Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 21%

07:59

00:52

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: 05:00, Set: 20:58, Transit: 12:59. Moon - Rise: 07:59, Set: 00:52. Civil Dark: 21:40 - 04:17. Nautical Dark: 22:41 - 03:15. Astro Dark: 00:48 - N/A

Total Clouds (% Sky Obscured)

89
92
88
90
95
70
69
71
90
73
76
84
71
90
56
86
83
97
100
91
76
31
41
99

Low Clouds (% Sky Obscured)

50
45
48
71
87
69
63
68
56
57
67
82
71
70
53
64
56
46
47
35
76
30
17
0

Medium Clouds (% Sky Obscured)

62
53
53
45
52
12
8
3
78
42
75
46
17
38
1
37
35
20
23
20
11
0
0
0

High Clouds (% Sky Obscured)

86
6
12
35
0
2
0
0
0
0
0
0
0
0
0
3
5
82
77
54
6
6
36
90

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
8
9
9
8
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 (%)

82
84
14
21
19
13
7
16
2
15
0
19
18
24
37
36
29
10
19
16
9
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)

12
12
12
13
14
14
15
15
14
14
15
15
16
17
16
18
18
18
17
16
15
14
14
12

Chance of Frost

Temperature (°C)

12
12
12
11
11
11
11
11
11
11
11
12
14
14
15
16
17
17
18
18
17
17
17
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
96
95
95
95
93
90
90
91
92
92
84
79
79
75
72
68
67
70
71
79
82
85

Pressure (mb)

1008
1009
1009
1009
1010
1010
1010
1011
1012
1013
1014
1014
1015
1016
1016
1017
1017
1018
1018
1019
1020
1020
1021
1022

Ozone (du)

391
396
393
393
394
388
384
377
373
372
371
369
367
366
357
354
350
346
344
344
344
343
340
340

Wednesday 20

Waxing Crescent 31%

09:29

01:26

21 Bad
22 Bad
23 OK
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: 04:59, Set: 20:59, Transit: 12:59. Moon - Rise: 09:29, Set: 01:26. Civil Dark: 21:42 - 04:15. Nautical Dark: 22:43 - 03:13. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

58
49
31
96
100
98
99
96
100
95
90
91
89
84
81
74
78
84
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
8
21
29
45
44
45
45
75
70
59
62
67
52
45
36
39
36
29
13
3
0
0

Medium Clouds (% Sky Obscured)

2
15
14
41
22
24
39
89
85
91
45
54
48
38
37
33
38
33
35
40
41
36
46
32

High Clouds (% Sky Obscured)

58
49
22
84
100
95
94
79
49
54
33
9
57
55
51
48
55
56
98
95
82
93
100
99

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
1
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
3
16
19
1
0
0
0
0
0
0
1
3
2
11
5
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)

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

Chance of Frost

Temperature (°C)

14
13
13
12
11
11
11
11
11
12
12
13
14
16
17
18
19
20
21
21
21
20
20
19

Feels Like (°C)

12
11
10
10
9
8
9
9
9
9
9
10
12
12
14
16
17
19
19
20
20
20
20
19

Dew Point (°C)

13
12
12
11
11
10
11
11
10
11
10
10
10
11
11
12
13
14
14
15
16
16
16
17

Relative Humidity (%)

89
92
95
95
95
96
96
98
95
95
90
83
76
74
71
69
68
67
65
68
73
74
77
84

Pressure (mb)

1022
1023
1024
1024
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025

Ozone (du)

342
342
342
341
340
338
338
339
339
339
338
337
338
338
337
336
336
336
335
335
333
332
331
331

Thursday 21

Waxing Crescent 42%

10:57

01:50

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

Sun - Rise: 04:58, Set: N/A, Transit: 12:59. Moon - Rise: 10:57, Set: 01:50. Civil Dark: 21:43 - 04:14. Nautical Dark: 22:46 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
96
38
42
29
10
0
63
54
88
94
84
61
19
29
69
87
61
75
65
45
75
80
84

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
0
0
5
0
0
0
0

Medium Clouds (% Sky Obscured)

51
3
22
24
19
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
14
17
23
32

High Clouds (% Sky Obscured)

91
64
24
24
2
5
0
45
43
69
83
70
50
19
29
69
55
34
47
41
24
48
60
58

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
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
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
16
15
15
14
13
13
12
12
13
15
17
19
21
23
24
25
25
25
25
25
24
23
21

Feels Like (°C)

17
16
16
14
13
13
13
13
13
13
16
16
18
21
22
22
23
25
25
25
26
25
24
22

Dew Point (°C)

16
15
14
13
12
12
11
11
11
12
13
14
15
16
17
18
18
18
17
17
19
19
19
18

Relative Humidity (%)

88
90
92
92
90
90
90
92
92
92
89
82
77
74
71
68
65
63
62
62
68
71
75
84

Pressure (mb)

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

Ozone (du)

333
334
334
337
340
342
342
341
341
340
341
340
339
338
339
339
340
341
341
341
339
339
338
338

Friday 22

Waxing Crescent 53%

12:21

02:06

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: 04:57, Set: 21:01, Transit: 12:59. Moon - Rise: 12:21, Set: 02:06. Civil Dark: 21:45 - 04:12. Nautical Dark: 22:48 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

79
76
93
100
100
100
100
100
100
100
100
100
100
88
72
46
49
44
30
38
43
47
52
54

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
20
7
19
32
43
48
60
58
59
46
49
44
30
36
34
32
31
32

Medium Clouds (% Sky Obscured)

41
53
85
90
81
97
100
100
100
100
100
100
97
77
50
1
0
0
1
4
6
2
2
2

High Clouds (% Sky Obscured)

42
53
81
98
100
100
100
100
100
100
100
100
100
66
32
0
0
0
0
2
6
10
16
23

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
2
6
13
15
16
28
66
45
57
62
91
95
95
89
54
59
61
54
41
35
25
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.5
0
0.2
0.2
0.8
0.7
0.8
0.6
0
0.3
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
18
17
17
16
16
16
16
16
16
17
16
17
18
19
20
21
21
21
22
21
21
20
19

Feels Like (°C)

18
17
17
16
15
15
15
16
15
16
17
17
18
19
20
21
22
23
23
24
23
23
24
21

Dew Point (°C)

17
16
15
15
14
14
13
13
13
15
15
15
15
15
16
15
15
15
17
17
17
17
18
17

Relative Humidity (%)

86
88
89
86
85
87
83
79
81
92
90
92
89
85
81
72
68
68
75
76
76
79
84
86

Pressure (mb)

1024
1024
1024
1024
1024
1024
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1027
1028

Ozone (du)

338
338
339
339
338
340
341
342
344
349
353
357
356
350
356
356
353
347
341
336
333
332
331
330

Saturday 23

First Quarter 64%

13:40

02:19

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

Sun - Rise: 04:55, Set: 21:02, Transit: 12:59. Moon - Rise: 13:40, Set: 02:19. Civil Dark: 21:47 - 04:11. Nautical Dark: 22:51 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

53
65
76
82
75
70
64
44
25
1
12
24
37
40
42
43
49
48
44
32
34
37
25
12

Low Clouds (% Sky Obscured)

31
32
33
34
24
15
3
3
2
1
11
19
30
29
26
24
26
28
29
32
34
37
25
12

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

28
50
71
82
65
60
57
41
21
0
2
3
4
3
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
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
9
8
7
9
14
18
21
22
18

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

Chance of Frost

Temperature (°C)

17
16
15
15
14
13
13
12
12
13
13
15
17
18
20
21
22
23
23
24
23
23
22
21

Feels Like (°C)

19
18
17
15
15
15
14
14
13
14
15
16
18
20
21
22
23
24
24
24
25
25
26
22

Dew Point (°C)

15
15
14
13
13
13
13
12
12
12
13
14
15
16
16
16
15
16
16
16
17
18
19
17

Relative Humidity (%)

89
92
90
92
95
95
96
98
96
98
95
92
89
83
78
73
66
64
62
60
67
74
80
81

Pressure (mb)

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

Ozone (du)

330
328
326
324
321
319
318
318
318
317
316
318
319
320
320
319
317
317
316
316
315
314
313
312

Sunday 24

Waxing Gibbous 74%

14:55

02:30

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

Sun - Rise: 04:54, Set: 21:04, Transit: 13:00. Moon - Rise: 14:55, Set: 02:30. Civil Dark: 21:48 - 04:09. Nautical Dark: 22:53 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
1
0
0
0
0
0
0
0
0
0
0
5
9
12
17
20
23
23
24
30
32
35

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
5
9
12
17
20
23
23
24
30
32
35

Medium 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

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
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
12
8
0
0
0
0
0
0
0
0
0
0
1
3
2
8
10
8
22
30
33
33
28

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

Chance of Frost

Temperature (°C)

19
18
17
16
16
15
14
14
14
14
15
17
19
21
22
23
24
25
25
26
25
25
24
23

Feels Like (°C)

21
21
20
19
18
16
16
16
15
15
14
18
19
21
22
23
24
28
28
28
29
29
30
26

Dew Point (°C)

16
15
14
14
14
13
12
11
11
11
11
13
14
15
16
16
17
17
17
17
18
19
21
20

Relative Humidity (%)

81
82
83
85
87
86
86
84
84
82
79
77
73
71
68
65
62
61
60
58
66
72
82
84

Pressure (mb)

1029
1030
1030
1030
1030
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1027
1026
1026
1026
1026
1025
1026

Ozone (du)

312
312
313
314
315
315
315
315
315
316
316
314
313
311
312
313
313
315
317
319
320
321
322
325

Monday 25

Waxing Gibbous 74%

16:10

02:40

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

Sun - Rise: 04:53, Set: 21:05, Transit: 13:00. Moon - Rise: 16:10, Set: 02:40. Civil Dark: 21:50 - 04:08. Nautical Dark: 22:55 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

37
26
14
0
11
22
33
35
37
39
28
17
5
5
6
4
17
20
23
38
54
73

Low Clouds (% Sky Obscured)

37
25
12
0
11
22
33
35
37
39
27
13
0
0
0
0
12
20
23
28
19
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
8
14
25
34
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
10
16
16
16
5
5
6
3
2
2
1
4
7
12

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 (%)

13
9
3
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
4
5
3

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)

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

Chance of Frost

Temperature (°C)

22
20
19
18
17
16
15
14
14
14
15
17
19
21
22
23
24
24
25
25
25
24

Feels Like (°C)

25
26
24
23
22
18
18
17
17
16
16
16
17
18
19
20
21
26
26
26
26
27

Dew Point (°C)

19
19
18
16
15
14
13
12
12
12
12
13
14
15
15
15
16
16
16
16
17
19

Relative Humidity (%)

87
91
91
90
92
90
90
89
87
84
84
78
73
69
65
62
59
58
57
56
63
70

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025

Ozone (du)

327
330
332
335
337
334
332
329
327
326
324
325
325
326
325
325
325
324
322
321
319
318

Forecast for Loughton, Milton Keynes, United Kingdom (52.03,-0.77)

Generated: 19/05/26 21:02:37. Forecast: 19/05/26 to 25/05/26. Timezone: UTC+1.00