Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

New Moon 2%

05:46

20:54

21 OK
22 OK
23 Bad
00 OK
01 Bad
02 OK
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 OK
19 Good
20 Good

Sun - Rise: 05:55, Set: 20:16, Transit: 13:06. Moon - Rise: 05:46, Set: 20:54. Civil Dark: 20:56 - 05:15. Nautical Dark: 21:44 - 04:24. Astro Dark: 22:44 - 03:23

Total Clouds (% Sky Obscured)

29
35
48
38
47
41
47
58
55
65
63
63
70
100
97
64
59
54
57
58
50
21
12
7

Low Clouds (% Sky Obscured)

29
35
48
38
47
41
47
58
55
65
61
62
58
35
60
51
41
35
39
37
29
21
12
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
13
100
90
35
58
54
57
56
3
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
2
34
35
3
2
2
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
2
4
3
3
1
1
1
1
1
9
25
22
27
28
32
17
25
7
3
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)

12
12
12
13
11
11
10
10
9
9
8
9
12
14
14
17
18
20
20
20
20
18
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
78
79
79
77
77
81
75
85
84
79
69
69
72
82
82
77
68
72
74
77
78
80
79

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1019
1020
1020
1021
1021
1022
1022

Ozone (du)

399
401
405
408
411
412
411
409
407
409
413
424
431
428
425
424
423
422
422
421
420
419
419
421

Saturday 18

Waxing Crescent 7%

06:05

22:34

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

Sun - Rise: 05:52, Set: 20:18, Transit: 13:05. Moon - Rise: 06:05, Set: 22:34. Civil Dark: 20:58 - 05:12. Nautical Dark: 21:47 - 04:21. Astro Dark: 22:48 - 03:19

Total Clouds (% Sky Obscured)

4
2
0
0
0
0
0
0
0
0
0
0
21
32
66
88
100
98
100
100
74
32
18
34

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
21
27
62
55
56
51
41
40
41
0
10
23

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
35
64
93
91
71
34
18
6
10

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
5
24
55
55
55
50
40
40
40
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
1
12
1
15
11
7
17
11
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
79
80
80
86
88
88
86
86
82
73
64
59
58
56
54
54
55
60
67
71
78
90

Pressure (mb)

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

Ozone (du)

421
422
426
428
427
424
419
417
415
414
411
410
410
410
409
408
407
405
404
404
405
408
408
411

Sunday 19

Waxing Crescent 14%

06:35

00:13

21 OK
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

Sun - Rise: 05:50, Set: 20:20, Transit: 13:05. Moon - Rise: 06:35, Set: 00:13. Civil Dark: N/A - 05:10. Nautical Dark: 21:49 - 04:18. Astro Dark: 22:52 - 03:15

Total Clouds (% Sky Obscured)

28
39
66
72
89
83
76
82
74
80
88
72
86
81
100
100
100
100
89
81
73
79
78
76

Low Clouds (% Sky Obscured)

25
35
47
56
73
57
35
29
0
0
12
0
36
67
100
100
100
100
71
63
64
71
74
76

Medium Clouds (% Sky Obscured)

2
3
13
16
20
9
8
10
7
8
12
72
17
20
18
22
22
40
33
21
7
7
4
2

High 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

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
1
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
None
None
None
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
15
5
5
9
24
34
50
27
14
43
53
50
55
54
61
54
43
32
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
86
86
83
76
74
77
77
85
86
90
91
91
87
74
85
88
90
88
91
94
93

Pressure (mb)

1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1026
1026
1026
1027
1028

Ozone (du)

412
417
420
421
422
422
423
424
424
424
422
421
419
416
416
418
422
425
429
426
420
415
412
408

Monday 20

Waxing Crescent 24%

07:23

01:39

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 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 Bad

Sun - Rise: 05:47, Set: 20:22, Transit: 13:05. Moon - Rise: 07:23, Set: 01:39. Civil Dark: 21:00 - 05:07. Nautical Dark: 21:52 - 04:15. Astro Dark: 22:56 - 03:10

Total Clouds (% Sky Obscured)

75
82
86
90
93
95
97
92
86
81
76
65
53
48
42
41
34
28
25
27
35
39
35
46

Low Clouds (% Sky Obscured)

75
80
80
82
85
89
93
91
86
81
76
65
53
48
42
41
34
28
25
27
35
39
35
46

Medium Clouds (% Sky Obscured)

0
2
4
7
20
35
58
42
19
0
3
5
7
5
2
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
0
0
0
1
1

ISS Passover

Visibility (miles)

9
8
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 (%)

26
23
25
13
22
19
28
27
23
27
26
20
7
7
5
2
3
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
96
96
93
91
89
93
96
98
98
90
81
71
62
55
48
48
57
63
68
72
79
88

Pressure (mb)

1028
1029
1030
1030
1030
1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031

Ozone (du)

405
403
402
401
401
400
401
401
400
401
401
398
397
396
394
390
386
380
378
378
379
383
383
383

Tuesday 21

Waxing Crescent 35%

08:35

02:42

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 OK
19 OK
20 Bad

Sun - Rise: 05:45, Set: 20:24, Transit: 13:05. Moon - Rise: 08:35, Set: 02:42. Civil Dark: 21:02 - 05:05. Nautical Dark: 21:55 - 04:12. Astro Dark: 23:00 - 03:06

Total Clouds (% Sky Obscured)

73
73
80
84
87
89
91
92
94
94
96
97
99
97
96
94
86
78
71
60
46
33
39
45

Low Clouds (% Sky Obscured)

57
65
76
80
82
86
88
89
90
92
94
96
98
97
95
93
85
76
68
59
46
33
39
45

Medium Clouds (% Sky Obscured)

0
0
4
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

20
8
1
0
0
0
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
7

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
2
1
1
1
2
1
8
2
5
4
0
1
1
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
7
8
8
8
9
9
10
11
11
12
13
12
12
12
12
11
11
10
9
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
93
91
88
88
85
83
82
80
80
80
75
74
78
78
77
73
69
65
70
75
81
85

Pressure (mb)

1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

382
379
377
378
377
378
379
381
384
387
389
391
393
393
392
393
395
394
394
393
392
392
391
391

Wednesday 22

Waxing Crescent 46%

10:03

03:21

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
20 Bad

Sun - Rise: 05:43, Set: 20:26, Transit: 13:04. Moon - Rise: 10:03, Set: 03:21. Civil Dark: 21:05 - 05:02. Nautical Dark: 21:57 - 04:09. Astro Dark: 23:04 - 03:01

Total Clouds (% Sky Obscured)

53
55
57
62
67
74
81
91
95
97
98
99
100
100
100
100
86
74
83
90
92
90
89
87

Low Clouds (% Sky Obscured)

50
49
48
44
44
48
56
64
71
78
82
86
85
81
80
80
80
74
83
90
92
90
89
87

Medium Clouds (% Sky Obscured)

1
1
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
1
1
1
1
1
3
5
11
25
25
30
30
53
75
100
86
74
69
78
85
90
66
39

ISS Passover

Visibility (miles)

4
1
4
7
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
2
3
3
3
2
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
100
94
91
88
86
85
83
88
91
93
85
78
71
65
60
55
53
51
50
54
58
62
66

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028
1028
1028
1027
1027
1027
1027
1027

Ozone (du)

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

Thursday 23

Waxing Crescent 58%

11:36

03:45

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

Sun - Rise: 05:41, Set: 20:28, Transit: 13:04. Moon - Rise: 11:36, Set: 03:45. Civil Dark: 21:07 - 05:00. Nautical Dark: 22:00 - 04:06. Astro Dark: 23:08 - 02:57

Total Clouds (% Sky Obscured)

81
72
64
65
65
70
70
72
64
57
45
42
39
54
65
77
82
87
91
91
91
93

Low Clouds (% Sky Obscured)

81
72
64
65
65
70
70
72
64
57
45
42
39
54
65
70
70
75
75
62
51
40

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
3
12
26
41

High Clouds (% Sky Obscured)

11
8
3
1
1
0
0
0
0
0
1
2
3
17
31
43
35
24
11
4
9
10

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
1
1
0
1
1
0
0
1
1
2
1
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

Wind Speed/Direction (mph)

8
7
7
8
8
8
8
7
7
7
7
7
8
8
8
8
8
8
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
5
5
5
3
3
3
3
2
2
3
3
4
4
4
5
10
10
9
10
11

Dew Point (°C)

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

Relative Humidity (%)

71
76
77
77
79
77
77
76
75
73
71
65
58
54
50
47
43
43
44
45
52
61

Pressure (mb)

1028
1028
1027
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025
1024
1024
1023
1023
1022
1021
1020
1020
1019

Ozone (du)

396
397
397
398
399
399
398
398
399
400
401
400
399
398
397
397
397
398
399
400
399
399

Forecast for Stanley, Durham, United Kingdom (54.86,-1.69)

Generated: 17/04/26 21:19:36. Forecast: 17/04/26 to 23/04/26. Timezone: UTC+1.00