
73
51
30
8

Medium Clouds (% Sky Obscured)

4
4
2
2
2
2
2
2
17
36
57
58
54
54
51
48
30

High Clouds (% Sky Obscured)

0
0
1
2
2
2
2
1
32
62
92
71
47
35
16
10
3

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

17
13
13
12
11
13
12
4
15
14
2
9
9
3
0
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
91
90
86
83
81
79
79
80
81
81
81
80
84
87

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

391
390
388
388
388
388
388
389
390
390
391
392
393
394
395
393
391

Forecast for Exeter, Devon, United Kingdom (50.72,-3.53)

Generated: 13/04/26 08:44:42. Forecast: 13/04/26 to 19/04/26. Timezone: UTC+1.00