Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 19

Full Moon 99%

20:31

07:06

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

Sun - Rise: 06:41, Set: 20:27, Transit: 13:34. Moon - Rise: 20:31, Set: 07:06. Civil Dark: 20:59 - 06:09. Nautical Dark: 21:38 - 05:30. Astro Dark: 22:20 - 04:48

Total Clouds (% Sky Obscured)

15
16
16
17
16
20
24
23
29
17
18
61
56
41
25
13
16
17
16
18
27
35
48
31

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
5
3
12
6
1
1
2
1
1
1
1
0
0
0
0

Medium Clouds (% Sky Obscured)

15
16
16
17
16
20
24
23
24
15
14
20
42
31
22
11
12
15
15
16
26
34
48
31

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
15
3
6
54
27
20
8
5
8
4
2
2
3
2
5
6

ISS Passover

Visibility (miles)

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

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
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.03
0.04
0.04
0.05
0.05
0.04
0.03
0.03
0.03
0.04
0.06
0.1
0.19
0.26
0.3
0.3
0.27
0.17
0.07
0.04
0.05
0.09
0.14
0.19

Wind Speed/Direction (mph)

2
2
2
2
2
2
3
3
3
3
4
4
4
4
4
4
3
3
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

9
8
8
9
11
13
15
17
19
20
20
20
21
20
20
19
18
16
14
12
11
10
10
10

Feels Like (°C)

9
8
8
9
11
13
15
17
19
20
20
20
21
20
20
19
18
16
14
12
11
10
10
10

Dew Point (°C)

6
5
5
4
4
4
4
5
5
5
5
6
6
6
6
6
6
6
6
6
6
6
5
5

Relative Humidity (%)

80
79
76
70
63
56
48
43
40
38
37
38
39
40
42
43
47
53
59
66
70
73
73
72

Pressure (mb)

1025
1025
1026
1026
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025
1025
1025
1026
1027
1027
1027
1027
1027
1027

Ozone (du)

348
348
348
349
350
353
357
360
362
363
363
364
364
364
365
366
366
366
365
365
364
363
363
363

Saturday 20

Waning Gibbous 97%

21:46

07:35

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

Sun - Rise: 06:39, Set: 20:29, Transit: 13:34. Moon - Rise: 21:46, Set: 07:35. Civil Dark: 21:01 - 06:07. Nautical Dark: 21:40 - 05:28. Astro Dark: 22:22 - 04:45

Total Clouds (% Sky Obscured)

41
36
22
22
16
16
13
13
19
16
31
48
43
48
48
49
13
9
7
23
69
95
97
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
5
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

39
35
22
17
6
3
2
2
6
9
12
13
12
16
9
6
4
4
2
0
0
0
0
0

High Clouds (% Sky Obscured)

3
2
6
13
14
15
13
13
13
12
24
42
38
41
43
48
9
5
6
23
69
95
97
100

ISS Passover

Visibility (miles)

8
9
9
9
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
7
6
5
4
2
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.24
0.25
0.19
0.11
0.05
0.02
0
0
0
0.02
0.03
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
13
16
18
20
21
22
23
23
22
21
20
18
16
14
12
10
10
9
9

Feels Like (°C)

10
10
10
10
10
13
16
18
20
21
22
23
23
22
21
20
18
16
14
12
10
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

70
68
69
69
65
57
50
43
40
36
34
32
30
31
33
37
41
46
54
60
62
61
59
57

Pressure (mb)

1027
1027
1027
1027
1027
1026
1026
1025
1025
1024
1024
1023
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023

Ozone (du)

363
364
366
369
372
375
378
380
380
379
378
376
373
371
370
370
369
366
363
359
356
353
351
349

Sunday 21

Waning Gibbous 92%

22:58

08:06

04 Bad
05 Bad
06 Bad
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

Sun - Rise: 06:37, Set: 20:30, Transit: 13:34. Moon - Rise: 22:58, Set: 08:06. Civil Dark: 21:02 - 06:05. Nautical Dark: 21:41 - 05:26. Astro Dark: 22:24 - 04:43

Total Clouds (% Sky Obscured)

97
95
68
83
52
88
96
100
100
100
100
100
98
100
99
95
98
98
98
98
98
98
86
86

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0

Medium Clouds (% Sky Obscured)

0
0
2
9
2
12
0
9
15
52
95
93
84
91
99
22
31
31
31
31
31
31
0
0

High Clouds (% Sky Obscured)

97
95
67
83
52
87
96
100
100
100
100
99
97
99
97
94
96
96
96
96
96
96
86
86

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)

2
2
2
2
3
2
0
0
0
1
2
2
1
1
2
2
2
1
1
1
1
2
2
2

Chance of Frost

Temperature (°C)

9
9
9
9
10
13
16
19
21
21
22
22
21
20
20
18
17
16
14
13
11
11
10
9

Feels Like (°C)

9
9
9
9
10
13
16
19
21
21
22
22
21
20
20
18
17
16
14
13
11
11
10
9

Dew Point (°C)

0
-0
-1
-1
-0
1
2
2
3
3
3
3
3
3
4
4
5
5
5
5
5
4
4
3

Relative Humidity (%)

54
52
52
52
49
43
37
33
31
30
29
29
30
32
35
39
44
49
55
60
64
66
66
63

Pressure (mb)

1023
1022
1022
1022
1022
1021
1020
1020
1019
1018
1017
1017
1016
1016
1015
1015
1015
1015
1016
1016
1016
1016
1016
1015

Ozone (du)

348
347
347
347
347
348
349
350
349
348
347
347
346
346
346
346
346
348
350
353
354
356
357
356

Monday 22

Waning Gibbous 92%

00:06

08:42

04 Bad
05 Bad
06 Bad
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 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Bad
03 Bad

Sun - Rise: 06:36, Set: 20:31, Transit: 13:33. Moon - Rise: 00:06, Set: 08:42. Civil Dark: 21:03 - 06:03. Nautical Dark: 21:43 - 05:24. Astro Dark: 22:26 - 04:41

Total Clouds (% Sky Obscured)

86
86
86
86
90
90
90
90
90
90
74
74
74
74
74
74
19
19
19
19
19
19
92
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
2
2
2
2
2
2
0
0
0
0
0
0
17
17
17
17
17
17
73
73

High Clouds (% Sky Obscured)

86
86
86
86
90
90
90
90
90
90
74
74
74
74
74
74
3
3
3
3
3
3
68
68

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)

3
3
3
3
3
3
2
1
1
3
3
4
4
4
4
4
4
3
2
2
1
2
2
2

Chance of Frost

Temperature (°C)

9
9
9
9
10
12
15
17
18
19
20
22
23
23
22
20
18
16
14
12
11
10
10
9

Feels Like (°C)

9
9
9
9
10
12
15
17
18
19
20
22
23
23
22
20
18
16
14
12
11
10
10
9

Dew Point (°C)

1
1
0
0
0
0
1
1
2
3
3
4
3
4
4
4
4
4
4
4
3
3
3
2

Relative Humidity (%)

59
56
54
53
50
45
39
36
34
34
34
29
28
28
31
35
39
44
51
58
61
61
61
60

Pressure (mb)

1015
1014
1013
1013
1012
1011
1010
1009
1008
1007
1006
1005
1004
1003
1003
1003
1002
1003
1003
1003
1003
1003
1002
1002

Ozone (du)

354
354
354
356
357
358
358
359
359
360
361
362
364
365
365
365
366
367
368
369
368
367
366
366

Tuesday 23

Waning Gibbous 84%

01:07

09:22

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

Sun - Rise: 06:34, Set: 20:33, Transit: 13:33. Moon - Rise: 01:07, Set: 09:22. Civil Dark: 21:05 - 06:02. Nautical Dark: 21:45 - 05:22. Astro Dark: 22:28 - 04:38

Total Clouds (% Sky Obscured)

92
92
92
92
98
98
98
98
98
98
28
28
28
28
28
28
82
82
82
82
82
82
100
100

Low 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

Medium Clouds (% Sky Obscured)

73
73
73
73
98
98
98
98
98
98
17
17
17
17
17
17
45
45
45
45
45
45
0
0

High Clouds (% Sky Obscured)

68
68
68
68
14
14
14
14
14
14
13
13
13
13
13
13
72
72
72
72
72
72
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
3
6
12
17
15
9
5
3
3
3
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.08
0.22
0.32
0.24
0.11
0.06
0.05
0.04
0.03
0.01

Wind Speed/Direction (mph)

2
2
1
1
1
2
1
2
1
2
2
2
3
3
3
3
3
3
3
3
3
1
2
1

Chance of Frost

Temperature (°C)

9
9
9
9
10
13
15
17
19
21
23
24
24
23
21
20
18
16
15
13
12
12
11
11

Feels Like (°C)

9
9
9
9
10
13
15
17
19
21
23
24
24
23
21
20
18
16
15
13
12
12
11
11

Dew Point (°C)

1
1
1
2
2
2
3
3
4
4
5
5
5
5
6
7
8
8
8
8
7
7
6
5

Relative Humidity (%)

59
59
59
58
56
50
43
39
36
34
32
30
30
32
37
45
52
58
63
68
71
72
72
70

Pressure (mb)

1001
1001
1000
1000
1000
1000
1000
999
999
999
998
998
998
998
999
999
1000
1001
1002
1003
1004
1004
1005
1005

Ozone (du)

366
367
367
368
368
368
368
368
369
369
370
369
369
367
365
363
360
358
356
354
353
352
351
349

Wednesday 24

Waning Gibbous 76%

02:02

10:07

04 Bad
05 Bad
06 Bad
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 Good
01 OK
02 Bad
03 Bad

Sun - Rise: 06:32, Set: 20:34, Transit: 13:33. Moon - Rise: 02:02, Set: 10:07. Civil Dark: 21:06 - 06:00. Nautical Dark: 21:46 - 05:20. Astro Dark: 22:30 - 04:36

Total Clouds (% Sky Obscured)

100
100
100
100
88
88
88
88
88
88
100
100
100
100
100
100
18
18
18
18
18
18
92
92

Low Clouds (% Sky Obscured)

0
0
0
0
2
2
2
2
2
2
28
28
28
28
28
28
1
1
1
1
1
1
63
63

Medium Clouds (% Sky Obscured)

0
0
0
0
41
41
41
41
41
41
98
98
98
98
98
98
18
18
18
18
18
18
3
3

High Clouds (% Sky Obscured)

100
100
100
100
84
84
84
84
84
84
98
98
98
98
98
98
1
1
1
1
1
1
61
61

ISS Passover

Visibility (miles)

7
6
5
5
5
7
10
10
10
10
10
10
10
10
10
9
8
8
9
9
9
8
8
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
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

2
3
3
3
3
2
1
1
2
1
4
3
1
3
3
2
2
3
3
3
3
3
2
1

Chance of Frost

Temperature (°C)

10
10
10
10
11
14
16
18
19
20
21
22
23
22
21
20
19
17
17
16
15
14
13
12

Feels Like (°C)

10
10
10
10
11
14
16
18
19
20
21
22
23
22
21
20
19
17
17
16
15
14
13
12

Dew Point (°C)

5
4
4
4
5
5
6
6
6
6
6
6
6
6
6
6
6
6
5
5
6
6
6
6

Relative Humidity (%)

69
68
67
67
64
58
50
45
43
41
38
36
34
35
38
41
44
46
48
50
53
58
63
66

Pressure (mb)

1005
1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010
1009

Ozone (du)

346
344
344
345
345
344
343
342
341
341
341
342
345
347
349
351
352
355
358
361
362
362
363
365

Thursday 25

Waning Gibbous 67%

02:48

10:59

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

Sun - Rise: 06:31, Set: 20:35, Transit: 13:33. Moon - Rise: 02:48, Set: 10:59. Civil Dark: 21:08 - 05:58. Nautical Dark: 21:48 - 05:18. Astro Dark: 22:32 - 04:33

Total Clouds (% Sky Obscured)

92
92
92
92
94
94
94
94
94
94
11
11
11
11
11
11
98
98
98
98
98
98
100
100

Low Clouds (% Sky Obscured)

63
63
63
63
63
63
63
63
63
63
0
0
0
0
0
0
0
0
0
0
0
0
12
12

Medium Clouds (% Sky Obscured)

3
3
3
3
0
0
0
0
0
0
11
11
11
11
11
11
59
59
59
59
59
59
100
100

High Clouds (% Sky Obscured)

61
61
61
61
88
88
88
88
88
88
0
0
0
0
0
0
96
96
96
96
96
96
18
18

ISS Passover

Visibility (miles)

9
10
10
10
9
9
9
9
9
8
8
6
4
2
1
1
1
1
1
1
1
1
1
1

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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

4
5
9
11
15
14
9
13
14
15
17
22
25
27
33
46
54
58
57
58
60
63
65
63

Precipitation Amount (mm)

0.01
0.02
0.03
0.04
0.06
0.05
0.04
0.03
0.06
0.11
0.2
0.4
0.72
0.94
0.92
1.11
1.35
1.08
0.74
0.67
0.72
0.79
0.84
0.83

Wind Speed/Direction (mph)

1
2
2
1
1
2
2
4
4
4
2
2
3
3
3
5
5
1
0
4
4
4
5
4

Chance of Frost

Temperature (°C)

12
12
12
12
13
14
15
16
16
17
18
19
20
20
18
16
14
12
11
10
9
9
8
8

Feels Like (°C)

12
12
12
12
13
14
15
16
16
17
18
19
20
20
18
16
14
12
11
10
9
8
7
7

Dew Point (°C)

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

Relative Humidity (%)

67
68
69
70
71
68
64
60
58
55
51
48
46
46
50
55
60
66
70
74
76
77
78
79

Pressure (mb)

1009
1008
1008
1007
1007
1006
1006
1005
1005
1004
1003
1003
1002
1002
1003
1004
1005
1006
1007
1008
1009
1010
1010
1011

Ozone (du)

368
370
370
370
371
372
373
375
377
379
381
384
386
388
386
383
381
381
381
382
383
385
387
388

Forecast for Geneva, Genève, CH (46.20,6.14)

Generated: 19/04/19 04:50:57. Forecast: 19/04/19 to 25/04/19. Timezone: UTC+2.00