Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 13

Waning Crescent 12%

05:12

14:57

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

Sun - Rise: 06:07, Set: 20:11, Transit: 13:10. Moon - Rise: 05:12, Set: 14:57. Civil Dark: 20:50 - 05:28. Nautical Dark: 21:39 - 04:38. Astro Dark: 22:37 - 03:39

Total Clouds (% Sky Obscured)

40
35
39
60
56
25
27
28
22
17
12
3
2
0
0
0
8
10
0
29
33
62
77
70

Low Clouds (% Sky Obscured)

23
35
39
60
53
25
27
28
22
17
12
0
0
0
0
0
8
10
0
0
26
42
59
55

Medium Clouds (% Sky Obscured)

40
30
2
45
32
3
3
3
3
0
0
0
0
0
0
0
0
0
0
16
9
20
28
32

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
4

ISS Passover

Visibility (miles)

8
9
9
7
6
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

30
42
49
57
46
10
6
7
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.3
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
9
8
7
7
4
2
2
1
1
1
1
1
2
2
1
2
2
2
3
5
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

45
41
42
48
64
75
82
85
86
86
88
89
88
89
88
89
89
88
79
69
58
49
45
43

Pressure (mb)

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

Ozone (du)

485
476
472
471
469
466
464
456
452
450
442
429
422
415
407
400
393
391
386
382
379
377
375
372

Tuesday 14

Waning Crescent 6%

05:20

16:23

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:04, Set: 20:13, Transit: 13:10. Moon - Rise: 05:20, Set: 16:23. Civil Dark: 20:52 - 05:25. Nautical Dark: 21:42 - 04:35. Astro Dark: 22:41 - 03:35

Total Clouds (% Sky Obscured)

79
96
100
98
96
100
92
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
81
100

Low Clouds (% Sky Obscured)

55
73
65
80
78
100
90
85
71
75
68
72
87
76
91
92
100
100
83
96
71
95
68
74

Medium Clouds (% Sky Obscured)

44
54
47
49
47
36
89
81
94
90
84
91
93
95
91
98
49
0
0
0
50
0
19
21

High Clouds (% Sky Obscured)

36
35
94
68
58
82
69
73
100
100
100
100
100
100
100
100
100
100
100
100
68
65
0
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
0
0
2
9
9
9
9
9
9
6

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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
8
23
19
19
17
14
6
6
10
37
64
91
63
57
12
20
19
3
28
43
50

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.8
0.4
0.4
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
1
4
7
7
7
7
8
8
8
9
9
9
9
9
9
9
9
10
11
11
11
12
10

Relative Humidity (%)

41
44
57
69
71
76
81
87
88
91
93
98
96
98
100
98
98
96
96
96
95
89
89
76

Pressure (mb)

1015
1015
1014
1014
1014
1014
1014
1015
1014
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1010

Ozone (du)

366
364
363
363
365
363
361
359
356
354
353
353
353
353
354
354
353
352
355
357
358
357
357
355

Wednesday 15

Waning Crescent 2%

05:27

17:51

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:02, Set: 20:15, Transit: 13:10. Moon - Rise: 05:27, Set: 17:51. Civil Dark: 20:54 - 05:22. Nautical Dark: 21:45 - 04:32. Astro Dark: 22:44 - 03:31

Total Clouds (% Sky Obscured)

100
100
100
100
100
70
36
64
63
77
100
100
74
77
73
69
66
65
65
65
65
65
65
64

Low Clouds (% Sky Obscured)

66
84
59
75
62
70
36
64
63
66
100
85
74
77
73
69
64
64
63
63
63
63
63
62

Medium Clouds (% Sky Obscured)

40
43
33
100
60
0
0
0
0
17
38
50
0
0
0
0
0
0
0
2
0
0
0
0

High Clouds (% Sky Obscured)

76
96
83
37
30
0
0
0
0
0
0
0
0
0
0
0
0
2
2
10
29
34
4
30

ISS Passover

Visibility (miles)

9
9
9
3
5
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
2
6
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

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

Precipitation Probability (%)

67
82
95
95
36
3
0
0
7
23
37
73
43
14
8
17
6
16
19
23
28
30
15
20

Precipitation Amount (mm)

0.4
0.6
0.8
1.5
0
0
0
0
0
0
0
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
15
12
12
12
13
13
13
14
14
14
15
16
15
16
16
16
15
16
17
17
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
70
65
76
95
93
88
88
88
91
90
90
90
91
93
91
90
87
88
84
81
81
76
71

Pressure (mb)

1009
1009
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1011
1011
1011
1012
1012
1013
1013
1014
1014

Ozone (du)

354
356
359
365
381
396
393
394
397
402
413
421
428
424
418
412
409
405
403
400
398
395
390
385

Thursday 16

Waning Crescent 0%

05:36

19:22

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:00, Set: 20:17, Transit: 13:09. Moon - Rise: 05:36, Set: 19:22. Civil Dark: 20:57 - 05:20. Nautical Dark: 21:47 - 04:29. Astro Dark: 22:48 - 03:27

Total Clouds (% Sky Obscured)

63
64
75
88
99
100
100
100
100
100
100
97
84
84
90
92
95
97
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

61
60
59
59
59
44
30
15
23
32
43
43
40
40
40
40
40
47
53
60
59
57
56
70

Medium Clouds (% Sky Obscured)

1
1
6
27
35
57
78
100
100
100
98
73
68
34
66
42
54
56
39
38
47
56
55
55

High Clouds (% Sky Obscured)

30
15
42
71
97
98
99
100
83
71
65
63
17
51
64
74
50
48
80
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
9
9
9
9
8
7
9

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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 (%)

21
10
2
0
0
1
1
0
2
16
14
15
4
0
1
5
9
6
12
17
25
32
25
5

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)

16
15
16
14
13
12
10
8
6
6
6
7
6
6
7
6
6
7
9
10
12
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
77
68
68
72
77
81
84
85
84
88
88
88
88
88
91
90
85
85
88
88
88
80
77

Pressure (mb)

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

Ozone (du)

381
376
372
370
369
368
368
369
370
370
368
367
366
366
367
370
372
375
378
380
384
388
390
392

Friday 17

New Moon 2%

05:48

20:59

14 Bad
15 OK
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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 05:57, Set: 20:19, Transit: 13:09. Moon - Rise: 05:48, Set: 20:59. Civil Dark: 20:59 - 05:17. Nautical Dark: 21:50 - 04:26. Astro Dark: 22:52 - 03:23

Total Clouds (% Sky Obscured)

40
39
44
44
40
44
41
42
78
96
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

40
39
44
44
40
44
41
42
75
88
99
100
100
100
95
89
84
74
64
54
58
63
67
61

Medium Clouds (% Sky Obscured)

40
39
44
44
40
44
41
41
44
47
80
87
93
100
100
100
100
100
100
100
100
100
100
98

High Clouds (% Sky Obscured)

40
39
44
44
40
39
25
14
41
68
95
97
98
100
100
100
100
86
72
59
71
85
100
67

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 (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

None
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

Precipitation Probability (%)

13
3
8
10
10
11
9
8
24
34
47
76
59
12
19
14
5
12
10
4
14
15
5
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
60
61
65
70
76
83
88
91
95
95
96
95
96
96
96
98
96
90
84
78
73
68
62

Pressure (mb)

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

Ozone (du)

396
399
401
403
404
406
402
400
399
399
398
397
394
391
387
386
385
384
384
385
385
387
388
390

Saturday 18

Waxing Crescent 2%

06:06

22:40

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

Sun - Rise: 05:55, Set: 20:21, Transit: 13:09. Moon - Rise: 06:06, Set: 22:40. Civil Dark: 21:01 - 05:15. Nautical Dark: 21:52 - 04:23. Astro Dark: 22:55 - 03:18

Total Clouds (% Sky Obscured)

99
99
80
62
43
38
31
25
31
36
42
46
42
22
31
44
59
59
59
58
60
59
58
49

Low Clouds (% Sky Obscured)

55
49
51
52
43
38
31
25
31
29
15
15
14
12
27
42
57
57
57
56
57
58
58
49

Medium Clouds (% Sky Obscured)

96
95
64
32
0
0
0
0
1
2
3
2
1
0
0
0
0
0
0
0
1
2
8
8

High Clouds (% Sky Obscured)

36
17
17
10
0
20
31
25
31
33
4
6
6
7
8
12
24
19
20
22
19
12
7
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
4
2
4
7
9
9
9
9
9
9
9

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

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 (%)

12
6
16
17
11
10
12
5
5
5
0
0
1
0
1
3
2
5
5
2
5
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
60
59
65
71
76
82
90
96
96
98
98
98
100
98
98
96
94
78
65
55
53
49
47

Pressure (mb)

1019
1019
1019
1019
1020
1020
1020
1021
1022
1022
1022
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

394
398
402
402
402
401
401
400
400
398
397
395
392
389
385
383
380
377
375
373
371
370
369
368

Sunday 19

Waxing Crescent 7%

06:35

00:20

14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 Good
00 Good
01 Good
02 Good
03 Good
04 OK
05 Bad
06 Bad

Sun - Rise: 05:52, Set: 20:23, Transit: 13:09. Moon - Rise: 06:35, Set: 00:20. Civil Dark: 21:03 - 05:12. Nautical Dark: 21:55 - 04:19. Astro Dark: 22:59 - 03:14

Total Clouds (% Sky Obscured)

42
41
35
31
30
29
28
27
20
14
7
12
16
13
36
56
69

Low Clouds (% Sky Obscured)

42
41
35
31
30
29
26
19
13
7
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

6
0
0
0
0
0
0
0
1
2
4
4
5
5
5
4
4

High Clouds (% Sky Obscured)

2
0
1
1
1
6
12
18
14
9
4
9
11
6
22
39
57

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
12
12
11
10
10
8
6
4
4
4
3
3
3
3
3
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
48
49
53
59
66
70
76
83
82
80
77
82
85
88
85
82

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1024
1024
1024
1024
1024
1023

Ozone (du)

368
367
367
366
366
366
367
368
369
370
371
371
371
370
369
369
369

Forecast for Butteryhaugh, Northumberland, United Kingdom (55.23,-2.58)

Generated: 13/04/26 14:10:10. Forecast: 13/04/26 to 19/04/26. Timezone: UTC+1.00