Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

First Quarter 57%

13:48

02:34

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

Sun - Rise: 05:18, Set: 22:07, Transit: 13:42. Moon - Rise: 13:48, Set: 02:34. Civil Dark: 22:56 - 04:28. Nautical Dark: 00:18 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
99
100
98
99
96
99
94
28
44
54
98
94
59
37
31
31
16
91
97
97
98
100
100

Low Clouds (% Sky Obscured)

100
43
100
97
11
30
26
0
25
34
28
88
27
17
2
6
2
4
1
9
12
59
100
100

Medium Clouds (% Sky Obscured)

75
90
98
58
83
54
76
16
2
24
35
97
33
26
30
28
31
16
10
2
13
0
0
0

High Clouds (% Sky Obscured)

98
98
81
59
98
91
95
93
3
14
26
58
91
45
15
0
0
0
90
96
96
91
68
51

ISS Passover

Visibility (miles)

3
10
10
10
8
8
8
10
10
9
9
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

Light Rain
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
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
Light Rain

Precipitation Probability (%)

67
52
42
26
14
7
9
7
14
34
34
38
29
22
20
20
17
8
8
9
13
13
16
10

Precipitation Amount (mm)

0.66
0.46
0.68
0.48
0.16
0.07
0.16
0.08
0.35
1.39
1.35
1.14
0.78
0.3
0.31
0.29
0.2
0.07
0.09
0.21
0.43
0.89
1.11
0.65

Wind Speed/Direction (mph)

5
6
5
7
7
8
8
11
11
11
9
8
7
5
5
6
7
8
9
15
16
17
18
18

Chance of Frost

Temperature (°C)

17
18
19
19
20
22
23
24
25
25
25
24
23
22
21
20
20
19
19
19
19
18
17
16

Feels Like (°C)

18
18
19
20
21
23
24
25
26
25
25
25
24
22
21
20
20
20
19
19
19
18
17
16

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
96
89
81
74
71
72
72
73
76
82
84
84
84
85
87
86
87
89
91
94

Pressure (mb)

1014
1014
1014
1014
1013
1013
1013
1013
1013
1012
1012
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1013

Ozone (du)

325
324
323
322
322
322
324
323
325
326
326
326
327
327
326
324
325
328
328
329
332
334
336
337

Saturday 19

Waxing Gibbous 68%

15:10

02:50

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

Sun - Rise: 05:18, Set: 22:07, Transit: 13:43. Moon - Rise: 15:10, Set: 02:50. Civil Dark: 22:57 - 04:29. Nautical Dark: 00:19 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
86
98
100
96
64
87
91
92
99
94
68
21
24
84
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
86
98
100
96
64
84
91
87
88
25
17
1
0
0
0
0
0
0
0
0
0
19

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
23
90
82
91

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
24
0
43
95
93
62
21
24
84
100
100
100
100
100
100
99
99

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
9

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

5
1
1
1
1
0
0
0
0
0
0
0
0
2
0
0
0
0
3
22
41
49
61
57

Precipitation Amount (mm)

0.14
0.02
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0.01
0.32
1.06
1.27
1.71
1.05

Wind Speed/Direction (mph)

19
21
20
19
17
15
13
9
8
9
9
10
11
11
12
13
13
14
15
16
16
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
95
92
89
86
80
76
73
70
68
68
70
73
76
77
79
82
87
90
94
96
98

Pressure (mb)

1013
1013
1014
1014
1015
1016
1016
1017
1017
1017
1017
1016
1016
1015
1015
1014
1013
1013
1012
1011
1009
1008
1007
1006

Ozone (du)

338
340
341
342
343
343
343
340
336
335
334
332
331
330
330
331
328
326
323
322
321
321
321
321

Sunday 20

Waxing Gibbous 79%

16:35

03:07

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

Sun - Rise: 05:19, Set: 22:07, Transit: 13:43. Moon - Rise: 16:35, Set: 03:07. Civil Dark: 22:57 - 04:29. Nautical Dark: 00:19 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
100
98
99
48
99
59
99
23
41
34
18
31
87
87
87
87
87
87
38
38
38
38
38

Low Clouds (% Sky Obscured)

8
82
16
74
22
16
16
16
13
11
2
1
5
1
1
1
1
1
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

46
66
81
97
19
14
9
20
20
27
31
18
20
17
17
17
17
17
17
35
35
35
35
35

High Clouds (% Sky Obscured)

97
98
95
93
34
98
52
99
2
21
6
0
11
84
84
84
84
84
84
6
6
6
6
6

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
9
10
7
10
10
10
10
10
9
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
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
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

Precipitation Probability (%)

43
43
14
7
5
6
9
17
16
20
29
24
18
12
10
8
9
8
6
0
0
5
7
8

Precipitation Amount (mm)

0.48
0.34
0.09
0.06
0.03
0.05
0.13
0.2
0.16
0.17
0.26
0.27
0.22
0.11
0.07
0.04
0.02
0.02
0.03
0
0
0.01
0.03
0.03

Wind Speed/Direction (mph)

16
16
16
15
15
15
15
13
12
12
11
10
9
6
5
4
3
4
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
98
93
87
79
74
75
74
78
80
80
79
77
79
81
81
81
84
84
84
87
89
90

Pressure (mb)

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

Ozone (du)

323
321
324
326
328
330
333
323
327
334
331
331
333
331
330
326
327
330
330
328
326
328
330
331

Monday 21

Waxing Gibbous 88%

18:04

03:29

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
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

Sun - Rise: 05:19, Set: 22:07, Transit: 13:43. Moon - Rise: 18:04, Set: 03:29. Civil Dark: 22:57 - 04:29. Nautical Dark: 00:19 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

38
89
89
89
89
89
89
98
98
98
98
98
98
100
100
100
100
100
100
34
34
34
34
34

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
72
72
72
72
72
72
40
40
40
40
40
40
12
12
12
12
12

Medium Clouds (% Sky Obscured)

35
66
66
66
66
66
66
79
79
79
79
79
79
64
64
64
64
64
64
30
30
30
30
30

High Clouds (% Sky Obscured)

6
80
80
80
80
80
80
96
96
96
96
96
96
99
99
99
99
99
99
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

Light Rain
Light Rain
None
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
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 (%)

34
38
4
6
4
4
7
12
10
12
16
16
15
15
19
24
31
34
41
44
46
40
32
25

Precipitation Amount (mm)

0.47
1.42
0.01
0.05
0.03
0.04
0.11
0.19
0.16
0.15
0.24
0.19
0.14
0.14
0.14
0.19
0.28
0.43
0.71
0.93
0.62
0.36
0.17
0.11

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
89
87
83
78
76
79
75
76
76
75
74
72
73
75
76
77
79
81
82
84
87
87

Pressure (mb)

1007
1007
1007
1007
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

332
334
334
334
335
337
336
333
334
338
340
341
342
343
342
343
343
343
346
348
350
351
353
354

Tuesday 22

Waxing Gibbous 95%

19:35

03:57

07 Bad
08 Bad
09 OK
10 OK
11 OK
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 OK
03 OK
04 OK
05 OK
06 OK

Sun - Rise: 05:19, Set: 22:08, Transit: 13:43. Moon - Rise: 19:35, Set: 03:57. Civil Dark: 22:57 - 04:30. Nautical Dark: 00:19 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

34
34
34
34
34
34
34
66
66
66
66
66
66
42
42
42
42
42
42
14
14
14
14
14

Low Clouds (% Sky Obscured)

12
34
34
34
34
34
34
9
9
9
9
9
9
5
5
5
5
5
5
3
3
3
3
3

Medium Clouds (% Sky Obscured)

30
1
1
1
1
1
1
23
23
23
23
23
23
30
30
30
30
30
30
13
13
13
13
13

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
59
59
59
59
59
59
20
20
20
20
20
20
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
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

Precipitation Probability (%)

26
29
24
24
24
19
10
11
12
19
19
13
8
7
7
10
13
13
11
11
14
17
19
22

Precipitation Amount (mm)

0.13
0.15
0.16
0.23
0.24
0.15
0.06
0.06
0.05
0.1
0.12
0.08
0.03
0.02
0.03
0.06
0.1
0.1
0.09
0.1
0.15
0.26
0.37
0.44

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
85
83
81
78
75
72
73
73
73
72
70
69
72
71
71
70
70
74
76
78
80
82
83

Pressure (mb)

1008
1009
1010
1010
1010
1011
1011
1012
1013
1013
1013
1014
1014
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015

Ozone (du)

354
360
361
360
358
357
357
355
355
356
357
357
357
360
361
362
362
364
366
368
367
366
365
365

Wednesday 23

Waxing Gibbous 99%

21:04

04:36

07 OK
08 Bad
09 Bad
10 Bad
11 Bad
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

Sun - Rise: 05:20, Set: 22:08, Transit: 13:43. Moon - Rise: 21:04, Set: 04:36. Civil Dark: 22:57 - 04:30. Nautical Dark: 00:19 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

14
100
100
100
100
100
100
70
70
70
70
70
70
95
95
95
95
95
95
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
100
100
100
100
100
100
23
23
23
23
23
23
1
1
1
1
1
1
1
1
1
1
1

Medium Clouds (% Sky Obscured)

13
24
24
24
24
24
24
14
14
14
14
14
14
13
13
13
13
13
13
96
96
96
96
96

High Clouds (% Sky Obscured)

0
34
34
34
34
34
34
60
60
60
60
60
60
95
95
95
95
95
95
98
98
98
98
98

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

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

Precipitation Probability (%)

27
31
28
21
15
12
11
10
9
7
6
4
0
0
0
1
1
1
0
2
6
10
11
10

Precipitation Amount (mm)

0.47
0.44
0.32
0.18
0.1
0.07
0.05
0.04
0.04
0.04
0.04
0.02
0
0
0
0.02
0.03
0.02
0
0.01
0.02
0.05
0.08
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
84
82
79
76
71
67
65
64
62
62
62
65
68
69
69
70
71
74
78
80
79

Pressure (mb)

1015
1016
1016
1016
1017
1018
1018
1018
1019
1019
1020
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

365
364
364
363
362
362
361
360
359
357
356
356
356
356
354
352
349
347
346
344
343
341
340
339

Thursday 24

Full Moon 100%

22:23

05:31

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

Sun - Rise: 05:20, Set: 22:08, Transit: 13:44. Moon - Rise: 22:23, Set: 05:31. Civil Dark: 22:57 - 04:30. Nautical Dark: 00:19 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
75
75
75
75
75
75
67
67
67
67
67
67
29
29
29
29
29
29
8
8
8
8
8

Low Clouds (% Sky Obscured)

1
6
6
6
6
6
6
38
38
38
38
38
38
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

96
55
55
55
55
55
55
51
51
51
51
51
51
13
13
13
13
13
13
8
8
8
8
8

High Clouds (% Sky Obscured)

98
52
52
52
52
52
52
12
12
12
12
12
12
20
20
20
20
20
20
1
1
1
1
1

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
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
None

Precipitation Probability (%)

8
7
6
6
3
0
0
0
5
6
7
7
6
5
0
0
0
0
0
6
6
6
6
5

Precipitation Amount (mm)

0.03
0.02
0.01
0.01
0.01
0
0
0
0.01
0.02
0.02
0.02
0.01
0.01
0
0
0
0
0
0.01
0.01
0.03
0.05
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
76
74
72
70
68
65
63
61
60
60
60
59
60
61
64
66
66
68
70
73
77
79
78

Pressure (mb)

1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

337
336
335
334
333
332
331
330
330
330
330
330
330
330
330
330
330
332
335
338
340
342
344
345

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

Generated: 18/06/21 07:01:36. Forecast: 18/06/21 to 24/06/21. Timezone: UTC+2.00