Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 12

Waning Crescent 20%

04:55

15:12

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

Sun - Rise: 06:23, Set: 20:05, Transit: 13:14. Moon - Rise: 04:55, Set: 15:12. Civil Dark: 20:40 - 05:49. Nautical Dark: 21:22 - 05:07. Astro Dark: 22:08 - 04:20

Total Clouds (% Sky Obscured)

6
20
36
43
68
36
27
27
50
47
27
56
5
34
34
34
21
34
75
72
52
50
50
73

Low Clouds (% Sky Obscured)

6
0
0
15
19
34
22
27
48
47
27
56
5
34
34
33
20
17
20
17
28
13
25
36

Medium Clouds (% Sky Obscured)

6
20
36
43
37
31
16
27
45
40
24
2
1
0
0
1
0
10
50
34
18
24
19
35

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
22
9
4
5
0
5
0
0
2

ISS Passover

Visibility (miles)

9
9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
30
44
44
100
100
44
44
30
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 (%)

6
10
1
19
23
14
7
10
6
4
6
7
24
24
14
9
5
4
4
2
0
0
0
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)

3
3
3
3
2
2
2
2
2
2
1
5
7
8
9
10
11
12
12
11
9
5
3
2

Chance of Frost

Temperature (°C)

5
4
3
2
2
2
2
1
1
3
7
10
11
11
12
12
12
12
11
11
10
8
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
88
86
86
86
86
86
82
76
70
64
66
68
64
61
62
66
71
78
88
88
88

Pressure (mb)

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

Ozone (du)

480
484
488
486
486
483
477
474
472
476
471
460
449
440
436
434
428
422
417
417
413
407
405
398

Monday 13

Waning Crescent 12%

05:09

16:31

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
22 Bad

Sun - Rise: 06:21, Set: 20:07, Transit: 13:14. Moon - Rise: 05:09, Set: 16:31. Civil Dark: 20:41 - 05:47. Nautical Dark: 21:24 - 05:04. Astro Dark: 22:11 - 04:17

Total Clouds (% Sky Obscured)

94
88
84
100
99
100
92
100
100
100
100
97
94
96
94
95
97
98
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

41
57
17
7
45
56
78
100
100
99
88
88
84
76
61
49
67
60
64
48
86
96
100
93

Medium Clouds (% Sky Obscured)

60
58
82
64
59
66
70
86
76
82
79
64
45
36
54
56
67
70
98
100
94
96
96
90

High Clouds (% Sky Obscured)

2
2
0
3
57
81
45
51
2
4
61
46
11
36
12
46
49
21
96
100
94
99
100
77

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
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
1
1

Precipitation Type

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

Precipitation Probability (%)

20
3
14
2
5
10
25
40
44
62
71
39
29
28
7
11
18
6
3
4
13
9
4
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
8
8
9
9
9
9
10
10
11
11
12
14
14
14
14
14
13
13
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
93
93
91
93
95
96
98
98
96
98
96
98
100
96
96
93
92
93
96
98
98
98

Pressure (mb)

1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

393
392
390
385
384
379
373
369
369
366
363
361
361
361
360
358
357
356
356
354
353
350
348
347

Tuesday 14

Waning Crescent 6%

05:23

17:53

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
22 Bad

Sun - Rise: 06:19, Set: 20:09, Transit: 13:14. Moon - Rise: 05:23, Set: 17:53. Civil Dark: 20:43 - 05:44. Nautical Dark: 21:26 - 05:02. Astro Dark: 22:13 - 04:14

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
98
95
98
96
93
76
85
100
100
85
86
66
54
49
48
46
45

Low Clouds (% Sky Obscured)

97
98
100
100
100
100
99
93
90
88
83
81
71
59
58
80
74
47
61
54
49
48
46
45

Medium Clouds (% Sky Obscured)

77
60
54
61
57
54
56
50
51
67
62
25
31
75
77
100
50
50
9
0
0
0
0
0

High Clouds (% Sky Obscured)

77
100
96
81
64
45
35
30
30
25
35
40
10
50
50
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
6
7
9
6
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

1
0
0
0
7
13
12
10
6
2
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
Very Light Rain
None
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

21
40
46
39
28
17
9
1
0
0
4
20
29
47
46
20
65
44
23
1
0
0
0
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
8
9
9
9
10
10
10
11
11
15
17
19
20
17
17
19
18
17
16
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
100
98
96
96
95
93
93
89
87
92
90
93
86
79
84
90
95
96
91

Pressure (mb)

1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1018
1018

Ozone (du)

345
346
344
344
343
342
342
343
343
344
346
350
356
359
360
365
375
391
393
393
394
395
389
387

Wednesday 15

Waning Crescent 2%

05:37

19:17

23 Bad
00 OK
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
22 Bad

Sun - Rise: 06:17, Set: 20:10, Transit: 13:14. Moon - Rise: 05:37, Set: 19:17. Civil Dark: 20:45 - 05:42. Nautical Dark: 21:28 - 04:59. Astro Dark: 22:16 - 04:11

Total Clouds (% Sky Obscured)

43
42
53
55
57
55
44
87
47
57
72
100
100
100
99
98
97
98
99
100
90
81
71
77

Low Clouds (% Sky Obscured)

43
42
53
55
57
55
44
59
47
48
43
39
36
31
29
25
19
17
16
15
22
29
40
43

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
8
10
21
34
50
48
47
46
50
94
95
90
81
71
72

High Clouds (% Sky Obscured)

2
4
4
5
6
8
9
47
31
53
72
100
100
100
88
79
69
74
86
99
76
50
25
25

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 (%)

2
1
2
9
5
6
12
5
6
7
3
12
15
8
20
17
7
12
6
0
1
1
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
15
14
13
13
12
11
10
9
11
12
14
14
14
14
14
14
14
13
12
10
8
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
8
8
8
8
8
9
9
9
9
8
8
8
8
8
8
9
8
9
9
10
10
9

Relative Humidity (%)

88
87
85
84
84
85
83
93
93
90
83
75
71
69
70
68
70
72
74
77
86
93
96
96

Pressure (mb)

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

Ozone (du)

384
382
382
383
381
379
380
382
384
384
385
383
380
375
373
372
371
370
369
367
364
362
362
362

Thursday 16

Waning Crescent 0%

05:52

20:46

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
22 Bad

Sun - Rise: 06:15, Set: 20:12, Transit: 13:13. Moon - Rise: 05:52, Set: 20:46. Civil Dark: 20:47 - 05:40. Nautical Dark: 21:30 - 04:57. Astro Dark: 22:18 - 04:08

Total Clouds (% Sky Obscured)

81
86
89
92
94
96
97
99
98
98
97
96
94
93
95
97
99
96
92
90
94
97
99
98

Low Clouds (% Sky Obscured)

50
52
49
44
36
44
53
58
57
60
58
48
38
30
26
20
14
33
52
72
73
70
70
57

Medium Clouds (% Sky Obscured)

78
79
68
71
54
38
36
33
67
67
67
56
26
0
28
56
85
82
76
70
71
78
80
70

High Clouds (% Sky Obscured)

25
35
43
50
58
67
78
91
85
81
76
76
77
77
82
85
85
80
77
77
83
86
83
64

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
10
10
10
11
11
10
10
10

Relative Humidity (%)

98
98
98
98
100
98
98
98
100
95
88
86
79
75
73
73
74
75
79
83
87
89
88
90

Pressure (mb)

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

Ozone (du)

362
362
362
361
362
361
363
361
362
362
363
364
364
363
364
368
371
375
379
383
387
390
393
396

Friday 17

New Moon 2%

06:12

22:17

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
22 Bad

Sun - Rise: 06:13, Set: 20:13, Transit: 13:13. Moon - Rise: 06:12, Set: 22:17. Civil Dark: 20:48 - 05:38. Nautical Dark: 21:32 - 04:54. Astro Dark: 22:21 - 04:05

Total Clouds (% Sky Obscured)

97
96
97
97
98
96
94
90
92
95
100
94
88
80
64
51
35
33
30
32
39
52
60
49

Low Clouds (% Sky Obscured)

46
35
21
15
5
29
53
77
77
75
70
62
53
47
37
30
22
21
18
14
29
44
59
49

Medium Clouds (% Sky Obscured)

65
56
49
42
29
14
8
2
32
63
94
87
80
73
64
51
35
33
30
32
39
41
23
15

High Clouds (% Sky Obscured)

41
19
41
61
85
72
53
34
58
78
100
70
40
15
15
15
20
25
30
30
20
8
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 (%)

2
0
2
7
10
13
11
6
12
13
12
22
27
26
27
25
20
26
28
22
22
19
12
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
95
96
95
93
93
91
91
91
90
87
84
80
75
71
73
75
78
80
84
87
90
90
91

Pressure (mb)

1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1021

Ozone (du)

396
396
396
393
389
385
383
381
378
376
375
373
371
369
367
367
366
366
369
373
376
379
382
384

Saturday 18

Waxing Crescent 7%

06:38

No Set

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

Sun - Rise: 06:11, Set: 20:15, Transit: 13:13. Moon - Rise: 06:38, Set: No Set. Civil Dark: 20:50 - 05:36. Nautical Dark: 21:34 - 04:52. Astro Dark: 22:23 - 04:03

Total Clouds (% Sky Obscured)

38
28
24
21
17
13
13
19
40
60
75
55
33
14
20
26
33
50
65
77

Low Clouds (% Sky Obscured)

38
28
24
20
15
10
5
0
15
30
46
33
20
7
7
6
4
4
3
2

Medium Clouds (% Sky Obscured)

8
0
0
0
0
8
13
19
34
46
58
31
16
4
2
1
0
13
16
16

High Clouds (% Sky Obscured)

0
0
0
1
2
4
8
18
33
50
65
44
22
3
6
10
14
38
60
77

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 (%)

6
1
5
5
0
0
0
0
0
0
0
1
2
1
6
10
10
11
10
3

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)

6
6
6
6
6
6
6
5
5
5
6
7
6
6
5
7
9
12
10
10

Chance of Frost

Temperature (°C)

8
7
7
7
6
6
6
6
7
8
10
11
12
13
14
14
13
13
12
12

Feels Like (°C)

6
6
6
6
5
5
5
5
5
5
6
6
7
7
8
13
13
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
94
94
93
94
94
94
88
81
76
70
66
61
63
68
70
71
73

Pressure (mb)

1021
1022
1022
1022
1022
1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023

Ozone (du)

386
388
389
389
388
387
388
388
389
392
394
397
396
395
393
393
393
392
391
391

Forecast for Dartmouth, Devon, United Kingdom (50.35,-3.58)

Generated: 12/04/26 23:44:02. Forecast: 12/04/26 to 18/04/26. Timezone: UTC+1.00