Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 12%

06:34

00:39

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 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 04:57, Set: 20:46, Transit: 12:52. Moon - Rise: 06:34, Set: 00:39. Civil Dark: 21:28 - 04:15. Nautical Dark: 22:27 - 03:14. Astro Dark: 00:05 - 01:31

Total Clouds (% Sky Obscured)

66
74
80
100
100
99
100
100
94
100
88
74
77
60
45
41
50
68
66
97
99
66
89
100

Low Clouds (% Sky Obscured)

51
74
80
100
89
90
100
100
76
55
58
42
44
45
45
41
50
64
66
68
68
54
51
45

Medium Clouds (% Sky Obscured)

66
74
80
37
80
45
97
38
21
92
88
74
77
58
2
0
1
2
0
0
6
8
62
51

High Clouds (% Sky Obscured)

12
74
80
100
100
40
35
95
30
34
20
15
15
0
0
0
1
15
1
88
94
25
25
1

ISS Passover

Visibility (miles)

9
9
9
9
9
6
9
9
1
1
1
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
Very Light Rain
None
None
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
69
64
65
95
78
78
45
34
18
24
24
18
13
2
1
0
0
0
0
3
3
6
15

Precipitation Amount (mm)

0
0.3
0
0
0.7
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
91
88
87
92
96
96
95
96
95
89
79
77
78
77
82
89
96
96
96
93
83
81

Pressure (mb)

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

Ozone (du)

369
371
376
379
378
374
372
375
374
373
371
373
376
378
378
379
383
384
385
385
388
389
390
388

Wednesday 20

Waxing Crescent 21%

07:56

01:15

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
23 OK
00 OK
01 Bad
02 Bad
03 Bad

Sun - Rise: 04:56, Set: 20:47, Transit: 12:52. Moon - Rise: 07:56, Set: 01:15. Civil Dark: 21:30 - 04:13. Nautical Dark: 22:29 - 03:12. Astro Dark: 00:12 - 01:22

Total Clouds (% Sky Obscured)

95
96
91
94
86
80
76
85
87
56
98
85
92
95
96
44
79
98
95
43
24
78
100
100

Low Clouds (% Sky Obscured)

67
89
85
73
64
55
61
55
30
31
54
41
59
46
43
38
6
0
0
10
19
30
30
43

Medium Clouds (% Sky Obscured)

43
39
33
38
24
24
6
30
35
14
36
26
27
27
4
0
0
1
0
0
0
0
0
10

High Clouds (% Sky Obscured)

0
1
1
0
0
0
0
0
0
2
61
4
5
78
91
17
74
97
91
36
11
62
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

31
60
40
21
40
32
25
24
14
14
4
2
12
16
2
0
0
1
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.4
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
15
15
17
16
15
15
14
16
17
17
18
18
15
13
12
10
10
8
8
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
86
89
87
79
76
74
70
72
59
65
62
60
67
73
78
82
93
96
96
95
95
95
95

Pressure (mb)

1014
1014
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1020
1021
1021
1022
1023
1024
1024
1025
1025
1025
1025
1026

Ozone (du)

381
376
369
367
369
371
373
363
359
356
352
349
348
344
343
342
342
342
342
342
340
340
338
336

Thursday 21

Waxing Crescent 31%

09:24

01:39

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 OK
21 Bad
22 Bad
23 OK
00 OK
01 Good
02 Good
03 Good

Sun - Rise: 04:55, Set: 20:49, Transit: 12:52. Moon - Rise: 09:24, Set: 01:39. Civil Dark: 21:31 - 04:12. Nautical Dark: 22:31 - 03:10. Astro Dark: 00:21 - 01:11

Total Clouds (% Sky Obscured)

100
93
86
98
99
100
100
100
95
92
94
73
86
60
44
14
28
58
79
40
23
8
6
7

Low Clouds (% Sky Obscured)

47
52
66
43
51
44
39
41
37
34
28
33
27
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

21
3
69
38
22
26
27
22
20
13
12
25
19
13
3
3
12
8
8
13
3
4
5
4

High Clouds (% Sky Obscured)

100
82
26
87
94
100
100
100
87
84
87
19
30
20
29
2
5
51
69
13
22
4
3
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
10
12
14
14
16
17
18
18
19
20
19
20
20
19
16
15
13
13
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
90
84
77
71
67
64
64
63
63
64
64
66
75
82
85
84
84
83
84
89
90

Pressure (mb)

1026
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1028
1027
1027
1027
1027

Ozone (du)

336
336
335
335
336
336
338
339
340
340
338
337
337
337
335
333
333
332
331
332
331
331
332
334

Friday 22

Waxing Crescent 42%

10:51

01:57

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

Sun - Rise: 04:53, Set: 20:50, Transit: 12:52. Moon - Rise: 10:51, Set: 01:57. Civil Dark: 21:33 - 04:10. Nautical Dark: 22:34 - 03:08. Astro Dark: 00:33 - N/A

Total Clouds (% Sky Obscured)

18
31
44
34
22
10
8
7
6
11
19
32
31
18
24
38
49
58
52
41
28
45
45
41

Low 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

Medium Clouds (% Sky Obscured)

3
3
4
3
3
2
2
1
0
0
0
0
0
0
3
3
28
34
23
29
0
0
0
0

High Clouds (% Sky Obscured)

11
22
35
26
15
4
5
5
6
11
17
28
27
17
19
26
35
42
36
18
6
23
29
32

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
90
86
78
74
68
64
60
58
57
55
56
58
64
74
81
86
82
81
83
83
82
86

Pressure (mb)

1027
1027
1027
1027
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

334
334
335
335
336
335
335
333
331
330
331
331
332
332
333
333
333
332
332
333
336
338
338
339

Saturday 23

First Quarter 53%

12:14

02:10

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

Sun - Rise: 04:52, Set: 20:51, Transit: 12:52. Moon - Rise: 12:14, Set: 02:10. Civil Dark: 21:35 - 04:09. Nautical Dark: 22:36 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

41
28
22
46
71
100
100
100
100
73
32
6
17
11
12
37
41
30
36
51
63
89
83
82

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
13
7
7
3
2
0
12
10
12
37
41
30
36
51
48
48
45
40

Medium Clouds (% Sky Obscured)

0
2
3
6
16
19
38
39
5
22
2
2
0
0
0
21
21
21
21
16
14
10
5
0

High Clouds (% Sky Obscured)

33
24
21
46
71
100
100
100
100
70
32
5
4
2
0
0
0
1
21
35
52
56
54
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
2
9
9
8
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
Very Light Rain
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
2
20
0
37
66
59
30
47
50
45
39
24
20
15
6
2
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.7
0.4
0
0.2
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
14
15
16
19
22
24
25
26
27
27
28
28
27
28
26
23
23
22
21
21
20
17
17

Dew Point (°C)

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

Relative Humidity (%)

90
89
89
83
78
74
69
67
64
61
63
69
74
69
78
84
86
89
92
92
90
90
92
92

Pressure (mb)

1025
1025
1025
1025
1026
1026
1026
1026
1026
1025
1025
1025
1026
1026
1025
1026
1028
1028
1029
1029
1029
1029
1029
1029

Ozone (du)

338
336
334
335
335
337
339
345
349
348
350
341
341
336
333
331
330
329
327
328
328
329
329
329

Sunday 24

Waxing Gibbous 64%

13:32

02:22

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

Sun - Rise: 04:51, Set: 20:53, Transit: 12:52. Moon - Rise: 13:32, Set: 02:22. Civil Dark: 21:36 - 04:08. Nautical Dark: 22:38 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

81
76
70
71
77
87
80
75
71
51
33
15
28
42
53
67
80
92
88
81
76
75
64
58

Low Clouds (% Sky Obscured)

45
49
50
52
40
34
27
20
17
13
7
0
18
42
53
67
69
75
75
75
76
75
64
58

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)

48
39
30
38
49
59
53
52
53
39
22
5
3
2
1
2
10
7
5
3
2
2
2
2

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
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
92
85
79
75
69
66
63
63
62
62
65
69
73
77
80
84
83
83
83
84
86

Pressure (mb)

1030
1030
1030
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1032
1032
1031
1032
1032
1032
1032
1032
1032
1032
1032

Ozone (du)

329
328
326
325
323
322
320
320
319
318
318
318
318
318
318
318
316
315
314
314
314
315
314
314

Monday 25

Waxing Gibbous 74%

14:47

02:33

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

Sun - Rise: 04:50, Set: 20:54, Transit: 12:52. Moon - Rise: 14:47, Set: 02:33. Civil Dark: 21:38 - 04:06. Nautical Dark: 22:40 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

56
60
75
75
75
70
55
39
28
20
15
11
11
10
9
10
11
13
15
17
26

Low Clouds (% Sky Obscured)

56
60
75
75
75
70
55
39
28
20
15
11
11
10
9
10
11
13
13
10
9

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
17
26

High Clouds (% Sky Obscured)

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
13
12
16
17
17
18
18
19
22
22
21
21
22
22
17
17
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

87
83
79
75
70
66
62
61
58
57
56
57
56
59
64
67
70
74
76
75
74

Pressure (mb)

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

Ozone (du)

313
313
313
312
312
311
310
310
310
309
309
310
310
310
310
309
310
310
310
311
312

Forecast for Herne, Kent, United Kingdom (51.35,1.12)

Generated: 19/05/26 04:10:41. Forecast: 19/05/26 to 25/05/26. Timezone: UTC+1.00