Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 23

Waxing Crescent 46%

15:21

22:59

12 Bad
13 OK
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 OK
07 OK
08 Good
09 Good
10 Bad
11 Bad

Sun - Rise: 07:30, Set: 19:34, Transit: 13:31. Moon - Rise: 15:21, Set: 22:59. Civil Dark: 20:08 - 06:56. Nautical Dark: 20:48 - 06:16. Astro Dark: 21:30 - 05:34

Total Clouds (% Sky Obscured)

56
42
83
76
96
98
98
98
99
83
95
98
100
95
100
23
23
36
28
19
15
5
97
45

Low Clouds (% Sky Obscured)

40
10
41
13
6
6
18
16
42
38
27
74
16
13
85
23
23
19
27
19
15
5
96
41

Medium Clouds (% Sky Obscured)

30
8
41
39
59
29
31
22
88
54
94
94
100
91
100
8
2
31
12
0
0
1
34
26

High Clouds (% Sky Obscured)

6
33
68
67
91
97
98
98
98
68
6
41
90
72
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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
10
19
31
25
17
14
16
22
35
61
76
73
48
24
8
0
0
0
6
13
18

Precipitation Amount (mm)

0
0
0
0.03
0.12
0.21
0.16
0.07
0.04
0.03
0.06
0.1
0.32
0.99
1.47
0.95
0.25
0.02
0
0
0
0.01
0.06
0.11

Wind Speed/Direction (mph)

15
17
17
17
16
15
13
10
9
11
14
16
18
19
20
20
21
21
20
19
18
18
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
69
66
68
74
79
79
78
77
80
85
89
90
90
88
83
78
75
74
75
76
79
81
81

Pressure (mb)

1003
1003
1003
1002
1002
1002
1001
1001
1000
1000
999
998
998
997
997
997
998
999
1000
1000
1001
1001
1002
1002

Ozone (du)

276
276
276
276
276
276
278
281
284
286
287
288
289
289
290
293
296
298
298
298
298
298
299
299

Thursday 24

First Quarter 57%

16:27

23:51

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 Bad
10 Bad
11 Bad

Sun - Rise: 07:32, Set: 19:32, Transit: 13:31. Moon - Rise: 16:27, Set: 23:51. Civil Dark: 20:06 - 06:58. Nautical Dark: 20:46 - 06:18. Astro Dark: 21:27 - 05:36

Total Clouds (% Sky Obscured)

61
85
99
99
99
96
100
100
100
70
98
100
99
100
95
100
100
99
100
84
24
49
41
88

Low Clouds (% Sky Obscured)

16
40
94
78
0
9
5
1
2
7
4
41
63
98
85
0
1
10
49
3
22
44
30
23

Medium Clouds (% Sky Obscured)

59
82
99
95
98
95
98
100
99
66
98
100
93
96
86
100
88
94
75
33
5
24
16
24

High Clouds (% Sky Obscured)

0
16
59
81
75
48
97
77
44
35
89
98
97
90
54
100
100
97
100
81
1
3
13
84

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

15
10
10
17
31
44
40
30
32
30
39
56
61
62
62
59
42
28
28
42
49
45
33
31

Precipitation Amount (mm)

0.07
0.02
0.01
0.08
0.32
0.52
0.44
0.44
0.5
0.33
0.35
0.65
0.89
1.15
1.24
0.88
0.41
0.19
0.18
0.29
0.37
0.3
0.19
0.17

Wind Speed/Direction (mph)

20
21
22
23
22
21
18
14
11
10
11
12
14
18
20
21
20
20
20
21
21
20
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
16
16
15
14
13
13
12
12
12
12
12
12
12
12
11
10
6
5
5
6
10
11

Dew Point (°C)

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

Relative Humidity (%)

75
67
65
69
76
82
84
85
86
88
89
89
90
90
90
88
86
85
88
91
94
96
94
91

Pressure (mb)

1002
1001
1001
1000
1000
1000
999
999
999
998
998
997
996
995
995
994
994
993
993
994
994
994
995
995

Ozone (du)

297
294
292
292
292
293
294
296
298
299
300
302
305
310
315
319
323
326
326
324
323
323
324
324

Friday 25

Waxing Gibbous 68%

17:19

00:54

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 Bad
10 Bad
11 Bad

Sun - Rise: 07:33, Set: 19:29, Transit: 13:31. Moon - Rise: 17:19, Set: 00:54. Civil Dark: 20:03 - 07:00. Nautical Dark: 20:43 - 06:20. Astro Dark: 21:25 - 05:38

Total Clouds (% Sky Obscured)

34
31
30
30
56
52
49
80
97
98
100
94
98
100
98
98
98
98
98
98
91
91
91
91

Low Clouds (% Sky Obscured)

27
24
23
27
31
28
25
47
31
67
99
73
31
66
91
91
91
91
91
91
48
48
48
48

Medium Clouds (% Sky Obscured)

12
25
23
20
48
36
26
30
26
84
92
78
50
98
89
89
89
89
89
89
90
90
90
90

High Clouds (% Sky Obscured)

6
0
0
0
1
19
27
66
95
93
81
65
97
99
63
63
63
63
63
63
3
3
3
3

ISS Passover

Visibility (miles)

10
8
5
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very 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

Precipitation Probability (%)

43
51
53
49
45
45
38
33
29
25
25
23
21
16
13
14
16
22
21
16
7
12
17
16

Precipitation Amount (mm)

0.3
0.54
0.71
0.62
0.49
0.44
0.35
0.26
0.22
0.26
0.43
0.54
0.38
0.16
0.08
0.05
0.05
0.07
0.04
0.03
0.03
0.03
0.05
0.09

Wind Speed/Direction (mph)

18
19
20
18
16
15
15
18
20
23
26
27
27
27
26
25
24
23
22
22
21
21
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
12
13
13
14
13
13
12
12
12
12
12
12
12
11
11
11
10
6
6
10
11
12

Dew Point (°C)

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

Relative Humidity (%)

89
88
86
83
80
78
76
76
77
76
74
72
70
67
66
67
69
71
74
76
76
76
72
68

Pressure (mb)

995
996
996
996
996
996
996
997
998
999
1000
1001
1002
1003
1003
1004
1004
1005
1006
1006
1007
1007
1008
1008

Ozone (du)

325
326
326
325
324
323
322
321
321
321
322
323
325
328
330
331
331
331
329
327
325
323
322
320

Saturday 26

Waxing Gibbous 77%

17:59

02:03

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 Bad
10 Bad
11 Bad

Sun - Rise: 07:35, Set: 19:27, Transit: 13:30. Moon - Rise: 17:59, Set: 02:03. Civil Dark: 20:01 - 07:01. Nautical Dark: 20:41 - 06:21. Astro Dark: 21:22 - 05:40

Total Clouds (% Sky Obscured)

91
91
49
49
49
49
49
49
99
99
99
99
99
99
100
100
100
100
100
100
99
99
99
99

Low Clouds (% Sky Obscured)

48
48
43
43
43
43
43
43
16
16
16
16
16
16
100
100
100
100
100
100
94
94
94
94

Medium Clouds (% Sky Obscured)

90
90
33
33
33
33
33
33
23
23
23
23
23
23
100
100
100
100
100
100
9
9
9
9

High Clouds (% Sky Obscured)

3
3
0
0
0
0
0
0
99
99
99
99
99
99
100
100
100
100
100
100
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
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

14
12
11
14
22
24
22
19
19
24
32
33
34
34
33
30
18
6
4
0
0
0
7
9

Precipitation Amount (mm)

0.09
0.08
0.08
0.18
0.42
0.6
0.4
0.18
0.16
0.33
0.93
1.55
1.56
1.24
0.85
0.41
0.09
0.01
0.01
0
0
0
0.01
0.03

Wind Speed/Direction (mph)

21
21
21
20
19
18
17
15
14
14
15
16
16
15
15
13
11
10
9
8
8
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
63
63
65
68
71
71
71
72
74
75
76
77
77
77
77
75
75
77
79
80
81
78
76

Pressure (mb)

1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1007
1007
1007

Ozone (du)

319
318
316
313
310
306
302
297
294
293
294
295
296
297
298
297
295
294
294
294
293
292
291
290

Sunday 27

Waxing Gibbous 85%

18:28

03:15

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 Bad
10 Bad
11 Bad

Sun - Rise: 07:37, Set: 19:25, Transit: 13:30. Moon - Rise: 18:28, Set: 03:15. Civil Dark: 19:58 - 07:03. Nautical Dark: 20:38 - 06:23. Astro Dark: 21:20 - 05:42

Total Clouds (% Sky Obscured)

99
99
88
88
88
88
88
88
97
97
97
97
97
97
99
99
99
99
99
99
61
61
61
61

Low Clouds (% Sky Obscured)

94
94
55
55
55
55
55
55
1
1
1
1
1
1
2
2
2
2
2
2
52
52
52
52

Medium Clouds (% Sky Obscured)

9
9
11
11
11
11
11
11
34
34
34
34
34
34
98
98
98
98
98
98
33
33
33
33

High Clouds (% Sky Obscured)

91
91
77
77
77
77
77
77
95
95
95
95
95
95
67
67
67
67
67
67
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
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

Precipitation Probability (%)

10
11
9
8
7
7
8
9
11
11
9
8
9
13
17
18
19
17
14
10
8
10
12
12

Precipitation Amount (mm)

0.05
0.06
0.07
0.07
0.06
0.06
0.07
0.08
0.09
0.09
0.08
0.07
0.06
0.12
0.22
0.26
0.26
0.23
0.15
0.06
0.03
0.05
0.11
0.14

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
71
69
68
69
70
71
72
75
75
76
76
78
79
80
83
84
85
86
85
86
85
83
80

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1006

Ozone (du)

290
290
290
290
290
291
297
303
308
310
309
307
304
299
295
289
283
278
276
276
275
274
274
273

Monday 28

Waxing Gibbous 92%

18:51

04:27

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 Bad
10 Bad
11 Bad

Sun - Rise: 07:39, Set: 19:22, Transit: 13:30. Moon - Rise: 18:51, Set: 04:27. Civil Dark: 19:56 - 07:05. Nautical Dark: 20:36 - 06:25. Astro Dark: 21:17 - 05:44

Total Clouds (% Sky Obscured)

61
61
47
47
47
47
47
47
77
77
77
77
77
77
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

52
52
45
45
45
45
45
45
76
76
76
76
76
76
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

33
33
19
19
19
19
19
19
6
6
6
6
6
6
96
96
96
96
96
96
62
62
62
62

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

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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

11
8
6
10
14
15
13
9
6
7
9
9
8
0
0
20
27
30
26
28
28
26
23
17

Precipitation Amount (mm)

0.08
0.02
0.01
0.02
0.06
0.1
0.08
0.03
0.01
0.01
0.01
0.01
0.01
0
0
0.01
0.05
0.08
0.11
0.18
0.23
0.22
0.17
0.12

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
12
12
12
11
12
12
11
11
12
12
12
12
13
13
13
13
13
13
13
12

Relative Humidity (%)

77
75
73
72
73
74
76
79
82
82
82
82
83
85
87
89
91
93
95
96
97
95
90
83

Pressure (mb)

1006
1006
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1008
1008
1008
1009
1009
1009
1009
1010
1010

Ozone (du)

273
272
272
273
274
275
276
278
279
280
281
282
283
284
285
286
287
288
288
289
289
288
286
285

Tuesday 29

Waxing Gibbous 96%

19:09

05:38

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

Sun - Rise: 07:40, Set: 19:20, Transit: 13:29. Moon - Rise: 19:09, Set: 05:38. Civil Dark: 19:54 - 07:06. Nautical Dark: 20:33 - 06:27. Astro Dark: 21:14 - 05:46

Total Clouds (% Sky Obscured)

100
100
47
47
47
47
47
47
27
27
27
27
27
27
62
62
62
62
62
62
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
31
31
31
31
31
31
27
27
27
27
27
27
16
16
16
16
16
16
38
38
38
38

Medium Clouds (% Sky Obscured)

62
62
38
38
38
38
38
38
2
2
2
2
2
2
61
61
61
61
61
61
76
76
76
76

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
99
99
99
99

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
9
7
9
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
None
None
None
None
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
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

11
4
0
0
5
6
6
5
2
1
0
0
4
15
23
23
19
18
18
10
0
0
0
0

Precipitation Amount (mm)

0.06
0.01
0
0
0.01
0.02
0.02
0.01
0.01
0.01
0
0
0.01
0.07
0.13
0.16
0.17
0.15
0.08
0.02
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
71
68
68
69
71
72
74
76
76
75
76
77
79
80
81
82
83
85
87
87
86
81
77

Pressure (mb)

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

Ozone (du)

285
287
287
287
286
285
285
285
284
284
283
284
286
288
290
292
293
293
293
293
292
293
294
295

Forecast for Netherlands (52.47,5.07)

Generated: 23/09/20 12:28:59. Forecast: 23/09/20 to 29/09/20. Timezone: UTC+2.00