Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waning Gibbous 68%

02:05

10:07

17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 Good
23 Good
00 Good
01 OK
02 OK
03 OK
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

Sun - Rise: 05:01, Set: 20:55, Transit: 12:59. Moon - Rise: 02:05, Set: 10:07. Civil Dark: 21:38 - 04:18. Nautical Dark: 22:38 - 03:18. Astro Dark: 00:26 - 01:21

Total Clouds (% Sky Obscured)

98
70
41
33
1
1
0
0
31
34
17
100
99
100
100
100
100
98
100
100
100
56
94
100

Low Clouds (% Sky Obscured)

95
65
19
23
1
1
0
0
1
2
6
2
1
3
45
50
79
39
29
18
11
26
71
77

Medium Clouds (% Sky Obscured)

69
16
33
18
0
0
0
0
0
0
0
2
10
92
98
86
84
63
100
100
99
30
9
0

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
31
33
12
100
99
100
100
100
100
95
100
59
84
16
75
100

ISS Passover

Visibility (miles)

10
10
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
Very Light Rain
Very 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 (%)

14
7
13
14
4
3
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.07
0.01
0.11
0.16
0.02
0.02
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
16
15
14
13
12
11
11
10
10
10
9
10
10
12
13
15
15
17
17
18
19
19

Feels Like (°C)

17
17
16
15
14
13
12
11
11
10
10
8
8
8
10
12
13
15
15
17
17
18
19
19

Dew Point (°C)

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

Relative Humidity (%)

65
69
74
80
84
87
88
87
86
87
88
89
90
90
88
82
77
71
66
62
59
57
54
54

Pressure (mb)

1017
1017
1017
1017
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021

Ozone (du)

388
390
381
383
380
375
369
363
352
348
346
346
343
343
345
345
344
342
340
338
335
335
335
337

Saturday 21

Waning Gibbous 56%

02:33

11:32

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

Sun - Rise: 05:00, Set: 20:57, Transit: 12:59. Moon - Rise: 02:33, Set: 11:32. Civil Dark: 21:40 - 04:17. Nautical Dark: 22:40 - 03:16. Astro Dark: 00:36 - N/A

Total Clouds (% Sky Obscured)

100
92
35
23
11
26
43
4
8
7
18
26
34
3
31
22
40
97
58
52
27
27
38
62

Low Clouds (% Sky Obscured)

49
52
6
5
1
1
0
0
0
0
0
0
0
0
0
1
5
96
56
49
27
26
38
49

Medium Clouds (% Sky Obscured)

23
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

99
83
32
20
10
25
42
3
8
7
18
26
34
3
31
21
37
13
5
5
0
1
0
19

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
2
0
0
0
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
17
15
14
13
12
11
10
10
9
9
9
10
12
15
17
18
19
20
22
22
22

Feels Like (°C)

18
18
18
17
15
14
13
12
11
10
9
9
9
9
10
12
15
17
18
19
20
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

56
58
62
66
71
75
79
83
86
89
90
90
91
91
86
79
72
67
63
60
56
53
51
51

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1018
1017
1017
1017
1016
1016
1015
1014
1014
1014
1013
1012

Ozone (du)

339
341
340
339
340
341
345
346
345
345
345
345
344
343
342
343
343
344
345
344
343
342
341
340

Sunday 22

Third Quarter 45%

02:53

12:55

17 OK
18 Bad
19 Bad
20 Good
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

Sun - Rise: 04:59, Set: 20:58, Transit: 12:59. Moon - Rise: 02:53, Set: 12:55. Civil Dark: 21:41 - 04:15. Nautical Dark: 22:42 - 03:14. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

44
93
80
13
98
100
100
100
100
98
89
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

35
88
63
10
17
21
23
21
16
34
25
85
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

1
3
12
3
0
34
59
93
100
92
12
0
1
1
7
7
7
7
7
7
27
27
27
27

High Clouds (% Sky Obscured)

11
75
43
0
98
100
100
99
99
98
82
97
98
66
61
61
61
61
61
61
100
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

2
2
0
0
0
2
0
3
0
0
0
0
0
3
4
7
12
15
15
15
6
11
23
18

Precipitation Amount (mm)

0.01
0.01
0
0
0
0.01
0
0.01
0
0
0
0
0
0.01
0.03
0.04
0.06
0.07
0.09
0.1
0.01
0.06
0.13
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
21
21
19
17
16
15
14
14
13
12
11
11
11
12
14
15
15
17
18
18
18
16
15

Feels Like (°C)

22
21
21
19
17
16
15
14
14
13
12
11
11
11
12
14
15
15
17
18
18
18
16
15

Dew Point (°C)

11
11
11
11
10
9
10
10
10
9
9
9
9
9
9
10
11
11
11
11
11
11
11
10

Relative Humidity (%)

52
52
54
58
61
64
69
73
76
79
80
84
85
85
83
80
77
76
71
67
62
63
70
73

Pressure (mb)

1011
1011
1011
1011
1010
1010
1009
1009
1009
1008
1008
1007
1006
1005
1005
1005
1004
1004
1003
1003
1003
1003
1002
1002

Ozone (du)

339
338
338
339
340
342
343
344
342
342
341
339
339
340
339
337
338
338
339
339
340
339
340
342

Monday 23

Waning Crescent 34%

03:08

14:13

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

Sun - Rise: 04:58, Set: 20:59, Transit: 12:59. Moon - Rise: 03:08, Set: 14:13. Civil Dark: 21:43 - 04:14. Nautical Dark: 22:45 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
52
52
52
52
52
52
68
68
68
68
68
68
2
2
2
2
2
2
54
54
54
54

Low Clouds (% Sky Obscured)

100
100
5
5
5
5
5
5
9
9
9
9
9
9
0
0
0
0
0
0
9
9
9
9

Medium Clouds (% Sky Obscured)

27
27
51
51
51
51
51
51
65
65
65
65
65
65
0
0
0
0
0
0
28
28
28
28

High Clouds (% Sky Obscured)

100
100
0
0
0
0
0
0
1
1
1
1
1
1
2
2
2
2
2
2
33
33
33
33

ISS Passover

Visibility (miles)

10
9
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
10
10
10
10
10

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

Precipitation Probability (%)

15
26
35
29
23
24
19
22
24
21
17
12
7
0
0
9
11
11
14
13
6
5
5
7

Precipitation Amount (mm)

0.08
0.17
0.32
0.27
0.16
0.14
0.12
0.12
0.12
0.07
0.04
0.02
0.01
0
0
0.01
0.04
0.07
0.15
0.17
0.08
0.05
0.05
0.09

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
16
15
14
12
11
11
11
11
10
9
9
9
9
10
11
12
13
15
16
17
16
16
16

Feels Like (°C)

15
16
15
14
12
11
11
11
11
10
7
7
7
7
7
11
12
13
15
16
17
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

73
72
78
83
88
91
94
95
97
99
100
99
98
96
93
89
84
78
71
65
58
57
58
61

Pressure (mb)

1002
1001
1002
1002
1002
1002
1002
1002
1002
1001
1001
1001
1002
1002
1002
1003
1003
1004
1004
1005
1006
1006
1006
1007

Ozone (du)

346
349
366
376
383
387
390
392
389
388
386
384
384
378
377
377
377
377
378
379
382
383
384
385

Tuesday 24

Waning Crescent 24%

03:22

15:29

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

Sun - Rise: 04:57, Set: 21:01, Transit: 12:59. Moon - Rise: 03:22, Set: 15:29. Civil Dark: 21:44 - 04:13. Nautical Dark: 22:47 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
54
43
43
43
43
43
43
0
0
0
0
0
0
98
98
98
98
98
98
98
98
98
98

Low Clouds (% Sky Obscured)

9
9
28
28
28
28
28
28
0
0
0
0
0
0
1
1
1
1
1
1
52
52
52
52

Medium Clouds (% Sky Obscured)

28
28
20
20
20
20
20
20
0
0
0
0
0
0
98
98
98
98
98
98
96
96
96
96

High Clouds (% Sky Obscured)

33
33
5
5
5
5
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
Very Light Rain
Very 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 (%)

8
13
13
10
5
3
2
2
0
0
0
0
0
0
0
0
0
4
5
5
4
3
2
2

Precipitation Amount (mm)

0.12
0.19
0.22
0.14
0.04
0.02
0.01
0.01
0
0
0
0
0
0
0
0
0
0.01
0.02
0.06
0.08
0.07
0.05
0.04

Wind Speed/Direction (mph)

10
9
9
8
8
7
7
8
8
8
9
10
11
12
13
15
18
20
20
19
18
18
18
18

Chance of Frost

Temperature (°C)

16
15
15
14
12
11
10
10
9
9
9
9
9
9
10
12
14
15
16
16
16
17
18
19

Feels Like (°C)

16
15
15
14
12
11
10
8
7
7
6
6
6
7
10
12
14
15
16
16
16
17
18
19

Dew Point (°C)

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

Relative Humidity (%)

62
71
78
82
87
89
90
92
92
94
96
97
95
92
86
81
76
73
72
74
74
68
61
57

Pressure (mb)

1007
1008
1008
1008
1009
1010
1010
1010
1011
1011
1011
1011
1011
1011
1010
1010
1009
1009
1009
1009
1010
1010
1010
1011

Ozone (du)

385
385
384
380
375
370
366
361
354
350
350
349
347
347
346
345
344
343
343
342
342
342
342
343

Wednesday 25

Waning Crescent 16%

03:34

16:43

17 Bad
18 Bad
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
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 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 04:56, Set: 21:02, Transit: 12:59. Moon - Rise: 03:34, Set: 16:43. Civil Dark: 21:46 - 04:11. Nautical Dark: 22:49 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
98
31
31
31
31
31
31
1
1
1
1
1
1
9
9
9
9
9
9
100
100
100
100

Low Clouds (% Sky Obscured)

52
52
11
11
11
11
11
11
0
0
0
0
0
0
2
2
2
2
2
2
98
98
98
98

Medium Clouds (% Sky Obscured)

96
96
24
24
24
24
24
24
1
1
1
1
1
1
0
0
0
0
0
0
27
27
27
27

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
94
94
94
94

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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 (%)

1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.03
0.02
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

17
15
13
11
10
9
8
8
7
7
7
6
6
6
6
8
9
11
12
13
14
14
14
14

Chance of Frost

Temperature (°C)

19
18
18
17
16
15
13
12
11
11
10
10
10
11
11
13
15
16
17
17
17
18
18
18

Feels Like (°C)

19
18
18
17
16
15
13
12
11
11
10
10
10
11
11
13
15
16
17
17
17
18
18
18

Dew Point (°C)

10
10
10
10
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
10
10
11

Relative Humidity (%)

56
57
59
62
67
71
75
81
86
89
92
93
93
93
90
84
75
68
64
63
62
62
62
62

Pressure (mb)

1012
1013
1013
1014
1015
1016
1017
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

344
346
348
350
352
353
353
352
351
351
351
351
351
352
353
352
350
350
350
352
353
353
353
353

Thursday 26

Waning Crescent 9%

03:47

No Set

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

Sun - Rise: 04:55, Set: 21:03, Transit: 13:00. Moon - Rise: 03:47, Set: No Set. Civil Dark: 21:47 - 04:10. Nautical Dark: 22:51 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
74
74
74
74
74
74
11
11
11
11
11
11
0
0
0
0
0
0
68
68
68
68

Low Clouds (% Sky Obscured)

98
98
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
68
68
68
68

Medium Clouds (% Sky Obscured)

27
27
7
7
7
7
7
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

94
94
72
72
72
72
72
72
11
11
11
11
11
11
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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 (%)

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

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0
0
0
0.01
0.01
0.02
0.02
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
63
66
70
74
78
83
88
92
97
100
99
92
83
75
70
66
62
58
55
53
51
49
48

Pressure (mb)

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

Ozone (du)

353
353
354
355
355
356
357
358
359
361
363
364
364
362
361
360
360
359
357
355
353
352
351
350

Forecast for Maidenhead, Windsor and Maidenhead, UK (51.50,-0.70)

Generated: 20/05/22 17:19:14. Forecast: 20/05/22 to 26/05/22. Timezone: UTC+1.00