Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waning Gibbous 95%

23:26

07:36

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: 05:36, Set: 21:38, Transit: 13:38. Moon - Rise: 23:26, Set: 07:36. Civil Dark: 22:22 - 04:52. Nautical Dark: 23:25 - 03:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

99
100
100
100
100
85
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

99
100
100
100
100
83
100
100
100
100
100
100
100
100
100
100
100
100
100
100
92
99
89
83

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
4
9
9
9
3
18
34
23
19
18
19

High Clouds (% Sky Obscured)

73
57
47
9
23
14
26
91
98
98
95
98
99
99
98
100
98
97
98
99
98
99
98
98

ISS Passover

Visibility (miles)

6
7
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
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
None
None
None

Precipitation Probability (%)

5
0
0
0
0
0
5
4
4
4
5
5
6
7
7
6
6
6
6
7
6
5
4
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
11
11
11
11
10
10
10
10
10
10
10
10
10
10
10
10
10
10
11
11
11
10

Relative Humidity (%)

87
85
78
74
75
77
79
81
83
84
84
85
86
86
87
87
87
87
85
82
80
77
73
71

Pressure (mb)

1009
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1014
1014
1014

Ozone (du)

348
348
347
346
344
343
342
340
339
338
337
337
336
336
336
336
337
337
337
336
336
336
337
337

Tuesday 21

Waning Gibbous 89%

00:26

08:24

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

Sun - Rise: 05:35, Set: 21:39, Transit: 13:38. Moon - Rise: 00:26, Set: 08:24. Civil Dark: 22:23 - 04:50. Nautical Dark: 23:27 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
99
94
77
41
8
16
39
39
37
12
4
2
4
52
39
23
17
31

Low Clouds (% Sky Obscured)

92
96
96
95
95
81
34
20
23
8
5
16
39
39
37
12
3
2
3
45
32
23
16
31

Medium Clouds (% Sky Obscured)

19
22
25
42
69
90
91
74
70
38
5
0
0
0
0
0
1
2
2
18
17
0
0
1

High Clouds (% Sky Obscured)

97
94
93
95
94
95
91
77
8
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
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
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
69
70
71
73
76
79
82
83
83
84
85
85
84
83
82
79
74
68
63
61
59
57

Pressure (mb)

1015
1015
1015
1015
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020

Ozone (du)

338
338
339
339
340
341
342
343
344
344
344
344
347
351
352
349
343
339
337
336
335
334
334
334

Wednesday 22

Waning Gibbous 82%

01:17

09:20

15 Good
16 Good
17 Good
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 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 Good

Sun - Rise: 05:34, Set: 21:40, Transit: 13:38. Moon - Rise: 01:17, Set: 09:20. Civil Dark: 22:25 - 04:49. Nautical Dark: 23:30 - 03:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

20
13
6
3
1
1
1
2
1
1
1
1
2
13
19
47
36
43
43
43
43
43
43
0

Low Clouds (% Sky Obscured)

19
12
2
1
0
0
0
0
0
0
0
0
0
1
4
0
6
11
11
11
11
11
11
0

Medium Clouds (% Sky Obscured)

2
4
6
2
1
1
1
2
1
1
1
1
2
13
19
47
36
42
42
42
42
42
42
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
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
0
0
0
0
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
0
0

Wind Speed/Direction (mph)

10
10
11
10
8
7
5
2
2
2
3
5
6
7
8
9
10
11
12
11
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
8
7
6
6
6
6
6
6
6
6
5
5
5
4
4
5
5
7
7
7
7
6

Relative Humidity (%)

55
54
53
52
51
52
56
62
67
70
71
71
70
68
66
62
58
54
52
52
51
49
46
44

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

333
333
333
332
332
332
333
335
336
335
334
334
335
336
337
336
336
335
334
334
335
338
342
345

Thursday 23

Waning Gibbous 73%

01:57

10:21

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

Sun - Rise: 05:33, Set: 21:42, Transit: 13:38. Moon - Rise: 01:57, Set: 10:21. Civil Dark: 22:27 - 04:47. Nautical Dark: 23:32 - 03:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
32
32
32
32
32
32
99
99
99
99
99
99
91
91
91
91
91
91
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
2
2
2
2
2
4
4
4
4
4
4
4
4
4
4
4
4
62

Medium Clouds (% Sky Obscured)

0
0
0
0
0
17
17
17
17
17
17
70
70
70
70
70
70
12
12
12
12
12
12
16

High Clouds (% Sky Obscured)

0
0
0
0
0
22
22
22
22
22
22
98
98
98
98
98
98
90
90
90
90
90
90
18

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
6
5
5
6

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
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
0
0
0
0
7
21
37
44
41
34

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.03
0.17
0.33
0.36
0.32
0.26

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
20
20
19
19
18
16
15
15
14
14
14
14
14
14
14
15
15
15
15
16
16
16

Feels Like (°C)

19
20
20
20
19
19
18
16
15
15
14
14
14
14
14
14
14
15
15
15
15
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

42
40
40
39
39
40
43
46
50
51
52
54
58
63
68
72
74
74
73
70
69
67
64
63

Pressure (mb)

1018
1017
1017
1017
1016
1016
1016
1016
1015
1015
1014
1014
1013
1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1010

Ozone (du)

344
342
341
342
343
344
344
344
345
348
351
354
357
360
361
359
356
353
352
351
351
352
354
356

Friday 24

Waning Gibbous 64%

02:29

11:26

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

Sun - Rise: 05:31, Set: 21:43, Transit: 13:38. Moon - Rise: 02:29, Set: 11:26. Civil Dark: 22:28 - 04:46. Nautical Dark: 23:35 - 03:39. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

70
70
70
70
70
34
34
34
34
34
34
25
25
25
25
25
25
40
40
40
40
40
40
95

Low Clouds (% Sky Obscured)

62
62
62
62
62
27
27
27
27
27
27
3
3
3
3
3
3
27
27
27
27
27
27
86

Medium Clouds (% Sky Obscured)

16
16
16
16
16
13
13
13
13
13
13
2
2
2
2
2
2
28
28
28
28
28
28
38

High Clouds (% Sky Obscured)

18
18
18
18
18
0
0
0
0
0
0
22
22
22
22
22
22
0
0
0
0
0
0
63

ISS Passover

Visibility (miles)

8
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
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 (%)

29
22
15
11
9
7
6
0
0
0
3
3
4
6
8
14
21
21
16
8
4
3
3
3

Precipitation Amount (mm)

0.17
0.08
0.04
0.03
0.03
0.03
0.02
0
0
0
0.01
0.01
0.02
0.02
0.04
0.09
0.2
0.27
0.19
0.08
0.03
0.03
0.04
0.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
61
62
65
70
75
79
82
85
85
85
85
84
83
82
81
79
78
74
70
67
64
62
61

Pressure (mb)

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

Ozone (du)

357
357
357
356
355
352
350
346
344
342
341
341
340
339
339
340
342
343
345
346
347
347
347
347

Saturday 25

Waning Gibbous 54%

02:56

12:32

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

Sun - Rise: 05:30, Set: 21:45, Transit: 13:38. Moon - Rise: 02:56, Set: 12:32. Civil Dark: 22:30 - 04:45. Nautical Dark: 23:37 - 03:37. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
95
95
95
95
23
23
23
23
23
23
74
74
74
74
74
74
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
86
86
86
86
20
20
20
20
20
20
11
11
11
11
11
11
95
95
95
95
95
95
100

Medium Clouds (% Sky Obscured)

38
38
38
38
38
14
14
14
14
14
14
73
73
73
73
73
73
98
98
98
98
98
98
82

High Clouds (% Sky Obscured)

63
63
63
63
63
2
2
2
2
2
2
0
0
0
0
0
0
19
19
19
19
19
19
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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
58
57
59
62
65
69
73
77
79
80
81
82
81
80
79
77
74
71
68
64
63
62
61

Pressure (mb)

1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

347
348
348
347
345
344
345
346
347
347
347
346
343
339
336
335
334
334
333
333
333
332
331
329

Sunday 26

Third Quarter 45%

03:17

13:38

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 OK

Sun - Rise: 05:29, Set: 21:46, Transit: 13:38. Moon - Rise: 03:17, Set: 13:38. Civil Dark: 22:32 - 04:43. Nautical Dark: 23:39 - 03:35. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
57
57
57
57
57
57
75
75
75
75
75
75
41
41
41
41
41
41
35

Low Clouds (% Sky Obscured)

100
100
100
100
100
25
25
25
25
25
25
66
66
66
66
66
66
9
9
9
9
9
9
15

Medium Clouds (% Sky Obscured)

82
82
82
82
82
52
52
52
52
52
52
29
29
29
29
29
29
8
8
8
8
8
8
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
20
20
20
20
20
20
33
33
33
33
33
33
10

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

Precipitation Probability (%)

0
0
0
0
0
0
3
7
12
26
52
59
46
33
25
22
22
18
15
13
12
11
11
10

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.06
0.12
0.28
0.61
0.87
0.7
0.4
0.24
0.21
0.34
0.5
0.56
0.55
0.5
0.38
0.26
0.19

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
61
60
61
61
63
65
70
74
79
84
87
88
87
86
86
86
86
85
82
80
80
80
80

Pressure (mb)

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

Ozone (du)

325
321
317
315
314
313
313
313
315
319
323
326
328
329
330
329
327
326
326
326
326
325
325
323

Forecast for Overveen, Bloemendaal, NL (52.39,4.61)

Generated: 20/05/19 15:03:25. Forecast: 20/05/19 to 26/05/19. Timezone: UTC+2.00