Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 24

Waxing Gibbous 71%

14:32

05:08

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:46, Set: 21:06, Transit: 13:57. Moon - Rise: 14:32, Set: 05:08. Civil Dark: 21:41 - 06:11. Nautical Dark: 22:25 - 05:26. Astro Dark: 23:15 - 04:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
91
92
91
100
79
52
100
100
100
100
96
100
100
100
83
67

Low Clouds (% Sky Obscured)

100
100
100
100
100
99
98
100
91
91
91
100
75
49
100
100
100
78
92
100
100
100
74
56

Medium Clouds (% Sky Obscured)

57
1
9
23
16
12
31
13
13
20
7
33
56
38
93
81
63
99
80
99
100
100
70
55

High Clouds (% Sky Obscured)

81
20
49
52
5
83
74
64
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

6
6
6
6
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
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
None

Precipitation Probability (%)

0
2
2
3
2
2
2
2
3
0
0
3
7
9
8
5
4
6
10
13
11
8
6
5

Precipitation Amount (mm)

0
0
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0
0
0.01
0.05
0.09
0.07
0.03
0.03
0.06
0.16
0.23
0.18
0.09
0.04
0.03

Wind Speed/Direction (mph)

10
9
10
10
9
9
9
9
8
7
7
8
10
13
13
14
15
16
17
17
16
16
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
80
76
71
68
66
66
66
68
71
74
78
82
86
88
88
87
85
85
87
90
94
95
92

Pressure (mb)

1019
1019
1019
1018
1018
1017
1016
1016
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1016

Ozone (du)

324
324
324
324
324
323
323
322
322
322
321
322
322
322
322
321
322
323
325
326
327
327
328
327

Wednesday 25

Waxing Gibbous 81%

15:46

05:37

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

Sun - Rise: 06:44, Set: 21:07, Transit: 13:57. Moon - Rise: 15:46, Set: 05:37. Civil Dark: 21:42 - 06:09. Nautical Dark: 22:27 - 05:24. Astro Dark: 23:18 - 04:32

Total Clouds (% Sky Obscured)

69
34
26
27
54
60
54
40
38
27
34
39
13
19
45
27
12
14
20
13
19
20
31
35

Low Clouds (% Sky Obscured)

67
34
25
16
15
28
33
30
33
26
34
34
11
16
38
20
9
11
9
11
15
14
16
23

Medium Clouds (% Sky Obscured)

27
5
10
21
50
55
45
32
27
13
9
14
6
4
24
19
6
10
16
7
14
14
27
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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 (%)

4
4
3
3
2
2
3
3
3
3
3
3
3
0
0
3
4
5
6
7
7
6
6
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
15
13
16
15
15
17
16
17
18
7
9
17
17
17
17
17
18
18
17
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
12
12
13
13
13
13
13
12
12
11
11
11
10
10
11
11
11
10
6
5
5
6

Dew Point (°C)

8
7
7
7
7
7
7
7
7
7
7
7
6
6
6
6
6
6
6
6
6
6
6
6

Relative Humidity (%)

85
79
74
70
68
66
65
65
67
69
71
73
74
75
75
74
73
72
73
76
79
82
81
77

Pressure (mb)

1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021

Ozone (du)

326
326
326
328
329
330
331
332
333
334
335
336
337
339
342
346
349
354
358
362
364
365
365
364

Thursday 26

Waxing Gibbous 89%

17:00

06:03

10 OK
11 OK
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
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

Sun - Rise: 06:42, Set: 21:09, Transit: 13:56. Moon - Rise: 17:00, Set: 06:03. Civil Dark: 21:44 - 06:07. Nautical Dark: 22:29 - 05:22. Astro Dark: 23:21 - 04:29

Total Clouds (% Sky Obscured)

39
28
24
27
56
52
79
89
27
85
99
100
99
88
99
99
99
100
100
99
98
98
98
98

Low Clouds (% Sky Obscured)

20
23
20
20
20
17
12
9
4
2
5
0
33
22
17
21
23
0
0
2
2
9
6
6

Medium Clouds (% Sky Obscured)

16
20
15
19
17
13
5
8
2
4
51
57
91
64
72
59
83
96
80
4
0
0
1
1

High Clouds (% Sky Obscured)

20
0
0
0
42
40
76
88
24
85
99
100
97
71
97
98
98
99
99
99
98
98
97
97

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

6
6
6
5
5
4
3
2
2
3
3
0
0
0
0
0
2
2
0
0
5
9
12
16

Precipitation Amount (mm)

0.05
0.05
0.05
0.04
0.03
0.02
0.02
0.01
0.01
0.01
0.01
0
0
0
0
0
0.01
0.01
0
0
0.01
0.05
0.11
0.21

Wind Speed/Direction (mph)

15
16
12
13
15
12
12
14
12
10
10
8
6
5
5
4
4
3
5
6
7
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
5
5
5
5
5
5
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6
6

Relative Humidity (%)

72
68
65
62
61
60
61
62
64
66
67
68
69
70
72
72
72
71
71
74
79
85
87
86

Pressure (mb)

1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1018
1017
1016
1016
1015
1014
1014
1013
1013

Ozone (du)

362
360
357
354
352
350
349
349
349
349
350
351
351
352
352
352
353
354
355
357
358
359
361
365

Friday 27

Waxing Gibbous 95%

18:12

06:28

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:40, Set: 21:10, Transit: 13:56. Moon - Rise: 18:12, Set: 06:28. Civil Dark: 21:46 - 06:05. Nautical Dark: 22:31 - 05:19. Astro Dark: 23:23 - 04:26

Total Clouds (% Sky Obscured)

98
98
98
98
100
100
100
100
100
100
63
63
63
63
63
63
67
67
67
67
67
67
87
87

Low Clouds (% Sky Obscured)

6
6
6
6
95
95
95
95
95
95
20
20
20
20
20
20
60
60
60
60
60
60
85
85

Medium Clouds (% Sky Obscured)

1
1
1
1
100
100
100
100
100
100
46
46
46
46
46
46
34
34
34
34
34
34
55
55

High Clouds (% Sky Obscured)

97
97
97
97
88
88
88
88
88
88
28
28
28
28
28
28
14
14
14
14
14
14
0
0

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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

Precipitation Probability (%)

20
22
24
25
25
21
16
13
12
13
14
16
16
16
13
8
0
6
10
11
12
12
12
12

Precipitation Amount (mm)

0.35
0.45
0.41
0.33
0.28
0.24
0.2
0.19
0.22
0.32
0.4
0.39
0.4
0.38
0.2
0.04
0
0.02
0.1
0.18
0.19
0.22
0.27
0.22

Wind Speed/Direction (mph)

10
10
10
10
10
9
9
9
9
9
10
10
10
11
11
11
11
11
10
9
9
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
11
11
11
12
12
12
12
12
12
11
11
8
7
7
7
7
8
10
8
7
7
10

Dew Point (°C)

7
7
7
7
8
8
8
8
9
9
9
9
9
9
8
8
8
8
8
8
8
9
9
9

Relative Humidity (%)

83
81
79
79
78
78
78
79
80
82
83
85
88
91
92
91
90
88
87
87
90
93
95
93

Pressure (mb)

1013
1012
1012
1011
1011
1010
1010
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008

Ozone (du)

369
375
382
390
393
389
381
373
367
361
356
353
351
349
349
348
348
347
346
346
345
345
346
346

Saturday 28

Waxing Gibbous 99%

19:23

06:53

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Good
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

Sun - Rise: 06:39, Set: 21:12, Transit: 13:56. Moon - Rise: 19:23, Set: 06:53. Civil Dark: 21:48 - 06:03. Nautical Dark: 22:33 - 05:17. Astro Dark: 23:26 - 04:23

Total Clouds (% Sky Obscured)

87
87
87
87
49
49
49
49
49
49
4
4
4
4
4
4
48
48
48
48
48
48
100
100

Low Clouds (% Sky Obscured)

85
85
85
85
41
41
41
41
41
41
2
2
2
2
2
2
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

55
55
55
55
29
29
29
29
29
29
3
3
3
3
3
3
38
38
38
38
38
38
78
78

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
40
40
40
40
40
40
100
100

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
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

Precipitation Probability (%)

10
9
9
8
8
8
9
10
10
10
11
17
21
25
27
28
29
32
34
35
38
40
41
40

Precipitation Amount (mm)

0.14
0.11
0.09
0.06
0.06
0.07
0.11
0.12
0.08
0.03
0.03
0.12
0.39
0.61
0.46
0.21
0.12
0.2
0.44
0.78
1.27
1.9
2.17
1.63

Wind Speed/Direction (mph)

12
12
11
11
10
9
7
6
6
7
7
7
6
6
5
2
4
3
4
4
5
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
86
82
78
75
73
71
71
73
75
78
81
84
87
88
88
87
87
89
92
94
95
93
91

Pressure (mb)

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

Ozone (du)

347
348
348
349
349
349
349
349
349
349
348
348
347
346
347
348
348
348
347
346
347
348
349
351

Sunday 29

Waxing Gibbous 100%

20:33

07:19

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:37, Set: 21:13, Transit: 13:56. Moon - Rise: 20:33, Set: 07:19. Civil Dark: 21:49 - 06:01. Nautical Dark: 22:35 - 05:15. Astro Dark: 23:29 - 04:20

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
98
98
98
98
98
98
89
89

Low Clouds (% Sky Obscured)

0
0
0
0
22
22
22
22
22
22
10
10
10
10
10
10
16
16
16
16
16
16
73
73

Medium Clouds (% Sky Obscured)

78
78
78
78
100
100
100
100
100
100
99
99
99
99
99
99
98
98
98
98
98
98
80
80

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
84
84
84
84
84
84
25
25
25
25
25
25
20
20

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
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 (%)

37
33
29
24
21
22
23
24
24
24
23
22
22
22
21
18
18
19
18
17
17
16
15
14

Precipitation Amount (mm)

0.86
0.41
0.25
0.28
0.38
0.35
0.27
0.21
0.13
0.07
0.04
0.03
0.02
0.03
0.02
0.01
0.01
0.02
0.03
0.04
0.05
0.07
0.09
0.11

Wind Speed/Direction (mph)

8
9
10
10
10
10
9
10
10
10
10
9
9
8
9
10
11
11
11
11
9
7
4
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
12
12
13
13
14
14
13
13
13
12
11
8
8
7
7
8
7
7
6
6
7
7

Dew Point (°C)

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

Relative Humidity (%)

89
86
84
81
78
75
72
71
72
74
77
79
81
83
84
83
82
80
79
81
85
88
88
86

Pressure (mb)

1001
1001
1001
1002
1002
1002
1002
1002
1002
1002
1003
1003
1004
1005
1005
1005
1006
1006
1006
1006
1007
1007
1008
1009

Ozone (du)

354
358
363
370
375
379
383
385
386
386
385
385
385
385
386
386
387
388
389
390
391
392
393
394

Monday 30

Full Moon 99%

21:41

07:47

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 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK

Sun - Rise: 06:35, Set: 21:15, Transit: 13:56. Moon - Rise: 21:41, Set: 07:47. Civil Dark: 21:51 - 05:59. Nautical Dark: 22:37 - 05:13. Astro Dark: 23:31 - 04:17

Total Clouds (% Sky Obscured)

89
89
89
89
98
98
98
98
98
98
77
77
77
77
77
77
32
32
32
32
32
32
33
33

Low Clouds (% Sky Obscured)

73
73
73
73
97
97
97
97
97
97
45
45
45
45
45
45
27
27
27
27
27
27
24
24

Medium Clouds (% Sky Obscured)

80
80
80
80
31
31
31
31
31
31
24
24
24
24
24
24
20
20
20
20
20
20
19
19

High Clouds (% Sky Obscured)

20
20
20
20
40
40
40
40
40
40
68
68
68
68
68
68
0
0
0
0
0
0
9
9

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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 (%)

13
12
11
12
13
15
18
20
18
14
12
11
11
10
10
9
8
9
9
9
9
9
8
9

Precipitation Amount (mm)

0.12
0.12
0.1
0.07
0.06
0.11
0.23
0.35
0.36
0.31
0.25
0.19
0.12
0.07
0.05
0.03
0.02
0.02
0.02
0.03
0.02
0.02
0.01
0.02

Wind Speed/Direction (mph)

11
11
11
10
10
10
11
11
11
10
7
7
2
3
1
5
7
7
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
7
7
7
7
7
7
6
6
6
6
6
6
6
6
5
5
5
6

Relative Humidity (%)

81
76
73
70
68
68
68
69
72
74
77
79
80
82
82
81
78
75
74
74
76
79
80
78

Pressure (mb)

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

Ozone (du)

395
396
397
397
398
399
400
400
398
394
392
391
392
392
391
389
388
389
390
392
393
394
395
394

Forecast for Saint-Martin-du-Bec, Seine-Maritime, FR (49.60,0.21)

Generated: 24/04/18 10:52:30. Forecast: 24/04/18 to 30/04/18. Timezone: UTC+2.00