Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 23

Waxing Crescent 35%

13:37

21:40

12 Good
13 Good
14 Good
15 OK
16 OK
17 Bad
18 Bad
19 Bad
20 OK
21 OK
22 OK
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

Sun - Rise: 06:55, Set: 19:03, Transit: 12:58. Moon - Rise: 13:37, Set: 21:40. Civil Dark: 19:37 - 06:20. Nautical Dark: 20:18 - 05:39. Astro Dark: 21:02 - 04:56

Total Clouds (% Sky Obscured)

0
1
6
42
32
95
46
48
18
41
27
67
41
62
98
100
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
1
6
42
32
94
25
20
2
37
24
65
21
43
27
46
31
31
22
2
2
1
27
43

Medium Clouds (% Sky Obscured)

0
0
0
0
0
49
39
45
17
33
23
26
36
52
67
98
45
73
98
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
12
92
97
97
100
100
100
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
-

Precipitation Type

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
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
Light Rain
Light Rain

Precipitation Probability (%)

3
3
2
4
5
8
10
11
9
8
7
12
8
5
43
13
16
21
39
24
42
38
50
54

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.01
0.01
0.04
0.04
0.03
0
0.01
0.03
0
0.01
0.01
0.02
0.04
0.04
0.13
0.03
0.34
0.28
0.61
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
69
66
66
73
76
80
82
84
85
86
87
86
88
89
90
92
95
97
100
100
95
99
100

Pressure (mb)

1008
1007
1006
1005
1004
1004
1003
1003
1003
1002
1002
1002
1002
1001
1001
1000
1000
1000
1000
1000
1000
1000
999
999

Ozone (du)

265
265
266
267
264
265
265
266
272
272
272
272
272
272
272
272
272
272
272
275
278
283
286
289

Thursday 24

First Quarter 46%

14:55

22:21

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

Sun - Rise: 06:56, Set: 19:00, Transit: 12:57. Moon - Rise: 14:55, Set: 22:21. Civil Dark: 19:35 - 06:22. Nautical Dark: 20:16 - 05:41. Astro Dark: 20:59 - 04:58

Total Clouds (% Sky Obscured)

100
100
97
100
100
100
100
99
100
100
100
100
39
5
2
13
66
100
91
81
100
46
48
56

Low Clouds (% Sky Obscured)

100
97
95
100
95
75
86
56
100
71
6
2
4
3
2
1
3
2
45
66
100
40
31
33

Medium Clouds (% Sky Obscured)

100
100
85
90
100
98
94
95
97
100
100
100
12
2
0
1
13
98
84
63
36
27
27
41

High Clouds (% Sky Obscured)

99
27
2
20
89
97
98
98
95
90
98
98
32
0
0
12
62
100
41
35
7
4
17
23

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

100
94
41
32
28
26
30
44
47
57
61
56
44
36
30
19
0
19
35
40
44
42
41
37

Precipitation Amount (mm)

0.64
0.77
0.56
0.35
0.25
0.25
0.3
0.35
0.47
0.76
0.98
0.84
0.54
0.31
0.13
0.02
0
0.05
0.26
0.47
0.4
0.33
0.35
0.28

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
11
12
12
12
12
11
11
10
7
7
6
6
5
5
4
4
4
4
5
6
7
10

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
98
97
98
97
96
96
95
94
93
93
93
94
96
97
98
99
100
100
100
99
91

Pressure (mb)

999
999
999
998
998
997
997
997
996
996
996
996
997
997
997
997
996
996
995
995
994
993
993
993

Ozone (du)

292
295
297
298
300
303
307
310
312
313
315
318
321
323
322
319
317
317
318
320
323
326
329
331

Friday 25

Waxing Gibbous 58%

16:00

23:13

12 Bad
13 Bad
14 Bad
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 OK
10 Good
11 Bad

Sun - Rise: 06:58, Set: 18:58, Transit: 12:57. Moon - Rise: 16:00, Set: 23:13. Civil Dark: 19:32 - 06:24. Nautical Dark: 20:13 - 05:43. Astro Dark: 20:56 - 05:00

Total Clouds (% Sky Obscured)

67
49
73
63
52
56
55
52
58
56
65
65
56
81
79
70
69
99
80
63
54
21
10
78

Low Clouds (% Sky Obscured)

31
24
18
15
10
22
17
22
24
20
24
23
22
56
56
49
56
97
53
9
23
2
7
77

Medium Clouds (% Sky Obscured)

56
30
35
23
16
26
21
24
42
40
41
47
38
31
35
23
41
73
63
25
22
9
6
16

High Clouds (% Sky Obscured)

42
31
62
51
44
37
41
36
32
37
49
48
35
55
56
44
28
68
21
51
34
13
2
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
1
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

29
23
20
18
17
16
16
17
20
24
24
24
20
14
18
29
28
17
11
7
5
0
0
0

Precipitation Amount (mm)

0.17
0.13
0.09
0.06
0.04
0.04
0.05
0.07
0.1
0.2
0.26
0.17
0.06
0.02
0.02
0.04
0.06
0.04
0.03
0.02
0.01
0
0
0

Wind Speed/Direction (mph)

13
14
14
13
11
9
5
3
3
4
6
7
8
10
11
13
14
14
13
13
14
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
13
13
13
12
11
10
8
7
6
5
5
4
4
4
4
4
3
3
4
5
6
7

Dew Point (°C)

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

Relative Humidity (%)

84
78
73
70
70
74
78
82
84
85
85
88
90
94
94
94
92
91
90
88
88
85
81
77

Pressure (mb)

993
993
993
993
993
993
993
993
994
995
996
997
997
998
999
1000
1001
1001
1002
1004
1005
1006
1007
1008

Ozone (du)

332
332
331
329
328
329
330
331
333
335
337
337
337
338
338
339
339
339
338
338
339
339
339
339

Saturday 26

Waxing Gibbous 68%

16:52

00:15

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

Sun - Rise: 07:00, Set: 18:55, Transit: 12:57. Moon - Rise: 16:52, Set: 00:15. Civil Dark: 19:30 - 06:25. Nautical Dark: 20:11 - 05:45. Astro Dark: 20:53 - 05:02

Total Clouds (% Sky Obscured)

48
45
44
54
33
34
23
20
20
2
0
5
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

43
26
34
27
20
23
18
12
20
2
0
5
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

36
38
36
47
27
30
19
13
2
1
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)

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

Precipitation Probability (%)

0
0
0
0
0
4
6
9
6
5
5
5
0
5
5
5
5
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.02
0.04
0.06
0.04
0.02
0.02
0.01
0
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
12
13
13
12
11
10
9
8
8
7
6
6
5
5
5
5
4
4
5
7
9
10

Feels Like (°C)

11
11
12
13
13
12
11
10
7
6
5
4
4
3
2
2
2
2
1
1
2
4
6
8

Dew Point (°C)

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

Relative Humidity (%)

74
71
66
63
61
63
67
72
75
78
79
79
78
78
77
78
78
78
78
78
78
75
71
67

Pressure (mb)

1009
1010
1011
1012
1012
1013
1013
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

337
335
330
324
319
314
311
307
304
300
297
296
296
296
295
295
293
290
287
284
284
286
286
286

Sunday 27

Waxing Gibbous 78%

17:30

01:25

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

Sun - Rise: 07:02, Set: 18:53, Transit: 12:56. Moon - Rise: 17:30, Set: 01:25. Civil Dark: 19:27 - 06:27. Nautical Dark: 20:08 - 05:46. Astro Dark: 20:51 - 05:04

Total Clouds (% Sky Obscured)

0
100
100
100
100
100
100
98
98
98
98
98
98
11
11
11
11
11
11
99
99
99
99
99

Low Clouds (% Sky Obscured)

0
100
100
100
100
100
100
95
95
95
95
95
95
11
11
11
11
11
11
98
98
98
98
98

Medium Clouds (% Sky Obscured)

0
6
6
6
6
6
6
98
98
98
98
98
98
0
0
0
0
0
0
16
16
16
16
16

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
49
49
49
49
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
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
3
2
0
0
0
0
0
2
3
4
3
3
2
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.01
0.01
0
0
0
0
0
0.01
0.05
0.09
0.08
0.05
0.03
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
13
13
13
12
11
10
7
7
6
5
5
4
4
4
4
4
4
3
3
4
5
7
11

Dew Point (°C)

5
5
5
5
6
5
5
5
4
4
3
3
2
2
2
3
3
3
3
3
4
5
6
6

Relative Humidity (%)

63
60
59
62
65
70
71
73
73
74
74
74
74
74
75
76
76
78
80
82
83
81
79
76

Pressure (mb)

1016
1016
1016
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013

Ozone (du)

284
283
281
279
277
275
273
271
269
268
268
267
268
268
269
269
269
268
267
267
267
269
270
271

Monday 28

Waxing Gibbous 86%

17:59

02:38

12 Bad
13 Bad
14 Bad
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 Good
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 07:03, Set: 18:50, Transit: 12:56. Moon - Rise: 17:59, Set: 02:38. Civil Dark: 19:25 - 06:29. Nautical Dark: 20:06 - 05:48. Astro Dark: 20:48 - 05:06

Total Clouds (% Sky Obscured)

99
98
98
98
98
98
98
80
80
80
80
80
80
70
70
70
70
70
70
4
4
4
4
4

Low Clouds (% Sky Obscured)

98
52
52
52
52
52
52
4
4
4
4
4
4
2
2
2
2
2
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

16
98
98
98
98
98
98
29
29
29
29
29
29
42
42
42
42
42
42
4
4
4
4
4

High Clouds (% Sky Obscured)

49
0
0
0
0
0
0
71
71
71
71
71
71
49
49
49
49
49
49
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 (%)

3
3
2
3
4
4
4
4
3
3
2
2
4
4
0
0
0
0
0
4
0
0
0
0

Precipitation Amount (mm)

0.04
0.05
0.05
0.04
0.04
0.04
0.03
0.03
0.02
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0.01
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
70
68
69
73
77
80
82
84
83
83
83
85
88
89
90
90
90
90
91
90
88
85
80

Pressure (mb)

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

Ozone (du)

272
273
272
272
271
271
271
272
272
272
272
273
274
276
277
278
279
278
276
275
274
275
275
276

Tuesday 29

Waxing Gibbous 92%

18:20

03:52

12 Good
13 OK
14 OK
15 OK
16 Bad
17 OK
18 OK
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

Sun - Rise: 07:05, Set: 18:48, Transit: 12:56. Moon - Rise: 18:20, Set: 03:52. Civil Dark: 19:23 - 06:31. Nautical Dark: 20:03 - 05:50. Astro Dark: 20:45 - 05:08

Total Clouds (% Sky Obscured)

4
45
45
45
45
45
45
28
28
28
28
28
28
1
1
1
1
1
1
3
3
3
3
3

Low Clouds (% Sky Obscured)

0
43
43
43
43
43
43
13
13
13
13
13
13
1
1
1
1
1
1
2
2
2
2
2

Medium Clouds (% Sky Obscured)

4
19
19
19
19
19
19
27
27
27
27
27
27
0
0
0
0
0
0
2
2
2
2
2

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)

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
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

Precipitation Probability (%)

0
2
5
8
10
8
6
4
0
0
3
3
4
3
2
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.01
0.04
0.13
0.2
0.14
0.05
0.01
0
0
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
18
19
18
17
15
14
13
12
12
11
12
12
12
11
11
8
7
7
8
11
13
13

Dew Point (°C)

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

Relative Humidity (%)

74
68
64
63
64
68
72
74
77
81
84
86
86
87
88
88
87
89
91
93
91
85
79
74

Pressure (mb)

1010
1010
1010
1010
1009
1009
1010
1010
1010
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013

Ozone (du)

276
277
278
280
281
283
285
286
288
289
289
289
289
289
288
287
286
285
285
285
285
286
287
287

Forecast for Sheffield, South Yorkshire, UK (53.38,-1.47)

Generated: 23/09/20 11:54:09. Forecast: 23/09/20 to 29/09/20. Timezone: UTC+1.00