Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 3

Waning Crescent 17%

01:03

17:11

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

Sun - Rise: 05:25, Set: 20:39, Transit: 13:01. Moon - Rise: 01:03, Set: 17:11. Civil Dark: 21:18 - 04:46. Nautical Dark: 22:11 - 03:54. Astro Dark: 23:21 - 02:45

Total Clouds (% Sky Obscured)

40
27
15
6
2
2
5
2
3
8
20
22
35
81
41
46
65
59
52
70
74
33
34
34

Low Clouds (% Sky Obscured)

28
13
2
1
0
2
5
2
2
8
13
16
19
80
22
15
44
49
39
63
69
23
20
20

Medium Clouds (% Sky Obscured)

33
24
15
6
2
1
1
1
1
1
1
2
6
16
24
36
46
34
30
28
27
29
31
31

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
9
6
22
9
23
27
16
1
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
3
79
21
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
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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
9
8
7
6
6
10
11
9
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.07
0.07
0.05
0.04
0.04
0.03
0.05
0.07
0.06
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
68
71
75
77
79
81
81
82
83
86
88
90
92
91
88
86
82
79
75
72
71
70

Pressure (mb)

1014
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

331
330
329
330
331
332
332
333
340
341
341
342
344
345
344
344
344
345
347
349
345
346
347
348

Wednesday 4

Waning Crescent 10%

01:43

18:15

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

Sun - Rise: 05:27, Set: 20:37, Transit: 13:01. Moon - Rise: 01:43, Set: 18:15. Civil Dark: 21:16 - 04:48. Nautical Dark: 22:09 - 03:56. Astro Dark: 23:17 - 02:49

Total Clouds (% Sky Obscured)

31
49
63
12
3
1
2
13
95
98
88
94
91
90
84
77
72
78
18
16
34
86
63
65

Low Clouds (% Sky Obscured)

19
13
9
0
0
0
0
0
0
72
34
0
0
1
4
16
14
14
14
16
16
8
5
2

Medium Clouds (% Sky Obscured)

25
24
20
12
3
1
0
0
1
0
1
1
2
55
81
72
67
75
6
1
1
41
53
34

High Clouds (% Sky Obscured)

2
26
52
0
0
0
2
13
95
96
85
94
91
88
45
5
0
0
0
0
23
83
23
49

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
72
34
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

8
7
7
6
6
6
5
5
5
4
4
4
4
4
0
0
0
4
5
4
5
6
8
12

Precipitation Amount (mm)

0.05
0.05
0.05
0.04
0.07
0.06
0.04
0.04
0.03
0.02
0.01
0.01
0.01
0.01
0
0
0
0.01
0.02
0.02
0.03
0.06
0.11
0.15

Wind Speed/Direction (mph)

7
7
8
8
8
8
8
7
8
8
8
9
9
9
9
10
11
12
13
14
16
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
71
72
74
78
81
84
87
89
91
93
97
100
100
100
97
92
86
82
79
79
77
77
77

Pressure (mb)

1013
1012
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1009
1008
1008
1007
1006
1005

Ozone (du)

348
348
343
343
343
344
342
339
338
337
336
335
335
336
337
338
340
341
341
341
342
342
344
346

Thursday 5

Waning Crescent 5%

02:33

19:11

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

Sun - Rise: 05:28, Set: 20:35, Transit: 13:01. Moon - Rise: 02:33, Set: 19:11. Civil Dark: 21:14 - 04:49. Nautical Dark: 22:06 - 03:58. Astro Dark: 23:13 - 02:52

Total Clouds (% Sky Obscured)

70
98
99
100
99
99
100
100
49
74
9
34
26
28
60
60
60
60
60
60
41
41
41
41

Low Clouds (% Sky Obscured)

2
0
14
91
62
89
98
3
18
1
1
18
0
6
27
27
27
27
27
27
20
20
20
20

Medium Clouds (% Sky Obscured)

43
71
74
81
81
93
100
99
34
73
8
28
26
25
50
50
50
50
50
50
39
39
39
39

High Clouds (% Sky Obscured)

48
95
98
98
94
94
98
94
11
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
9
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

17
25
26
28
32
41
39
29
26
17
16
13
6
7
9
11
16
12
9
8
7
9
8
8

Precipitation Amount (mm)

0.19
0.31
0.45
0.52
0.6
0.65
0.72
0.41
0.32
0.16
0.15
0.1
0.01
0.01
0.02
0.04
0.1
0.11
0.08
0.08
0.07
0.09
0.07
0.07

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
18
18
17
17
16
16
16
16
15
15
15
15
16
16
17
18
19
20
20
20
20
20

Feels Like (°C)

19
19
18
18
17
17
16
16
16
16
15
15
15
15
16
17
18
18
19
20
21
21
20
20

Dew Point (°C)

16
16
15
15
15
15
15
15
15
14
14
15
15
15
16
16
17
17
17
17
17
17
17
16

Relative Humidity (%)

79
83
84
86
89
91
93
93
93
93
94
97
100
100
100
100
100
96
91
84
83
80
79
79

Pressure (mb)

1004
1004
1004
1003
1003
1002
1002
1001
1001
1001
1000
1000
1000
1001
1000
1000
1000
1000
1000
1000
1001
1001
1001
1001

Ozone (du)

346
345
347
347
347
346
349
351
350
350
350
350
350
350
355
355
355
355
353
352
350
351
352
354

Friday 6

Waning Crescent 2%

03:35

19:58

17 Bad
18 Bad
19 OK
20 Good
21 Good
22 OK
23 OK
00 OK
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: 05:30, Set: 20:33, Transit: 13:01. Moon - Rise: 03:35, Set: 19:58. Civil Dark: 21:12 - 04:51. Nautical Dark: 22:04 - 04:00. Astro Dark: 23:10 - 02:56

Total Clouds (% Sky Obscured)

41
41
8
8
8
8
8
8
4
4
4
4
4
4
70
70
70
70
70
70
94
94
94
94

Low Clouds (% Sky Obscured)

20
20
6
6
6
6
6
6
3
3
3
3
3
3
1
1
1
1
1
1
26
26
26
26

Medium Clouds (% Sky Obscured)

39
39
3
3
3
3
3
3
2
2
2
2
2
2
31
31
31
31
31
31
28
28
28
28

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
59
59
59
59
59
59
91
91
91
91

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
7
8
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
Very Light Rain
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
Very Light Rain

Precipitation Probability (%)

5
5
6
3
2
2
0
0
0
0
0
0
0
0
6
8
13
17
16
13
19
20
14
16

Precipitation Amount (mm)

0.04
0.04
0.03
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0.01
0.02
0.04
0.05
0.09
0.13
0.24
0.37
0.17
0.21

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
15
15
14
14
14
14
13
13
13
13
13
14
14
15
16
16
16
16
16
16
16
16
15

Relative Humidity (%)

80
81
82
84
87
90
92
94
95
96
97
99
100
100
100
99
96
94
93
91
88
83
78
75

Pressure (mb)

1001
1001
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1001
1002
1001
1001
1001

Ozone (du)

355
356
354
354
354
353
353
354
357
357
357
357
358
357
356
357
358
359
361
362
361
361
361
361

Saturday 7

Waning Crescent 0%

04:47

20:35

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

Sun - Rise: 05:31, Set: 20:32, Transit: 13:01. Moon - Rise: 04:47, Set: 20:35. Civil Dark: 21:10 - 04:53. Nautical Dark: 22:01 - 04:02. Astro Dark: 23:06 - 02:59

Total Clouds (% Sky Obscured)

94
94
91
91
91
91
91
91
58
58
58
58
58
58
34
34
34
34
34
34
67
67
67
67

Low Clouds (% Sky Obscured)

26
26
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
48
48
48
48

Medium Clouds (% Sky Obscured)

28
28
6
6
6
6
6
6
33
33
33
33
33
33
29
29
29
29
29
29
12
12
12
12

High Clouds (% Sky Obscured)

91
91
91
91
91
91
91
91
41
41
41
41
41
41
10
10
10
10
10
10
38
38
38
38

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

Precipitation Probability (%)

15
17
22
14
9
8
7
6
5
5
5
6
6
5
8
25
39
40
35
18
6
8
12
16

Precipitation Amount (mm)

0.16
0.14
0.19
0.08
0.07
0.06
0.05
0.04
0.02
0.01
0.02
0.03
0.02
0.02
0.04
0.35
1.49
2.35
1.4
0.26
0.02
0.03
0.05
0.07

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
84
90
93
94
95
96
97
99
100
100
100
100
100
100
100
100
100
96
90
86
83
84
86

Pressure (mb)

1001
1001
1002
1003
1003
1004
1004
1005
1004
1004
1004
1004
1005
1005
1005
1005
1006
1006
1007
1007
1008
1008
1008
1009

Ozone (du)

359
357
350
350
350
350
350
350
348
348
349
350
351
351
348
349
350
351
352
352
352
352
351
350

Sunday 8

New Moon 1%

06:03

21:03

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

Sun - Rise: 05:33, Set: 20:30, Transit: 13:00. Moon - Rise: 06:03, Set: 21:03. Civil Dark: 21:08 - 04:55. Nautical Dark: 21:59 - 04:05. Astro Dark: 23:02 - 03:02

Total Clouds (% Sky Obscured)

67
67
33
33
33
33
33
33
13
13
13
13
13
13
5
5
5
5
5
5
75
75
75
75

Low Clouds (% Sky Obscured)

48
48
2
2
2
2
2
2
0
0
0
0
0
0
1
1
1
1
1
1
41
41
41
41

Medium Clouds (% Sky Obscured)

12
12
18
18
18
18
18
18
13
13
13
13
13
13
5
5
5
5
5
5
73
73
73
73

High Clouds (% Sky Obscured)

38
38
20
20
20
20
20
20
0
0
0
0
0
0
0
0
0
0
0
0
5
5
5
5

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

Precipitation Probability (%)

15
11
9
9
8
7
5
0
0
0
0
0
11
27
39
29
12
0
7
10
13
14
13
12

Precipitation Amount (mm)

0.06
0.04
0.03
0.02
0.02
0.01
0.01
0
0
0
0
0
0.04
0.21
0.34
0.19
0.03
0
0.01
0.11
0.24
0.26
0.25
0.23

Wind Speed/Direction (mph)

19
18
18
17
16
15
15
16
16
16
16
15
16
16
16
16
17
17
17
17
16
16
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
17
17
16
16
15
15
15
14
14
14
14
14
14
15
16
17
17
18
18
19
19
18
18

Relative Humidity (%)

88
90
91
92
94
96
96
97
98
100
100
100
100
100
100
100
100
100
100
100
100
94
89
86

Pressure (mb)

1009
1010
1010
1011
1011
1012
1013
1013
1013
1014
1014
1014
1013
1013
1013
1014
1015
1015
1015
1015
1015
1015
1016
1016

Ozone (du)

350
351
351
349
347
345
346
348
348
347
346
344
342
340
338
336
334
333
331
329
328
327
326
326

Monday 9

Waxing Crescent 5%

07:22

21:26

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

Sun - Rise: 05:34, Set: 20:28, Transit: 13:00. Moon - Rise: 07:22, Set: 21:26. Civil Dark: 21:06 - 04:56. Nautical Dark: 21:56 - 04:07. Astro Dark: 22:59 - 03:06

Total Clouds (% Sky Obscured)

75
75
44
44
44
44
44
44
18
18
18
18
18
18
9
9
9
9
9
9
100
100
100
100

Low Clouds (% Sky Obscured)

41
41
2
2
2
2
2
2
5
5
5
5
5
5
9
9
9
9
9
9
100
100
100
100

Medium Clouds (% Sky Obscured)

73
73
40
40
40
40
40
40
9
9
9
9
9
9
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
5
6
6
6
6
6
6
8
8
8
8
8
8
1
1
1
1
1
1
38
38
38
38

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

Precipitation Probability (%)

10
9
7
6
6
5
4
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.15
0.06
0.03
0.03
0.02
0.02
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
18
18
17
17
16
16
15
15
15
15
15
15
15
16
17
18
19
20
20
20
20
20
20

Relative Humidity (%)

87
90
92
94
95
96
96
97
99
100
100
100
100
100
100
100
100
100
99
94
90
87
87
88

Pressure (mb)

1016
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

324
323
322
321
321
322
322
322
322
321
320
318
317
316
316
315
315
314
314
314
313
313
313
312

Forecast for Herne Bay CT6 7NH, UK (51.35,1.12)

Generated: 03/08/21 17:20:55. Forecast: 03/08/21 to 09/08/21. Timezone: UTC+1.00