Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 18

Waxing Crescent 4%

06:33

00:17

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
14 Bad

Sun - Rise: 05:02, Set: 21:08, Transit: 13:06. Moon - Rise: 06:33, Set: 00:17. Civil Dark: 21:53 - 04:16. Nautical Dark: 22:59 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

89
88
94
96
96
99
96
97
98
100
100
100
100
100
100
100
100
86
100
98
93
94
100
100

Low Clouds (% Sky Obscured)

31
85
36
43
45
39
74
65
86
79
86
86
85
100
100
100
58
61
55
69
79
68
68
67

Medium Clouds (% Sky Obscured)

34
39
56
91
91
69
86
95
97
100
100
100
81
100
90
41
21
79
60
96
93
92
90
78

High Clouds (% Sky Obscured)

36
47
87
46
49
52
28
25
41
98
100
100
100
100
89
31
100
18
100
40
25
18
98
15

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

32
37
57
33
27
20
22
31
57
93
95
95
95
95
68
57
33
28
37
38
70
84
77
84

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.7
1.3
1.9
0.8
0.9
0
0.3
0
0
0
0
0.3
0.4
0.5
0.6

Wind Speed/Direction (mph)

9
9
9
11
11
10
9
10
12
14
15
16
17
18
18
17
16
15
14
15
15
16
15
17

Chance of Frost

Temperature (°C)

14
14
13
13
12
12
11
10
10
9
9
10
10
10
10
10
11
12
13
14
15
15
14
16

Feels Like (°C)

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

Dew Point (°C)

3
4
8
10
10
10
9
9
9
9
9
9
9
9
9
10
11
11
12
12
12
12
13
12

Relative Humidity (%)

47
50
71
80
84
87
90
93
95
95
95
95
95
95
96
96
96
98
95
86
82
83
90
78

Pressure (mb)

1008
1007
1008
1008
1008
1008
1008
1008
1007
1007
1006
1005
1004
1003
1003
1003
1002
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

394
391
388
385
387
389
388
383
381
382
383
386
388
391
396
395
391
392
394
394
394
394
393
391

Tuesday 19

Waxing Crescent 12%

07:57

01:08

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
14 Bad

Sun - Rise: 05:01, Set: 21:09, Transit: 13:06. Moon - Rise: 07:57, Set: 01:08. Civil Dark: 21:55 - 04:15. Nautical Dark: 23:02 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

93
72
78
82
96
96
100
100
100
84
96
93
93
79
28
52
64
62
95
96
98
88
52
93

Low Clouds (% Sky Obscured)

54
55
52
49
66
63
60
46
78
77
92
86
84
60
28
28
60
52
38
33
60
50
39
32

Medium Clouds (% Sky Obscured)

48
36
78
82
94
95
100
100
100
82
68
73
64
53
25
51
8
15
68
66
56
45
13
54

High Clouds (% Sky Obscured)

0
0
9
45
60
35
30
100
12
0
0
0
0
0
0
3
0
0
0
0
0
0
3
2

ISS Passover

Visibility (miles)

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

Very Light Rain
Light Rain
Light Rain
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 (%)

75
72
79
69
54
36
29
21
22
18
43
44
33
23
33
25
11
25
28
40
41
20
24
12

Precipitation Amount (mm)

0.3
0.4
0.6
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)

15
15
15
15
14
13
13
13
14
14
15
15
13
12
11
10
10
12
14
14
16
16
16
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
13
12
11
11
10
8
8
7
7
7
7
7
7
7
7
8
10
11
12
11
11
12
13

Dew Point (°C)

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

Relative Humidity (%)

82
74
80
80
84
86
84
83
80
79
81
86
88
88
87
88
87
84
78
74
78
84
73
66

Pressure (mb)

1003
1003
1003
1004
1004
1005
1006
1006
1006
1006
1007
1007
1007
1008
1009
1009
1010
1011
1012
1013
1013
1014
1015
1015

Ozone (du)

393
395
398
399
399
404
405
404
404
406
407
400
394
391
385
382
381
377
376
370
365
362
356
354

Wednesday 20

Waxing Crescent 21%

09:29

01:41

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
14 Bad

Sun - Rise: 04:59, Set: 21:11, Transit: 13:06. Moon - Rise: 09:29, Set: 01:41. Civil Dark: 21:57 - 04:13. Nautical Dark: 23:05 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

91
100
70
46
42
100
100
96
90
100
99
100
89
83
98
100
99
93
97
97
90
86
89
96

Low Clouds (% Sky Obscured)

74
100
57
31
28
31
26
19
39
93
85
72
71
70
74
59
50
74
94
95
80
77
79
81

Medium Clouds (% Sky Obscured)

53
59
30
16
22
20
18
64
59
68
65
62
43
65
73
100
98
83
81
56
51
27
31
37

High Clouds (% Sky Obscured)

34
7
3
4
4
100
98
69
17
30
62
100
50
28
8
2
4
26
8
3
3
4
13
20

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

Precipitation Probability (%)

15
10
19
16
3
1
1
1
5
26
77
67
41
26
61
61
34
10
1
4
5
17
9
22

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.6
0.3
0
0
0.4
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
16
16
16
15
13
11
8
6
7
9
10
10
10
10
10
9
11
12
13
12
13
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
14
13
14
13
11
10
11
10
9
9
8
9
10
9
10
11
12
14
16
17
18
19

Dew Point (°C)

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

Relative Humidity (%)

68
62
68
75
75
76
79
86
92
95
96
96
95
95
95
90
89
89
83
82
78
75
71
68

Pressure (mb)

1016
1016
1017
1017
1018
1019
1019
1020
1020
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022
1022
1023
1023
1023

Ozone (du)

351
352
352
350
350
351
351
351
349
349
349
349
348
346
347
347
349
347
347
347
346
345
344
342

Thursday 21

Waxing Crescent 31%

10:59

02:02

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
14 Bad

Sun - Rise: 04:58, Set: 21:13, Transit: 13:06. Moon - Rise: 10:59, Set: 02:02. Civil Dark: 21:59 - 04:11. Nautical Dark: 23:08 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
99
99
77
99
100
100
96
92
86
72
56
55
74
90
100
100
100
100
82
99
92
67
88

Low Clouds (% Sky Obscured)

85
71
56
42
28
14
0
0
0
10
16
7
1
25
7
0
0
0
0
3
6
9
17
17

Medium Clouds (% Sky Obscured)

49
52
54
50
49
39
44
38
82
86
72
38
55
74
57
70
91
70
70
72
67
55
41
27

High Clouds (% Sky Obscured)

20
38
53
63
81
90
100
70
32
0
1
2
35
37
44
46
61
80
100
82
99
87
46
61

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 (%)

16
16
22
21
29
20
15
9
4
0
1
1
0
0
0
0
0
1
2
11
13
0
1
7

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

Chance of Frost

Temperature (°C)

20
20
20
20
19
18
16
15
15
15
15
14
13
13
14
14
14
15
17
18
20
21
22
23

Feels Like (°C)

19
19
19
19
19
17
16
14
13
13
13
12
12
10
11
11
12
13
14
15
18
19
20
22

Dew Point (°C)

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

Relative Humidity (%)

67
71
72
74
77
83
87
90
86
72
70
78
92
86
76
79
82
82
78
76
70
67
65
63

Pressure (mb)

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

Ozone (du)

343
342
343
344
343
341
339
340
348
350
351
351
350
349
348
348
348
350
350
349
347
347
347
347

Friday 22

Waxing Crescent 42%

12:25

02:16

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
14 Bad

Sun - Rise: 04:57, Set: 21:14, Transit: 13:06. Moon - Rise: 12:25, Set: 02:16. Civil Dark: 22:01 - 04:10. Nautical Dark: 23:10 - 02:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

81
85
93
100
100
100
99
99
100
100
100
100
100
100
100
100
100
100
100
89
79
68
61
53

Low Clouds (% Sky Obscured)

11
8
4
2
1
1
0
37
48
48
46
51
53
57
42
45
69
67
65
56
48
41
40
40

Medium Clouds (% Sky Obscured)

12
17
24
34
73
73
79
97
98
100
97
95
93
96
98
100
78
55
33
25
17
6
4
2

High Clouds (% Sky Obscured)

41
58
74
90
92
94
96
98
99
100
100
100
100
99
98
97
97
91
84
57
30
2
3
6

ISS Passover

Visibility (miles)

9
9
9
9
8
6
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
8
21
27
34
33
11
23
28
24
33
45
18
40
44
18
21
9
3
1
2
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
64
67
71
77
84
89
89
89
92
90
90
90
90
90
92
90
83
75
70
65
61
58
57

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1021
1022
1022
1022
1022
1022
1023
1023
1023
1024
1024
1025
1025
1025

Ozone (du)

346
344
344
344
343
342
340
343
344
345
348
349
349
350
352
348
346
348
350
351
349
347
345
343

Saturday 23

First Quarter 53%

13:45

02:28

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

Sun - Rise: 04:55, Set: 21:15, Transit: 13:06. Moon - Rise: 13:45, Set: 02:28. Civil Dark: 22:02 - 04:08. Nautical Dark: 23:13 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

47
40
39
37
35
26
21
9
14
18
20
21
22
25
25
23
20
23
27
28
34
37
33
23

Low Clouds (% Sky Obscured)

39
35
28
18
12
6
0
6
9
12
13
14
15
18
20
22
20
22
23
28
34
37
33
18

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)

6
14
25
35
35
26
21
9
14
5
5
4
2
2
2
3
6
9
12
8
5
1
3
4

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
5
6
1
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
3
2
0
4
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)

7
7
8
8
9
8
7
6
5
4
3
3
2
2
1
1
1
2
3
4
5
5
6
6

Chance of Frost

Temperature (°C)

21
22
21
20
19
17
16
14
14
13
13
12
12
12
13
14
15
16
18
20
21
22
23
24

Feels Like (°C)

23
23
24
24
24
18
17
17
16
16
14
13
13
14
13
13
14
17
18
19
20
20
21
28

Dew Point (°C)

12
12
13
13
13
12
11
11
10
10
9
9
9
9
9
9
10
11
12
14
14
15
16
16

Relative Humidity (%)

56
55
60
65
69
72
74
78
78
78
80
80
79
79
76
75
74
72
69
67
66
65
63
62

Pressure (mb)

1026
1026
1026
1026
1027
1027
1028
1028
1029
1029
1029
1029
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1031

Ozone (du)

340
338
336
333
331
330
329
327
326
325
323
321
320
318
318
318
317
317
317
316
316
316
315
316

Sunday 24

Waxing Gibbous 64%

15:03

02:37

15 Good
16 Good
17 OK
18 Good
19 Good
20 Good
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 OK

Sun - Rise: 04:54, Set: 21:17, Transit: 13:06. Moon - Rise: 15:03, Set: 02:37. Civil Dark: 22:04 - 04:07. Nautical Dark: 23:16 - 02:54. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

10
11
12
14
9
5
0
0
0
0
0
0
0
0
0
0
0
0
0
6
15
24

Low Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
9
14

Medium Clouds (% Sky Obscured)

0
2
4
7
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

7
6
3
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

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 (%)

2
6
9
2
8
11
1
3
3
0
0
0
0
0
0
0
0
0
0
4
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

27
27
27
27
27
25
24
23
22
21
20
16
16
16
15
15
16
20
20
21
22
23

Dew Point (°C)

16
16
16
16
16
15
13
12
11
10
9
9
9
9
10
12
13
15
16
17
18
18

Relative Humidity (%)

60
59
61
63
67
69
72
73
72
71
70
73
73
75
78
80
83
81
77
75
72
67

Pressure (mb)

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

Ozone (du)

316
317
316
316
316
316
316
315
316
316
316
317
318
319
320
320
321
321
322
323
323
324

Forecast for High Legh, Cheshire East, United Kingdom (53.36,-2.44)

Generated: 18/05/26 15:47:56. Forecast: 18/05/26 to 24/05/26. Timezone: UTC+1.00